1997-12-03 23:50  Ulrich Drepper  <drepper@cygnus.com>

	* Makeconfig: Add shared-thread-library variable.

	* math/Makfile (CPPFLAGS): Add -D__LIBC_INTERNAL_MATH_INLINES.
	* sysdeps/i386/Makefile: Don't define ___LIBC_INTERNAL_MATH_INLINES
	here.
	* sysdeps/m68k/fpu/e_acos.c: Likewise.
	* sysdeps/m68k/fpu/e_atan2.c: Likewise.
	* sysdeps/m68k/fpu/e_fmod.c: Likewise.
	* sysdeps/m68k/fpu/e_pow.c: Likewise.
	* sysdeps/m68k/fpu/e_scalb.c: Likewise.
	* sysdeps/m68k/fpu/k_cos.c: Likewise.
	* sysdeps/m68k/fpu/k_sin.c: Likewise.
	* sysdeps/m68k/fpu/k_tan.c: Likewise.
	* sysdeps/m68k/fpu/s_atan.c: Likewise.
	* sysdeps/m68k/fpu/s_ccos.c: Likewise.
	* sysdeps/m68k/fpu/s_ccosh.c: Likewise.
	* sysdeps/m68k/fpu/s_cexp.c: Likewise.
	* sysdeps/m68k/fpu/s_csin.c: Likewise.
	* sysdeps/m68k/fpu/s_csinh.c: Likewise.
	* sysdeps/m68k/fpu/s_frexp.c: Likewise.
	* sysdeps/m68k/fpu/s_ilogb.c: Likewise.
	* sysdeps/m68k/fpu/s_isinf.c: Likewise.
	* sysdeps/m68k/fpu/s_llrint.c: Likewise.
	* sysdeps/m68k/fpu/s_llrintf.c: Likewise.
	* sysdeps/m68k/fpu/s_llrintl.c: Likewise.
	* sysdeps/m68k/fpu/s_lrint.c: Likewise.
	* sysdeps/m68k/fpu/s_modf.c: Likewise.
	* sysdeps/m68k/fpu/s_remquo.c: Likewise.
	* sysdeps/m68k/fpu/s_scalbn.c: Likewise.
	* sysdeps/m68k/fpu/s_sincos.c: Likewise.

	* libc.map: Add __libc_current_sigrtmin, __libc_current_sigrtmax,
	__libc_allocate_rtsig, sigqueue, sigtimedwait, sigwaitinfo.
	* signal/Makefile (headers): Add bits/siginfo.h.
	(routines): Add allocrtsig, sigtimedwait, sigwaitinfo, sigqueue.
	(distribute): Add testrtsig.h.
	* signal/allocrtsig.c: New file.
	* signal/signal.h: Define `union sigval'.  Include <bits/siginfo.h>.
	Declare sigwaitinfo, sigtimedwait, sigqueue, __libc_current_sigrtmin,
	__libc_current_sigrtmax.
	* sysdeps/generic/sigqueue.c: New file.
	* sysdeps/generic/sigtimedwait.c: New file.
	* sysdeps/generic/sigwaitinfo.c: New file.
	* sysdeps/generic/testrtsig.h: New file.
	* sysdeps/generic/bits/siginfo.h: New file.
	* sysdeps/unix/sysv/linux/bits/siginfo.h: New file.
	* sysdeps/unix/sysv/linux/kernel_sigaction.h: Define struct as
	old_kernel_sigaction and rename sa_handler member to k_sa_handler.
	* sysdeps/unix/sysv/linux/rt_sigaction.c: New file.
	* sysdeps/unix/sysv/linux/rt_sigprocmask.c: New file.
	* sysdeps/unix/sysv/linux/rt_sigqueueinfo.c: New file.
	* sysdeps/unix/sysv/linux/rt_sigreturn.c: New file.
	* sysdeps/unix/sysv/linux/rt_sigsuspend.c: New file.
	* sysdeps/unix/sysv/linux/rt_sigtimedwait.c: New file.
	* sysdeps/unix/sysv/linux/sigpending.c: New file.
	* sysdeps/unix/sysv/linux/sigprocmask.c: New file.
	* sysdeps/unix/sysv/linux/sigqueue.c: New file.
	* sysdeps/unix/sysv/linux/sigreturn.c: New file.
	* sysdeps/unix/sysv/linux/sigtimedwait.c: New file.
	* sysdeps/unix/sysv/linux/sigwaitinfo.c: New file.
	* sysdeps/unix/sysv/linux/testrtsig.h: New file.
	* sysdeps/unix/sysv/linux/sigsuspend.c: Update for AIO.
	* sysdeps/unix/sysv/linux/syscalls.list: Update for AIO.
	* sysdeps/unix/sysv/linux/sigaction.c: Update for AIO.
	* sysdeps/unix/sysv/linux/bits/local_lim.h: Define AIO_PRIO_DELTA_MAX.
	* sysdeps/unix/sysv/linux/bits/posix_opt.h: Define _XOPEN_REALTIME
	and _POSIX_REALTIME_SIGNALS.
	* sysdeps/unix/sysv/linux/bits/sigaction.h: Update for AIO.
	* sysdeps/unix/sysv/linux/bits/signum.h: Define SIGRTMIN/MAX and
	update _NSIG.
	* sysdeps/unix/sysv/linux/i386/sigaction.c: Update for AIO.
	* sysdeps/unix/sysv/linux/i386/sys/ucontext.h: Linux/i386 specific
	definitions.

	* Makefile (subdirs): Add rt.
	* shlib-versions: Add entry for librt.
	* rt/Makefile: New file.
	* rt/aio.h: New file.
	* rt/aio_cancel.c: New file.
	* rt/aio_error.c: New file.
	* rt/aio_fsync.c: New file.
	* rt/aio_misc.c: New file.
	* rt/aio_misc.h: New file.
	* rt/aio_read.c: New file.
	* rt/aio_read64.c: New file.
	* rt/aio_return.c: New file.
	* rt/aio_suspend.c: New file.
	* rt/aio_write.c: New file.
	* rt/aio_write64.c: New file.
	* rt/lio_listio.c: New file.
	* rt/lio_listio64.c: New file.
	* sysdeps/generic/aio_sigqueue.c: New file.
	* sysdeps/unix/sysv/linux/aio_sigqueue.c: New file.
	* sysdeps/unix/sysv/linux/Dist: Add new files
	* sysdeps/unix/sysv/linux/Makefile [$(subdir)=signal]
	(sysdep_routines): Add rt_sigsuspend, rt_sigprocmask, rt_sigtimedwait,
	rt_sigqueueinfo, rt_sigaction.

	* posix/Makefile (headers): Add bits/environments.h.
	* posix/confstr.c: Correctly handle _CS_XBS5_ILP32_OFFBIG_CFLAGS
	and _CS_LFS_CFLAGS on 64bit platforms.
	* posix/unistd.h: Define _XOPEN_LEGACY.  Explain _XOPEN_REALTIME
	and _XOPEN_REALTIME_THREADS.  Include bits/environments.h.
	* sysdeps/generic/bits/confname.h: Define _SC_* constants for
	compilation modules.
	* sysdeps/wordsize-32/bits/environments.h: New file.
	* sysdeps/wordsize-64/bits/environments.h: New file.

	* posix/getopt.c: Remove declaration of getpid and __libc_pid.
	* posix/getopt_init.c: Test for value 0xf00baa of uninitialized
	__libc_pid.
	* sysdeps/unix/sysv/linux/init-first.c: Initialize __libc_pid to
	0xf00baa.

	* string/string.h: Add declaration of __strverscmp.
	* string/strverscmp.c: Rename function ot __strverscmp and make old
	name weak alias.

	* sysdeps/generic/dl-sysdep.c: Declare and define __libc_uid.
	* sysdeps/generic/enbl-secure.c: Likewise.
	* sysdeps/mach/hurd/dl-sysdep.c: Likewise.

	* sysdeps/unix/sysv/linux/bits/sigset.h: Pretty print.

	* sysdeps/unix/sysv/linux/sys/pci.h: New file.

1997-12-03  Ulrich Drepper  <drepper@cygnus.com>

	* posix/sys/wait.h: Use __transparent_union__ instead of
	transparent_union.  Reported by Roland McGrath.

1997-12-03  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* resolv/inet_neta.c (inet_neta): Change type of first parameter
	to u_int32_t.  Suggested by John Lavagnino <John_Lavagnino@Brown.edu>
	[PR libc/366].

	* resolv/inet_addr.c (inet_addr): Change return type to u_int32_t.

	* inet/arpa/inet.h: Change types of inet_neta and inet_addr.

1997-12-03 20:40  Thorsten Kukuk  <kukuk@vt.uni-paderborn.de>

	* grp/initgroups.c: Increase buffer if it is too small.

1997-12-03  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/netinet/ip.h: Don't use u_int8_t for bit
	fields, this is no ISO C.  Reported by Andreas Jaeger.

1997-12-03  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* sysdeps/i386/sys/ucontext.h (enum): Add missing commata.

1997-12-03 08:58  Philip Blundell  <pb@nexus.co.uk>

	* sysdeps/generic/bits/utsname.h: <sys/utsname.h> defines
	_SYS_UTSNAME_H not _UTSNAME_H.

1997-11-28  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* elf/dl-profile.c (_dl_start_profile): Avoid overflow when
	computing s_scale.

1997-11-29  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/libm-ieee754/s_csqrt.c: Use different formula for now.
	* sysdeps/libm-ieee754/s_csqrtf.c: Likewise.
	* sysdeps/libm-ieee754/s_csqrtl.c: Likewise.

	* math/libm-test.c (csqrt_test): Add testcase.

1997-12-03 15:44  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/sys/ultrasound.h: New file.
	* sysdeps/unix/sysv/linux/sys/Dist: Add it.
	* sysdeps/unix/sysv/linux/sys/Makefile [$(subdir)=misc]: Likewise.

1997-11-30  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/sys/timex.h: Fix declaration.

1997-12-01  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* math/libm-test.c (acos_test): Add more tests.
	(asin_test): Likewise.
	(atan_test): Likewise.
	(exp_test): Likewise.
	(sin_test): Likewise.
	(sqrt_test): Likewise.
	(cpow_test): Likewise.
	(csqrt_test): Likewise.
	(cexp_test): Correct typo in gcc version test.

1997-12-02 17:14  Philip Blundell  <pb@nexus.co.uk>

	* sysdeps/arm/__longjmp.S: Define _SETJMP_H before including
	<bits/setjmp.h>.
	* sysdeps/arm/setjmp.S: Likewise.

	* sysdeps/unix/sysv/linux/arm/bits/mman.h: New file.

1997-12-02 18:07  Philip Blundell  <pb@nexus.co.uk>

	* stdio/stdio.h: Add prototype for tmpfile64().

1997-12-02 17:47  Philip Blundell  <pb@nexus.co.uk>

	* stdio/stdio.h (__stdio_gen_tempname): Add extra argument to
	prototype to keep in step with libio version.

	* stdio-common/tmpfile64.c: Include <errno.h> for ENOSYS.

1997-12-02 17:41  Philip Blundell  <pb@nexus.co.uk>

	* sysdeps/generic/Makefile: Don't try to use make_siglist if
	cross-compiling.

1997-12-02 01:18  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/i386/clone.S: When cloned process returns
	load GOT ptr before jumping to _exit.
	Reported by Xavier Leroy.
This commit is contained in:
Ulrich Drepper 1997-12-04 00:12:34 +00:00
parent 04be94a87d
commit cbdee2790d
128 changed files with 3648 additions and 198 deletions

View File

@ -20,7 +20,6 @@ docs
crypt
linuxthreads
localedata
secure_rpc
aio

4
BUGS
View File

@ -1,7 +1,7 @@
List of known bugs (certainly very incomplete)
----------------------------------------------
Time-stamp: <1997-11-12T04:42:03+0100 drepper>
Time-stamp: <1997-12-03T15:30:07+0100 drepper>
This following list contains those bugs which I'm aware of. Please
make sure that bugs you report are not listed here. If you can fix one
@ -27,8 +27,6 @@ Severity: [ *] to [***]
[ **] The libm-ieee `log2' function seems to be very inaccurate.
[ *] The libm-ieee `remquo' function rounds 3.0/2.0 incorrectly.
[ *] The precision of the `sinhl' and/or `asinhl' function do not seem
to be the best.

226
ChangeLog
View File

@ -1,3 +1,229 @@
1997-12-03 23:50 Ulrich Drepper <drepper@cygnus.com>
* Makeconfig: Add shared-thread-library variable.
* math/Makfile (CPPFLAGS): Add -D__LIBC_INTERNAL_MATH_INLINES.
* sysdeps/i386/Makefile: Don't define ___LIBC_INTERNAL_MATH_INLINES
here.
* sysdeps/m68k/fpu/e_acos.c: Likewise.
* sysdeps/m68k/fpu/e_atan2.c: Likewise.
* sysdeps/m68k/fpu/e_fmod.c: Likewise.
* sysdeps/m68k/fpu/e_pow.c: Likewise.
* sysdeps/m68k/fpu/e_scalb.c: Likewise.
* sysdeps/m68k/fpu/k_cos.c: Likewise.
* sysdeps/m68k/fpu/k_sin.c: Likewise.
* sysdeps/m68k/fpu/k_tan.c: Likewise.
* sysdeps/m68k/fpu/s_atan.c: Likewise.
* sysdeps/m68k/fpu/s_ccos.c: Likewise.
* sysdeps/m68k/fpu/s_ccosh.c: Likewise.
* sysdeps/m68k/fpu/s_cexp.c: Likewise.
* sysdeps/m68k/fpu/s_csin.c: Likewise.
* sysdeps/m68k/fpu/s_csinh.c: Likewise.
* sysdeps/m68k/fpu/s_frexp.c: Likewise.
* sysdeps/m68k/fpu/s_ilogb.c: Likewise.
* sysdeps/m68k/fpu/s_isinf.c: Likewise.
* sysdeps/m68k/fpu/s_llrint.c: Likewise.
* sysdeps/m68k/fpu/s_llrintf.c: Likewise.
* sysdeps/m68k/fpu/s_llrintl.c: Likewise.
* sysdeps/m68k/fpu/s_lrint.c: Likewise.
* sysdeps/m68k/fpu/s_modf.c: Likewise.
* sysdeps/m68k/fpu/s_remquo.c: Likewise.
* sysdeps/m68k/fpu/s_scalbn.c: Likewise.
* sysdeps/m68k/fpu/s_sincos.c: Likewise.
* libc.map: Add __libc_current_sigrtmin, __libc_current_sigrtmax,
__libc_allocate_rtsig, sigqueue, sigtimedwait, sigwaitinfo.
* signal/Makefile (headers): Add bits/siginfo.h.
(routines): Add allocrtsig, sigtimedwait, sigwaitinfo, sigqueue.
(distribute): Add testrtsig.h.
* signal/allocrtsig.c: New file.
* signal/signal.h: Define `union sigval'. Include <bits/siginfo.h>.
Declare sigwaitinfo, sigtimedwait, sigqueue, __libc_current_sigrtmin,
__libc_current_sigrtmax.
* sysdeps/generic/sigqueue.c: New file.
* sysdeps/generic/sigtimedwait.c: New file.
* sysdeps/generic/sigwaitinfo.c: New file.
* sysdeps/generic/testrtsig.h: New file.
* sysdeps/generic/bits/siginfo.h: New file.
* sysdeps/unix/sysv/linux/bits/siginfo.h: New file.
* sysdeps/unix/sysv/linux/kernel_sigaction.h: Define struct as
old_kernel_sigaction and rename sa_handler member to k_sa_handler.
* sysdeps/unix/sysv/linux/rt_sigaction.c: New file.
* sysdeps/unix/sysv/linux/rt_sigprocmask.c: New file.
* sysdeps/unix/sysv/linux/rt_sigqueueinfo.c: New file.
* sysdeps/unix/sysv/linux/rt_sigreturn.c: New file.
* sysdeps/unix/sysv/linux/rt_sigsuspend.c: New file.
* sysdeps/unix/sysv/linux/rt_sigtimedwait.c: New file.
* sysdeps/unix/sysv/linux/sigpending.c: New file.
* sysdeps/unix/sysv/linux/sigprocmask.c: New file.
* sysdeps/unix/sysv/linux/sigqueue.c: New file.
* sysdeps/unix/sysv/linux/sigreturn.c: New file.
* sysdeps/unix/sysv/linux/sigtimedwait.c: New file.
* sysdeps/unix/sysv/linux/sigwaitinfo.c: New file.
* sysdeps/unix/sysv/linux/testrtsig.h: New file.
* sysdeps/unix/sysv/linux/sigsuspend.c: Update for AIO.
* sysdeps/unix/sysv/linux/syscalls.list: Update for AIO.
* sysdeps/unix/sysv/linux/sigaction.c: Update for AIO.
* sysdeps/unix/sysv/linux/bits/local_lim.h: Define AIO_PRIO_DELTA_MAX.
* sysdeps/unix/sysv/linux/bits/posix_opt.h: Define _XOPEN_REALTIME
and _POSIX_REALTIME_SIGNALS.
* sysdeps/unix/sysv/linux/bits/sigaction.h: Update for AIO.
* sysdeps/unix/sysv/linux/bits/signum.h: Define SIGRTMIN/MAX and
update _NSIG.
* sysdeps/unix/sysv/linux/i386/sigaction.c: Update for AIO.
* sysdeps/unix/sysv/linux/i386/sys/ucontext.h: Linux/i386 specific
definitions.
* Makefile (subdirs): Add rt.
* shlib-versions: Add entry for librt.
* rt/Makefile: New file.
* rt/aio.h: New file.
* rt/aio_cancel.c: New file.
* rt/aio_error.c: New file.
* rt/aio_fsync.c: New file.
* rt/aio_misc.c: New file.
* rt/aio_misc.h: New file.
* rt/aio_read.c: New file.
* rt/aio_read64.c: New file.
* rt/aio_return.c: New file.
* rt/aio_suspend.c: New file.
* rt/aio_write.c: New file.
* rt/aio_write64.c: New file.
* rt/lio_listio.c: New file.
* rt/lio_listio64.c: New file.
* sysdeps/generic/aio_sigqueue.c: New file.
* sysdeps/unix/sysv/linux/aio_sigqueue.c: New file.
* sysdeps/unix/sysv/linux/Dist: Add new files
* sysdeps/unix/sysv/linux/Makefile [$(subdir)=signal]
(sysdep_routines): Add rt_sigsuspend, rt_sigprocmask, rt_sigtimedwait,
rt_sigqueueinfo, rt_sigaction.
* posix/Makefile (headers): Add bits/environments.h.
* posix/confstr.c: Correctly handle _CS_XBS5_ILP32_OFFBIG_CFLAGS
and _CS_LFS_CFLAGS on 64bit platforms.
* posix/unistd.h: Define _XOPEN_LEGACY. Explain _XOPEN_REALTIME
and _XOPEN_REALTIME_THREADS. Include bits/environments.h.
* sysdeps/generic/bits/confname.h: Define _SC_* constants for
compilation modules.
* sysdeps/wordsize-32/bits/environments.h: New file.
* sysdeps/wordsize-64/bits/environments.h: New file.
* posix/getopt.c: Remove declaration of getpid and __libc_pid.
* posix/getopt_init.c: Test for value 0xf00baa of uninitialized
__libc_pid.
* sysdeps/unix/sysv/linux/init-first.c: Initialize __libc_pid to
0xf00baa.
* string/string.h: Add declaration of __strverscmp.
* string/strverscmp.c: Rename function ot __strverscmp and make old
name weak alias.
* sysdeps/generic/dl-sysdep.c: Declare and define __libc_uid.
* sysdeps/generic/enbl-secure.c: Likewise.
* sysdeps/mach/hurd/dl-sysdep.c: Likewise.
* sysdeps/unix/sysv/linux/bits/sigset.h: Pretty print.
* sysdeps/unix/sysv/linux/sys/pci.h: New file.
1997-12-03 Ulrich Drepper <drepper@cygnus.com>
* posix/sys/wait.h: Use __transparent_union__ instead of
transparent_union. Reported by Roland McGrath.
1997-12-03 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* resolv/inet_neta.c (inet_neta): Change type of first parameter
to u_int32_t. Suggested by John Lavagnino <John_Lavagnino@Brown.edu>
[PR libc/366].
* resolv/inet_addr.c (inet_addr): Change return type to u_int32_t.
* inet/arpa/inet.h: Change types of inet_neta and inet_addr.
1997-12-03 20:40 Thorsten Kukuk <kukuk@vt.uni-paderborn.de>
* grp/initgroups.c: Increase buffer if it is too small.
1997-12-03 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/unix/sysv/linux/netinet/ip.h: Don't use u_int8_t for bit
fields, this is no ISO C. Reported by Andreas Jaeger.
1997-12-03 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* sysdeps/i386/sys/ucontext.h (enum): Add missing commata.
1997-12-03 08:58 Philip Blundell <pb@nexus.co.uk>
* sysdeps/generic/bits/utsname.h: <sys/utsname.h> defines
_SYS_UTSNAME_H not _UTSNAME_H.
1997-11-28 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/dl-profile.c (_dl_start_profile): Avoid overflow when
computing s_scale.
1997-11-29 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/libm-ieee754/s_csqrt.c: Use different formula for now.
* sysdeps/libm-ieee754/s_csqrtf.c: Likewise.
* sysdeps/libm-ieee754/s_csqrtl.c: Likewise.
* math/libm-test.c (csqrt_test): Add testcase.
1997-12-03 15:44 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/unix/sysv/linux/sys/ultrasound.h: New file.
* sysdeps/unix/sysv/linux/sys/Dist: Add it.
* sysdeps/unix/sysv/linux/sys/Makefile [$(subdir)=misc]: Likewise.
1997-11-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/sys/timex.h: Fix declaration.
1997-12-01 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* math/libm-test.c (acos_test): Add more tests.
(asin_test): Likewise.
(atan_test): Likewise.
(exp_test): Likewise.
(sin_test): Likewise.
(sqrt_test): Likewise.
(cpow_test): Likewise.
(csqrt_test): Likewise.
(cexp_test): Correct typo in gcc version test.
1997-12-02 17:14 Philip Blundell <pb@nexus.co.uk>
* sysdeps/arm/__longjmp.S: Define _SETJMP_H before including
<bits/setjmp.h>.
* sysdeps/arm/setjmp.S: Likewise.
* sysdeps/unix/sysv/linux/arm/bits/mman.h: New file.
1997-12-02 18:07 Philip Blundell <pb@nexus.co.uk>
* stdio/stdio.h: Add prototype for tmpfile64().
1997-12-02 17:47 Philip Blundell <pb@nexus.co.uk>
* stdio/stdio.h (__stdio_gen_tempname): Add extra argument to
prototype to keep in step with libio version.
* stdio-common/tmpfile64.c: Include <errno.h> for ENOSYS.
1997-12-02 17:41 Philip Blundell <pb@nexus.co.uk>
* sysdeps/generic/Makefile: Don't try to use make_siglist if
cross-compiling.
1997-12-02 01:18 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/unix/sysv/linux/i386/clone.S: When cloned process returns
load GOT ptr before jumping to _exit.
Reported by Xavier Leroy.
1997-12-01 17:27 Ulrich Drepper <drepper@cygnus.com>
* Makefile (subdirs): Add iconvdata and localedata.

8
FAQ
View File

@ -176,6 +176,10 @@ other make program has the needed functionality.
Versions before 3.74 have bugs which prevent correct execution so you
should upgrade to the latest version before starting the compilation.
We recommend version GNU make version 3.75. Versions 3.76 and
3.76.1 are known to have bugs which only show up in big projects like
GNU libc.
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
[Q4] ``After I changed configure.in I get `Autoconf version X.Y.
@ -338,10 +342,6 @@ incompatibilities:
syscall name: wrapper name: declaring header file:
------------- ------------- ----------------------
bdflush bdflush <sys/kdaemon.h>
create_module create_module <sys/module.h>
delete_module delete_module <sys/module.h>
get_kernel_syms get_kernel_syms <sys/module.h>
init_module init_module <sys/module.h>
syslog ksyslog_ctl <sys/klog.h>
* lpd: Older versions of lpd depend on a routine called _validuser().

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@ -688,6 +688,12 @@ ifndef rtld-version-installed-name
rtld-version-installed-name = ld-$(version).so
endif
# The librt must contain be linked with the thread library. It least
# for now.
ifneq (,$(findstring linuxthreads,$(add-ons)))
shared-thread-library = $(common-objpfx)linuxthreads/libpthread.so
endif
endif # build-shared
endif # Makeconfig not yet included

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@ -55,7 +55,7 @@ subdirs = csu assert ctype db2 locale intl catgets math setjmp signal stdlib \
stdio-common $(stdio) malloc string wcsmbs time dirent grp pwd \
posix io termios resource misc socket sysvipc gmon gnulib iconv \
iconvdata wctype manual shadow md5-crypt po argp $(add-ons) nss \
localedata $(sysdep-subdirs) $(binfmt-subdir)
localedata rt $(sysdep-subdirs) $(binfmt-subdir)
export subdirs := $(subdirs) # Benign, useless in GNU make before 3.63.
# The mach and hurd subdirectories have many generated header files which

19
NEWS
View File

@ -18,24 +18,33 @@ Version 2.1
* Miles Bader provided the `argp' function family to support hierachical
command line argument parsing, layered on top of getopt.
* strtod accepts new hexadecimal floating-point format from ISO C 9X
* strtod accepts new hexadecimal floating-point format from ISO C 9X.
* printf has two new specifiers %a and %A to print hexadecimal flaoting-point
numbers
numbers.
* scanf recognizes the %A format for scanning floating point numbers
* scanf recognizes the %a and %A format for scanning floating point numbers.
* the new header <inttypes.h> from ISO C 9X provides information and
interfaces for the available integer types
interfaces for the available integer types.
* the new header <complex.h> contains definitions of the complex math
functions from ISO C 9X
functions from ISO C 9X.
* the new header <tgmath.h> defines generic macros to use complex or
real valued functions.
* Thorsten Kukuk provided an implementation for NIS+, securelevel 0, 1 and 2.
* Andreas Jaeger provided a test suite for the math library.
* Mark Kettenis implemented the utmpx interface and an utmp daemon.
* Ulrich Drepper added character conversion functions.
* Optimized string functions have been added.
* The localedata addon is now part of glibc.
Version 2.0.5

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@ -316,8 +316,17 @@ enum
#define _SC_NL_NMAX _SC_NL_NMAX
_SC_NL_SETMAX,
#define _SC_NL_SETMAX _SC_NL_SETMAX
_SC_NL_TEXTMAX
_SC_NL_TEXTMAX,
#define _SC_NL_TEXTMAX _SC_NL_TEXTMAX
_SC_XBS5_ILP32_OFF32,
#define _SC_XBS5_ILP32_OFF32 _SC_XBS5_ILP32_OFF32
_SC_XBS5_ILP32_OFFBIG,
#define _SC_XBS5_ILP32_OFFBIG _SC_XBS5_ILP32_OFFBIG
_SC_XBS5_LP64_OFF64,
#define _SC_XBS5_LP64_OFF64 _SC_XBS5_LP64_OFF64
_SC_XBS5_LPBIG_OFFBIG
#define _SC_XBS5_LPBIG_OFFBIG _SC_XBS5_LPBIG_OFFBIG
};
#if (defined __USE_POSIX2 || defined __USE_UNIX98 \

184
bits/siginfo.h Normal file
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@ -0,0 +1,184 @@
/* siginfo_t, sigevent and constants. Stub version.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _SIGNAL_H
# error "Never include this file directly. Use <signal.h> instead"
#endif
typedef struct siginfo
{
int si_signo; /* Signal number. */
int si_errno; /* If non-zero, an errno value associated with
this signal, as defined in <errno.h>. */
int si_code; /* Signal code. */
__pid_t si_pid; /* Sending process ID. */
__uid_t si_uid; /* Real user ID of sending process. */
void *si_addr; /* Address of faulting instruction. */
int si_status; /* Exit value or signal. */
long int si_band; /* Band event for SIGPOLL. */
union sigval si_value; /* Signal value. */
} siginfo_t;
/* Values for `si_code'. Positive values are reserved for kernel-generated
signals. */
enum
{
SI_ASYNCIO = -4, /* Sent by AIO completion. */
#define SI_ASYNCIO SI_ASYNCIO
SI_MESGQ, /* Sent by real time mesq state change. */
#define SI_MESGQ SI_MESGQ
SI_TIMER, /* Sent by timer expiration. */
#define SI_TIMER SI_TIMER
SI_QUEUE, /* Sent by sigqueue. */
#define SI_QUEUE SI_QUEUE
SI_USER /* Sent by kill, sigsend, raise. */
#define SI_USER SI_USER
};
/* `si_code' values for SIGILL signal. */
enum
{
ILL_ILLOPC = 1, /* Illegal opcode. */
#define ILL_ILLOPC ILL_ILLOPC
ILL_ILL_OPN, /* Illegal operand. */
#define ILL_ILLOPN ILL_ILLOPN
ILL_ILLADR, /* Illegal addressing mode. */
#define ILL_ILLADR ILL_ILLADR
ILL_ILLTRP, /* Illegal trap. */
#define ILL_ILLTRP ILL_ILLTRP
ILL_PRVOPC, /* Privileged opcode. */
#define ILL_PRVOPC ILL_PRVOPC
ILL_PRVREG, /* Privileged register. */
#define ILL_PRVREG ILL_PRVREG
ILL_COPROC, /* Coprocessor error. */
#define ILL_COPROC ILL_COPROC
ILL_BADSTK /* Internal stack error. */
#define ILL_BADSTK ILL_BADSTK
};
/* `si_code' values for SIGFPE signal. */
enum
{
FPE_INTDIV = 1, /* Integer divide by zero. */
#define FPE_INTDIV FPE_INTDIV
FPE_INTOVF, /* Integer overflow. */
#define FPE_INTOVF FPE_INTOVF
FPE_FLTDIV, /* Floating point divide by zero. */
#define FPE_FLTDIV FPE_FLTDIV
FPE_FLTOVF, /* Floating point overflow. */
#define FPE_FLTOVF FPE_FLTOVF
FPE_FLTUND, /* Floating point underflow. */
#define FPE_FLTUND FPE_FLTUND
FPE_FLTRES, /* Floating point inexact result. */
#define FPE_FLTRES FPE_FLTRES
FPE_FLTINV, /* Floating point invalid operation. */
#define FPE_FLTINV FPE_FLTINV
FPE_FLTSUB /* Subscript out of range. */
#define FPE_FLTSUB FPE_FLTSUB
};
/* `si_code' values for SIGSEGV signal. */
enum
{
SEGV_MAPERR = 1, /* Address not mapped to object. */
#define SEGV_MAPERR SEGV_MAPERR
SEGV_ACCERR /* Invalid permissions for mapped object. */
#define SEGV_ACCERR SEGV_ACCERR
};
/* `si_code' values for SIGBUS signal. */
enum
{
BUS_ADRALN = 1, /* Invalid address alignment. */
#define BUS_ADRALN BUS_ADRALN
BUS_ADRERR, /* Non-existant physical address. */
#define BUS_ADRERR BUS_ADRERR
BUS_OBJERR /* Object specific hardware error. */
#define BUS_OBJERR BUS_OBJERR
};
/* `si_code' values for SIGTRAP signal. */
enum
{
TRAP_BRKPT = 1, /* Process breakpoint. */
#define TRAP_BRKPT TRAP_BRKPT
TRAP_TRACE /* Process trace trap. */
#define TRAP_TRACE TRAP_TRACE
};
/* `si_code' values for SIGCHLD signal. */
enum
{
CLD_EXITED = 1, /* Child has exited. */
#define CLD_EXITED CLD_EXITED
CLD_KILLED, /* Child was killed. */
#define CLD_KILLED CLD_KILLED
CLD_DUMPED, /* Child terminated abnormally. */
#define CLD_DUMPED CLD_DUMPED
CLD_TRAPPED, /* Traced child has trapped. */
#define CLD_TRAPPED CLD_TRAPPED
CLD_STOPPED, /* Child has stopped. */
#define CLD_STOPPED CLD_STOPPED
CLD_CONTINUED /* Stopped child has continued. */
#define CLD_CONTINUED CLD_CONTINUED
};
/* `si_code' values for SIGPOLL signal. */
enum
{
POLL_IN = 1, /* Data input available. */
#define POLL_IN POLL_IN
POLL_OUT, /* Output buffers available. */
#define POLL_OUT POLL_OUT
POLL_MSG, /* Input message available. */
#define POLL_MSG POLL_MSG
POLL_ERR, /* I/O error. */
#define POLL_ERR POLL_ERR
POLL_PRI, /* High priority input available. */
#define POLL_PRI POLL_PRI
POLL_HUP /* Device disconnected. */
#define POLL_HUP POLL_HUP
};
/* Structure to transport application-defined values with signals. */
#define SIGEV_MAX_SIZE 64
#define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE / sizeof (int)) - 3)
typedef struct sigevent
{
sigval_t sigev_value;
int sigev_signo;
int sigev_notify;
void (*sigev_notify_function) __P ((sigval_t)); /* Function to start. */
void *sigev_notify_attributes; /* Really pthread_attr_t.*/
} sigevent_t;
/* `sigev_notify' values. */
enum
{
SIGEV_SIGNAL = 0, /* Notify via signal. */
#define SIGEV_SIGNAL SIGEV_SIGNAL
SIGEV_NONE, /* Other notification: meaningless. */
#define SIGEV_NONE SIGEV_NONE
SIGEV_THREAD /* Deliver via thread creation. */
#define SIGEV_THREAD SIGEV_THREAD
};

View File

@ -16,7 +16,7 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _UTSNAME_H
#ifndef _SYS_UTSNAME_H
# error "Never include <bits/utsname.h> directly; use <sys/utsname.h> instead."
#endif

View File

@ -22,6 +22,7 @@
#include <errno.h>
#include <fcntl.h>
#include <inttypes.h>
#include <limits.h>
#include <link.h>
#include <stdio.h>
#include <stdlib.h>
@ -403,13 +404,20 @@ _dl_start_profile (struct link_map *map, const char *output_dir)
/* Setup counting data. */
if (kcountsize < highpc - lowpc)
{
/* XXX I've not yet verified that the second expression is really
well suited but something like this is in any case necessary
for targets without hardware FP support. --drepper */
#if 0
s_scale = ((double) kcountsize / (highpc - lowpc)) * SCALE_1_TO_1;
#else
s_scale = (kcountsize * SCALE_1_TO_1) / (highpc - lowpc);
size_t range = highpc - lowpc;
size_t quot = range / kcountsize;
if (quot >= SCALE_1_TO_1)
s_scale = 1;
else if (quot >= SCALE_1_TO_1 / 256)
s_scale = SCALE_1_TO_1 / quot;
else if (range > ULONG_MAX / 256)
s_scale = (SCALE_1_TO_1 * 256) / (range / (kcountsize / 256));
else
s_scale = (SCALE_1_TO_1 * 256) / ((range * 256) / kcountsize);
#endif
}
else

View File

@ -1,4 +1,4 @@
/* Copyright (C) 1989, 1991, 1993, 1996 Free Software Foundation, Inc.
/* Copyright (C) 1989, 1991, 1993, 1996, 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -17,10 +17,11 @@
Boston, MA 02111-1307, USA. */
#include <alloca.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <grp.h>
#include <limits.h>
#include <string.h>
#include <unistd.h>
#include <sys/types.h>
@ -32,7 +33,7 @@ initgroups (user, group)
const char *user;
gid_t group;
{
#if defined (NGROUPS_MAX) && NGROUPS_MAX == 0
#if defined NGROUPS_MAX && NGROUPS_MAX == 0
/* No extra groups allowed. */
return 0;
@ -42,9 +43,10 @@ initgroups (user, group)
struct group grpbuf, *g;
size_t buflen = sysconf (_SC_GETPW_R_SIZE_MAX);
char *tmpbuf;
register size_t n;
size_t n;
size_t ngroups;
gid_t *groups;
int status;
#ifdef NGROUPS_MAX
# define limit NGROUPS_MAX
@ -67,32 +69,44 @@ initgroups (user, group)
n = 0;
groups[n++] = group;
while (__getgrent_r (&grpbuf, tmpbuf, buflen, &g) >= 0)
if (g->gr_gid != group)
{
register char **m;
do
{
while ((status = __getgrent_r (&grpbuf, tmpbuf, buflen, &g)) != 0
&& errno == ERANGE)
{
buflen *= 2;
tmpbuf = __alloca (buflen);
}
for (m = g->gr_mem; *m != NULL; ++m)
if (strcmp (*m, user) == 0)
{
/* Matches user. Insert this group. */
if (n == ngroups && limit <= 0)
{
/* Need a bigger buffer. */
groups = memcpy (__alloca (ngroups * 2 * sizeof *groups),
groups, ngroups * sizeof *groups);
ngroups *= 2;
}
if (status == 0 && g->gr_gid != group)
{
char **m;
groups[n++] = g->gr_gid;
for (m = g->gr_mem; *m != NULL; ++m)
if (strcmp (*m, user) == 0)
{
/* Matches user. Insert this group. */
if (n == ngroups && limit <= 0)
{
/* Need a bigger buffer. */
gid_t *newgrp;
newgrp = __alloca (ngroups * 2 * sizeof *groups);
groups = memcpy (newgrp, groups, ngroups * sizeof *groups);
ngroups *= 2;
}
if (n == limit)
/* Can't take any more groups; stop searching. */
goto done;
groups[n++] = g->gr_gid;
if (n == limit)
/* Can't take any more groups; stop searching. */
goto done;
break;
}
}
}
while (status == 0);
break;
}
}
done:
endgrent ();

View File

@ -28,7 +28,7 @@ __BEGIN_DECLS
/* Convert Internet host address from numbers-and-dots notation in CP
into binary data in network byte order. */
extern unsigned long int inet_addr __P ((__const char *__cp));
extern u_int32_t inet_addr __P ((__const char *__cp));
/* Convert Internet host address from numbers-and-dots notation in CP
into binary data and store the result in the structure INP. */
@ -43,8 +43,7 @@ extern struct in_addr inet_makeaddr __P ((u_int32_t __net, u_int32_t __host));
/* Format a network number NET into presentation format and place result
in buffer starting at BUF with length of LEN bytes. */
extern char *inet_neta __P ((unsigned long int __net, char *__buf,
size_t __len));
extern char *inet_neta __P ((u_int32_t __net, char *__buf, size_t __len));
/* Return network number part of the Internet address IN. */
extern u_int32_t inet_netof __P ((struct in_addr __in));

View File

@ -20,6 +20,7 @@ GLIBC_2.0 {
# helper functions
__errno_location; __libc_init_first; __h_errno_location;
__libc_current_sigrtmin; __libc_current_sigrtmax; __libc_allocate_rtsig;
# functions with special/multiple interfaces
__sigsetjmp; _setjmp; __sigaddset; __sigdelset; __sigismember;
@ -433,4 +434,7 @@ GLIBC_2.1 {
# functions in normal name space
fopen; fclose;
# New RT signal functions.
sigqueue; sigtimedwait; sigwaitinfo;
} GLIBC_2.0;

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@ -117,7 +117,7 @@ CPPFLAGS-s_lib_version.c := -D_POSIX_MODE
# We don't want the fdlibm code to use the inline math functions,
# only the fdlibm code.
CPPFLAGS += -D__NO_MATH_INLINES
CPPFLAGS += -D__NO_MATH_INLINES -D__LIBC_INTERNAL_MATH_INLINES
# Using omit-long-double-fcts is only a temporary hack.
ifneq ($(omit-long-double-fcts),yes)

View File

@ -78,12 +78,13 @@
/* "Philosophy":
This suite tests the correct implementation of mathematical
functions in libm. Some simple, specific parameters are tested for
correctness. Handling of specific inputs (e.g. infinity,
not-a-number) is also tested. Correct handling of exceptions is
checked against. These implemented tests should check all cases
that are specified in ISO C 9X.
This suite tests some aspects of the correct implementation of
mathematical functions in libm. Some simple, specific parameters
are tested for correctness but there's no exhaustive
testing. Handling of specific inputs (e.g. infinity, not-a-number)
is also tested. Correct handling of exceptions is checked
against. These implemented tests should check all cases that are
specified in ISO C 9X.
Exception testing: At the moment only divide-by-zero and invalid
exceptions are tested. Overflow/underflow and inexact exceptions
@ -837,9 +838,15 @@ acos_test (void)
FUNC(acos) (x),
INVALID_EXCEPTION);
#endif
check ("acos (0) == pi/2", FUNC(acos) (0), M_PI_2);
check ("acos (-0) == pi/2", FUNC(acos) (minus_zero), M_PI_2);
check ("acos (1) == 0", FUNC(acos) (1), 0);
check ("acos (-1) == pi", FUNC(acos) (-1), M_PI);
check ("acos (0.5) == pi/3", FUNC(acos) (0.5), M_PI_6 * 2.0);
check ("acos (-0.5) == 2*pi/3", FUNC(acos) (-0.5), M_PI_6 * 4.0);
}
@ -878,9 +885,14 @@ asin_test (void)
#endif
check ("asin (0) == 0", FUNC(asin) (0), 0);
check ("asin (-0) == -0", FUNC(asin) (minus_zero), minus_zero);
check_eps ("asin (0.5) == pi/6", FUNC(asin) (0.5), M_PI_6,
CHOOSE(3.5e-18, 0, 2e-7));
check_eps ("asin (-0.5) == -pi/6", FUNC(asin) (-0.5), -M_PI_6,
CHOOSE(3.5e-18, 0, 2e-7));
check ("asin (1.0) == pi/2", FUNC(asin) (1.0), M_PI_2);
check ("asin (-1.0) == -pi/2", FUNC(asin) (-1.0), -M_PI_2);
}
@ -906,6 +918,10 @@ atan_test (void)
check ("atan (+inf) == pi/2", FUNC(atan) (plus_infty), M_PI_2);
check ("atan (-inf) == -pi/2", FUNC(atan) (minus_infty), -M_PI_2);
check ("atan (1) == pi/4", FUNC(atan) (1), M_PI_4);
check ("atan (-1) == -pi/4", FUNC(atan) (1), M_PI_4);
}
@ -1062,6 +1078,8 @@ cos_test (void)
check_eps ("cos (pi/3) == 0.5", FUNC(cos) (M_PI_6 * 2.0),
0.5, CHOOSE (4e-18L, 1e-15L, 1e-7L));
check_eps ("cos (2*pi/3) == -0.5", FUNC(cos) (M_PI_6 * 4.0),
-0.5, CHOOSE (4e-18L, 1e-15L, 1e-7L));
check_eps ("cos (pi/2) == 0", FUNC(cos) (M_PI_2),
0, CHOOSE (1e-19L, 1e-16L, 1e-7L));
@ -1123,6 +1141,9 @@ exp_test (void)
check ("exp (-inf) == 0", FUNC(exp) (minus_infty), 0);
#endif
check_eps ("exp (1) == e", FUNC(exp) (1), M_E, CHOOSE (4e-18L, 5e-16, 0));
check ("exp (2) == e^2", FUNC(exp) (2), M_E * M_E);
check ("exp (3) == e^3", FUNC(exp) (3), M_E * M_E * M_E);
}
@ -1724,8 +1745,11 @@ sin_test (void)
INVALID_EXCEPTION);
check_eps ("sin (pi/6) == 0.5", FUNC(sin) (M_PI_6),
0.5,CHOOSE (4e-18L, 0, 0));
0.5, CHOOSE (4e-18L, 0, 0));
check_eps ("sin (-pi/6) == -0.5", FUNC(sin) (-M_PI_6),
-0.5, CHOOSE (4e-18L, 0, 0));
check ("sin (pi/2) == 1", FUNC(sin) (M_PI_2), 1);
check ("sin (-pi/2) == -1", FUNC(sin) (-M_PI_2), -1);
}
@ -2328,6 +2352,9 @@ sqrt_test (void)
check_ext ("sqrt (x*x) == x", FUNC(sqrt) (x*x), x, x);
check ("sqrt (4) == 2", FUNC(sqrt) (4), 2);
check ("sqrt (0.25) == 0.5", FUNC(sqrt) (0.25), 0.5);
check ("sqrt (6642.25) == 81.5", FUNC(sqrt) (6642.25), 81.5);
check_eps ("sqrt (15239.903) == 123.45", FUNC(sqrt) (15239.903), 123.45,
CHOOSE (3e-6L, 3e-6, 8e-6));
}
@ -2459,7 +2486,7 @@ cexp_test (void)
check_isnan ("imag(cexp(0 + i inf)) = NaN plus invalid exception",
__imag__ result);
#if defined __GNUC__ && __GNUC__ <= 2 && __GNUC_MINOR <= 7
#if defined __GNUC__ && __GNUC__ <= 2 && __GNUC_MINOR__ <= 7
if (verbose)
printf ("The following test for cexp might fail due to a gcc compiler error!\n");
#endif
@ -4767,9 +4794,21 @@ csqrt_test (void)
check_isnan ("real(csqrt(NaN + i NaN)) = NaN", __real__ result);
check_isnan ("imag(csqrt(NaN + i NaN)) = NaN", __imag__ result);
result = FUNC(csqrt) (BUILD_COMPLEX (16.0, -30.0));
check ("real(csqrt(16 - 30i)) = 5", __real__ result, 5.0);
check ("imag(csqrt(16 - 30i)) = -3", __imag__ result, -3.0);
result = FUNC(csqrt) (BUILD_COMPLEX (-1, 0));
check ("real(csqrt(1 + i0) = 0", __real__ result, 0);
check ("imag(csqrt(1 + i0) = 1", __imag__ result, 1);
result = FUNC(csqrt) (BUILD_COMPLEX (0, 2));
check ("real(csqrt(0 + i 2) = 1", __real__ result, 1);
check ("imag(csqrt(0 + i 2) = 1", __imag__ result, 1);
result = FUNC(csqrt) (BUILD_COMPLEX (119, 120));
check ("real(csqrt(119 + i 120) = 12", __real__ result, 12);
check ("imag(csqrt(119 + i 120) = 5", __imag__ result, 5);
}
@ -4779,14 +4818,24 @@ cpow_test (void)
__complex__ MATHTYPE result;
result = FUNC (cpow) (BUILD_COMPLEX (1, 0), BUILD_COMPLEX (0, 0));
check ("real(cpow (1 + i0), (0 + i0)) = 0", __real__ result, 1);
check ("imag(cpow (1 + i0), (0 + i0)) = 0", __imag__ result, 0);
check ("real(cpow (1 + i0), (0 + i0)) == 0", __real__ result, 1);
check ("imag(cpow (1 + i0), (0 + i0)) == 0", __imag__ result, 0);
result = FUNC (cpow) (BUILD_COMPLEX (2, 0), BUILD_COMPLEX (10, 0));
check_eps ("real(cpow (2 + i0), (10 + i0)) = 1024", __real__ result, 1024,
check_eps ("real(cpow (2 + i0), (10 + i0)) == 1024", __real__ result, 1024,
CHOOSE (2e-16L, 0, 0));
check ("imag(cpow (2 + i0), (10 + i0)) = 0", __imag__ result, 0);
check ("imag(cpow (2 + i0), (10 + i0)) == 0", __imag__ result, 0);
result = FUNC (cpow) (BUILD_COMPLEX (M_E, 0), BUILD_COMPLEX (0, 2*M_PI));
check ("real(cpow (e + i0), (0 + i 2*PI)) == 1", __real__ result, 1);
check_eps ("imag(cpow (e + i0), (0 + i 2*PI)) == 0", __imag__ result, 0,
CHOOSE (1e-18L, 3e-16, 4e-7));
result = FUNC (cpow) (BUILD_COMPLEX (2, 3), BUILD_COMPLEX (4, 0));
check_eps ("real(cpow (2 + i3), (4 + i0)) == -119", __real__ result, -119,
CHOOSE (2e-17L, 2e-14, 4e-5));
check_eps ("imag(cpow (2 + i3), (4 + i0)) == -120", __imag__ result, -120,
CHOOSE (4e-17L, 0, 8e-6));
}

View File

@ -26,7 +26,7 @@ headers := sys/utsname.h sys/times.h sys/wait.h sys/types.h unistd.h \
bits/posix1_lim.h bits/posix2_lim.h bits/posix_opt.h \
bits/local_lim.h tar.h bits/utsname.h bits/confname.h \
bits/waitflags.h bits/waitstatus.h sys/unistd.h sched.h \
bits/sched.h re_comp.h wait.h
bits/sched.h re_comp.h wait.h bits/environments.h
distribute := confstr.h TESTS TESTS2C.sed testcases.h \
globtest.c globtest.sh

View File

@ -44,7 +44,9 @@ confstr (name, buf, len)
}
break;
case _CS_XBS5_ILP32_OFFBIG_CFLAGS:
case _CS_LFS_CFLAGS:
#if defined _XBS5_ILP32_OFF32 && !defined _XBS5_ILP32_OFFBIG
/* Signal that we want the new ABI. */
{
static const char file_offset[] = "-D_FILE_OFFSET_BITS=64";
@ -52,6 +54,7 @@ confstr (name, buf, len)
string_len = sizeof (file_offset);
}
break;
#endif
case _CS_LFS_LINTFLAGS:
case _CS_LFS_LDFLAGS:
@ -65,7 +68,6 @@ confstr (name, buf, len)
case _CS_XBS5_ILP32_OFF32_LDFLAGS:
case _CS_XBS5_ILP32_OFF32_LIBS:
case _CS_XBS5_ILP32_OFF32_LINTFLAGS:
case _CS_XBS5_ILP32_OFFBIG_CFLAGS:
case _CS_XBS5_ILP32_OFFBIG_LDFLAGS:
case _CS_XBS5_ILP32_OFFBIG_LIBS:
case _CS_XBS5_ILP32_OFFBIG_LINTFLAGS:

View File

@ -76,12 +76,6 @@
#endif
#endif
#if defined (WINDOWS32) && !defined (__CYGWIN32__)
/* It's not Unix, really. See? Capital letters. */
#include <windows.h>
#define getpid() GetCurrentProcessId()
#endif
#ifndef _
/* This is for other GNU distributions with internationalized messages.
When compiling libc, the _ macro is predefined. */
@ -259,8 +253,6 @@ static int nonoption_flags_len;
static int original_argc;
static char *const *original_argv;
extern pid_t __libc_pid;
/* Make sure the environment variable bash 2.0 puts in the environment
is valid for the getopt call we must make sure that the ARGV passed
to getopt is that one passed to the process. */

View File

@ -53,7 +53,7 @@ __getopt_clean_environment (char **env)
/* Generate name of the environment variable. We must know the PID
and we must not use `sprintf'. */
if (__libc_pid == 0)
if (__libc_pid == 0xf00baa)
__libc_pid = getpid ();
/* Construct "_<PID>_GNU_nonoption_argv_flags_=" string. */

View File

@ -60,7 +60,7 @@ typedef union
{
union wait *__uptr;
int *__iptr;
} __WAIT_STATUS __attribute__ ((transparent_union));
} __WAIT_STATUS __attribute__ ((__transparent_union__));
# define __WAIT_STATUS_DEFN int *
#endif

View File

@ -77,6 +77,9 @@ __BEGIN_DECLS
are present. */
#define _XOPEN_ENH_I18N 1
/* The legacy interfaces are also available. */
#define _XOPEN_LEGACY 1
/* Get values of POSIX options:
@ -122,6 +125,8 @@ __BEGIN_DECLS
_POSIX_POLL Implementation supports `poll' function.
_POSIX_SELECT Implementation supports `select' and `pselect'.
_XOPEN_REALTIME X/Open realtime support is available.
_XOPEN_REALTIME_THREADS X/Open realtime thread support is available.
_XOPEN_SHM Shared memory interface according to XPG4.2.
_XBS5_ILP32_OFF32 Implementation provides environment with 32-bit
@ -162,6 +167,10 @@ __BEGIN_DECLS
#include <bits/posix_opt.h>
/* Get the environment definitions from Unix98. */
#ifdef __USE_UNIX98
# include <bits/environments.h>
#endif
/* Standard file descriptors. */
#define STDIN_FILENO 0 /* Standard input. */

View File

@ -71,7 +71,7 @@ static char rcsid[] = "$Id$";
* Ascii internet address interpretation routine.
* The value returned is in network order.
*/
u_long
u_int32_t
inet_addr(cp)
register const char *cp;
{

View File

@ -47,7 +47,7 @@ static const char rcsid[] = "$Id$";
*/
char *
inet_neta(src, dst, size)
u_long src;
u_int32_t src;
char *dst;
size_t size;
{

42
rt/Makefile Normal file
View File

@ -0,0 +1,42 @@
# Copyright (C) 1997 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
# The GNU C Library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Library General Public License for more details.
# You should have received a copy of the GNU Library General Public
# License along with the GNU C Library; see the file COPYING.LIB. If not,
# write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
#
# Sub-makefile for real-time portion of the library.
#
subdir := rt
headers := aio.h
extra-libs := librt
extra-libs-others := $(extra-libs)
librt-routines := aio_cancel aio_error aio_fsync aio_misc aio_read \
aio_read64 aio_return aio_suspend aio_write \
aio_write64 lio_listio lio_listio64 aio_sigqueue
librt-map := librt.map
distribute := aio_misc.h
include ../Rules
# Depend on libc.so so a DT_NEEDED is generated in the shared objects.
# This ensures they will load libc.so for needed symbols if loaded by
# a statically-linked program that hasn't already loaded it.
$(objpfx)librt.so: $(common-objpfx)libc.so $(shared-thread-library)

231
rt/aio.h Normal file
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@ -0,0 +1,231 @@
/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/*
* ISO/IEC 9945-1:1996 6.7: Asynchronous Input and Output
*/
#ifndef _AIO_H
#define _AIO_H 1
#include <features.h>
#include <fcntl.h>
#include <signal.h>
#define __need_timespec
#include <time.h>
#include <sys/types.h>
__BEGIN_DECLS
/* Asynchronous I/O control block. */
struct aiocb
{
int aio_fildes; /* File desriptor. */
int aio_lio_opcode; /* Operation to be performed. */
int aio_reqprio; /* Request priority offset. */
volatile void *aio_buf; /* Location of buffer. */
size_t aio_nbytes; /* Length of transfer. */
struct sigevent aio_sigevent; /* Signal number and value. */
/* Internal members. */
struct aiocb *__last_fd;
struct aiocb *__next_fd;
struct aiocb *__next_prio;
int __abs_prio;
int __policy;
int __error_code;
__ssize_t __return_value;
#ifndef __USE_FILE_OFFSET64
__off_t aio_offset; /* File offset. */
#else
__off64_t aio_offset; /* File offset. */
#endif
int __unused[32];
};
/* The same for the 64bit offsets. */
#ifdef __USE_LARGEFILE64
struct aiocb64
{
int aio_fildes; /* File desriptor. */
int aio_lio_opcode; /* Operation to be performed. */
int aio_reqprio; /* Request priority offset. */
volatile void *aio_buf; /* Location of buffer. */
size_t aio_nbytes; /* Length of transfer. */
struct sigevent aio_sigevent; /* Signal number and value. */
/* Internal members. */
struct aiocb64 *__last_fd;
struct aiocb64 *__next_fd;
struct aiocb64 *__next_prio;
int __abs_prio;
int __policy;
int __error_code;
__ssize_t __return_value;
__off64_t aio_offset; /* File offset. */
int __unused[32];
};
#endif
/* Return values of cancelation function. */
enum
{
AIO_CANCELED,
#define AIO_CANCELED AIO_CANCELED
AIO_NOTCANCELED,
#define AIO_NOTCANCELED AIO_NOTCANCELED
AIO_ALLDONE
#define AIO_ALLDONE AIO_ALLDONE
};
/* Operation codes for `aio_lio_opcode'. */
enum
{
LIO_READ,
#define LIO_READ LIO_READ
LIO_WRITE,
#define LIO_WRITE LIO_WRITE
LIO_NOP,
#define LIO_NOP LIO_NOP
__LIO_DSYNC,
__LIO_SYNC,
__LIO_READ64 = LIO_READ | 128,
__LIO_WRITE64 = LIO_WRITE | 128
};
/* Synchronization options for `lio_listio' function. */
enum
{
LIO_WAIT,
#define LIO_WAIT LIO_WAIT
LIO_NOWAIT
#define LIO_NOWAIT LIO_NOWAIT
};
/* Enqueue read request for given number of bytes and the given priority. */
#ifndef __USE_FILE_OFFSET64
extern int aio_read __P ((struct aiocb *__aiocbp));
#else
extern int aio_read __P ((struct aiocb *__aiocbp)) __asm__ ("aio_read64");
#endif
#ifdef __USE_LARGEFILE64
extern int aio_read64 __P ((struct aiocb64 *__aiocbp));
#endif
/* Enqueue write request for given number of bytes and the given priority. */
#ifndef __USE_FILE_OFFSET64
extern int aio_write __P ((struct aiocb *__aiocbp));
#else
extern int aio_write __P ((struct aiocb *__aiocbp)) __asm__ ("aio_write64");
#endif
#ifdef __USE_LARGEFILE64
extern int aio_write64 __P ((struct aiocb64 *__aiocbp));
#endif
/* Initiate list of I/O requests. */
#ifndef __USE_FILE_OFFSET64
extern int lio_listio __P ((int __mode, struct aiocb *__const __list[],
int __nent, struct sigevent *__sig));
#else
extern int lio_listio __P ((int __mode, struct aiocb *__const __list[],
int __nent, struct sigevent *__sig))
__asm__ ("lio_listio64");
#endif
#ifdef __USE_LARGEFILE64
extern int lio_listio64 __P ((int __mode, struct aiocb64 *__const __list[],
int __nent, struct sigevent *__sig));
#endif
/* Retrieve error status associated with AIOCBP. */
#ifndef __USE_FILE_OFFSET64
extern int aio_error __P ((__const struct aiocb *__aiocbp));
#else
extern int aio_error __P ((__const struct aiocb *__aiocbp))
__asm__ ("aio_error64");;
#endif
#ifdef __USE_LARGEFILE64
extern int aio_error64 __P ((__const struct aiocb64 *__aiocbp));
#endif
/* Return status associated with AIOCBP. */
#ifndef __USE_FILE_OFFSET64
extern __ssize_t aio_return __P ((struct aiocb *__aiocbp));
#else
extern __ssize_t aio_return __P ((struct aiocb *__aiocbp))
__asm__ ("aio_return64");
#endif
#ifdef __USE_LARGEFILE64
extern __ssize_t aio_return64 __P ((struct aiocb64 *__aiocbp));
#endif
/* Try to cancel asynchronous I/O requests outstanding against file
descriptot FILDES. */
#ifndef __USE_FILE_OFFSET64
extern int aio_cancel __P ((int __fildes, struct aiocb *__aiocbp));
#else
extern int aio_cancel __P ((int __fildes, struct aiocb *__aiocbp))
__asm__ ("aio_cancel64");
#endif
#ifdef __USE_LARGEFILE64
extern int aio_cancel64 __P ((int __fildes, struct aiocb64 *__aiocbp));
#endif
/* Suspend calling thread until at least one of the asynchronous I/O
operations referenced by LIST has completed. */
#ifndef __USE_FILE_OFFSET64
extern int aio_suspend __P ((__const struct aiocb *__const __list[],
int __nent, __const struct timespec *__timeout));
#else
extern int aio_suspend __P ((__const struct aiocb *__const __list[],
int __nent, __const struct timespec *__timeout))
__asm__ ("aio_suspend64");
#endif
#ifdef __USE_LARGEFILE64
extern int aio_suspend64 __P ((__const struct aiocb64 *__const __list[],
int __nent,
__const struct timespec *__timeout));
#endif
/* Force all operations associated with file desriptor described by
`aio_fildes' member of AIOCBP. */
#ifndef __USE_FILE_OFFSET64
extern int aio_fsync __P ((int __op, struct aiocb *__aiocbp));
#else
extern int aio_fsync __P ((int __op, struct aiocb *__aiocbp))
__asm__ ("aio_fsync64");
#endif
#ifdef __USE_LARGEFILE64
extern int aio_fsync64 __P ((int __op, struct aiocb64 *__aiocbp));
#endif
__END_DECLS
#endif /* aio.h */

172
rt/aio_cancel.c Normal file
View File

@ -0,0 +1,172 @@
/* Cancel requests associated with given file descriptor.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* We use an UGLY hack to prevent gcc from finding us cheating. The
implementation of aio_cancel and aio_cancel64 are identical and so
we want to avoid code duplication by using aliases. But gcc sees
the different parameter lists and prints a warning. We define here
a function so that aio_cancel64 has no prototype. */
#define aio_cancel64 XXX
#include <aio.h>
/* And undo the hack. */
#undef aio_cancel64
#include <errno.h>
#include <pthread.h>
#include "aio_misc.h"
/* Argh, so far there is no ECANCELED. */
#define ECANCELED 125
int
aio_cancel (fildes, aiocbp)
int fildes;
struct aiocb *aiocbp;
{
struct aiocb *firstp;
int result = AIO_ALLDONE;
/* Request the semaphore. */
sem_wait (&__aio_requests_sema);
/* Search for the list of requests associated with the given file
descriptor. */
for (firstp = (struct aiocb *) __aio_requests; firstp != NULL;
firstp = firstp->__next_fd)
if (firstp->aio_fildes == fildes)
break;
/* If the file descriptor is not found all work seems to done
already. Otherwise try to cancel the request(s). */
if (firstp != NULL)
{
if (aiocbp != NULL)
{
/* Locate the entry corresponding to the AIOCBP parameter. */
if (aiocbp == firstp)
/* The requests is currently handled, therefore don't
cancel it and signal this to the user. */
result = AIO_NOTCANCELED;
else
{
while (firstp->__next_prio != NULL
&& aiocbp != firstp->__next_prio)
firstp = firstp->__next_prio;
if (firstp->__next_prio != NULL)
{
/* The request the user wants to cancel is in the
queue. Simply remove it. */
firstp->__next_prio = aiocbp->__next_prio;
/* Mark as canceled. */
aiocbp->__error_code = ECANCELED;
aiocbp->__return_value = -1;
/* Send the signal to notify about canceled
processing of the request. */
if (aiocbp->aio_sigevent.sigev_notify == SIGEV_THREAD)
{
/* We have to start a thread. */
pthread_t tid;
pthread_attr_t attr, *pattr;
pattr = (pthread_attr_t *)
aiocbp->aio_sigevent.sigev_notify_attributes;
if (pattr == NULL)
{
pthread_attr_init (&attr);
pthread_attr_setdetachstate (&attr,
PTHREAD_CREATE_DETACHED);
pattr = &attr;
}
pthread_create (&tid, pattr,
(void *(*) (void *))
aiocbp->aio_sigevent.sigev_notify_function,
aiocbp->aio_sigevent.sigev_value.sival_ptr);
}
else if (aiocbp->aio_sigevent.sigev_notify == SIGEV_SIGNAL)
/* We have to send a signal. */
__aio_sigqueue (aiocbp->aio_sigevent.sigev_signo,
aiocbp->aio_sigevent.sigev_value);
result = AIO_CANCELED;
}
}
}
else
{
/* First dequeue all waiting requests. */
aiocbp = firstp;
while ((firstp = firstp->__next_prio) != NULL)
{
firstp->__error_code = ECANCELED;
firstp->__return_value = -1;
/* Send the signal to notify about canceled processing
of the request. */
if (firstp->aio_sigevent.sigev_notify == SIGEV_THREAD)
{
/* We have to start a thread. */
pthread_t tid;
pthread_attr_t attr, *pattr;
pattr = (pthread_attr_t *)
aiocbp->aio_sigevent.sigev_notify_attributes;
if (pattr == NULL)
{
pthread_attr_init (&attr);
pthread_attr_setdetachstate (&attr,
PTHREAD_CREATE_DETACHED);
pattr = &attr;
}
pthread_create (&tid, pattr,
(void *(*) (void *))
firstp->aio_sigevent.sigev_notify_function,
firstp->aio_sigevent.sigev_value.sival_ptr);
}
else if (firstp->aio_sigevent.sigev_notify == SIGEV_SIGNAL)
/* We have to send a signal. */
__aio_sigqueue (firstp->aio_sigevent.sigev_signo,
firstp->aio_sigevent.sigev_value);
}
/* We have to signal that not all requests could be canceled
since the first requests is currently processed. */
result = AIO_NOTCANCELED;
aiocbp->__next_prio = NULL;
}
}
/* Release the semaphore. */
sem_post (&__aio_requests_sema);
return result;
}
weak_alias (aio_cancel, aio_cancel64)

40
rt/aio_error.c Normal file
View File

@ -0,0 +1,40 @@
/* Return error status of asynchronous I/O request.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* We use an UGLY hack to prevent gcc from finding us cheating. The
implementation of aio_error and aio_error64 are identical and so
we want to avoid code duplication by using aliases. But gcc sees
the different parameter lists and prints a warning. We define here
a function so that aio_error64 has no prototype. */
#define aio_error64 XXX
#include <aio.h>
/* And undo the hack. */
#undef aio_error64
int
aio_error (aiocbp)
const struct aiocb *aiocbp;
{
return aiocbp->__error_code;
}
weak_alias (aio_error, aio_error64)

42
rt/aio_fsync.c Normal file
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@ -0,0 +1,42 @@
/* Synchronize I/O in given file descriptor.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* We use an UGLY hack to prevent gcc from finding us cheating. The
implementation of aio_fsync and aio_fsync64 are identical and so
we want to avoid code duplication by using aliases. But gcc sees
the different parameter lists and prints a warning. We define here
a function so that aio_fsync64 has no prototype. */
#define aio_fsync64 XXX
#include <aio.h>
/* And undo the hack. */
#undef aio_fsync64
#include "aio_misc.h"
int
aio_fsync (int op, struct aiocb *aiocbp)
{
return __aio_enqueue_request ((aiocb_union *) aiocbp,
op == O_SYNC ? __LIO_SYNC : __LIO_DSYNC, 1);
}
weak_alias (aio_fsync, aio_fsync64)

306
rt/aio_misc.c Normal file
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@ -0,0 +1,306 @@
/* Handle general operations.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <aio.h>
#include <errno.h>
#include <pthread.h>
#include <semaphore.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/stat.h>
#include "aio_misc.h"
/* We need a list of pending operations. This is sorted according to
the priority given in the aio_reqprio member. */
aiocb_union *__aio_requests;
/* Since the list is global we need a semaphore protecting it. */
sem_t __aio_requests_sema;
/* The initialization function. It gets automatically called if any
aio_* function is used in the program. */
static void
__attribute__ ((unused))
aio_initialize (void)
{
/* Initialize the semaphore. We allow exactly one user at a time. */
sem_init (&__aio_requests_sema, 0, 1);
}
text_set_element (__libc_subinit, aio_initialize);
/* The thread handler. */
static void *handle_fildes_io (void *arg);
/* The main function of the async I/O handling. It enqueues requests
and if necessary starts and handles threads. */
int
__aio_enqueue_request (aiocb_union *aiocbp, int operation, int require_lock)
{
int result;
int policy, prio;
struct sched_param param;
aiocb_union *runp;
if (aiocbp->aiocb.aio_reqprio < 0
|| aiocbp->aiocb.aio_reqprio > AIO_PRIO_DELTA_MAX)
{
/* Invalid priority value. */
__set_errno (EINVAL);
aiocbp->aiocb.__error_code = EINVAL;
aiocbp->aiocb.__return_value = -1;
return -1;
}
if (pthread_getschedparam (pthread_self (), &policy, &param) < 0)
{
/* Something went wrong. */
aiocbp->aiocb.__error_code = errno;
aiocbp->aiocb.__return_value = -1;
return -1;
}
/* Compute priority for this request. */
prio = param.sched_priority - aiocbp->aiocb.aio_reqprio;
/* Get the semaphore. */
if (require_lock)
sem_wait (&__aio_requests_sema);
runp = __aio_requests;
/* First look whether the current file descriptor is currently
worked with. */
while (runp != NULL && runp->aiocb.aio_fildes < aiocbp->aiocb.aio_fildes)
runp = (aiocb_union *) runp->aiocb.__next_fd;
if (runp != NULL)
{
/* The current file descriptor is worked on. It makes no sense
to start another thread since this new thread would have to
wait for the previous one to terminate. Simply enqueue it
after the running one according to the priority. */
while (runp->aiocb.__next_prio != NULL
&& runp->aiocb.__next_prio->__abs_prio >= prio)
runp = (aiocb_union *) runp->aiocb.__next_prio;
aiocbp->aiocb.__next_prio = runp->aiocb.__next_prio;
aiocbp->aiocb.__abs_prio = prio;
aiocbp->aiocb.__policy = policy;
aiocbp->aiocb.aio_lio_opcode = operation;
aiocbp->aiocb.__error_code = EINPROGRESS;
aiocbp->aiocb.__return_value = 0;
runp->aiocb.__next_prio = (struct aiocb *) aiocbp;
result = 0;
}
else
{
/* We create a new thread for this file descriptor. The
function which gets called will handle all available requests
for this descriptor and when all are processed it will
terminate. */
pthread_t thid;
pthread_attr_t attr;
/* First enqueue the request (the list is empty). */
aiocbp->aiocb.__next_fd = NULL;
aiocbp->aiocb.__last_fd = NULL;
aiocbp->aiocb.__next_prio = NULL;
aiocbp->aiocb.__abs_prio = prio;
aiocbp->aiocb.__policy = policy;
aiocbp->aiocb.aio_lio_opcode = operation;
aiocbp->aiocb.__error_code = EINPROGRESS;
aiocbp->aiocb.__return_value = 0;
/* Make sure the thread is created detached. */
pthread_attr_init (&attr);
pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
/* Now try to start a thread. */
if (pthread_create (&thid, &attr, handle_fildes_io, aiocbp) < 0)
{
result = -1;
aiocbp->aiocb.__error_code = errno;
aiocbp->aiocb.__return_value = -1;
}
else
/* We managed to enqueue the request. All errors which can
happen now can be recognized by calls to `aio_return' and
`aio_error'. */
result = 0;
}
/* Release the semaphore. */
if (require_lock)
sem_post (&__aio_requests_sema);
return result;
}
static void *
handle_fildes_io (void *arg)
{
pthread_t self = pthread_self ();
struct sched_param param;
aiocb_union *runp = (aiocb_union *) arg;
int policy;
int fildes = runp->aiocb.aio_fildes; /* This is always the same. */
pthread_getschedparam (self, &policy, &param);
do
{
/* Change the priority to the requested value (if necessary). */
if (runp->aiocb.__abs_prio != param.sched_priority
|| runp->aiocb.__policy != policy)
{
param.sched_priority = runp->aiocb.__abs_prio;
policy = runp->aiocb.__policy;
pthread_setschedparam (self, policy, &param);
}
/* Process request pointed to by RUNP. We must not be disturbed
by signals. */
if ((runp->aiocb.aio_lio_opcode & 127) == LIO_READ)
{
if (runp->aiocb.aio_lio_opcode & 128)
runp->aiocb.__return_value =
TEMP_FAILURE_RETRY (__pread64 (fildes,
(void *) runp->aiocb64.aio_buf,
runp->aiocb64.aio_nbytes,
runp->aiocb64.aio_offset));
else
runp->aiocb.__return_value =
TEMP_FAILURE_RETRY (__pread (fildes,
(void *) runp->aiocb.aio_buf,
runp->aiocb.aio_nbytes,
runp->aiocb.aio_offset));
}
else if ((runp->aiocb.aio_lio_opcode & 127) == LIO_WRITE)
{
if (runp->aiocb.aio_lio_opcode & 128)
runp->aiocb.__return_value =
TEMP_FAILURE_RETRY (__pwrite64 (fildes,
(const void *) runp->aiocb64.aio_buf,
runp->aiocb64.aio_nbytes,
runp->aiocb64.aio_offset));
else
runp->aiocb.__return_value =
TEMP_FAILURE_RETRY (__pwrite (fildes,
(const void *) runp->aiocb.aio_buf,
runp->aiocb.aio_nbytes,
runp->aiocb.aio_offset));
}
else if (runp->aiocb.aio_lio_opcode == __LIO_DSYNC)
runp->aiocb.__return_value = TEMP_FAILURE_RETRY (fdatasync (fildes));
else if (runp->aiocb.aio_lio_opcode == __LIO_SYNC)
runp->aiocb.__return_value = TEMP_FAILURE_RETRY (fsync (fildes));
else
{
/* This is an invalid opcode. */
runp->aiocb.__return_value = -1;
__set_errno (EINVAL);
}
if (runp->aiocb.__return_value == -1)
runp->aiocb.__error_code = errno;
else
runp->aiocb.__error_code = 0;
/* Send the signal to notify about finished processing of the
request. */
if (runp->aiocb.aio_sigevent.sigev_notify == SIGEV_THREAD)
{
/* We have to start a thread. */
pthread_t tid;
pthread_attr_t attr, *pattr;
pattr = (pthread_attr_t *)
runp->aiocb.aio_sigevent.sigev_notify_attributes;
if (pattr == NULL)
{
pthread_attr_init (&attr);
pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
pattr = &attr;
}
if (pthread_create (&tid,
(pthread_attr_t *)
runp->aiocb.aio_sigevent.sigev_notify_attributes,
(void *(*) (void *))
runp->aiocb.aio_sigevent.sigev_notify_function,
runp->aiocb.aio_sigevent.sigev_value.sival_ptr)
< 0)
{
/* XXX What shall we do if already an error is set by
read/write/fsync? */
runp->aiocb.__error_code = errno;
runp->aiocb.__return_value = -1;
}
}
else if (runp->aiocb.aio_sigevent.sigev_notify == SIGEV_SIGNAL)
/* We have to send a signal. */
if (__aio_sigqueue (runp->aiocb.aio_sigevent.sigev_signo,
runp->aiocb.aio_sigevent.sigev_value) < 0)
{
/* XXX What shall we do if already an error is set by
read/write/fsync? */
runp->aiocb.__error_code = errno;
runp->aiocb.__return_value = -1;
}
/* Get the semaphore. */
sem_wait (&__aio_requests_sema);
/* Now dequeue the current request. */
if (runp->aiocb.__next_prio == NULL)
{
if (runp->aiocb.__next_fd != NULL)
runp->aiocb.__next_fd->__last_fd = runp->aiocb.__last_fd;
if (runp->aiocb.__last_fd != NULL)
runp->aiocb.__last_fd->__next_fd = runp->aiocb.__next_fd;
runp = NULL;
}
else
{
runp->aiocb.__next_prio->__last_fd = runp->aiocb.__last_fd;
runp->aiocb.__next_prio->__next_fd = runp->aiocb.__next_fd;
if (runp->aiocb.__next_fd != NULL)
runp->aiocb.__next_fd->__last_fd = runp->aiocb.__next_prio;
if (runp->aiocb.__last_fd != NULL)
runp->aiocb.__last_fd->__next_fd = runp->aiocb.__next_prio;
runp = (aiocb_union *) runp->aiocb.__next_prio;
}
/* Release the semaphore. */
sem_post (&__aio_requests_sema);
}
while (runp != NULL);
pthread_exit (NULL);
}

45
rt/aio_misc.h Normal file
View File

@ -0,0 +1,45 @@
/* Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _AIO_MISC_H
#define _AIO_MISC_H 1
#include <semaphore.h>
/* Union of the two request types. */
typedef union
{
struct aiocb aiocb;
struct aiocb64 aiocb64;
} aiocb_union;
/* List of enqueued requests. */
extern aiocb_union *__aio_requests;
/* Lock for global I/O list of requests. */
extern sem_t __aio_requests_sema;
/* Enqueue request. */
extern int __aio_enqueue_request (aiocb_union *aiocbp, int operation,
int require_lock);
/* Send the signal. */
extern int __aio_sigqueue (int sig, const union sigval val);
#endif /* aio_misc.h */

31
rt/aio_read.c Normal file
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@ -0,0 +1,31 @@
/* Asynchronous read.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <aio.h>
#include "aio_misc.h"
int
aio_read (aiocbp)
struct aiocb *aiocbp;
{
return __aio_enqueue_request ((aiocb_union *) aiocbp, LIO_READ, 1);
}

31
rt/aio_read64.c Normal file
View File

@ -0,0 +1,31 @@
/* Asynchronous read, 64bit offset version.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <aio.h>
#include "aio_misc.h"
int
aio_read64 (aiocbp)
struct aiocb64 *aiocbp;
{
return __aio_enqueue_request ((aiocb_union *) aiocbp, __LIO_READ64, 1);
}

40
rt/aio_return.c Normal file
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@ -0,0 +1,40 @@
/* Return exit value of asynchronous I/O request.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* We use an UGLY hack to prevent gcc from finding us cheating. The
implementation of aio_return and aio_return64 are identical and so
we want to avoid code duplication by using aliases. But gcc sees
the different parameter lists and prints a warning. We define here
a function so that aio_return64 has no prototype. */
#define aio_return64 XXX
#include <aio.h>
/* And undo the hack. */
#undef aio_return64
ssize_t
aio_return (aiocbp)
struct aiocb *aiocbp;
{
return aiocbp->__return_value;
}
weak_alias (aio_return, aio_return64)

55
rt/aio_suspend.c Normal file
View File

@ -0,0 +1,55 @@
/* Suspend until termination of a requests.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* We use an UGLY hack to prevent gcc from finding us cheating. The
implementation of aio_suspend and aio_suspend64 are identical and so
we want to avoid code duplication by using aliases. But gcc sees
the different parameter lists and prints a warning. We define here
a function so that aio_suspend64 has no prototype. */
#define aio_suspend64 XXX
#include <aio.h>
/* And undo the hack. */
#undef aio_suspend64
#include <errno.h>
#include "aio_misc.h"
int
aio_suspend (list, nent, timeout)
const struct aiocb *const list[];
int nent;
const struct timespec *timeout;
{
int cnt;
/* First look whether there is already a terminated request. */
for (cnt = 0; cnt < nent; ++cnt)
if (list[cnt] != NULL && list[cnt]->__error_code != EINPROGRESS)
return 0;
/* XXX We have to write code which waits. */
return -1;
}
weak_alias (aio_suspend, aio_suspend64)

31
rt/aio_write.c Normal file
View File

@ -0,0 +1,31 @@
/* Asynchronous write.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <aio.h>
#include "aio_misc.h"
int
aio_write (aiocbp)
struct aiocb *aiocbp;
{
return __aio_enqueue_request ((aiocb_union *) aiocbp, LIO_WRITE, 1);
}

31
rt/aio_write64.c Normal file
View File

@ -0,0 +1,31 @@
/* Asynchronous write, 64bit offset version.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <aio.h>
#include "aio_misc.h"
int
aio_write64 (aiocbp)
struct aiocb64 *aiocbp;
{
return __aio_enqueue_request ((aiocb_union *) aiocbp, __LIO_WRITE64, 1);
}

68
rt/lio_listio.c Normal file
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@ -0,0 +1,68 @@
/* Enqueue and list of read or write requests.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <aio.h>
#include <errno.h>
#include <semaphore.h>
#include "aio_misc.h"
int
lio_listio (mode, list, nent, sig)
int mode;
struct aiocb *const list[];
int nent;
struct sigevent *sig;
{
int cnt;
int total = 0;
int result = 0;
/* Check arguments. */
if (mode != LIO_WAIT && mode != LIO_NOWAIT)
{
__set_errno (EINVAL);
return -1;
}
/* Request the semaphore. */
sem_wait (&__aio_requests_sema);
/* Now we can enqueue all requests. Since we already acquired the
semaphore the enqueue function need not do this. */
for (cnt = 0; cnt < nent; ++cnt)
if (list[cnt] != NULL && list[cnt]->aio_lio_opcode != LIO_NOP)
if (__aio_enqueue_request ((aiocb_union *) list[cnt],
list[cnt]->aio_lio_opcode, 0) >= 0)
/* Successfully enqueued. */
++total;
else
/* Signal that we've seen an error. `errno' and the error code
of the aiocb will tell more. */
result = -1;
/* Release the semaphore. */
sem_post (&__aio_requests_sema);
return result;
}

66
rt/lio_listio64.c Normal file
View File

@ -0,0 +1,66 @@
/* Enqueue and list of read or write requests, 64bit offset version.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <aio.h>
#include <errno.h>
#include <semaphore.h>
#include "aio_misc.h"
int
lio_listio64 (mode, list, nent, sig)
int mode;
struct aiocb64 *const list[];
int nent;
struct sigevent *sig;
{
int cnt;
int total = 0;
int result = 0;
/* Check arguments. */
if (mode != LIO_WAIT && mode != LIO_NOWAIT)
{
__set_errno (EINVAL);
return -1;
}
/* Request the semaphore. */
sem_wait (&__aio_requests_sema);
/* Now we can enqueue all requests. Since we already acquired the
semaphore the enqueue function need not do this. */
for (cnt = 0; cnt < nent; ++cnt)
if (list[cnt] != NULL && list[cnt]->aio_lio_opcode != LIO_NOP)
if (__aio_enqueue_request ((aiocb_union *) list[cnt],
list[cnt]->aio_lio_opcode | 128, 0) >= 0)
/* Successfully enqueued. */
++total;
else
/* Signal that we've seen an error. `errno' and the error code
of the aiocb will tell more. */
result = -1;
/* Release the semaphore. */
sem_post (&__aio_requests_sema);
return result;
}

View File

@ -87,3 +87,6 @@ alpha-.*-linux.* libcrypt=1.1
# The gross patch for programs assuming broken locale implementations.
alpha-.*-linux.* libBrokenLocale=1.1
.*-.*-.* libBrokenLocale=1
# The real-time library from POSIX.1b.
.*-.*-.* librt=1

View File

@ -22,7 +22,7 @@
subdir := signal
headers := signal.h sys/signal.h bits/signum.h bits/sigcontext.h \
bits/sigaction.h bits/sigset.h
bits/sigaction.h bits/sigset.h bits/siginfo.h
routines := signal raise killpg \
sigaction sigprocmask kill \
@ -32,11 +32,12 @@ routines := signal raise killpg \
sigsetops sigempty sigfillset sigaddset sigdelset sigismem \
sigreturn \
siggetmask sysv_signal \
sigisempty sigandset sigorset
sigisempty sigandset sigorset \
allocrtsig sigtimedwait sigwaitinfo sigqueue
tests := tst-signal
distribute := sigsetops.h
distribute := sigsetops.h testrtsig.h
include ../Rules

89
signal/allocrtsig.c Normal file
View File

@ -0,0 +1,89 @@
/* Handle real-time signal allocation.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <signal.h>
/* In these variables we keep track of the used variables. If the
platform does not support any real-time signals we will define the
values to some unreasonable value which will signal failing of all
the functions below. */
#ifndef __SIGRTMIN
static int current_rtmin = -1;
static int current_rtmax = -1;
#else
static int current_rtmin = __SIGRTMIN;
static int current_rtmax = __SIGRTMAX;
static int initialized;
#include "testrtsig.h"
static void
init (void)
{
if (!kernel_has_rtsig ())
{
current_rtmin = -1;
current_rtmax = -1;
}
initialized = 1;
}
#endif
/* Return number of available real-time signal with highest priority. */
int
__libc_current_sigrtmin (void)
{
#ifdef __SIGRTMIN
if (!initialized)
init ();
#endif
return current_rtmin;
}
/* Return number of available real-time signal with lowest priority. */
int
__libc_current_sigrtmax (void)
{
#ifdef __SIGRTMIN
if (!initialized)
init ();
#endif
return current_rtmax;
}
/* Allocate real-time signal with highest/lowest available
priority. Please note that we don't use a lock since we assume
this function to be called at program start. */
int
__libc_allocate_rtsig (int high)
{
#ifndef __SIGRTMIN
return -1;
#else
if (!initialized)
init ();
if (current_rtmin != -1 || current_rtmin > current_rtmax)
/* We don't have anymore signal available. */
return -1;
return high ? current_rtmin++ : current_rtmax--;
#endif
}

View File

@ -172,6 +172,20 @@ typedef __sigset_t sigset_t;
# ifdef _SIGNAL_H
/* We need `struct timespec' later on. */
# define __need_timespec
# include <time.h>
/* Type for data associated with a signal. */
typedef union sigval
{
int sival_int;
void *sival_ptr;
} sigval_t;
/* Get the `siginfo_t' type plus the needed symbols. */
# include <bits/siginfo.h>
/* Clear all signals from SET. */
extern int sigemptyset __P ((sigset_t *__set));
@ -229,6 +243,24 @@ extern int sigpending __P ((sigset_t *__set));
extern int __sigwait __P ((__const sigset_t *__set, int *__sig));
extern int sigwait __P ((__const sigset_t *__set, int *__sig));
/* Select any of pending signals from SET and place information in INFO. */
extern int __sigwaitinfo __P ((__const sigset_t *__set, siginfo_t *__info));
extern int sigwaitinfo __P ((__const sigset_t *__set, siginfo_t *__info));
/* Select any of pending signals from SET and place information in INFO.
Wait the imte specified by TIMEOUT if no signal is pending. */
extern int __sigtimedwait __P ((__const sigset_t *__set, siginfo_t *__info,
__const struct timespec *__timeout));
extern int sigtimedwait __P ((__const sigset_t *__set, siginfo_t *__info,
__const struct timespec *__timeout));
/* Send signal SIG to the process PID. Associate data in VAL with the
signal. */
extern int __sigqueue __P ((__pid_t __pid, int __sig,
__const union sigval __val));
extern int sigqueue __P ((__pid_t __pid, int __sig,
__const union sigval __val));
# endif /* <signal.h> included. */
#endif /* Use POSIX. */
@ -313,6 +345,18 @@ extern int sigaltstack __P ((__const struct sigaltstack *__ss,
#endif /* signal.h included and use BSD or X/Open Unix. */
/* The following functions are used internally in the C library and in
other code which need deep insights. */
/* Return number of available real-time signal with highest priority. */
extern int __libc_current_sigrtmin __P ((void));
/* Return number of available real-time signal with lowest priority. */
extern int __libc_current_sigrtmax __P ((void));
/* Allocate real-time signal with highest/lowest available priority. */
extern int __libc_allocate_rtsig __P ((int __high));
__END_DECLS
#endif /* signal.h */

View File

@ -16,6 +16,7 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <errno.h>
#include <stdio.h>

View File

@ -161,7 +161,8 @@ extern char *__stdio_gen_tempname __P ((char *__buf, size_t __bufsize,
__const char *__pfx,
int __dir_search,
size_t *__lenptr,
FILE **__streamptr));
FILE **__streamptr,
int __large_file));
/* Print out MESSAGE on the error output and abort. */
@ -297,6 +298,9 @@ extern int rename __P ((__const char *__old, __const char *__new));
/* Create a temporary file and open it read/write. */
extern FILE *tmpfile __P ((void));
#ifdef __USE_LARGEFILE64
extern FILE *tmpfile64 __P ((void));
#endif
/* Generate a temporary filename. */
extern char *tmpnam __P ((char *__s));

View File

@ -263,6 +263,7 @@ extern char *strsep __P ((char **__stringp, __const char *__delim));
#ifdef __USE_GNU
/* Compare S1 and S2 as strings holding name & indices/version numbers. */
extern int __strverscmp __P ((__const char *__s1, __const char *__s2));
extern int strverscmp __P ((__const char *__s1, __const char *__s2));
/* Return a string describing the meaning of the signal number in SIG. */

View File

@ -39,7 +39,7 @@
*/
int
strverscmp (s1, s2)
__strverscmp (s1, s2)
const char *s1;
const char *s2;
{
@ -109,3 +109,4 @@ strverscmp (s1, s2)
return state;
}
}
weak_alias (__strverscmp, strverscmp)

View File

@ -18,6 +18,7 @@
Boston, MA 02111-1307, USA. */
#include <sysdep.h>
#define _SETJMP_H
#define _ASM
#include <bits/setjmp.h>
@ -32,6 +33,6 @@ ENTRY (__longjmp)
add r2, r2, #48
lfmfd f4, 4, [r2]
#endif
LOADREGS(ia, r2, {v1-v6, sl, fp, sp, pc})
END (__longjmp)

View File

@ -18,6 +18,7 @@
Boston, MA 02111-1307, USA. */
#include <sysdep.h>
#define _SETJMP_H
#define _ASM
#include <bits/setjmp.h>
@ -28,7 +29,7 @@ ENTRY (__sigsetjmp)
/* Save registers */
#if __ARM_USES_FP
sfmea f4, 4, [r0]!
#endif
#endif
stmia r0, {v1-v6, sl, fp, sp, lr}
/* Make a tail call to __sigjmp_save; it takes the same args. */

View File

@ -33,6 +33,7 @@ endif
ifeq ($(subdir),stdio-common)
ifneq ($(inhibit-siglist),yes)
ifneq ($(cross-compiling),yes)
ifeq "$(filter %siglist.c,$(before-compile))" ""
before-compile := $(before-compile) $(objpfx)siglist.c
$(objpfx)siglist.c: $(objpfx)make_siglist
@ -49,6 +50,7 @@ generated := $(generated) make_siglist siglist.c
endif
endif
endif
endif
ifeq ($(subdir),string)
CFLAGS-wordcopy.c += -Wno-uninitialized

View File

@ -0,0 +1,33 @@
/* Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <aio.h>
#include <errno.h>
#include <signal.h>
#include "aio_misc.h"
int
__aio_sigqueue (int sig, const union sigval val)
{
__set_errno (ENOSYS);
return -1;
}
stub_warning (__aio_sigqueue)
#include <stub-tag.h>

View File

@ -316,8 +316,17 @@ enum
#define _SC_NL_NMAX _SC_NL_NMAX
_SC_NL_SETMAX,
#define _SC_NL_SETMAX _SC_NL_SETMAX
_SC_NL_TEXTMAX
_SC_NL_TEXTMAX,
#define _SC_NL_TEXTMAX _SC_NL_TEXTMAX
_SC_XBS5_ILP32_OFF32,
#define _SC_XBS5_ILP32_OFF32 _SC_XBS5_ILP32_OFF32
_SC_XBS5_ILP32_OFFBIG,
#define _SC_XBS5_ILP32_OFFBIG _SC_XBS5_ILP32_OFFBIG
_SC_XBS5_LP64_OFF64,
#define _SC_XBS5_LP64_OFF64 _SC_XBS5_LP64_OFF64
_SC_XBS5_LPBIG_OFFBIG
#define _SC_XBS5_LPBIG_OFFBIG _SC_XBS5_LPBIG_OFFBIG
};
#if (defined __USE_POSIX2 || defined __USE_UNIX98 \

View File

@ -0,0 +1,184 @@
/* siginfo_t, sigevent and constants. Stub version.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _SIGNAL_H
# error "Never include this file directly. Use <signal.h> instead"
#endif
typedef struct siginfo
{
int si_signo; /* Signal number. */
int si_errno; /* If non-zero, an errno value associated with
this signal, as defined in <errno.h>. */
int si_code; /* Signal code. */
__pid_t si_pid; /* Sending process ID. */
__uid_t si_uid; /* Real user ID of sending process. */
void *si_addr; /* Address of faulting instruction. */
int si_status; /* Exit value or signal. */
long int si_band; /* Band event for SIGPOLL. */
union sigval si_value; /* Signal value. */
} siginfo_t;
/* Values for `si_code'. Positive values are reserved for kernel-generated
signals. */
enum
{
SI_ASYNCIO = -4, /* Sent by AIO completion. */
#define SI_ASYNCIO SI_ASYNCIO
SI_MESGQ, /* Sent by real time mesq state change. */
#define SI_MESGQ SI_MESGQ
SI_TIMER, /* Sent by timer expiration. */
#define SI_TIMER SI_TIMER
SI_QUEUE, /* Sent by sigqueue. */
#define SI_QUEUE SI_QUEUE
SI_USER /* Sent by kill, sigsend, raise. */
#define SI_USER SI_USER
};
/* `si_code' values for SIGILL signal. */
enum
{
ILL_ILLOPC = 1, /* Illegal opcode. */
#define ILL_ILLOPC ILL_ILLOPC
ILL_ILL_OPN, /* Illegal operand. */
#define ILL_ILLOPN ILL_ILLOPN
ILL_ILLADR, /* Illegal addressing mode. */
#define ILL_ILLADR ILL_ILLADR
ILL_ILLTRP, /* Illegal trap. */
#define ILL_ILLTRP ILL_ILLTRP
ILL_PRVOPC, /* Privileged opcode. */
#define ILL_PRVOPC ILL_PRVOPC
ILL_PRVREG, /* Privileged register. */
#define ILL_PRVREG ILL_PRVREG
ILL_COPROC, /* Coprocessor error. */
#define ILL_COPROC ILL_COPROC
ILL_BADSTK /* Internal stack error. */
#define ILL_BADSTK ILL_BADSTK
};
/* `si_code' values for SIGFPE signal. */
enum
{
FPE_INTDIV = 1, /* Integer divide by zero. */
#define FPE_INTDIV FPE_INTDIV
FPE_INTOVF, /* Integer overflow. */
#define FPE_INTOVF FPE_INTOVF
FPE_FLTDIV, /* Floating point divide by zero. */
#define FPE_FLTDIV FPE_FLTDIV
FPE_FLTOVF, /* Floating point overflow. */
#define FPE_FLTOVF FPE_FLTOVF
FPE_FLTUND, /* Floating point underflow. */
#define FPE_FLTUND FPE_FLTUND
FPE_FLTRES, /* Floating point inexact result. */
#define FPE_FLTRES FPE_FLTRES
FPE_FLTINV, /* Floating point invalid operation. */
#define FPE_FLTINV FPE_FLTINV
FPE_FLTSUB /* Subscript out of range. */
#define FPE_FLTSUB FPE_FLTSUB
};
/* `si_code' values for SIGSEGV signal. */
enum
{
SEGV_MAPERR = 1, /* Address not mapped to object. */
#define SEGV_MAPERR SEGV_MAPERR
SEGV_ACCERR /* Invalid permissions for mapped object. */
#define SEGV_ACCERR SEGV_ACCERR
};
/* `si_code' values for SIGBUS signal. */
enum
{
BUS_ADRALN = 1, /* Invalid address alignment. */
#define BUS_ADRALN BUS_ADRALN
BUS_ADRERR, /* Non-existant physical address. */
#define BUS_ADRERR BUS_ADRERR
BUS_OBJERR /* Object specific hardware error. */
#define BUS_OBJERR BUS_OBJERR
};
/* `si_code' values for SIGTRAP signal. */
enum
{
TRAP_BRKPT = 1, /* Process breakpoint. */
#define TRAP_BRKPT TRAP_BRKPT
TRAP_TRACE /* Process trace trap. */
#define TRAP_TRACE TRAP_TRACE
};
/* `si_code' values for SIGCHLD signal. */
enum
{
CLD_EXITED = 1, /* Child has exited. */
#define CLD_EXITED CLD_EXITED
CLD_KILLED, /* Child was killed. */
#define CLD_KILLED CLD_KILLED
CLD_DUMPED, /* Child terminated abnormally. */
#define CLD_DUMPED CLD_DUMPED
CLD_TRAPPED, /* Traced child has trapped. */
#define CLD_TRAPPED CLD_TRAPPED
CLD_STOPPED, /* Child has stopped. */
#define CLD_STOPPED CLD_STOPPED
CLD_CONTINUED /* Stopped child has continued. */
#define CLD_CONTINUED CLD_CONTINUED
};
/* `si_code' values for SIGPOLL signal. */
enum
{
POLL_IN = 1, /* Data input available. */
#define POLL_IN POLL_IN
POLL_OUT, /* Output buffers available. */
#define POLL_OUT POLL_OUT
POLL_MSG, /* Input message available. */
#define POLL_MSG POLL_MSG
POLL_ERR, /* I/O error. */
#define POLL_ERR POLL_ERR
POLL_PRI, /* High priority input available. */
#define POLL_PRI POLL_PRI
POLL_HUP /* Device disconnected. */
#define POLL_HUP POLL_HUP
};
/* Structure to transport application-defined values with signals. */
#define SIGEV_MAX_SIZE 64
#define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE / sizeof (int)) - 3)
typedef struct sigevent
{
sigval_t sigev_value;
int sigev_signo;
int sigev_notify;
void (*sigev_notify_function) __P ((sigval_t)); /* Function to start. */
void *sigev_notify_attributes; /* Really pthread_attr_t.*/
} sigevent_t;
/* `sigev_notify' values. */
enum
{
SIGEV_SIGNAL = 0, /* Notify via signal. */
#define SIGEV_SIGNAL SIGEV_SIGNAL
SIGEV_NONE, /* Other notification: meaningless. */
#define SIGEV_NONE SIGEV_NONE
SIGEV_THREAD /* Deliver via thread creation. */
#define SIGEV_THREAD SIGEV_THREAD
};

View File

@ -16,7 +16,7 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _UTSNAME_H
#ifndef _SYS_UTSNAME_H
# error "Never include <bits/utsname.h> directly; use <sys/utsname.h> instead."
#endif

View File

@ -40,6 +40,7 @@ extern void _end;
extern void ENTRY_POINT (void);
ElfW(Addr) _dl_base_addr;
uid_t __libc_uid;
int __libc_enable_secure;
int __libc_multiple_libcs; /* Defining this here avoids the inclusion
of init-first. */
@ -130,7 +131,7 @@ _dl_sysdep_start (void **start_argptr,
SEE (EUID, euid);
SEE (EGID, egid);
__libc_uid = uid;
__libc_enable_secure = uid != euid || gid != egid;
if (_dl_pagesize == 0)

View File

@ -26,9 +26,13 @@
/* Safest assumption, if somehow the initializer isn't run. */
int __libc_enable_secure = 1;
/* We often need the UID. */
uid_t __libc_uid;
void
__libc_init_secure (void)
{
__libc_enable_secure = (__geteuid () != __getuid () ||
__getegid () != __getgid ());
__libc_uid == __getuid ();
__libc_enable_secure = (__geteuid () != __libc_uid
|| __getegid () != __getgid ());
}

View File

@ -0,0 +1,32 @@
/* Implementation of sigqueue function from POSIX.1b.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <errno.h>
#include <signal.h>
int
__sigqueue (pid_t pid, int sig, const union sigval val)
{
__set_errno (ENOSYS);
return -1;
}
weak_alias (__sigqueue, sigqueue)
stub_warning (sigqueue)
#include <stub-tag.h>

View File

@ -0,0 +1,33 @@
/* Implementation of sigtimedwait function from POSIX.1b.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <errno.h>
#include <signal.h>
int
__sigtimedwait (const sigset_t *set, siginfo_t *info,
const struct timespec *timeout)
{
__set_errno (ENOSYS);
return -1;
}
weak_alias (__sigtimedwait, sigtimedwait)
stub_warning (sigtimedwait)
#include <stub-tag.h>

View File

@ -0,0 +1,32 @@
/* Implementation of sigwaitinfo function from POSIX.1b.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <errno.h>
#include <signal.h>
int
__sigwaitinfo (const sigset_t *set, siginfo_t *info)
{
__set_errno (ENOSYS);
return -1;
}
weak_alias (__sigwaitinfo, sigwaitinfo)
stub_warning (sigwaitinfo)
#include <stub-tag.h>

View File

@ -0,0 +1,28 @@
/* Test whether RT signals are really available.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <string.h>
#include <sys/utsname.h>
int
kernel_has_rtsig (void)
{
return 0;
}

View File

@ -18,7 +18,3 @@ CFLAGS-rtld.c += -Wno-uninitialized -Wno-unused
CFLAGS-dl-load.c += -Wno-unused
CFLAGS-dl-reloc.c += -Wno-unused
endif
ifeq ($(subdir),math)
CPPFLAGS += -D__LIBC_INTERNAL_MATH_INLINES
endif

View File

@ -44,9 +44,9 @@ enum
#define ES ES
DS,
#define DS DS
EDI
EDI,
#define EDI EDI
ESI
ESI,
#define ESI ESI
EBP,
#define EBP EBP

View File

@ -84,6 +84,7 @@ __csqrt (__complex__ double x)
}
else
{
#if 0 /* FIXME: this is broken. */
__complex__ double q;
double t, r;
@ -99,6 +100,15 @@ __csqrt (__complex__ double x)
/* Heron iteration in complex arithmetic. */
res = 0.5 * (q + q / x);
#else
double d, imag;
d = __ieee754_hypot (__real__ x, __imag__ x);
imag = __ieee754_sqrt (0.5 * (d - __real__ x));
__real__ res = __ieee754_sqrt (0.5 * (d + __real__ x));
__imag__ res = __copysign (imag, __imag__ x);
#endif
}
}

View File

@ -84,6 +84,7 @@ __csqrtf (__complex__ float x)
}
else
{
#if 0 /* FIXME: this is broken. */
__complex__ float q;
float t, r;
@ -99,6 +100,15 @@ __csqrtf (__complex__ float x)
/* Heron iteration in complex arithmetic. */
res = 0.5 * (q + q / x);
#else
float d, imag;
d = __ieee754_hypotf (__real__ x, __imag__ x);
imag = __ieee754_sqrtf (0.5 * (d - __real__ x));
__real__ res = __ieee754_sqrtf (0.5 * (d + __real__ x));
__imag__ res = __copysignf (imag, __imag__ x);
#endif
}
}

View File

@ -84,6 +84,7 @@ __csqrtl (__complex__ long double x)
}
else
{
#if 0 /* FIXME: this is broken. */
__complex__ long double q;
long double t, r;
@ -99,6 +100,15 @@ __csqrtl (__complex__ long double x)
/* Heron iteration in complex arithmetic. */
res = 0.5 * (q + q / x);
#else
long double d, imag;
d = __ieee754_hypotl (__real__ x, __imag__ x);
imag = __ieee754_sqrtl (0.5 * (d - __real__ x));
__real__ res = __ieee754_sqrtl (0.5 * (d + __real__ x));
__imag__ res = __copysignl (imag, __imag__ x);
#endif
}
}

View File

@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#include "math_private.h"

View File

@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#include "math_private.h"

View File

@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#include "math_private.h"

View File

@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#include "math_private.h"

View File

@ -17,7 +17,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#ifndef SUFF

View File

@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#include "math_private.h"

View File

@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#include "math_private.h"

View File

@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#include "math_private.h"

View File

@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#ifndef FUNC

View File

@ -18,7 +18,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <complex.h>
#include <math.h>

View File

@ -18,7 +18,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <complex.h>
#include <math.h>

View File

@ -18,7 +18,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <complex.h>
#include <math.h>

View File

@ -18,7 +18,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <complex.h>
#include <math.h>

View File

@ -18,7 +18,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <complex.h>
#include <math.h>

View File

@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#ifndef FUNC

View File

@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#ifndef SUFF

View File

@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#ifndef FUNC

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@ -19,7 +19,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#include "math_private.h"

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@ -19,7 +19,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#include "math_private.h"

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@ -19,7 +19,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#include "math_private.h"

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@ -19,7 +19,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#ifndef suffix

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@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#ifndef SUFF

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@ -18,7 +18,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#ifndef SUFF

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@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#define scalbln __no_scalbln_decl
#define scalblnf __no_scalblnf_decl
#define scalblnl __no_scalblnl_decl

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@ -16,7 +16,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __LIBC_INTERNAL_MATH_INLINES
#include <math.h>
#ifndef FUNC

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@ -44,6 +44,7 @@ extern int _dl_argc;
extern char **_dl_argv;
extern char **_environ;
uid_t __libc_uid;
int __libc_enable_secure;
struct hurd_startup_data *_dl_hurd_data;
@ -106,6 +107,7 @@ _dl_sysdep_start (void **start_argptr,
else
_dl_hurd_data = (void *) p;
__libc_uid = __getuid ();
__libc_enable_secure = _dl_hurd_data->flags & EXEC_SECURE;
if (_dl_hurd_data->flags & EXEC_STACK_ARGS &&

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@ -31,6 +31,12 @@ netinet/tcp.h
netinet/udp.h
netipx/ipx.h
nfs/nfs.h
rt_sigaction.c
rt_sigprocmask.c
rt_sigqueueinfo.c
rt_sigreturn.c
rt_sigsuspend.c
rt_sigtimedwait.c
scsi/sg.h
sys/acct.h
sys/debugreg.h
@ -41,6 +47,7 @@ sys/kdaemon.h
sys/klog.h
sys/mount.h
sys/mtio.h
sys/pci.h
sys/prctl.h
sys/procfs.h
sys/quota.h
@ -50,6 +57,7 @@ sys/sysctl.h
sys/sysinfo.h
sys/sysmacros.h
sys/timex.h
sys/ultrasound.h
sys/user.h
sys/vt.h
xstatconv.c

View File

@ -16,7 +16,7 @@ sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h sys/mtio.h \
sys/user.h sys/sysmacros.h sys/procfs.h sys/prctl.h \
sys/debugreg.h sys/kd.h sys/soundcard.h sys/vt.h \
sys/quota.h sys/fsuid.h bits/mman.h \
scsi/sg.h
scsi/sg.h sys/pci.h sys/ultrasound.h
install-others += $(inst_includedir)/bits/syscall.h
@ -108,4 +108,10 @@ ifndef no_deps
# Get the list of dependencies (probably /usr/include/linux/limits.h).
-include $(common-objpfx)bits/stdio_lim.d
endif
ifeq ($(subdir),signal)
sysdep_routines += rt_sigsuspend rt_sigprocmask rt_sigtimedwait \
rt_sigqueueinfo rt_sigaction
endif
common-generated += bits/stdio_lim.h bits/stdio_lim.d

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@ -0,0 +1,54 @@
/* Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <aio.h>
#include <signal.h>
#include <unistd.h>
#include "aio_misc.h"
extern int __syscall_rt_sigqueueinfo (int, int, siginfo_t *);
/* These variables are used quite often in the libc code. */
extern pid_t __libc_pid;
extern uid_t __libc_uid;
/* Return any pending signal or wait for one for the given time. */
int
__aio_sigqueue (sig, val)
int sig;
const union sigval val;
{
siginfo_t info;
/* We must pass the information about the data in a siginfo_t value. */
info.si_signo = sig;
info.si_errno = 0;
info.si_code = SI_ASYNCIO;
if (__libc_pid ==0xf00baa)
__libc_pid = __getpid ();
info.si_pid = __libc_pid;
info.si_uid = __libc_uid;
info.si_value = val;
return __syscall_rt_sigqueueinfo (__libc_pid, sig, &info);
}

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@ -0,0 +1,75 @@
/* Definitions for POSIX memory map interface. Linux/ARM version.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _SYS_MMAN_H
# error "Never include this file directly. Use <sys/mman.h> instead"
#endif
/* The following definitions basically come from the kernel headers.
But the kernel header is not namespace clean. */
/* Protections are chosen from these bits, OR'd together. The
implementation does not necessarily support PROT_EXEC or PROT_WRITE
without PROT_READ. The only guarantees are that no writing will be
allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */
#define PROT_READ 0x1 /* Page can be read. */
#define PROT_WRITE 0x2 /* Page can be written. */
#define PROT_EXEC 0x4 /* Page can be executed. */
#define PROT_NONE 0x0 /* Page can not be accessed. */
/* Sharing types (must choose one and only one of these). */
#define MAP_SHARED 0x01 /* Share changes. */
#define MAP_PRIVATE 0x02 /* Changes are private. */
#ifdef __USE_MISC
# define MAP_TYPE 0x0f /* Mask for type of mapping. */
#endif
/* Other flags. */
#define MAP_FIXED 0x10 /* Interpret addr exactly. */
#ifdef __USE_MISC
# define MAP_FILE 0
# define MAP_ANONYMOUS 0x20 /* Don't use a file. */
# define MAP_ANON MAP_ANONYMOUS
#endif
/* These are Linux-specific. */
#ifdef __USE_MISC
# define MAP_GROWSDOWN 0x0100 /* Stack-like segment. */
# define MAP_DENYWRITE 0x0800 /* ETXTBSY */
# define MAP_EXECUTABLE 0x1000 /* Mark it as an executable. */
# define MAP_LOCKED 0x2000 /* Lock the mapping. */
# define MAP_NORESERVE 0x4000 /* Don't check for reservations. */
#endif
/* Flags to `msync'. */
#define MS_ASYNC 1 /* Sync memory asynchronously. */
#define MS_SYNC 4 /* Synchronous memory sync. */
#define MS_INVALIDATE 2 /* Invalidate the caches. */
/* Flags for `mlockall'. */
#define MCL_CURRENT 1 /* Lock all currently mapped pages. */
#define MCL_FUTURE 2 /* Lock all additions to address
space. */
/* Flags for `mremap'. */
#ifdef __USE_GNU
# define MREMAP_MAYMOVE 1
#endif

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@ -1,5 +1,5 @@
/* Minimum guaranteed maximum values for system limits. Linux version.
Copyright (C) 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
Copyright (C) 1993, 1994, 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -19,3 +19,7 @@
/* The kernel sources contain a file with all the needed information. */
#include <linux/limits.h>
/* Maximum amount by which a process can descrease its asynchronous I/O
priority level. */
#define AIO_PRIO_DELTA_MAX 20

View File

@ -1,5 +1,5 @@
/* Define POSIX options for Linux.
Copyright (C) 1996 Free Software Foundation, Inc.
Copyright (C) 1996, 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -67,7 +67,13 @@
/* Filenames are not silently truncated. */
#define _POSIX_NO_TRUNC 1
/* X/Open realtime support is available. */
#define _XOPEN_REALTIME 1
/* XPG4.2 shared memory is supported. */
#define _XOPEN_SHM 1
/* Real-time signals are supported. */
#define _POSIX_REALTIME_SIGNALS 1
#endif /* bits/posix_opt.h */

View File

@ -25,7 +25,16 @@
struct sigaction
{
/* Signal handler. */
__sighandler_t sa_handler;
union
{
/* Used if SA_SIGINFO is not set. */
__sighandler_t sa_handler;
/* Used if SA_SIGINFO is set. */
void (*sa_sigaction) __P ((int, siginfo_t *, void *));
}
__sigaction_handler;
#define sa_handler __sigaction_handler.sa_handler
#define sa_sigaction __sigaction_handler.sa_sigaction
/* Additional set of signals to be blocked. */
__sigset_t sa_mask;
@ -39,17 +48,22 @@ struct sigaction
/* Bits in `sa_flags'. */
#define SA_NOCLDSTOP 1 /* Don't send SIGCHLD when children stop. */
#ifdef __USE_MISC
# define SA_STACK 0x08000000 /* Use signal stack by using `sa_restorer'. */
#define SA_SIGINFO 4 /* Invoke signal-catching function with
three arguments instead of one. */
#if defined __USE_UNIX98 || defined __USE_MISC
# define SA_ONSTACK 0x08000000 /* Use signal stack by using `sa_restorer'. */
# define SA_RESTART 0x10000000 /* Restart syscall on signal return. */
# define SA_INTERRUPT 0x20000000 /* Historical no-op. */
# define SA_NODEFER 0x40000000 /* Don't automatically block the signal when
its handler is being executed. */
# define SA_RESETHAND 0x80000000 /* Reset to SIG_DFL on entry to handler. */
#endif
#ifdef __USE_MISC
# define SA_INTERRUPT 0x20000000 /* Historical no-op. */
/* Some aliases for the SA_ constants. */
# define SA_NOMASK SA_NODEFER
# define SA_ONESHOT SA_RESETHAND
# define SA_STACK SA_ONSTACK
#endif
/* Values for the HOW argument to `sigprocmask'. */

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@ -0,0 +1,257 @@
/* siginfo_t, sigevent and constants. Linux version.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _SIGNAL_H
# error "Never include this file directly. Use <signal.h> instead"
#endif
#define SI_MAX_SIZE 128
#define SI_PAD_SIZE ((SI_MAX_SIZE / sizeof (int)) - 3)
typedef struct siginfo
{
int si_signo; /* Signal number. */
int si_errno; /* If non-zero, an errno value associated with
this signal, as defined in <errno.h>. */
int si_code; /* Signal code. */
union
{
int _pad[SI_PAD_SIZE];
/* kill(). */
struct
{
__pid_t si_pid; /* Sending process ID. */
__uid_t si_uid; /* Real user ID of sending process. */
} _kill;
/* POSIX.1b timers. */
struct
{
unsigned int _timer1;
unsigned int _timer2;
} _timer;
/* POSIX.1b signals. */
struct
{
__pid_t si_pid; /* Sending process ID. */
__uid_t si_uid; /* Real user ID of sending process. */
sigval_t si_sigval; /* Signal value. */
} _rt;
/* SIGCHLD. */
struct
{
__pid_t si_pid; /* Which child. */
int si_status; /* Exit value or signal. */
__clock_t si_utime;
__clock_t si_stime;
} _sigchld;
/* SIGILL, SIGFPE, SIGSEGV, SIGBUS. */
struct
{
void *si_addr; /* Faulting insn/memory ref. */
} _sigfault;
/* SIGPOLL. */
struct
{
int si_band; /* Band event for SIGPOLL. */
int si_fd;
} _sigpoll;
} _sifields;
} siginfo_t;
/* X/Open requires some more fields with fixed names. */
#define si_pid _sifields._kill.si_pid
#define si_uid _sifields._kill.si_uid
#define si_status _sifields._sigchld.si_status
#define si_utime _sifields._sigchld.si_utime
#define si_stime _sifields._sigchld.si_stime
#define si_value _sifields._rt.si_sigval
#define si_int _sifields._rt.si_sigval.sival_int
#define si_ptr _sifields._rt.si_sigval.sival_ptr
#define si_addr _sifields._sigfault.si_addr
#define si_band _sifields._sigpoll.si_band
#define si_fd _sifields._sigpoll.si_fd
/* Values for `si_code'. Positive values are reserved for kernel-generated
signals. */
enum
{
SI_ASYNCIO = -4, /* Sent by AIO completion. */
#define SI_ASYNCIO SI_ASYNCIO
SI_MESGQ, /* Sent by real time mesq state change. */
#define SI_MESGQ SI_MESGQ
SI_TIMER, /* Sent by timer expiration. */
#define SI_TIMER SI_TIMER
SI_QUEUE, /* Sent by sigqueue. */
#define SI_QUEUE SI_QUEUE
SI_USER /* Sent by kill, sigsend, raise. */
#define SI_USER SI_USER
};
/* `si_code' values for SIGILL signal. */
enum
{
ILL_ILLOPC = 1, /* Illegal opcode. */
#define ILL_ILLOPC ILL_ILLOPC
ILL_ILL_OPN, /* Illegal operand. */
#define ILL_ILLOPN ILL_ILLOPN
ILL_ILLADR, /* Illegal addressing mode. */
#define ILL_ILLADR ILL_ILLADR
ILL_ILLTRP, /* Illegal trap. */
#define ILL_ILLTRP ILL_ILLTRP
ILL_PRVOPC, /* Privileged opcode. */
#define ILL_PRVOPC ILL_PRVOPC
ILL_PRVREG, /* Privileged register. */
#define ILL_PRVREG ILL_PRVREG
ILL_COPROC, /* Coprocessor error. */
#define ILL_COPROC ILL_COPROC
ILL_BADSTK /* Internal stack error. */
#define ILL_BADSTK ILL_BADSTK
};
/* `si_code' values for SIGFPE signal. */
enum
{
FPE_INTDIV = 1, /* Integer divide by zero. */
#define FPE_INTDIV FPE_INTDIV
FPE_INTOVF, /* Integer overflow. */
#define FPE_INTOVF FPE_INTOVF
FPE_FLTDIV, /* Floating point divide by zero. */
#define FPE_FLTDIV FPE_FLTDIV
FPE_FLTOVF, /* Floating point overflow. */
#define FPE_FLTOVF FPE_FLTOVF
FPE_FLTUND, /* Floating point underflow. */
#define FPE_FLTUND FPE_FLTUND
FPE_FLTRES, /* Floating point inexact result. */
#define FPE_FLTRES FPE_FLTRES
FPE_FLTINV, /* Floating point invalid operation. */
#define FPE_FLTINV FPE_FLTINV
FPE_FLTSUB /* Subscript out of range. */
#define FPE_FLTSUB FPE_FLTSUB
};
/* `si_code' values for SIGSEGV signal. */
enum
{
SEGV_MAPERR = 1, /* Address not mapped to object. */
#define SEGV_MAPERR SEGV_MAPERR
SEGV_ACCERR /* Invalid permissions for mapped object. */
#define SEGV_ACCERR SEGV_ACCERR
};
/* `si_code' values for SIGBUS signal. */
enum
{
BUS_ADRALN = 1, /* Invalid address alignment. */
#define BUS_ADRALN BUS_ADRALN
BUS_ADRERR, /* Non-existant physical address. */
#define BUS_ADRERR BUS_ADRERR
BUS_OBJERR /* Object specific hardware error. */
#define BUS_OBJERR BUS_OBJERR
};
/* `si_code' values for SIGTRAP signal. */
enum
{
TRAP_BRKPT = 1, /* Process breakpoint. */
#define TRAP_BRKPT TRAP_BRKPT
TRAP_TRACE /* Process trace trap. */
#define TRAP_TRACE TRAP_TRACE
};
/* `si_code' values for SIGCHLD signal. */
enum
{
CLD_EXITED = 1, /* Child has exited. */
#define CLD_EXITED CLD_EXITED
CLD_KILLED, /* Child was killed. */
#define CLD_KILLED CLD_KILLED
CLD_DUMPED, /* Child terminated abnormally. */
#define CLD_DUMPED CLD_DUMPED
CLD_TRAPPED, /* Traced child has trapped. */
#define CLD_TRAPPED CLD_TRAPPED
CLD_STOPPED, /* Child has stopped. */
#define CLD_STOPPED CLD_STOPPED
CLD_CONTINUED /* Stopped child has continued. */
#define CLD_CONTINUED CLD_CONTINUED
};
/* `si_code' values for SIGPOLL signal. */
enum
{
POLL_IN = 1, /* Data input available. */
#define POLL_IN POLL_IN
POLL_OUT, /* Output buffers available. */
#define POLL_OUT POLL_OUT
POLL_MSG, /* Input message available. */
#define POLL_MSG POLL_MSG
POLL_ERR, /* I/O error. */
#define POLL_ERR POLL_ERR
POLL_PRI, /* High priority input available. */
#define POLL_PRI POLL_PRI
POLL_HUP /* Device disconnected. */
#define POLL_HUP POLL_HUP
};
/* Structure to transport application-defined values with signals. */
#define SIGEV_MAX_SIZE 64
#define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE / sizeof (int)) - 3)
typedef struct sigevent
{
sigval_t sigev_value;
int sigev_signo;
int sigev_notify;
union
{
int _pad[SIGEV_PAD_SIZE];
struct
{
void (*_function) __P ((sigval_t)); /* Function to start. */
void *_attribute; /* Really pthread_attr_t. */
} _sigev_thread;
} _sigev_un;
} sigevent_t;
/* POSIX names to access some of the members. */
#define sigev_notify_function _sigev_un._sigev_thread._function
#define sigev_notify_attributes _sigev_un._sigev_thread._attribute
/* `sigev_notify' values. */
enum
{
SIGEV_SIGNAL = 0, /* Notify via signal. */
#define SIGEV_SIGNAL SIGEV_SIGNAL
SIGEV_NONE, /* Other notification: meaningless. */
#define SIGEV_NONE SIGEV_NONE
SIGEV_THREAD /* Deliver via thread creation. */
#define SIGEV_THREAD SIGEV_THREAD
};

View File

@ -1,5 +1,5 @@
/* Signal number definitions. Linux version.
Copyright (C) 1995, 1996 Free Software Foundation, Inc.
Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -20,9 +20,9 @@
#ifdef _SIGNAL_H
/* Fake signal functions. */
#define SIG_ERR ((__sighandler_t) -1) /* Error return. */
#define SIG_DFL ((__sighandler_t) 0) /* Default action. */
#define SIG_IGN ((__sighandler_t) 1) /* Ignore signal. */
#define SIG_ERR ((__sighandler_t) -1) /* Error return. */
#define SIG_DFL ((__sighandler_t) 0) /* Default action. */
#define SIG_IGN ((__sighandler_t) 1) /* Ignore signal. */
/* Signals. */
@ -42,7 +42,7 @@
#define SIGPIPE 13 /* Broken pipe (POSIX). */
#define SIGALRM 14 /* Alarm clock (POSIX). */
#define SIGTERM 15 /* Termination (ANSI). */
#define SIGSTKFLT 16 /* ??? */
#define SIGSTKFLT 16 /* Stack fault. */
#define SIGCLD SIGCHLD /* Same as SIGCHLD (System V). */
#define SIGCHLD 17 /* Child status has changed (POSIX). */
#define SIGCONT 18 /* Continue (POSIX). */
@ -61,6 +61,15 @@
#define SIGPWR 30 /* Power failure restart (System V). */
#define SIGUNUSED 31
#define _NSIG 32 /* Biggest signal number + 1. */
#define _NSIG 64 /* Biggest signal number + 1
(including real-time signals). */
#define SIGRTMIN (__libc_current_sigrtmin ())
#define SIGRTMAX (__libc_current_sigrtmax ())
/* These are the hard limits of the kernel. These values should not be
used directly at user level. */
#define __SIGRTMIN 32
#define __SIGRTMAX (_NSIG - 1)
#endif /* <signal.h> included. */

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