1997-02-15 04:31:36 +00:00
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/* Return error detail for failing <dlfcn.h> functions.
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2012-10-09 22:22:16 +00:00
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Copyright (C) 1995-2012 Free Software Foundation, Inc.
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update from main archive 961116
Sun Nov 17 03:13:57 1996 Ulrich Drepper <drepper@cygnus.com>
* db/makedb.c: Update and reformat copyright.
* elf/Makefile: Likewise.
* elf/dl-close.c: Likewise.
* elf/dl-debug.c: Likewise.
* elf/dl-deps.c: Likewise.
* elf/dl-error.c: Likewise.
* elf/dl-fini.c: Likewise.
* elf/dl-init.c: Likewise.
* elf/dl-load.c: Likewise.
* elf/dl-lookup.c: Likewise.
* elf/dl-minimal.c: Likewise.
* elf/dl-object.c: Likewise.
* elf/dl-open.c: Likewise.
* elf/dl-reloc.c: Likewise.
* elf/dl-runtime.c: Likewise.
* elf/dl-support.c: Likewise.
* elf/dl-symbol.c: Likewise.
* elf/dladdr.c: Likewise.
* elf/dlclose.c: Likewise.
* elf/dlerror.c: Likewise.
* elf/dlopen.c: Likewise.
* elf/dlsym.c: Likewise.
* elf/do-rel.h: Likewise.
* elf/dynamic-link.h: Likewise.
* elf/eval.c: Likewise.
* elf/rtld.c: Likewise.
* inet/ether_hton.c: Likewise.
* inet/ether_ntoh.c: Likewise.
* inet/ether_line.c: Likewise.
* inet/getnetgrent_r.c: Likewise.
* inet/Makefile (+gccwarn): Remove definition.
Instead set CFLAGS-rcmd.c, CFLAGS-rexec.c, and CFLAGS-ruserpass.c
to `-w'.
* inet/aliases.h: Add C++ protection.
* inet/ether_hton.c: Add prototype for __nss_ethers_lookup.
(ether_hostton): Remove unused variable result.
* inet/ether_ntoh.c: Likewise.
* inet/ether_line.c: Include <ctype.h> and <string.h>.
* inet/getnetgrent_r.c: Include <stdlib.h>.
Use casts to prevent warnings.
(innetgr): Initialize `known' and `needed'.
* inet/inet_net.c: Make local variable `i' of type u_int32_t.
* nss/getXXbyYY_r.c (INTERNAL (REENTRANT_NAME)) [NEED__RES]: Don't
return NULL. Instead set *RESULT to NULL and return -1.
* nss/getXXent_r.c (INTERNAL (REENTRANT_GETNAME)): Likewise.
(SETFUNC_NAME, ENDFUNC_NAME) [NEED__RES]: Don't return anything.
* nss/nss_files/files-alias.c: Debug function. I didn't worked at
all before.
Sat Nov 16 15:25:34 1996 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/posix/readv.c: Don't use PTR anymore.
* sysdeps/posix/writev.c: Likewise.
* version.h (VERSION): Bump to 1.98.
* nss/db-Makefile: Generate lines for getXXXent iteration.
* sysdeps/alpha/Dist: Don't distribute removed files divlu.S,
divqu.S, remlu.S, and remqu.S.
Fri Nov 15 08:55:54 1996 Andreas Jaeger <aj@arthur.pfalz.de>
* posix/unistd.h: Correct typo in documentation.
Thu Nov 14 18:08:14 1996 a sun <asun@zoology.washington.edu>
* inet/netinet/tcp.h: Use __ protected versions instead of
BYTE_ORDER, LITTLE_ENDIAN, and BIG_ENDIAN directly.
Sat Nov 16 13:44:55 1996 Ulrich Drepper <drepper@cygnus.com>
* intl/loadmsgcat.c (_nl_msg_cat_cntr): Initialize so that
references in libc.so are not anymore undefined.
Sat Nov 16 18:17:36 1996 NIIBE Yutaka <gniibe@mri.co.jp>
* io/utime.h: Rename second parameter for utime to prevent warning
for -Wshadow.
* dirent/dirent.h: Same here for scandir prototype.
* math/mathcalls.h: Likewise for frexp and ldexp.
* sysdeps/unix/sysv/linux/netinet/in.h: Likewise for bindresvport.
Sat Nov 16 03:49:27 1996 Ulrich Drepper <drepper@cygnus.com>
* stdlib/tst-strtod.c: Add test for error case below.
Sat Nov 16 03:48:39 1996 Wolfram Gloger <Wolfram.Gloger@dent.med.uni-muenchen.de>
* stdlib/strtod.c: Recognize numbers like 0e-19.
Fri Nov 15 08:38:43 1996 Andreas Jaeger <aj@arthur.pfalz.de>
* time/Makefile ($(installed-localtime-file)): Fix path to
rellns-sh.
* Makefile: Don't generate and install gnu/lib-names.h if
$(build-shared) is not `yes'.
Thu Nov 14 09:23:58 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
* sysdeps/posix/Makefile ($(common-objpfx)mk-stdiolim): Depend
on $(..)posix/posix1_lim.h, not ../posix/posix1_lim.h.
* Makerules (REAL_MAKE_VERSION): New, use it instead of
MAKE_VERSION.
Thu Nov 14 22:10:43 1996 Ulrich Drepper <drepper@cygnus.com>
* nss/nss_files/files-XXX.x (_nss_files_get,ENTNAME_r): Fix typo.
* nss/getXXent_r.c: Fix typo. Set correct return value when
no further service is available.
Thu Nov 14 17:48:13 1996 Ulrich Drepper <drepper@cygnus.com>
* db/recno/rec_put.c: Add cast to avoid warning.
* db/recno/rec_close.c: Likewise.
* db/mpool/mpool.c: Likewise.
* db/hash/hash_bigkey.h: Likewise.
* db/hash/hash.c: Likewise.
* db/btree/bt_split.c: Likewise.
* db/btree/bt_put.c: Likewise.
Thu Nov 14 14:11:44 1996 Ulrich Drepper <drepper@cygnus.com>
* dirent/dirent.h: Update copyright.
* elf/elf.h: Likewise.
* elf/link.h: Likewise.
* gmon/sys/gmon_out.h: Likewise.
* gnu-versions.h: Likewise.
* intl/libintl.h: Likewise.
* io/fcntl.h: Likewise.
* io/ftw.h: Likewise.
* io/sys/statfs.h: Likewise.
* io/utime.h: Likewise.
* locale/langinfo.h: Likewise.
* malloc/malloc.h: Likewise.
* malloc/obstack.h: Likewise.
* misc/ar.h: Likewise.
* misc/error.h: Likewise.
* misc/mntent.h: Likewise.
* misc/sgtty.h: Likewise.
* misc/sys/cdefs.h: Likewise.
* misc/sys/dir.h: Likewise.
* misc/sys/file.h: Likewise.
* misc/sys/ioctl.h: Likewise.
* misc/sys/ustat.h: Likewise.
* posix/fnmatch.h: Likewise.
* posix/getopt.h: Likewise.
* posix/glob.h: Likewise.
* posix/posix2_lim.h: Likewise.
* posix/regex.h: Likewise.
* posix/sys/times.h: Likewise.
* posix/sys/types.h: Likewise.
* posix/sys/utsname.h: Likewise.
* posix/tar.h: Likewise.
* posix/wordexp.h: Likewise.
* resource/sys/resource.h: Likewise.
* resource/sys/vlimit.h: Likewise.
* resource/sys/vtimes.h: Likewise.
* socket/sys/socket.h: Likewise.
* socket/sys/un.h: Likewise.
* stdio-common/printf.h: Likewise.
* stdlib/alloca.h: Likewise.
* string/argz.h: Likewise.
* string/endian.h: Likewise.
* string/envz.h: Likewise.
* string/memory.h: Likewise.
* string/strings.h: Likewise.
* sysdeps/generic/crypt.h: Likewise.
* sysdeps/generic/direntry.h: Likewise.
* sysdeps/generic/gnu/types.h: Likewise.
* sysdeps/generic/ioctl-types.h: Likewise.
* sysdeps/generic/netinet/in.h: Likewise.
* sysdeps/generic/resourcebits.h: Likewise.
* sysdeps/generic/sigset.h: Likewise.
* sysdeps/generic/sockaddrcom.h: Likewise.
* sysdeps/generic/sys/mman.h: Likewise.
* sysdeps/generic/sys/ptrace.h: Likewise.
* sysdeps/generic/termbits.h: Likewise.
* sysdeps/generic/waitstatus.h: Likewise.
* sysdeps/ieee754/huge_val.h: Likewise.
* sysdeps/ieee754/nan.h: Likewise.
* sysdeps/mach/hurd/local_lim.h: Likewise.
* sysdeps/mach/hurd/statbuf.h: Likewise.
* sysdeps/stub/huge_val.h: Likewise.
* sysdeps/stub/libc-lock.h: Likewise.
* sysdeps/stub/signum.h: Likewise.
* sysdeps/stub/statbuf.h: Likewise.
* sysdeps/stub/waitflags.h: Likewise.
* sysdeps/unix/bsd/bsd4.4/sockaddrcom.h: Likewise.
* sysdeps/unix/bsd/osf/alpha/statbuf.h: Likewise.
* sysdeps/unix/bsd/osf/sys/mman.h: Likewise.
* sysdeps/unix/bsd/signum.h: Likewise.
* sysdeps/unix/bsd/statbuf.h: Likewise.
* sysdeps/unix/bsd/sun/signum.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/resourcebits.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/sys/mman.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/termbits.h: Likewise.
* sysdeps/unix/bsd/ultrix4/sys/mman.h: Likewise.
* sysdeps/unix/bsd/waitflags.h: Likewise.
* sysdeps/unix/sysv/irix4/signum.h: Likewise.
* sysdeps/unix/sysv/irix4/statbuf.h: Likewise.
* sysdeps/unix/sysv/irix4/sys/mman.h: Likewise.
* sysdeps/unix/sysv/linux/alpha/statbuf.h: Likewise.
* sysdeps/unix/sysv/linux/alpha/sys/io.h: Likewise.
* sysdeps/unix/sysv/linux/direntry.h: Likewise.
* sysdeps/unix/sysv/linux/gnu/types.h: Likewise.
* sysdeps/unix/sysv/linux/ioctl-types.h: Likewise.
* sysdeps/unix/sysv/linux/local_lim.h: Likewise.
* sysdeps/unix/sysv/linux/netinet/in.h: Likewise.
* sysdeps/unix/sysv/linux/resourcebits.h: Likewise.
* sysdeps/unix/sysv/linux/signum.h: Likewise.
* sysdeps/unix/sysv/linux/statbuf.h: Likewise.
* sysdeps/unix/sysv/linux/sys/io.h: Likewise.
* sysdeps/unix/sysv/linux/sys/klog.h: Likewise.
* sysdeps/unix/sysv/linux/sys/mman.h: Likewise.
* sysdeps/unix/sysv/linux/sys/ptrace.h: Likewise.
* sysdeps/unix/sysv/linux/syscall.h: Likewise.
* sysdeps/unix/sysv/linux/termbits.h: Likewise.
* sysdeps/unix/sysv/local_lim.h: Likewise.
* sysdeps/unix/sysv/sco3.2.4/syscall.h: Likewise.
* sysdeps/unix/sysv/sco3.2/local_lim.h: Likewise.
* sysdeps/unix/sysv/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/i386/statbuf.h: Likewise.
* sysdeps/unix/sysv/sysv4/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/sigset.h: Likewise.
* sysdeps/unix/sysv/sysv4/solaris2/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/solaris2/statbuf.h: Likewise.
* sysdeps/unix/sysv/sysv4/waitflags.h: Likewise.
* sysdeps/vax/huge_val.h: Likewise.
* values.h: Likewise.
Thu Nov 14 04:22:41 1996 Ulrich Drepper <drepper@cygnus.com>
* malloc/obstack.h: Use memcpy instead of bcopy and define a macro
`memcpy' using bcopy if memcpy is not available.
* manual/stdio.texi: Correct description of printf customization.
The argument info function is not optional anymore and the
interface for `printf_function' also changed.
* manual/examples/rprintf.c: Define and use argument info function.
* stdio-common/printf.h (struct printf_info): Change type for field
`pad' to wchar_t.
Correct comment for `register_printf_function'.
* nss/getXXbyYY.c [NEED_H_ERRNO]: Don't pass pointer to h_errno
to reentrant function. Instead use temporary variable and set
h_errno if an error occured.
Reported by NIIBE Yutaka.
are no bits set in the masks. Reported by baldazzi@csr.unibo.it.
1996-11-17 03:15:52 +00:00
|
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This file is part of the GNU C Library.
|
1995-05-02 06:35:55 +00:00
|
|
|
|
update from main archive 961116
Sun Nov 17 03:13:57 1996 Ulrich Drepper <drepper@cygnus.com>
* db/makedb.c: Update and reformat copyright.
* elf/Makefile: Likewise.
* elf/dl-close.c: Likewise.
* elf/dl-debug.c: Likewise.
* elf/dl-deps.c: Likewise.
* elf/dl-error.c: Likewise.
* elf/dl-fini.c: Likewise.
* elf/dl-init.c: Likewise.
* elf/dl-load.c: Likewise.
* elf/dl-lookup.c: Likewise.
* elf/dl-minimal.c: Likewise.
* elf/dl-object.c: Likewise.
* elf/dl-open.c: Likewise.
* elf/dl-reloc.c: Likewise.
* elf/dl-runtime.c: Likewise.
* elf/dl-support.c: Likewise.
* elf/dl-symbol.c: Likewise.
* elf/dladdr.c: Likewise.
* elf/dlclose.c: Likewise.
* elf/dlerror.c: Likewise.
* elf/dlopen.c: Likewise.
* elf/dlsym.c: Likewise.
* elf/do-rel.h: Likewise.
* elf/dynamic-link.h: Likewise.
* elf/eval.c: Likewise.
* elf/rtld.c: Likewise.
* inet/ether_hton.c: Likewise.
* inet/ether_ntoh.c: Likewise.
* inet/ether_line.c: Likewise.
* inet/getnetgrent_r.c: Likewise.
* inet/Makefile (+gccwarn): Remove definition.
Instead set CFLAGS-rcmd.c, CFLAGS-rexec.c, and CFLAGS-ruserpass.c
to `-w'.
* inet/aliases.h: Add C++ protection.
* inet/ether_hton.c: Add prototype for __nss_ethers_lookup.
(ether_hostton): Remove unused variable result.
* inet/ether_ntoh.c: Likewise.
* inet/ether_line.c: Include <ctype.h> and <string.h>.
* inet/getnetgrent_r.c: Include <stdlib.h>.
Use casts to prevent warnings.
(innetgr): Initialize `known' and `needed'.
* inet/inet_net.c: Make local variable `i' of type u_int32_t.
* nss/getXXbyYY_r.c (INTERNAL (REENTRANT_NAME)) [NEED__RES]: Don't
return NULL. Instead set *RESULT to NULL and return -1.
* nss/getXXent_r.c (INTERNAL (REENTRANT_GETNAME)): Likewise.
(SETFUNC_NAME, ENDFUNC_NAME) [NEED__RES]: Don't return anything.
* nss/nss_files/files-alias.c: Debug function. I didn't worked at
all before.
Sat Nov 16 15:25:34 1996 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/posix/readv.c: Don't use PTR anymore.
* sysdeps/posix/writev.c: Likewise.
* version.h (VERSION): Bump to 1.98.
* nss/db-Makefile: Generate lines for getXXXent iteration.
* sysdeps/alpha/Dist: Don't distribute removed files divlu.S,
divqu.S, remlu.S, and remqu.S.
Fri Nov 15 08:55:54 1996 Andreas Jaeger <aj@arthur.pfalz.de>
* posix/unistd.h: Correct typo in documentation.
Thu Nov 14 18:08:14 1996 a sun <asun@zoology.washington.edu>
* inet/netinet/tcp.h: Use __ protected versions instead of
BYTE_ORDER, LITTLE_ENDIAN, and BIG_ENDIAN directly.
Sat Nov 16 13:44:55 1996 Ulrich Drepper <drepper@cygnus.com>
* intl/loadmsgcat.c (_nl_msg_cat_cntr): Initialize so that
references in libc.so are not anymore undefined.
Sat Nov 16 18:17:36 1996 NIIBE Yutaka <gniibe@mri.co.jp>
* io/utime.h: Rename second parameter for utime to prevent warning
for -Wshadow.
* dirent/dirent.h: Same here for scandir prototype.
* math/mathcalls.h: Likewise for frexp and ldexp.
* sysdeps/unix/sysv/linux/netinet/in.h: Likewise for bindresvport.
Sat Nov 16 03:49:27 1996 Ulrich Drepper <drepper@cygnus.com>
* stdlib/tst-strtod.c: Add test for error case below.
Sat Nov 16 03:48:39 1996 Wolfram Gloger <Wolfram.Gloger@dent.med.uni-muenchen.de>
* stdlib/strtod.c: Recognize numbers like 0e-19.
Fri Nov 15 08:38:43 1996 Andreas Jaeger <aj@arthur.pfalz.de>
* time/Makefile ($(installed-localtime-file)): Fix path to
rellns-sh.
* Makefile: Don't generate and install gnu/lib-names.h if
$(build-shared) is not `yes'.
Thu Nov 14 09:23:58 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
* sysdeps/posix/Makefile ($(common-objpfx)mk-stdiolim): Depend
on $(..)posix/posix1_lim.h, not ../posix/posix1_lim.h.
* Makerules (REAL_MAKE_VERSION): New, use it instead of
MAKE_VERSION.
Thu Nov 14 22:10:43 1996 Ulrich Drepper <drepper@cygnus.com>
* nss/nss_files/files-XXX.x (_nss_files_get,ENTNAME_r): Fix typo.
* nss/getXXent_r.c: Fix typo. Set correct return value when
no further service is available.
Thu Nov 14 17:48:13 1996 Ulrich Drepper <drepper@cygnus.com>
* db/recno/rec_put.c: Add cast to avoid warning.
* db/recno/rec_close.c: Likewise.
* db/mpool/mpool.c: Likewise.
* db/hash/hash_bigkey.h: Likewise.
* db/hash/hash.c: Likewise.
* db/btree/bt_split.c: Likewise.
* db/btree/bt_put.c: Likewise.
Thu Nov 14 14:11:44 1996 Ulrich Drepper <drepper@cygnus.com>
* dirent/dirent.h: Update copyright.
* elf/elf.h: Likewise.
* elf/link.h: Likewise.
* gmon/sys/gmon_out.h: Likewise.
* gnu-versions.h: Likewise.
* intl/libintl.h: Likewise.
* io/fcntl.h: Likewise.
* io/ftw.h: Likewise.
* io/sys/statfs.h: Likewise.
* io/utime.h: Likewise.
* locale/langinfo.h: Likewise.
* malloc/malloc.h: Likewise.
* malloc/obstack.h: Likewise.
* misc/ar.h: Likewise.
* misc/error.h: Likewise.
* misc/mntent.h: Likewise.
* misc/sgtty.h: Likewise.
* misc/sys/cdefs.h: Likewise.
* misc/sys/dir.h: Likewise.
* misc/sys/file.h: Likewise.
* misc/sys/ioctl.h: Likewise.
* misc/sys/ustat.h: Likewise.
* posix/fnmatch.h: Likewise.
* posix/getopt.h: Likewise.
* posix/glob.h: Likewise.
* posix/posix2_lim.h: Likewise.
* posix/regex.h: Likewise.
* posix/sys/times.h: Likewise.
* posix/sys/types.h: Likewise.
* posix/sys/utsname.h: Likewise.
* posix/tar.h: Likewise.
* posix/wordexp.h: Likewise.
* resource/sys/resource.h: Likewise.
* resource/sys/vlimit.h: Likewise.
* resource/sys/vtimes.h: Likewise.
* socket/sys/socket.h: Likewise.
* socket/sys/un.h: Likewise.
* stdio-common/printf.h: Likewise.
* stdlib/alloca.h: Likewise.
* string/argz.h: Likewise.
* string/endian.h: Likewise.
* string/envz.h: Likewise.
* string/memory.h: Likewise.
* string/strings.h: Likewise.
* sysdeps/generic/crypt.h: Likewise.
* sysdeps/generic/direntry.h: Likewise.
* sysdeps/generic/gnu/types.h: Likewise.
* sysdeps/generic/ioctl-types.h: Likewise.
* sysdeps/generic/netinet/in.h: Likewise.
* sysdeps/generic/resourcebits.h: Likewise.
* sysdeps/generic/sigset.h: Likewise.
* sysdeps/generic/sockaddrcom.h: Likewise.
* sysdeps/generic/sys/mman.h: Likewise.
* sysdeps/generic/sys/ptrace.h: Likewise.
* sysdeps/generic/termbits.h: Likewise.
* sysdeps/generic/waitstatus.h: Likewise.
* sysdeps/ieee754/huge_val.h: Likewise.
* sysdeps/ieee754/nan.h: Likewise.
* sysdeps/mach/hurd/local_lim.h: Likewise.
* sysdeps/mach/hurd/statbuf.h: Likewise.
* sysdeps/stub/huge_val.h: Likewise.
* sysdeps/stub/libc-lock.h: Likewise.
* sysdeps/stub/signum.h: Likewise.
* sysdeps/stub/statbuf.h: Likewise.
* sysdeps/stub/waitflags.h: Likewise.
* sysdeps/unix/bsd/bsd4.4/sockaddrcom.h: Likewise.
* sysdeps/unix/bsd/osf/alpha/statbuf.h: Likewise.
* sysdeps/unix/bsd/osf/sys/mman.h: Likewise.
* sysdeps/unix/bsd/signum.h: Likewise.
* sysdeps/unix/bsd/statbuf.h: Likewise.
* sysdeps/unix/bsd/sun/signum.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/resourcebits.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/sys/mman.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/termbits.h: Likewise.
* sysdeps/unix/bsd/ultrix4/sys/mman.h: Likewise.
* sysdeps/unix/bsd/waitflags.h: Likewise.
* sysdeps/unix/sysv/irix4/signum.h: Likewise.
* sysdeps/unix/sysv/irix4/statbuf.h: Likewise.
* sysdeps/unix/sysv/irix4/sys/mman.h: Likewise.
* sysdeps/unix/sysv/linux/alpha/statbuf.h: Likewise.
* sysdeps/unix/sysv/linux/alpha/sys/io.h: Likewise.
* sysdeps/unix/sysv/linux/direntry.h: Likewise.
* sysdeps/unix/sysv/linux/gnu/types.h: Likewise.
* sysdeps/unix/sysv/linux/ioctl-types.h: Likewise.
* sysdeps/unix/sysv/linux/local_lim.h: Likewise.
* sysdeps/unix/sysv/linux/netinet/in.h: Likewise.
* sysdeps/unix/sysv/linux/resourcebits.h: Likewise.
* sysdeps/unix/sysv/linux/signum.h: Likewise.
* sysdeps/unix/sysv/linux/statbuf.h: Likewise.
* sysdeps/unix/sysv/linux/sys/io.h: Likewise.
* sysdeps/unix/sysv/linux/sys/klog.h: Likewise.
* sysdeps/unix/sysv/linux/sys/mman.h: Likewise.
* sysdeps/unix/sysv/linux/sys/ptrace.h: Likewise.
* sysdeps/unix/sysv/linux/syscall.h: Likewise.
* sysdeps/unix/sysv/linux/termbits.h: Likewise.
* sysdeps/unix/sysv/local_lim.h: Likewise.
* sysdeps/unix/sysv/sco3.2.4/syscall.h: Likewise.
* sysdeps/unix/sysv/sco3.2/local_lim.h: Likewise.
* sysdeps/unix/sysv/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/i386/statbuf.h: Likewise.
* sysdeps/unix/sysv/sysv4/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/sigset.h: Likewise.
* sysdeps/unix/sysv/sysv4/solaris2/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/solaris2/statbuf.h: Likewise.
* sysdeps/unix/sysv/sysv4/waitflags.h: Likewise.
* sysdeps/vax/huge_val.h: Likewise.
* values.h: Likewise.
Thu Nov 14 04:22:41 1996 Ulrich Drepper <drepper@cygnus.com>
* malloc/obstack.h: Use memcpy instead of bcopy and define a macro
`memcpy' using bcopy if memcpy is not available.
* manual/stdio.texi: Correct description of printf customization.
The argument info function is not optional anymore and the
interface for `printf_function' also changed.
* manual/examples/rprintf.c: Define and use argument info function.
* stdio-common/printf.h (struct printf_info): Change type for field
`pad' to wchar_t.
Correct comment for `register_printf_function'.
* nss/getXXbyYY.c [NEED_H_ERRNO]: Don't pass pointer to h_errno
to reentrant function. Instead use temporary variable and set
h_errno if an error occured.
Reported by NIIBE Yutaka.
are no bits set in the masks. Reported by baldazzi@csr.unibo.it.
1996-11-17 03:15:52 +00:00
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The GNU C Library is free software; you can redistribute it and/or
|
2001-07-06 04:58:11 +00:00
|
|
|
modify it under the terms of the GNU Lesser General Public
|
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
|
1995-05-02 06:35:55 +00:00
|
|
|
|
update from main archive 961116
Sun Nov 17 03:13:57 1996 Ulrich Drepper <drepper@cygnus.com>
* db/makedb.c: Update and reformat copyright.
* elf/Makefile: Likewise.
* elf/dl-close.c: Likewise.
* elf/dl-debug.c: Likewise.
* elf/dl-deps.c: Likewise.
* elf/dl-error.c: Likewise.
* elf/dl-fini.c: Likewise.
* elf/dl-init.c: Likewise.
* elf/dl-load.c: Likewise.
* elf/dl-lookup.c: Likewise.
* elf/dl-minimal.c: Likewise.
* elf/dl-object.c: Likewise.
* elf/dl-open.c: Likewise.
* elf/dl-reloc.c: Likewise.
* elf/dl-runtime.c: Likewise.
* elf/dl-support.c: Likewise.
* elf/dl-symbol.c: Likewise.
* elf/dladdr.c: Likewise.
* elf/dlclose.c: Likewise.
* elf/dlerror.c: Likewise.
* elf/dlopen.c: Likewise.
* elf/dlsym.c: Likewise.
* elf/do-rel.h: Likewise.
* elf/dynamic-link.h: Likewise.
* elf/eval.c: Likewise.
* elf/rtld.c: Likewise.
* inet/ether_hton.c: Likewise.
* inet/ether_ntoh.c: Likewise.
* inet/ether_line.c: Likewise.
* inet/getnetgrent_r.c: Likewise.
* inet/Makefile (+gccwarn): Remove definition.
Instead set CFLAGS-rcmd.c, CFLAGS-rexec.c, and CFLAGS-ruserpass.c
to `-w'.
* inet/aliases.h: Add C++ protection.
* inet/ether_hton.c: Add prototype for __nss_ethers_lookup.
(ether_hostton): Remove unused variable result.
* inet/ether_ntoh.c: Likewise.
* inet/ether_line.c: Include <ctype.h> and <string.h>.
* inet/getnetgrent_r.c: Include <stdlib.h>.
Use casts to prevent warnings.
(innetgr): Initialize `known' and `needed'.
* inet/inet_net.c: Make local variable `i' of type u_int32_t.
* nss/getXXbyYY_r.c (INTERNAL (REENTRANT_NAME)) [NEED__RES]: Don't
return NULL. Instead set *RESULT to NULL and return -1.
* nss/getXXent_r.c (INTERNAL (REENTRANT_GETNAME)): Likewise.
(SETFUNC_NAME, ENDFUNC_NAME) [NEED__RES]: Don't return anything.
* nss/nss_files/files-alias.c: Debug function. I didn't worked at
all before.
Sat Nov 16 15:25:34 1996 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/posix/readv.c: Don't use PTR anymore.
* sysdeps/posix/writev.c: Likewise.
* version.h (VERSION): Bump to 1.98.
* nss/db-Makefile: Generate lines for getXXXent iteration.
* sysdeps/alpha/Dist: Don't distribute removed files divlu.S,
divqu.S, remlu.S, and remqu.S.
Fri Nov 15 08:55:54 1996 Andreas Jaeger <aj@arthur.pfalz.de>
* posix/unistd.h: Correct typo in documentation.
Thu Nov 14 18:08:14 1996 a sun <asun@zoology.washington.edu>
* inet/netinet/tcp.h: Use __ protected versions instead of
BYTE_ORDER, LITTLE_ENDIAN, and BIG_ENDIAN directly.
Sat Nov 16 13:44:55 1996 Ulrich Drepper <drepper@cygnus.com>
* intl/loadmsgcat.c (_nl_msg_cat_cntr): Initialize so that
references in libc.so are not anymore undefined.
Sat Nov 16 18:17:36 1996 NIIBE Yutaka <gniibe@mri.co.jp>
* io/utime.h: Rename second parameter for utime to prevent warning
for -Wshadow.
* dirent/dirent.h: Same here for scandir prototype.
* math/mathcalls.h: Likewise for frexp and ldexp.
* sysdeps/unix/sysv/linux/netinet/in.h: Likewise for bindresvport.
Sat Nov 16 03:49:27 1996 Ulrich Drepper <drepper@cygnus.com>
* stdlib/tst-strtod.c: Add test for error case below.
Sat Nov 16 03:48:39 1996 Wolfram Gloger <Wolfram.Gloger@dent.med.uni-muenchen.de>
* stdlib/strtod.c: Recognize numbers like 0e-19.
Fri Nov 15 08:38:43 1996 Andreas Jaeger <aj@arthur.pfalz.de>
* time/Makefile ($(installed-localtime-file)): Fix path to
rellns-sh.
* Makefile: Don't generate and install gnu/lib-names.h if
$(build-shared) is not `yes'.
Thu Nov 14 09:23:58 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
* sysdeps/posix/Makefile ($(common-objpfx)mk-stdiolim): Depend
on $(..)posix/posix1_lim.h, not ../posix/posix1_lim.h.
* Makerules (REAL_MAKE_VERSION): New, use it instead of
MAKE_VERSION.
Thu Nov 14 22:10:43 1996 Ulrich Drepper <drepper@cygnus.com>
* nss/nss_files/files-XXX.x (_nss_files_get,ENTNAME_r): Fix typo.
* nss/getXXent_r.c: Fix typo. Set correct return value when
no further service is available.
Thu Nov 14 17:48:13 1996 Ulrich Drepper <drepper@cygnus.com>
* db/recno/rec_put.c: Add cast to avoid warning.
* db/recno/rec_close.c: Likewise.
* db/mpool/mpool.c: Likewise.
* db/hash/hash_bigkey.h: Likewise.
* db/hash/hash.c: Likewise.
* db/btree/bt_split.c: Likewise.
* db/btree/bt_put.c: Likewise.
Thu Nov 14 14:11:44 1996 Ulrich Drepper <drepper@cygnus.com>
* dirent/dirent.h: Update copyright.
* elf/elf.h: Likewise.
* elf/link.h: Likewise.
* gmon/sys/gmon_out.h: Likewise.
* gnu-versions.h: Likewise.
* intl/libintl.h: Likewise.
* io/fcntl.h: Likewise.
* io/ftw.h: Likewise.
* io/sys/statfs.h: Likewise.
* io/utime.h: Likewise.
* locale/langinfo.h: Likewise.
* malloc/malloc.h: Likewise.
* malloc/obstack.h: Likewise.
* misc/ar.h: Likewise.
* misc/error.h: Likewise.
* misc/mntent.h: Likewise.
* misc/sgtty.h: Likewise.
* misc/sys/cdefs.h: Likewise.
* misc/sys/dir.h: Likewise.
* misc/sys/file.h: Likewise.
* misc/sys/ioctl.h: Likewise.
* misc/sys/ustat.h: Likewise.
* posix/fnmatch.h: Likewise.
* posix/getopt.h: Likewise.
* posix/glob.h: Likewise.
* posix/posix2_lim.h: Likewise.
* posix/regex.h: Likewise.
* posix/sys/times.h: Likewise.
* posix/sys/types.h: Likewise.
* posix/sys/utsname.h: Likewise.
* posix/tar.h: Likewise.
* posix/wordexp.h: Likewise.
* resource/sys/resource.h: Likewise.
* resource/sys/vlimit.h: Likewise.
* resource/sys/vtimes.h: Likewise.
* socket/sys/socket.h: Likewise.
* socket/sys/un.h: Likewise.
* stdio-common/printf.h: Likewise.
* stdlib/alloca.h: Likewise.
* string/argz.h: Likewise.
* string/endian.h: Likewise.
* string/envz.h: Likewise.
* string/memory.h: Likewise.
* string/strings.h: Likewise.
* sysdeps/generic/crypt.h: Likewise.
* sysdeps/generic/direntry.h: Likewise.
* sysdeps/generic/gnu/types.h: Likewise.
* sysdeps/generic/ioctl-types.h: Likewise.
* sysdeps/generic/netinet/in.h: Likewise.
* sysdeps/generic/resourcebits.h: Likewise.
* sysdeps/generic/sigset.h: Likewise.
* sysdeps/generic/sockaddrcom.h: Likewise.
* sysdeps/generic/sys/mman.h: Likewise.
* sysdeps/generic/sys/ptrace.h: Likewise.
* sysdeps/generic/termbits.h: Likewise.
* sysdeps/generic/waitstatus.h: Likewise.
* sysdeps/ieee754/huge_val.h: Likewise.
* sysdeps/ieee754/nan.h: Likewise.
* sysdeps/mach/hurd/local_lim.h: Likewise.
* sysdeps/mach/hurd/statbuf.h: Likewise.
* sysdeps/stub/huge_val.h: Likewise.
* sysdeps/stub/libc-lock.h: Likewise.
* sysdeps/stub/signum.h: Likewise.
* sysdeps/stub/statbuf.h: Likewise.
* sysdeps/stub/waitflags.h: Likewise.
* sysdeps/unix/bsd/bsd4.4/sockaddrcom.h: Likewise.
* sysdeps/unix/bsd/osf/alpha/statbuf.h: Likewise.
* sysdeps/unix/bsd/osf/sys/mman.h: Likewise.
* sysdeps/unix/bsd/signum.h: Likewise.
* sysdeps/unix/bsd/statbuf.h: Likewise.
* sysdeps/unix/bsd/sun/signum.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/resourcebits.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/sys/mman.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/termbits.h: Likewise.
* sysdeps/unix/bsd/ultrix4/sys/mman.h: Likewise.
* sysdeps/unix/bsd/waitflags.h: Likewise.
* sysdeps/unix/sysv/irix4/signum.h: Likewise.
* sysdeps/unix/sysv/irix4/statbuf.h: Likewise.
* sysdeps/unix/sysv/irix4/sys/mman.h: Likewise.
* sysdeps/unix/sysv/linux/alpha/statbuf.h: Likewise.
* sysdeps/unix/sysv/linux/alpha/sys/io.h: Likewise.
* sysdeps/unix/sysv/linux/direntry.h: Likewise.
* sysdeps/unix/sysv/linux/gnu/types.h: Likewise.
* sysdeps/unix/sysv/linux/ioctl-types.h: Likewise.
* sysdeps/unix/sysv/linux/local_lim.h: Likewise.
* sysdeps/unix/sysv/linux/netinet/in.h: Likewise.
* sysdeps/unix/sysv/linux/resourcebits.h: Likewise.
* sysdeps/unix/sysv/linux/signum.h: Likewise.
* sysdeps/unix/sysv/linux/statbuf.h: Likewise.
* sysdeps/unix/sysv/linux/sys/io.h: Likewise.
* sysdeps/unix/sysv/linux/sys/klog.h: Likewise.
* sysdeps/unix/sysv/linux/sys/mman.h: Likewise.
* sysdeps/unix/sysv/linux/sys/ptrace.h: Likewise.
* sysdeps/unix/sysv/linux/syscall.h: Likewise.
* sysdeps/unix/sysv/linux/termbits.h: Likewise.
* sysdeps/unix/sysv/local_lim.h: Likewise.
* sysdeps/unix/sysv/sco3.2.4/syscall.h: Likewise.
* sysdeps/unix/sysv/sco3.2/local_lim.h: Likewise.
* sysdeps/unix/sysv/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/i386/statbuf.h: Likewise.
* sysdeps/unix/sysv/sysv4/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/sigset.h: Likewise.
* sysdeps/unix/sysv/sysv4/solaris2/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/solaris2/statbuf.h: Likewise.
* sysdeps/unix/sysv/sysv4/waitflags.h: Likewise.
* sysdeps/vax/huge_val.h: Likewise.
* values.h: Likewise.
Thu Nov 14 04:22:41 1996 Ulrich Drepper <drepper@cygnus.com>
* malloc/obstack.h: Use memcpy instead of bcopy and define a macro
`memcpy' using bcopy if memcpy is not available.
* manual/stdio.texi: Correct description of printf customization.
The argument info function is not optional anymore and the
interface for `printf_function' also changed.
* manual/examples/rprintf.c: Define and use argument info function.
* stdio-common/printf.h (struct printf_info): Change type for field
`pad' to wchar_t.
Correct comment for `register_printf_function'.
* nss/getXXbyYY.c [NEED_H_ERRNO]: Don't pass pointer to h_errno
to reentrant function. Instead use temporary variable and set
h_errno if an error occured.
Reported by NIIBE Yutaka.
are no bits set in the masks. Reported by baldazzi@csr.unibo.it.
1996-11-17 03:15:52 +00:00
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The GNU C Library is distributed in the hope that it will be useful,
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|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
2001-07-06 04:58:11 +00:00
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Lesser General Public License for more details.
|
1995-05-02 06:35:55 +00:00
|
|
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|
2001-07-06 04:58:11 +00:00
|
|
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You should have received a copy of the GNU Lesser General Public
|
2012-02-09 23:18:22 +00:00
|
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|
License along with the GNU C Library; if not, see
|
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|
|
<http://www.gnu.org/licenses/>. */
|
1995-05-02 06:35:55 +00:00
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|
|
|
|
#include <dlfcn.h>
|
2000-06-10 04:06:58 +00:00
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#include <libintl.h>
|
2005-06-12 16:29:51 +00:00
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#include <stdbool.h>
|
1995-05-02 06:35:55 +00:00
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#include <stdio.h>
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#include <stdlib.h>
|
1998-03-24 00:39:45 +00:00
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#include <string.h>
|
1998-03-12 17:26:19 +00:00
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#include <bits/libc-lock.h>
|
2004-03-06 08:19:29 +00:00
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#include <ldsodefs.h>
|
1998-03-12 17:26:19 +00:00
|
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|
|
Update.
2004-10-18 Jakub Jelinek <jakub@redhat.com>
* elf/dl-libc.c (__libc_dlsym_private, __libc_register_dl_open_hook):
New functions.
(__libc_dlopen_mode): Call __libc_register_dl_open_hook and
__libc_register_dlfcn_hook.
* dlfcn/Makefile (routines, elide-routines.os): Set.
Add rules to build and test tststatic2.
* dlfcn/tststatic2.c: New test.
* dlfcn/modstatic2.c: New test module.
* dlfcn/dladdr.c: Call _dlfcn_hook from libdl.so if not NULL.
Define __ prefixed routine in libc.a and in libdl.a just call it.
* dlfcn/dladdr1.c: Likewise.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlinfo.c: Likewise.
* dlfcn/dlmopen.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* dlfcn/dlsym.c: Likewise.
* dlfcn/dlvsym.c: Likewise.
* dlfcn/sdladdr.c: New file.
* dlfcn/sdladdr1.c: New file.
* dlfcn/sdlclose.c: New file.
* dlfcn/sdlerror.c: New file.
* dlfcn/sdlinfo.c: New file.
* dlfcn/sdlopen.c: New file.
* dlfcn/sdlsym.c: New file.
* dlfcn/sdlvsym.c: New file.
* dlfcn/Versions (libdl): Export _dlfcn_hook@GLIBC_PRIVATE.
* include/dlfcn.h (DL_CALLER_DECL, DL_CALLER RETURN_ADDRESS): Define.
(struct dlfcn_hook): New type.
(_dlfcn_hook): New extern decl.
(__dlopen, __dlclose, __dlsym, __dlerror, __dladdr, __dladdr1,
__dlinfo, __dlmopen, __libc_dlsym_private,
__libc_register_dl_open_hook, __libc_register_dlfcn_hook): New
prototypes.
(__dlvsym): Use DL_CALLER_DECL.
* include/libc-symbols.h: Define libdl_hidden_proto and friends.
* malloc/arena.c (_dl_open_hook): Extern decl.
(ptmalloc_init): Don't call _dl_addr when dlopened from statically
linked programs but don't use brk for them either.
2004-10-18 23:17:46 +00:00
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#if !defined SHARED && defined IS_IN_libdl
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char *
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dlerror (void)
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{
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return __dlerror ();
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}
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#else
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1998-03-12 17:26:19 +00:00
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/* Type for storing results of dynamic loading actions. */
|
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struct dl_action_result
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{
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int errcode;
|
1999-08-01 19:24:38 +00:00
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int returned;
|
2005-06-12 16:29:51 +00:00
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bool malloced;
|
2000-06-10 04:06:58 +00:00
|
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const char *objname;
|
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|
const char *errstring;
|
1998-03-12 17:26:19 +00:00
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};
|
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static struct dl_action_result last_result;
|
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static struct dl_action_result *static_buf;
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/* This is the key for the thread specific memory. */
|
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static __libc_key_t key;
|
2003-07-31 19:26:38 +00:00
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__libc_once_define (static, once);
|
1998-03-12 17:26:19 +00:00
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/* Destructor for the thread-specific data. */
|
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static void init (void);
|
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static void free_key_mem (void *mem);
|
1995-05-02 06:35:55 +00:00
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char *
|
Update.
2004-10-18 Jakub Jelinek <jakub@redhat.com>
* elf/dl-libc.c (__libc_dlsym_private, __libc_register_dl_open_hook):
New functions.
(__libc_dlopen_mode): Call __libc_register_dl_open_hook and
__libc_register_dlfcn_hook.
* dlfcn/Makefile (routines, elide-routines.os): Set.
Add rules to build and test tststatic2.
* dlfcn/tststatic2.c: New test.
* dlfcn/modstatic2.c: New test module.
* dlfcn/dladdr.c: Call _dlfcn_hook from libdl.so if not NULL.
Define __ prefixed routine in libc.a and in libdl.a just call it.
* dlfcn/dladdr1.c: Likewise.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlinfo.c: Likewise.
* dlfcn/dlmopen.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* dlfcn/dlsym.c: Likewise.
* dlfcn/dlvsym.c: Likewise.
* dlfcn/sdladdr.c: New file.
* dlfcn/sdladdr1.c: New file.
* dlfcn/sdlclose.c: New file.
* dlfcn/sdlerror.c: New file.
* dlfcn/sdlinfo.c: New file.
* dlfcn/sdlopen.c: New file.
* dlfcn/sdlsym.c: New file.
* dlfcn/sdlvsym.c: New file.
* dlfcn/Versions (libdl): Export _dlfcn_hook@GLIBC_PRIVATE.
* include/dlfcn.h (DL_CALLER_DECL, DL_CALLER RETURN_ADDRESS): Define.
(struct dlfcn_hook): New type.
(_dlfcn_hook): New extern decl.
(__dlopen, __dlclose, __dlsym, __dlerror, __dladdr, __dladdr1,
__dlinfo, __dlmopen, __libc_dlsym_private,
__libc_register_dl_open_hook, __libc_register_dlfcn_hook): New
prototypes.
(__dlvsym): Use DL_CALLER_DECL.
* include/libc-symbols.h: Define libdl_hidden_proto and friends.
* malloc/arena.c (_dl_open_hook): Extern decl.
(ptmalloc_init): Don't call _dl_addr when dlopened from statically
linked programs but don't use brk for them either.
2004-10-18 23:17:46 +00:00
|
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__dlerror (void)
|
1995-05-02 06:35:55 +00:00
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{
|
2001-01-03 04:50:22 +00:00
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|
char *buf = NULL;
|
1998-03-12 17:26:19 +00:00
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struct dl_action_result *result;
|
1995-05-02 06:35:55 +00:00
|
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|
Update.
2004-10-18 Jakub Jelinek <jakub@redhat.com>
* elf/dl-libc.c (__libc_dlsym_private, __libc_register_dl_open_hook):
New functions.
(__libc_dlopen_mode): Call __libc_register_dl_open_hook and
__libc_register_dlfcn_hook.
* dlfcn/Makefile (routines, elide-routines.os): Set.
Add rules to build and test tststatic2.
* dlfcn/tststatic2.c: New test.
* dlfcn/modstatic2.c: New test module.
* dlfcn/dladdr.c: Call _dlfcn_hook from libdl.so if not NULL.
Define __ prefixed routine in libc.a and in libdl.a just call it.
* dlfcn/dladdr1.c: Likewise.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlinfo.c: Likewise.
* dlfcn/dlmopen.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* dlfcn/dlsym.c: Likewise.
* dlfcn/dlvsym.c: Likewise.
* dlfcn/sdladdr.c: New file.
* dlfcn/sdladdr1.c: New file.
* dlfcn/sdlclose.c: New file.
* dlfcn/sdlerror.c: New file.
* dlfcn/sdlinfo.c: New file.
* dlfcn/sdlopen.c: New file.
* dlfcn/sdlsym.c: New file.
* dlfcn/sdlvsym.c: New file.
* dlfcn/Versions (libdl): Export _dlfcn_hook@GLIBC_PRIVATE.
* include/dlfcn.h (DL_CALLER_DECL, DL_CALLER RETURN_ADDRESS): Define.
(struct dlfcn_hook): New type.
(_dlfcn_hook): New extern decl.
(__dlopen, __dlclose, __dlsym, __dlerror, __dladdr, __dladdr1,
__dlinfo, __dlmopen, __libc_dlsym_private,
__libc_register_dl_open_hook, __libc_register_dlfcn_hook): New
prototypes.
(__dlvsym): Use DL_CALLER_DECL.
* include/libc-symbols.h: Define libdl_hidden_proto and friends.
* malloc/arena.c (_dl_open_hook): Extern decl.
(ptmalloc_init): Don't call _dl_addr when dlopened from statically
linked programs but don't use brk for them either.
2004-10-18 23:17:46 +00:00
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# ifdef SHARED
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if (__builtin_expect (_dlfcn_hook != NULL, 0))
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return _dlfcn_hook->dlerror ();
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# endif
|
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2003-07-31 19:26:38 +00:00
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/* If we have not yet initialized the buffer do it now. */
|
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__libc_once (once, init);
|
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1998-03-12 17:26:19 +00:00
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/* Get error string. */
|
1998-04-23 22:45:20 +00:00
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|
result = (struct dl_action_result *) __libc_getspecific (key);
|
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if (result == NULL)
|
1998-03-12 17:26:19 +00:00
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result = &last_result;
|
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|
1999-08-01 19:24:38 +00:00
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/* Test whether we already returned the string. */
|
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if (result->returned != 0)
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{
|
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/* We can now free the string. */
|
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if (result->errstring != NULL)
|
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|
{
|
2000-07-13 19:46:27 +00:00
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|
|
if (strcmp (result->errstring, "out of memory") != 0)
|
|
|
|
free ((char *) result->errstring);
|
1999-08-01 19:24:38 +00:00
|
|
|
result->errstring = NULL;
|
|
|
|
}
|
|
|
|
}
|
2001-01-03 04:50:22 +00:00
|
|
|
else if (result->errstring != NULL)
|
1998-03-12 17:26:19 +00:00
|
|
|
{
|
2000-06-10 04:06:58 +00:00
|
|
|
buf = (char *) result->errstring;
|
2003-03-15 20:06:37 +00:00
|
|
|
int n;
|
|
|
|
if (result->errcode == 0)
|
|
|
|
n = __asprintf (&buf, "%s%s%s",
|
|
|
|
result->objname,
|
|
|
|
result->objname[0] == '\0' ? "" : ": ",
|
|
|
|
_(result->errstring));
|
|
|
|
else
|
|
|
|
n = __asprintf (&buf, "%s%s%s: %s",
|
|
|
|
result->objname,
|
|
|
|
result->objname[0] == '\0' ? "" : ": ",
|
|
|
|
_(result->errstring),
|
|
|
|
strerror (result->errcode));
|
|
|
|
if (n != -1)
|
1999-08-01 19:24:38 +00:00
|
|
|
{
|
|
|
|
/* We don't need the error string anymore. */
|
2000-07-13 19:46:27 +00:00
|
|
|
if (strcmp (result->errstring, "out of memory") != 0)
|
|
|
|
free ((char *) result->errstring);
|
1999-08-01 19:24:38 +00:00
|
|
|
result->errstring = buf;
|
|
|
|
}
|
1998-03-12 17:26:19 +00:00
|
|
|
|
1999-08-01 19:24:38 +00:00
|
|
|
/* Mark the error as returned. */
|
|
|
|
result->returned = 1;
|
1998-03-12 17:26:19 +00:00
|
|
|
}
|
1995-05-08 09:11:25 +00:00
|
|
|
|
1998-03-12 17:26:19 +00:00
|
|
|
return buf;
|
1995-05-02 06:35:55 +00:00
|
|
|
}
|
Update.
2004-10-18 Jakub Jelinek <jakub@redhat.com>
* elf/dl-libc.c (__libc_dlsym_private, __libc_register_dl_open_hook):
New functions.
(__libc_dlopen_mode): Call __libc_register_dl_open_hook and
__libc_register_dlfcn_hook.
* dlfcn/Makefile (routines, elide-routines.os): Set.
Add rules to build and test tststatic2.
* dlfcn/tststatic2.c: New test.
* dlfcn/modstatic2.c: New test module.
* dlfcn/dladdr.c: Call _dlfcn_hook from libdl.so if not NULL.
Define __ prefixed routine in libc.a and in libdl.a just call it.
* dlfcn/dladdr1.c: Likewise.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlinfo.c: Likewise.
* dlfcn/dlmopen.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* dlfcn/dlsym.c: Likewise.
* dlfcn/dlvsym.c: Likewise.
* dlfcn/sdladdr.c: New file.
* dlfcn/sdladdr1.c: New file.
* dlfcn/sdlclose.c: New file.
* dlfcn/sdlerror.c: New file.
* dlfcn/sdlinfo.c: New file.
* dlfcn/sdlopen.c: New file.
* dlfcn/sdlsym.c: New file.
* dlfcn/sdlvsym.c: New file.
* dlfcn/Versions (libdl): Export _dlfcn_hook@GLIBC_PRIVATE.
* include/dlfcn.h (DL_CALLER_DECL, DL_CALLER RETURN_ADDRESS): Define.
(struct dlfcn_hook): New type.
(_dlfcn_hook): New extern decl.
(__dlopen, __dlclose, __dlsym, __dlerror, __dladdr, __dladdr1,
__dlinfo, __dlmopen, __libc_dlsym_private,
__libc_register_dl_open_hook, __libc_register_dlfcn_hook): New
prototypes.
(__dlvsym): Use DL_CALLER_DECL.
* include/libc-symbols.h: Define libdl_hidden_proto and friends.
* malloc/arena.c (_dl_open_hook): Extern decl.
(ptmalloc_init): Don't call _dl_addr when dlopened from statically
linked programs but don't use brk for them either.
2004-10-18 23:17:46 +00:00
|
|
|
# ifdef SHARED
|
|
|
|
strong_alias (__dlerror, dlerror)
|
|
|
|
# endif
|
1995-05-02 06:35:55 +00:00
|
|
|
|
|
|
|
int
|
1998-04-02 13:11:24 +00:00
|
|
|
internal_function
|
1997-03-29 17:32:35 +00:00
|
|
|
_dlerror_run (void (*operate) (void *), void *args)
|
1995-05-02 06:35:55 +00:00
|
|
|
{
|
1998-03-12 17:26:19 +00:00
|
|
|
struct dl_action_result *result;
|
|
|
|
|
|
|
|
/* If we have not yet initialized the buffer do it now. */
|
|
|
|
__libc_once (once, init);
|
|
|
|
|
|
|
|
/* Get error string and number. */
|
|
|
|
if (static_buf != NULL)
|
|
|
|
result = static_buf;
|
|
|
|
else
|
|
|
|
{
|
|
|
|
/* We don't use the static buffer and so we have a key. Use it
|
|
|
|
to get the thread-specific buffer. */
|
|
|
|
result = __libc_getspecific (key);
|
|
|
|
if (result == NULL)
|
|
|
|
{
|
|
|
|
result = (struct dl_action_result *) calloc (1, sizeof (*result));
|
|
|
|
if (result == NULL)
|
|
|
|
/* We are out of memory. Since this is no really critical
|
|
|
|
situation we carry on by using the global variable.
|
|
|
|
This might lead to conflicts between the threads but
|
|
|
|
they soon all will have memory problems. */
|
|
|
|
result = &last_result;
|
|
|
|
else
|
|
|
|
/* Set the tsd. */
|
|
|
|
__libc_setspecific (key, result);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (result->errstring != NULL)
|
2000-06-10 04:31:24 +00:00
|
|
|
{
|
|
|
|
/* Free the error string from the last failed command. This can
|
|
|
|
happen if `dlerror' was not run after an error was found. */
|
2005-06-12 16:29:51 +00:00
|
|
|
if (result->malloced)
|
2000-07-13 19:46:27 +00:00
|
|
|
free ((char *) result->errstring);
|
2000-06-10 04:31:24 +00:00
|
|
|
result->errstring = NULL;
|
|
|
|
}
|
1998-03-12 17:26:19 +00:00
|
|
|
|
2004-03-06 08:19:29 +00:00
|
|
|
result->errcode = GLRO(dl_catch_error) (&result->objname, &result->errstring,
|
2005-06-12 16:29:51 +00:00
|
|
|
&result->malloced, operate, args);
|
1998-03-12 17:26:19 +00:00
|
|
|
|
1999-08-01 19:24:38 +00:00
|
|
|
/* If no error we mark that no error string is available. */
|
|
|
|
result->returned = result->errstring == NULL;
|
|
|
|
|
1998-03-12 17:26:19 +00:00
|
|
|
return result->errstring != NULL;
|
|
|
|
}
|
|
|
|
|
1996-08-26 10:28:45 +00:00
|
|
|
|
1998-03-12 17:26:19 +00:00
|
|
|
/* Initialize buffers for results. */
|
|
|
|
static void
|
|
|
|
init (void)
|
|
|
|
{
|
|
|
|
if (__libc_key_create (&key, free_key_mem))
|
|
|
|
/* Creating the key failed. This means something really went
|
|
|
|
wrong. In any case use a static buffer which is better than
|
|
|
|
nothing. */
|
|
|
|
static_buf = &last_result;
|
|
|
|
}
|
|
|
|
|
2005-02-26 08:33:13 +00:00
|
|
|
|
|
|
|
static void
|
|
|
|
check_free (struct dl_action_result *rec)
|
|
|
|
{
|
|
|
|
if (rec->errstring != NULL
|
|
|
|
&& strcmp (rec->errstring, "out of memory") != 0)
|
|
|
|
{
|
|
|
|
/* We can free the string only if the allocation happened in the
|
|
|
|
C library used by the dynamic linker. This means, it is
|
2012-10-09 22:22:16 +00:00
|
|
|
always the C library in the base namespace. When we're statically
|
|
|
|
linked, the dynamic linker is part of the program and so always
|
|
|
|
uses the same C library we use here. */
|
|
|
|
#ifdef SHARED
|
2005-02-26 08:33:13 +00:00
|
|
|
struct link_map *map = NULL;
|
|
|
|
Dl_info info;
|
2012-10-09 22:22:16 +00:00
|
|
|
if (_dl_addr (check_free, &info, &map, NULL) != 0 && map->l_ns == 0)
|
|
|
|
#endif
|
2005-02-26 08:33:13 +00:00
|
|
|
free ((char *) rec->errstring);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2002-11-19 06:41:14 +00:00
|
|
|
static void
|
|
|
|
__attribute__ ((destructor))
|
|
|
|
fini (void)
|
|
|
|
{
|
2005-02-26 08:33:13 +00:00
|
|
|
check_free (&last_result);
|
2002-11-19 06:41:14 +00:00
|
|
|
}
|
|
|
|
|
1998-03-12 17:26:19 +00:00
|
|
|
|
|
|
|
/* Free the thread specific data, this is done if a thread terminates. */
|
|
|
|
static void
|
|
|
|
free_key_mem (void *mem)
|
|
|
|
{
|
2005-02-26 08:33:13 +00:00
|
|
|
check_free ((struct dl_action_result *) mem);
|
2000-07-13 19:46:27 +00:00
|
|
|
|
1998-03-12 17:26:19 +00:00
|
|
|
free (mem);
|
|
|
|
__libc_setspecific (key, NULL);
|
1995-05-02 06:35:55 +00:00
|
|
|
}
|
Update.
2004-10-18 Jakub Jelinek <jakub@redhat.com>
* elf/dl-libc.c (__libc_dlsym_private, __libc_register_dl_open_hook):
New functions.
(__libc_dlopen_mode): Call __libc_register_dl_open_hook and
__libc_register_dlfcn_hook.
* dlfcn/Makefile (routines, elide-routines.os): Set.
Add rules to build and test tststatic2.
* dlfcn/tststatic2.c: New test.
* dlfcn/modstatic2.c: New test module.
* dlfcn/dladdr.c: Call _dlfcn_hook from libdl.so if not NULL.
Define __ prefixed routine in libc.a and in libdl.a just call it.
* dlfcn/dladdr1.c: Likewise.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlinfo.c: Likewise.
* dlfcn/dlmopen.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* dlfcn/dlsym.c: Likewise.
* dlfcn/dlvsym.c: Likewise.
* dlfcn/sdladdr.c: New file.
* dlfcn/sdladdr1.c: New file.
* dlfcn/sdlclose.c: New file.
* dlfcn/sdlerror.c: New file.
* dlfcn/sdlinfo.c: New file.
* dlfcn/sdlopen.c: New file.
* dlfcn/sdlsym.c: New file.
* dlfcn/sdlvsym.c: New file.
* dlfcn/Versions (libdl): Export _dlfcn_hook@GLIBC_PRIVATE.
* include/dlfcn.h (DL_CALLER_DECL, DL_CALLER RETURN_ADDRESS): Define.
(struct dlfcn_hook): New type.
(_dlfcn_hook): New extern decl.
(__dlopen, __dlclose, __dlsym, __dlerror, __dladdr, __dladdr1,
__dlinfo, __dlmopen, __libc_dlsym_private,
__libc_register_dl_open_hook, __libc_register_dlfcn_hook): New
prototypes.
(__dlvsym): Use DL_CALLER_DECL.
* include/libc-symbols.h: Define libdl_hidden_proto and friends.
* malloc/arena.c (_dl_open_hook): Extern decl.
(ptmalloc_init): Don't call _dl_addr when dlopened from statically
linked programs but don't use brk for them either.
2004-10-18 23:17:46 +00:00
|
|
|
|
|
|
|
# ifdef SHARED
|
|
|
|
|
|
|
|
struct dlfcn_hook *_dlfcn_hook __attribute__((nocommon));
|
|
|
|
libdl_hidden_data_def (_dlfcn_hook)
|
|
|
|
|
|
|
|
# else
|
|
|
|
|
|
|
|
static struct dlfcn_hook _dlfcn_hooks =
|
|
|
|
{
|
|
|
|
.dlopen = __dlopen,
|
|
|
|
.dlclose = __dlclose,
|
|
|
|
.dlsym = __dlsym,
|
|
|
|
.dlvsym = __dlvsym,
|
|
|
|
.dlerror = __dlerror,
|
|
|
|
.dladdr = __dladdr,
|
|
|
|
.dladdr1 = __dladdr1,
|
|
|
|
.dlinfo = __dlinfo,
|
|
|
|
.dlmopen = __dlmopen
|
|
|
|
};
|
|
|
|
|
|
|
|
void
|
|
|
|
__libc_register_dlfcn_hook (struct link_map *map)
|
|
|
|
{
|
|
|
|
struct dlfcn_hook **hook;
|
|
|
|
|
|
|
|
hook = (struct dlfcn_hook **) __libc_dlsym_private (map, "_dlfcn_hook");
|
|
|
|
if (hook != NULL)
|
|
|
|
*hook = &_dlfcn_hooks;
|
|
|
|
}
|
|
|
|
# endif
|
|
|
|
#endif
|