glibc/hurd/intr-msg.c

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Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
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/* Replacement for mach_msg used in interruptible Hurd RPCs.
Copyright (C) 1995,96,97,98,99,2000,01,02 Free Software Foundation, Inc.
Update to 2.1.x development version 1997-02-15 02:41 Miles Bader <miles@gnu.ai.mit.edu> * argp/argp-help.c: Gettextize sources. * argp/argp-parse.c: Likewise. 1997-02-13 22:32 Ulrich Drepper <drepper@cygnus.com> * features.h (__GLIBC_MINOR__): Bump to 1. * xlocale.h: New file. Wrapper around locale/xlocale.h. * Makefile (distribute): Add xlocale.h. * locale/Makefile (routines): Add ctype_l. * locale/ctype-extn.c: Update copyright. De-ANSI-declfy. Add __isblank_l, __toascii_l and __isascii_l. * ctype/ctype.h: Add definitions and declarations for *_l functions. * locale/Makefile (headers): Add xlocale.h. (routines): Add newlocale, duplocale, and freelocale. * locale/localeinfo.h (MAX_USAGE_COUNT): New macro. (struct locale_data): Add new fields mmaped and usage_count. Correct various declarations. * locale/C-collate.c: Define value for new fields mmaped and usage_count. * locale/C-ctype.c: Likewise. * locale/C-messages.c: Likewise. * locale/C-monetary.c: Likewise. * locale/C-numeric.c: Likewise. * locale/C-time.c: Likewise. * locale/loadlocale.c (_nl_load_locale): Initialize mmaped and usage_count fields. * locale/locale.h: Don't define locale_t here (moved to xlocale.h). Correct prototypes for __newlocale and __freelocale. Add prototype for __duplocale. * locale/findlocale.c (copy): Remove function. Use __strdup instead. (_nl_remove_locale): New function. * locale/nl_langinfo.c: Don't declare locale_data objects as const. * locale/setlocale.c: Likewise. * locale/weight.h: Change for use with locale objects. * locale/xlocale.h: New file. Define __locale_t type. * locale/newlocale.c: New file. Create new locale object. * locale/freelocale.c: New file. Destroy locale object. * locale/duplocale.c: New file. Create copy of locale object. * stdlib/Makefile (routines): Add strfmon_l. * stdlib/monetary.h [__USE_GNU]: Declare __strfmon_l. * stdlib/strfmon.c: Add support for use in extended locale model. * stdlib/strfmon_l.c: New file. * string/Makefile (routines): Add strcoll_l and strxfrm_l. * string/strcoll.c: Change for use in extended locale model. * string/strxfrm.c: Likewise. * string/strcoll_l.c: New file. Implement __strcoll_l function. * string/strxfrm_l.c: New file. Implement __strxfrm_l function. * wcsmbs/Makefile (routines): Add wcscoll_l and wcsxfrm_l. * wcsmbs/wchar.h [__USE_GNU]: Declare wcscoll_l and wcsxfrm_l. * wcsmbs/wcscoll.c: Change for use in extended locale model. * wcsmbs/wcscoll_l.c: New file. Implement __wcscoll_l function. * wcsmbs/wcsxfrm_l.c: New file. Implement __wcsxfrm_l function. * wctype/Makefile (routines): Add wcextra, wcfuncs_l, iswctype_l, and towctrans_l. * wctype/cname-lookup.h: Prepare for use in extended locale model. * wctype/iswctype_l.c: New file. Implement character classification functions for use with locale objects. * wctype/wctype.h: Declare functions for use with locale objects. * wctype/towctrans_l.c: New file. Implement __towctrans_l function for use with locale objects. * wctype/wcfuncs_l.c: New file. Implement wide character classification functions for use with locale objects. * wctype/wcextra.c: New file. Implement real functions for non-standard classification functions. * elf/ldd.bash.in: Don't use --data-relocs and --function-relocs parameters to ld.so. Use environment variables. * elf/ldd.sh.in: Likewise. * elf/rtld.c: Remove handling of --data-relocs and --function-relocs options. Instead read environment variables. * elf/link.h (receiver_fct): Add new argument to take error code. * elf/dl-error.c (_dl_signal_error): Call receiver function with another argument. * elf/dl-object.c (_dl_new_object): Create new object with list of names in l_libname member. * elf/dl-load.c (_dl_map_object_from_fd): Add name which was used to find to object to the list in the link_map variable. (_dl_map_object): Use _dl_does_name_match_p to compare with all available names of the object. Optimize handling of LD_LIBRARY_PATH a bit. * elf/rtld.c: Initialize l_libname member of _dl_rtld_map. * elf/dl-lookup.c (_dl_elf_hash): Optimize function. * elf/Makefile (routines): Add dl-version. * elf/link.h (hash_name_pair): New type. Group pointer to string and its hash value. (struct link_map): Change l_libname member to be a list of names, not a single pointer to a name. Add new members l_nversions and l_versions. (_dl_does_name_match_p): New function to test for all names of an object. Add prototypes for new lookup and versioning functions. * elf/dl-lookup.c (do_lookup): Add new argument and handle case when versioned symbol is requested. (_dl_lookup_symbol): Call do_lookup with another argument. (_dl_lookup_symbol_skip): Likewise. (_dl_lookup_versioned_symbol): New function. Handle lookup of versioned symbol. (_dl_lookup_versioned_symbol_skip): Likewise, similar to _dl_lookup_symbol_skip. * elf/dl-reloc.c (RESOLVE): Call _dl_lookup_versioned_symbol or _dl_lookup_symbol depending on availability of version information. * elf/dl-runtime.c (RESOLVE): Likewise. (fixup): Call elf_machine_relplt with additional argument to point to versioning information if available. * elf/do-rel.h (elf_dynamic_do_rel): Likewise. * elf/dl-open.c (_dl_open): Call _dl_check_map_versions to check for correct versions. * elf/dl-version.c: New file. Check library versions and extract version information for easier access. * elf/dlfcn.h [__USE_GNU]: Add prototype for dlvsym. * elf/dlvsym.c: New file. Implementation of function similar to dlsym, but looks for versioned symbol. * elf/elf.h: Add types and macros for versioning. * elf/rtld.c (dl_main): Check availability of needed versions. * sysdeps/alpha/dl-machine.h (elf_machine_rela): Add additional argument for version information. Call RESOLVE with additional argument. * sysdeps/i386/dl-machine.h: Likewise. * sysdeps/m68k/dl-machine.h: Likewise. * sysdeps/mips/dl-machine.h: Likewise. * elf/dlerror.c: Change comment to align with guidelines. * elf/dlopen.c: Likewise. * elf/dlsym.c: Likewise. * locale/programs/localedef.c: Implement --quiet option. * locale/programs/charset.h: Declare be_quiet variable. * locale/programs/locfile.h: Likewise. * locale/programs/charmap.c: Don't print warnings if quiet option was given. * locale/programs/ld-collate.c: Likewise. * locale/programs/ld-ctype.c: Likewise. * locale/programs/ld-messages.c: Likewise. * locale/programs/ld-monetary.c: Likewise. * locale/programs/ld-numeric.c: Likewise. * locale/programs/ld-time.c: Likewise. * locale/programs/locfile.c: Likewise. * Makefile (subdirs): Add argp. * catgets/catgets.c (catopen): Little code improvement. * posix/execl.c: Remove restriction to 1024 arguments. * posix/execle.c: Likewise. * posix/execlp.c: Likewise. * posix/getopt.c [_LIBC]: Define global objects with __ prefix and make regular names weak aliases. * posix/getopt1.c: Likewise. * posix/getopt.h [_LIBC]: Provide prototypes and declarations for __ protected forms. * posix/unistd.h: Add prototype for __sleep. * sysdeps/mach/sleep.c: Make sleep weak alias of __sleep. * sysdeps/posix/sleep.c: Likewise. * sysdeps/stub/sleep.c: Likewise. * sysdeps/unix/sysv/linux/sleep.c: Likewise. * ctype/ctype-info.c: Update copyright. * ctype/ctype.c: Likewise. * ctype/test_ctype.c: Likewise. * dirent/alphasort.c: Likewise. * dirent/list.c: Likewise. * gmon/bb_exit_func.c: Likewise. * grp/fgetgrent.c: Likewise. * grp/getgrent.c: Likewise. * grp/getgrent_r.c: Likewise. * grp/getgrgid.c: Likewise. * grp/getgrgid_r.c: Likewise. * grp/getgrnam.c: Likewise. * grp/getgrnam_r.c: Likewise. * hurd/alloc-fd.c: Likewise. * hurd/catch-exc.c: Likewise. * hurd/ctty-input.c: Likewise. * hurd/ctty-output.c: Likewise. * hurd/dtable.c: Likewise. * hurd/fchroot.c: Likewise. * hurd/fd-close.c: Likewise. * hurd/fd-read.c: Likewise. * hurd/fd-write.c: Likewise. * hurd/fopenport.c: Likewise. * hurd/get-host.c: Likewise. * hurd/getdport.c: Likewise. * hurd/getuids.c: Likewise. * hurd/getumask.c: Likewise. * hurd/hurd-raise.c: Likewise. * hurd/hurd.h: Likewise. * hurd/hurdauth.c: Likewise. * hurd/hurdexec.c: Likewise. * hurd/hurdhost.h: Likewise. * hurd/hurdid.c: Likewise. * hurd/hurdinit.c: Likewise. * hurd/hurdioctl.c: Likewise. * hurd/hurdkill.c: Likewise. * hurd/hurdlookup.c: Likewise. * hurd/hurdmsg.c: Likewise. * hurd/hurdpid.c: Likewise. * hurd/hurdports.c: Likewise. * hurd/hurdprio.c: Likewise. * hurd/hurdrlimit.c: Likewise. * hurd/hurdsock.c: Likewise. * hurd/hurdstartup.c: Likewise. * hurd/hurdstartup.h: Likewise. * hurd/intern-fd.c: Likewise. * hurd/intr-msg.c: Likewise. * hurd/intr-rpc.defs: Likewise. * hurd/intr-rpc.h: Likewise. * hurd/msgportdemux.c: Likewise. * hurd/new-fd.c: Likewise. * hurd/openport.c: Likewise. * hurd/pid2task.c: Likewise. * hurd/port-cleanup.c: Likewise. * hurd/port2fd.c: Likewise. * hurd/ports-get.c: Likewise. * hurd/ports-set.c: Likewise. * hurd/privports.c: Likewise. * hurd/report-wait.c: Likewise. * hurd/set-host.c: Likewise. * hurd/setauth.c: Likewise. * hurd/setuids.c: Likewise. * hurd/siginfo.c: Likewise. * hurd/sigunwind.c: Likewise. * hurd/task2pid.c: Likewise. * hurd/thread-cancel.c: Likewise. * hurd/thread-self.c: Likewise. * hurd/vpprintf.c: Likewise. * hurd/hurd/fd.h: Likewise. * hurd/hurd/id.h: Likewise. * hurd/hurd/ioctl.h: Likewise. * hurd/hurd/lookup.h: Likewise. * hurd/hurd/port.h: Likewise. * hurd/hurd/resource.h: Likewise. * hurd/hurd/threadvar.h: Likewise. * hurd/hurd/userlink.h: Likewise. * inet/ether_aton.c: Likewise. * inet/ether_aton_r.c: Likewise. * inet/ether_ntoa.c: Likewise. * inet/ether_ntoa_r.c: Likewise. * inet/gethstbyad.c: Likewise. * inet/gethstbyad_r.c: Likewise. * inet/gethstent.c: Likewise. * inet/getnetbyad.c: Likewise. * inet/getnetbyad_r.c: Likewise. * inet/getnetbynm.c: Likewise. * inet/getnetbynm_r.c: Likewise. * inet/getnetent.c: Likewise. * inet/getnetent_r.c: Likewise. * inet/getproto.c: Likewise. * inet/getproto_r.c: Likewise. * inet/getprtent.c: Likewise. * inet/getprtent_r.c: Likewise. * inet/getprtname.c: Likewise. * inet/getrpcbyname.c: Likewise. * inet/getrpcbyname_r.c: Likewise. * inet/getrpcbynumber.c: Likewise. * inet/getrpcbynumber_r.c: Likewise. * inet/getrpcent.c: Likewise. * inet/getrpcent_r.c: Likewise. * inet/getservent.c: Likewise. * inet/getservent_r.c: Likewise. * inet/getsrvbynm.c: Likewise. * inet/getsrvbynm_r.c: Likewise. * inet/getsrvbypt.c: Likewise. * inet/getsrvbypt_r.c: Likewise. * inet/herrno.c: Likewise. * inet/netgroup.h: Likewise. * ient/netinet/ether.h: Likewise. * intl/bindtextdom.c: Likewise. * intl/dcgettext.c: Likewise. * intl/dgettext.c: Likewise. * intl/gettext.c: Likewise. * intl/gettext.h: Likewise. * intl/gettextP.h: Likewise. * intl/hash-string.h: Likewise. * intl/loadmsgcat.c: Likewise. * intl/localealias.c: Likewise. * intl/textdomain.c: Likewise. * io/creat.c: Likewise. * io/getdirname.c: Likewise. * io/lockf.c: Likewise. * io/pwd.c: Likewise. * io/test-utime.c: Likewise. * locale/categories.def: Likewise. * locale/codeset_name.c: Likewise. * locale/lc-collate.c: Likewise. * locale/lc-ctype.c: Likewise. * locale/lc-messages.c: Likewise. * locale/lc-monetary.c: Likewise. * locale/lc-numeric.c: Likewise. * locale/lc-time.c: Likewise. * locale/loadlocale.c: Likewise. * locale/localeconv.c: Likewise. * locale/nl_langinfo.c: Likewise. * locale/setlocale.c: Likewise. * locale/strlen-hash.h: Likewise. * locale/programs/charmap-kw.gperf: Likewise. * locale/programs/charmap-kw.h: Likewise. * locale/programs/charset.c: Likewise. * locale/programs/ld-ctype.c: Likewise. * locale/programs/ld-messages.c: Likewise. * locale/programs/ld-monetary.c: Likewise. * locale/programs/linereader.h: Likewise. * locale/programs/locale-spec.c: Likewise. * locale/programs/locales.h: Likewise. * locale/programs/locfile-kw.gperf: Likewise. * locale/programs/locfile-kw.h: Likewise. * locale/programs/locfile-token.h: Likewise. * locale/programs/simple-hash.h: Likewise. * locale/programs/stringtrans.c: Likewise. * locale/programs/stringtrans.h: Likewise. * login/logout.c: Likewise. * mach/bootprivport.c: Likewise. * mach/devstream.c: Likewise. * mach/hello.c: Likewise. * mach/mach.h: Likewise. * mach/mach_init.c: Likewise. * mach/mach_init.h: Likewise. * mach/mig-alloc.c: Likewise. * mach/mig-dealloc.c: Likewise. * mach/mutex-init.c: Likewise. * mach/mutex-solid.c: Likewise. * mach/setup-thread.c: Likewise. * mach/spin-lock.h: Likewise. * mach/spin-solid.c: Likewise. * mach/mach/mig_support.h: Likewise. * md5-crypt/md5-crypt.c: Likewise. * misc/nlist.h: Likewise. * nss/nss_files/files-ether.c: Likewise. * posix/confstr.c: Likewise. * posix/execl.c: Likewise. * posix/execle.c: Likewise. * posix/execlp.c: Likewise. * posix/execv.c: Likewise. * posix/execvp.c: Likewise. * posix/fnmatch.c: Likewise. * posix/getopt.c: Likewise. * posix/getopt.h: Likewise. * posix/getopt1.c: Likewise. * posix/id.c: Likewise. * posix/regex.c: Likewise. * posix/setpgrp.c: Likewise. * posix/unistd.h: Likewise. * posix/wordexp.c: Likewise. * pwd/fgetpwent.c: Likewise. * pwd/getpwent.c: Likewise. * pwd/getpwent_r.c: Likewise. * pwd/getpwnam.c: Likewise. * pwd/getpwnam_r.c: Likewise. * pwd/getpwuid.c: Likewise. * pwd/getpwuid_r.c: Likewise. * pwd/putpwent.c: Likewise. * resolv/gethnamaddr.c: Likewise. * resolv/res_hconf.c: Likewise. * resolv/res_hconf.h: Likewise. * setjmp/longjmp.c: Likewise. * setjmp/sigjmp.c: Likewise. * setjmp/tst-setjmp.c: Likewise. * stdio/clearerr.c: Likewise. * stdio/ferror.c: Likewise. * stdio/fgetc.c: Likewise. * stdio/fgetpos.c: Likewise. * stdio/fgets.c: Likewise. * stdio/fileno.c: Likewise. * stdio/fmemopen.c: Likewise. * stdio/fopen.c: Likewise. * stdio/fopncook.c: Likewise. * stdio/fputc.c: Likewise. * stdio/fputs.c: Likewise. * stdio/fread.c: Likewise. * stdio/freopen.c: Likewise. * stdio/fseek.c: Likewise. * stdio/fsetpos.c: Likewise. * stdio/ftell.c: Likewise. * stdio/fwrite.c: Likewise. * stdio/getchar.c: Likewise. * stdio/getdelim.c: Likewise. * stdio/gets.c: Likewise. * stdio/glue.c: Likewise. * stdio/internals.c: Likewise. * stdio/linewrap.c: Likewise. * stdio/linewrap.h: Likewise. * stdio/memstream.c: Likewise. * stdio/newstream.c: Likewise. * stdio/putchar.c: Likewise. * stdio/puts.c: Likewise. * stdio/rewind.c: Likewise. * stdio/setbuf.c: Likewise. * stdio/setbuffer.c: Likewise. * stdio/setlinebuf.c: Likewise. * stdio/setvbuf.c: Likewise. * stdio/ungetc.c: Likewise. * stdio/vasprintf.c: Likewise. * stdio/vscanf.c: Likewise. * stdio/vsnprintf.c: Likewise. * stdio/vsprintf.c: Likewise. * stdio/vsscanf.c: Likewise. * stdio-common/asprintf.c: Likewise. * stdio-common/dprintf.c: Likewise. * stdio-common/errnobug.c: Likewise. * stdio-common/fprintf.c: Likewise. * stdio-common/getline.c: Likewise. * stdio-common/getw.c: Likewise. * stdio-common/perror.c: Likewise. * stdio-common/psignal.c: Likewise. * stdio-common/putw.c: Likewise. * stdio-common/reg-printf.c: Likewise. * stdio-common/scanf.c: Likewise. * stdio-common/snprintf.c: Likewise. * stdio-common/sprintf.c: Likewise. * stdio-common/tempnam.c: Likewise. * stdio-common/test_rdwr.c: Likewise. * stdio-common/tst-fileno.c: Likewise. * stdio-common/tst-printf.c: Likewise. * stdio-common/tstgetln.c: Likewise. * stdio-common/vprintf.c: Likewise. * stdlib/drand48.c: Likewise. * stdlib/drand48_r.c: Likewise. * stdlib/erand48.c: Likewise. * stdlib/erand48_r.c: Likewise. * stdlib/exit.h: Likewise. * stdlib/strtoq.c: Likewise. * stdlib/strtoul.c: Likewise. * stdlib/strtouq.c: Likewise. * stdlib/test-canon.c: Likewise. * stdlib/testdiv.c: Likewise. * stdlib/testrand.c: Likewise. * string/argz-append.c: Likewise. * string/argz-count.c: Likewise. * string/argz-create.c: Likewise. * string/argz-ctsep.c: Likewise. * string/argz-delete.c: Likewise. * string/argz-extract.c: Likewise. * string/argz-insert.c: Likewise. * string/argz-next.c: Likewise. * string/argz-stringify.c: Likewise. * string/basename.c: Likewise. * string/envz.c: Likewise. * string/memfrob.c: Likewise. * string/strcoll.c: Likewise. * string/strdup.c: Likewise. * string/string.h: Likewise. * string/strndup.c: Likewise. * string/strnlen.c: Likewise. * string/strsignal.c: Likewise. * string/strxfrm.c: Likewise. * string/test-ffs.c: Likewise. * string/testcopy.c: Likewise. * sysdeps/generic/enbl-secure.c: Likewise. * sysdeps/generic/memcopy.h: Likewise. * sysdeps/generic/stpncpy.c: Likewise. * sysdeps/generic/strcasecmp.c: Likewise. * sysdeps/generic/strcat.c: Likewise. * sysdeps/generic/strchr.c: Likewise. * sysdeps/generic/strcpy.c: Likewise. * sysdeps/generic/strcspn.c: Likewise. * sysdeps/generic/strlen.c: Likewise. * sysdeps/generic/strncase.c: Likewise. * sysdeps/generic/strncat.c: Likewise. * sysdeps/generic/strncpy.c: Likewise. * sysdeps/generic/strpbrk.c: Likewise. * sysdeps/generic/strsep.c: Likewise. * sysdeps/generic/strspn.c: Likewise. * sysdeps/generic/strstr.c: Likewise. * sysdeps/generic/strtok.c: Likewise. * sysdeps/generic/strtok_r.c: Likewise. * sysdeps/mach/sleep.c: Likewise. * sysdeps/posix/sleep.c: Likewise. * sysdeps/stub/sleep.c: Likewise. * time/date.c: Likewise. * time/test_time.c: Likewise. * wcsmbs/wmemcpy.c: Likewise. * wctye/test_wctype.c: Likewise. * wctye/towctrans.c: Likewise. * wctye/wcfuncs.c: Likewise. * wctye/wctrans.c: Likewise. 1997-02-13 22:15 Miles Bader <miles@gnu.ai.mit.edu> * argp/Makefile: New file. * argp/argp.h: Likewise. * argp/argp-ba.c: Likewise. * argp/argp-fmtstream.c: Likewise. * argp/argp-fmtstream.h: Likewise. * argp/argp-fs-xinl.c: Likewise. * argp/argp-help.c: Likewise. * argp/argp-namefrob.h: Likewise. * argp/argp-parse.c: Likewise. * argp/argp-pv.c: Likewise. * argp/argp-pvh.c: Likewise. * argp/argp-test.c: Likewise. * argp/argp-xinl.c: Likewise. * libio/_G_config.h: Make sure wint_t is also defined for old gcc 1997-02-09 04:35 Ulrich Drepper <drepper@cygnus.com> * stdio-common/_itoa.h: Update copyright.
1997-02-15 04:31:36 +00:00
This file is part of the GNU C Library.
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
Update to 2.1.x development version 1997-02-15 02:41 Miles Bader <miles@gnu.ai.mit.edu> * argp/argp-help.c: Gettextize sources. * argp/argp-parse.c: Likewise. 1997-02-13 22:32 Ulrich Drepper <drepper@cygnus.com> * features.h (__GLIBC_MINOR__): Bump to 1. * xlocale.h: New file. Wrapper around locale/xlocale.h. * Makefile (distribute): Add xlocale.h. * locale/Makefile (routines): Add ctype_l. * locale/ctype-extn.c: Update copyright. De-ANSI-declfy. Add __isblank_l, __toascii_l and __isascii_l. * ctype/ctype.h: Add definitions and declarations for *_l functions. * locale/Makefile (headers): Add xlocale.h. (routines): Add newlocale, duplocale, and freelocale. * locale/localeinfo.h (MAX_USAGE_COUNT): New macro. (struct locale_data): Add new fields mmaped and usage_count. Correct various declarations. * locale/C-collate.c: Define value for new fields mmaped and usage_count. * locale/C-ctype.c: Likewise. * locale/C-messages.c: Likewise. * locale/C-monetary.c: Likewise. * locale/C-numeric.c: Likewise. * locale/C-time.c: Likewise. * locale/loadlocale.c (_nl_load_locale): Initialize mmaped and usage_count fields. * locale/locale.h: Don't define locale_t here (moved to xlocale.h). Correct prototypes for __newlocale and __freelocale. Add prototype for __duplocale. * locale/findlocale.c (copy): Remove function. Use __strdup instead. (_nl_remove_locale): New function. * locale/nl_langinfo.c: Don't declare locale_data objects as const. * locale/setlocale.c: Likewise. * locale/weight.h: Change for use with locale objects. * locale/xlocale.h: New file. Define __locale_t type. * locale/newlocale.c: New file. Create new locale object. * locale/freelocale.c: New file. Destroy locale object. * locale/duplocale.c: New file. Create copy of locale object. * stdlib/Makefile (routines): Add strfmon_l. * stdlib/monetary.h [__USE_GNU]: Declare __strfmon_l. * stdlib/strfmon.c: Add support for use in extended locale model. * stdlib/strfmon_l.c: New file. * string/Makefile (routines): Add strcoll_l and strxfrm_l. * string/strcoll.c: Change for use in extended locale model. * string/strxfrm.c: Likewise. * string/strcoll_l.c: New file. Implement __strcoll_l function. * string/strxfrm_l.c: New file. Implement __strxfrm_l function. * wcsmbs/Makefile (routines): Add wcscoll_l and wcsxfrm_l. * wcsmbs/wchar.h [__USE_GNU]: Declare wcscoll_l and wcsxfrm_l. * wcsmbs/wcscoll.c: Change for use in extended locale model. * wcsmbs/wcscoll_l.c: New file. Implement __wcscoll_l function. * wcsmbs/wcsxfrm_l.c: New file. Implement __wcsxfrm_l function. * wctype/Makefile (routines): Add wcextra, wcfuncs_l, iswctype_l, and towctrans_l. * wctype/cname-lookup.h: Prepare for use in extended locale model. * wctype/iswctype_l.c: New file. Implement character classification functions for use with locale objects. * wctype/wctype.h: Declare functions for use with locale objects. * wctype/towctrans_l.c: New file. Implement __towctrans_l function for use with locale objects. * wctype/wcfuncs_l.c: New file. Implement wide character classification functions for use with locale objects. * wctype/wcextra.c: New file. Implement real functions for non-standard classification functions. * elf/ldd.bash.in: Don't use --data-relocs and --function-relocs parameters to ld.so. Use environment variables. * elf/ldd.sh.in: Likewise. * elf/rtld.c: Remove handling of --data-relocs and --function-relocs options. Instead read environment variables. * elf/link.h (receiver_fct): Add new argument to take error code. * elf/dl-error.c (_dl_signal_error): Call receiver function with another argument. * elf/dl-object.c (_dl_new_object): Create new object with list of names in l_libname member. * elf/dl-load.c (_dl_map_object_from_fd): Add name which was used to find to object to the list in the link_map variable. (_dl_map_object): Use _dl_does_name_match_p to compare with all available names of the object. Optimize handling of LD_LIBRARY_PATH a bit. * elf/rtld.c: Initialize l_libname member of _dl_rtld_map. * elf/dl-lookup.c (_dl_elf_hash): Optimize function. * elf/Makefile (routines): Add dl-version. * elf/link.h (hash_name_pair): New type. Group pointer to string and its hash value. (struct link_map): Change l_libname member to be a list of names, not a single pointer to a name. Add new members l_nversions and l_versions. (_dl_does_name_match_p): New function to test for all names of an object. Add prototypes for new lookup and versioning functions. * elf/dl-lookup.c (do_lookup): Add new argument and handle case when versioned symbol is requested. (_dl_lookup_symbol): Call do_lookup with another argument. (_dl_lookup_symbol_skip): Likewise. (_dl_lookup_versioned_symbol): New function. Handle lookup of versioned symbol. (_dl_lookup_versioned_symbol_skip): Likewise, similar to _dl_lookup_symbol_skip. * elf/dl-reloc.c (RESOLVE): Call _dl_lookup_versioned_symbol or _dl_lookup_symbol depending on availability of version information. * elf/dl-runtime.c (RESOLVE): Likewise. (fixup): Call elf_machine_relplt with additional argument to point to versioning information if available. * elf/do-rel.h (elf_dynamic_do_rel): Likewise. * elf/dl-open.c (_dl_open): Call _dl_check_map_versions to check for correct versions. * elf/dl-version.c: New file. Check library versions and extract version information for easier access. * elf/dlfcn.h [__USE_GNU]: Add prototype for dlvsym. * elf/dlvsym.c: New file. Implementation of function similar to dlsym, but looks for versioned symbol. * elf/elf.h: Add types and macros for versioning. * elf/rtld.c (dl_main): Check availability of needed versions. * sysdeps/alpha/dl-machine.h (elf_machine_rela): Add additional argument for version information. Call RESOLVE with additional argument. * sysdeps/i386/dl-machine.h: Likewise. * sysdeps/m68k/dl-machine.h: Likewise. * sysdeps/mips/dl-machine.h: Likewise. * elf/dlerror.c: Change comment to align with guidelines. * elf/dlopen.c: Likewise. * elf/dlsym.c: Likewise. * locale/programs/localedef.c: Implement --quiet option. * locale/programs/charset.h: Declare be_quiet variable. * locale/programs/locfile.h: Likewise. * locale/programs/charmap.c: Don't print warnings if quiet option was given. * locale/programs/ld-collate.c: Likewise. * locale/programs/ld-ctype.c: Likewise. * locale/programs/ld-messages.c: Likewise. * locale/programs/ld-monetary.c: Likewise. * locale/programs/ld-numeric.c: Likewise. * locale/programs/ld-time.c: Likewise. * locale/programs/locfile.c: Likewise. * Makefile (subdirs): Add argp. * catgets/catgets.c (catopen): Little code improvement. * posix/execl.c: Remove restriction to 1024 arguments. * posix/execle.c: Likewise. * posix/execlp.c: Likewise. * posix/getopt.c [_LIBC]: Define global objects with __ prefix and make regular names weak aliases. * posix/getopt1.c: Likewise. * posix/getopt.h [_LIBC]: Provide prototypes and declarations for __ protected forms. * posix/unistd.h: Add prototype for __sleep. * sysdeps/mach/sleep.c: Make sleep weak alias of __sleep. * sysdeps/posix/sleep.c: Likewise. * sysdeps/stub/sleep.c: Likewise. * sysdeps/unix/sysv/linux/sleep.c: Likewise. * ctype/ctype-info.c: Update copyright. * ctype/ctype.c: Likewise. * ctype/test_ctype.c: Likewise. * dirent/alphasort.c: Likewise. * dirent/list.c: Likewise. * gmon/bb_exit_func.c: Likewise. * grp/fgetgrent.c: Likewise. * grp/getgrent.c: Likewise. * grp/getgrent_r.c: Likewise. * grp/getgrgid.c: Likewise. * grp/getgrgid_r.c: Likewise. * grp/getgrnam.c: Likewise. * grp/getgrnam_r.c: Likewise. * hurd/alloc-fd.c: Likewise. * hurd/catch-exc.c: Likewise. * hurd/ctty-input.c: Likewise. * hurd/ctty-output.c: Likewise. * hurd/dtable.c: Likewise. * hurd/fchroot.c: Likewise. * hurd/fd-close.c: Likewise. * hurd/fd-read.c: Likewise. * hurd/fd-write.c: Likewise. * hurd/fopenport.c: Likewise. * hurd/get-host.c: Likewise. * hurd/getdport.c: Likewise. * hurd/getuids.c: Likewise. * hurd/getumask.c: Likewise. * hurd/hurd-raise.c: Likewise. * hurd/hurd.h: Likewise. * hurd/hurdauth.c: Likewise. * hurd/hurdexec.c: Likewise. * hurd/hurdhost.h: Likewise. * hurd/hurdid.c: Likewise. * hurd/hurdinit.c: Likewise. * hurd/hurdioctl.c: Likewise. * hurd/hurdkill.c: Likewise. * hurd/hurdlookup.c: Likewise. * hurd/hurdmsg.c: Likewise. * hurd/hurdpid.c: Likewise. * hurd/hurdports.c: Likewise. * hurd/hurdprio.c: Likewise. * hurd/hurdrlimit.c: Likewise. * hurd/hurdsock.c: Likewise. * hurd/hurdstartup.c: Likewise. * hurd/hurdstartup.h: Likewise. * hurd/intern-fd.c: Likewise. * hurd/intr-msg.c: Likewise. * hurd/intr-rpc.defs: Likewise. * hurd/intr-rpc.h: Likewise. * hurd/msgportdemux.c: Likewise. * hurd/new-fd.c: Likewise. * hurd/openport.c: Likewise. * hurd/pid2task.c: Likewise. * hurd/port-cleanup.c: Likewise. * hurd/port2fd.c: Likewise. * hurd/ports-get.c: Likewise. * hurd/ports-set.c: Likewise. * hurd/privports.c: Likewise. * hurd/report-wait.c: Likewise. * hurd/set-host.c: Likewise. * hurd/setauth.c: Likewise. * hurd/setuids.c: Likewise. * hurd/siginfo.c: Likewise. * hurd/sigunwind.c: Likewise. * hurd/task2pid.c: Likewise. * hurd/thread-cancel.c: Likewise. * hurd/thread-self.c: Likewise. * hurd/vpprintf.c: Likewise. * hurd/hurd/fd.h: Likewise. * hurd/hurd/id.h: Likewise. * hurd/hurd/ioctl.h: Likewise. * hurd/hurd/lookup.h: Likewise. * hurd/hurd/port.h: Likewise. * hurd/hurd/resource.h: Likewise. * hurd/hurd/threadvar.h: Likewise. * hurd/hurd/userlink.h: Likewise. * inet/ether_aton.c: Likewise. * inet/ether_aton_r.c: Likewise. * inet/ether_ntoa.c: Likewise. * inet/ether_ntoa_r.c: Likewise. * inet/gethstbyad.c: Likewise. * inet/gethstbyad_r.c: Likewise. * inet/gethstent.c: Likewise. * inet/getnetbyad.c: Likewise. * inet/getnetbyad_r.c: Likewise. * inet/getnetbynm.c: Likewise. * inet/getnetbynm_r.c: Likewise. * inet/getnetent.c: Likewise. * inet/getnetent_r.c: Likewise. * inet/getproto.c: Likewise. * inet/getproto_r.c: Likewise. * inet/getprtent.c: Likewise. * inet/getprtent_r.c: Likewise. * inet/getprtname.c: Likewise. * inet/getrpcbyname.c: Likewise. * inet/getrpcbyname_r.c: Likewise. * inet/getrpcbynumber.c: Likewise. * inet/getrpcbynumber_r.c: Likewise. * inet/getrpcent.c: Likewise. * inet/getrpcent_r.c: Likewise. * inet/getservent.c: Likewise. * inet/getservent_r.c: Likewise. * inet/getsrvbynm.c: Likewise. * inet/getsrvbynm_r.c: Likewise. * inet/getsrvbypt.c: Likewise. * inet/getsrvbypt_r.c: Likewise. * inet/herrno.c: Likewise. * inet/netgroup.h: Likewise. * ient/netinet/ether.h: Likewise. * intl/bindtextdom.c: Likewise. * intl/dcgettext.c: Likewise. * intl/dgettext.c: Likewise. * intl/gettext.c: Likewise. * intl/gettext.h: Likewise. * intl/gettextP.h: Likewise. * intl/hash-string.h: Likewise. * intl/loadmsgcat.c: Likewise. * intl/localealias.c: Likewise. * intl/textdomain.c: Likewise. * io/creat.c: Likewise. * io/getdirname.c: Likewise. * io/lockf.c: Likewise. * io/pwd.c: Likewise. * io/test-utime.c: Likewise. * locale/categories.def: Likewise. * locale/codeset_name.c: Likewise. * locale/lc-collate.c: Likewise. * locale/lc-ctype.c: Likewise. * locale/lc-messages.c: Likewise. * locale/lc-monetary.c: Likewise. * locale/lc-numeric.c: Likewise. * locale/lc-time.c: Likewise. * locale/loadlocale.c: Likewise. * locale/localeconv.c: Likewise. * locale/nl_langinfo.c: Likewise. * locale/setlocale.c: Likewise. * locale/strlen-hash.h: Likewise. * locale/programs/charmap-kw.gperf: Likewise. * locale/programs/charmap-kw.h: Likewise. * locale/programs/charset.c: Likewise. * locale/programs/ld-ctype.c: Likewise. * locale/programs/ld-messages.c: Likewise. * locale/programs/ld-monetary.c: Likewise. * locale/programs/linereader.h: Likewise. * locale/programs/locale-spec.c: Likewise. * locale/programs/locales.h: Likewise. * locale/programs/locfile-kw.gperf: Likewise. * locale/programs/locfile-kw.h: Likewise. * locale/programs/locfile-token.h: Likewise. * locale/programs/simple-hash.h: Likewise. * locale/programs/stringtrans.c: Likewise. * locale/programs/stringtrans.h: Likewise. * login/logout.c: Likewise. * mach/bootprivport.c: Likewise. * mach/devstream.c: Likewise. * mach/hello.c: Likewise. * mach/mach.h: Likewise. * mach/mach_init.c: Likewise. * mach/mach_init.h: Likewise. * mach/mig-alloc.c: Likewise. * mach/mig-dealloc.c: Likewise. * mach/mutex-init.c: Likewise. * mach/mutex-solid.c: Likewise. * mach/setup-thread.c: Likewise. * mach/spin-lock.h: Likewise. * mach/spin-solid.c: Likewise. * mach/mach/mig_support.h: Likewise. * md5-crypt/md5-crypt.c: Likewise. * misc/nlist.h: Likewise. * nss/nss_files/files-ether.c: Likewise. * posix/confstr.c: Likewise. * posix/execl.c: Likewise. * posix/execle.c: Likewise. * posix/execlp.c: Likewise. * posix/execv.c: Likewise. * posix/execvp.c: Likewise. * posix/fnmatch.c: Likewise. * posix/getopt.c: Likewise. * posix/getopt.h: Likewise. * posix/getopt1.c: Likewise. * posix/id.c: Likewise. * posix/regex.c: Likewise. * posix/setpgrp.c: Likewise. * posix/unistd.h: Likewise. * posix/wordexp.c: Likewise. * pwd/fgetpwent.c: Likewise. * pwd/getpwent.c: Likewise. * pwd/getpwent_r.c: Likewise. * pwd/getpwnam.c: Likewise. * pwd/getpwnam_r.c: Likewise. * pwd/getpwuid.c: Likewise. * pwd/getpwuid_r.c: Likewise. * pwd/putpwent.c: Likewise. * resolv/gethnamaddr.c: Likewise. * resolv/res_hconf.c: Likewise. * resolv/res_hconf.h: Likewise. * setjmp/longjmp.c: Likewise. * setjmp/sigjmp.c: Likewise. * setjmp/tst-setjmp.c: Likewise. * stdio/clearerr.c: Likewise. * stdio/ferror.c: Likewise. * stdio/fgetc.c: Likewise. * stdio/fgetpos.c: Likewise. * stdio/fgets.c: Likewise. * stdio/fileno.c: Likewise. * stdio/fmemopen.c: Likewise. * stdio/fopen.c: Likewise. * stdio/fopncook.c: Likewise. * stdio/fputc.c: Likewise. * stdio/fputs.c: Likewise. * stdio/fread.c: Likewise. * stdio/freopen.c: Likewise. * stdio/fseek.c: Likewise. * stdio/fsetpos.c: Likewise. * stdio/ftell.c: Likewise. * stdio/fwrite.c: Likewise. * stdio/getchar.c: Likewise. * stdio/getdelim.c: Likewise. * stdio/gets.c: Likewise. * stdio/glue.c: Likewise. * stdio/internals.c: Likewise. * stdio/linewrap.c: Likewise. * stdio/linewrap.h: Likewise. * stdio/memstream.c: Likewise. * stdio/newstream.c: Likewise. * stdio/putchar.c: Likewise. * stdio/puts.c: Likewise. * stdio/rewind.c: Likewise. * stdio/setbuf.c: Likewise. * stdio/setbuffer.c: Likewise. * stdio/setlinebuf.c: Likewise. * stdio/setvbuf.c: Likewise. * stdio/ungetc.c: Likewise. * stdio/vasprintf.c: Likewise. * stdio/vscanf.c: Likewise. * stdio/vsnprintf.c: Likewise. * stdio/vsprintf.c: Likewise. * stdio/vsscanf.c: Likewise. * stdio-common/asprintf.c: Likewise. * stdio-common/dprintf.c: Likewise. * stdio-common/errnobug.c: Likewise. * stdio-common/fprintf.c: Likewise. * stdio-common/getline.c: Likewise. * stdio-common/getw.c: Likewise. * stdio-common/perror.c: Likewise. * stdio-common/psignal.c: Likewise. * stdio-common/putw.c: Likewise. * stdio-common/reg-printf.c: Likewise. * stdio-common/scanf.c: Likewise. * stdio-common/snprintf.c: Likewise. * stdio-common/sprintf.c: Likewise. * stdio-common/tempnam.c: Likewise. * stdio-common/test_rdwr.c: Likewise. * stdio-common/tst-fileno.c: Likewise. * stdio-common/tst-printf.c: Likewise. * stdio-common/tstgetln.c: Likewise. * stdio-common/vprintf.c: Likewise. * stdlib/drand48.c: Likewise. * stdlib/drand48_r.c: Likewise. * stdlib/erand48.c: Likewise. * stdlib/erand48_r.c: Likewise. * stdlib/exit.h: Likewise. * stdlib/strtoq.c: Likewise. * stdlib/strtoul.c: Likewise. * stdlib/strtouq.c: Likewise. * stdlib/test-canon.c: Likewise. * stdlib/testdiv.c: Likewise. * stdlib/testrand.c: Likewise. * string/argz-append.c: Likewise. * string/argz-count.c: Likewise. * string/argz-create.c: Likewise. * string/argz-ctsep.c: Likewise. * string/argz-delete.c: Likewise. * string/argz-extract.c: Likewise. * string/argz-insert.c: Likewise. * string/argz-next.c: Likewise. * string/argz-stringify.c: Likewise. * string/basename.c: Likewise. * string/envz.c: Likewise. * string/memfrob.c: Likewise. * string/strcoll.c: Likewise. * string/strdup.c: Likewise. * string/string.h: Likewise. * string/strndup.c: Likewise. * string/strnlen.c: Likewise. * string/strsignal.c: Likewise. * string/strxfrm.c: Likewise. * string/test-ffs.c: Likewise. * string/testcopy.c: Likewise. * sysdeps/generic/enbl-secure.c: Likewise. * sysdeps/generic/memcopy.h: Likewise. * sysdeps/generic/stpncpy.c: Likewise. * sysdeps/generic/strcasecmp.c: Likewise. * sysdeps/generic/strcat.c: Likewise. * sysdeps/generic/strchr.c: Likewise. * sysdeps/generic/strcpy.c: Likewise. * sysdeps/generic/strcspn.c: Likewise. * sysdeps/generic/strlen.c: Likewise. * sysdeps/generic/strncase.c: Likewise. * sysdeps/generic/strncat.c: Likewise. * sysdeps/generic/strncpy.c: Likewise. * sysdeps/generic/strpbrk.c: Likewise. * sysdeps/generic/strsep.c: Likewise. * sysdeps/generic/strspn.c: Likewise. * sysdeps/generic/strstr.c: Likewise. * sysdeps/generic/strtok.c: Likewise. * sysdeps/generic/strtok_r.c: Likewise. * sysdeps/mach/sleep.c: Likewise. * sysdeps/posix/sleep.c: Likewise. * sysdeps/stub/sleep.c: Likewise. * time/date.c: Likewise. * time/test_time.c: Likewise. * wcsmbs/wmemcpy.c: Likewise. * wctye/test_wctype.c: Likewise. * wctye/towctrans.c: Likewise. * wctye/wcfuncs.c: Likewise. * wctye/wctrans.c: Likewise. 1997-02-13 22:15 Miles Bader <miles@gnu.ai.mit.edu> * argp/Makefile: New file. * argp/argp.h: Likewise. * argp/argp-ba.c: Likewise. * argp/argp-fmtstream.c: Likewise. * argp/argp-fmtstream.h: Likewise. * argp/argp-fs-xinl.c: Likewise. * argp/argp-help.c: Likewise. * argp/argp-namefrob.h: Likewise. * argp/argp-parse.c: Likewise. * argp/argp-pv.c: Likewise. * argp/argp-pvh.c: Likewise. * argp/argp-test.c: Likewise. * argp/argp-xinl.c: Likewise. * libio/_G_config.h: Make sure wint_t is also defined for old gcc 1997-02-09 04:35 Ulrich Drepper <drepper@cygnus.com> * stdio-common/_itoa.h: Update copyright.
1997-02-15 04:31:36 +00:00
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
Update to 2.1.x development version 1997-02-15 02:41 Miles Bader <miles@gnu.ai.mit.edu> * argp/argp-help.c: Gettextize sources. * argp/argp-parse.c: Likewise. 1997-02-13 22:32 Ulrich Drepper <drepper@cygnus.com> * features.h (__GLIBC_MINOR__): Bump to 1. * xlocale.h: New file. Wrapper around locale/xlocale.h. * Makefile (distribute): Add xlocale.h. * locale/Makefile (routines): Add ctype_l. * locale/ctype-extn.c: Update copyright. De-ANSI-declfy. Add __isblank_l, __toascii_l and __isascii_l. * ctype/ctype.h: Add definitions and declarations for *_l functions. * locale/Makefile (headers): Add xlocale.h. (routines): Add newlocale, duplocale, and freelocale. * locale/localeinfo.h (MAX_USAGE_COUNT): New macro. (struct locale_data): Add new fields mmaped and usage_count. Correct various declarations. * locale/C-collate.c: Define value for new fields mmaped and usage_count. * locale/C-ctype.c: Likewise. * locale/C-messages.c: Likewise. * locale/C-monetary.c: Likewise. * locale/C-numeric.c: Likewise. * locale/C-time.c: Likewise. * locale/loadlocale.c (_nl_load_locale): Initialize mmaped and usage_count fields. * locale/locale.h: Don't define locale_t here (moved to xlocale.h). Correct prototypes for __newlocale and __freelocale. Add prototype for __duplocale. * locale/findlocale.c (copy): Remove function. Use __strdup instead. (_nl_remove_locale): New function. * locale/nl_langinfo.c: Don't declare locale_data objects as const. * locale/setlocale.c: Likewise. * locale/weight.h: Change for use with locale objects. * locale/xlocale.h: New file. Define __locale_t type. * locale/newlocale.c: New file. Create new locale object. * locale/freelocale.c: New file. Destroy locale object. * locale/duplocale.c: New file. Create copy of locale object. * stdlib/Makefile (routines): Add strfmon_l. * stdlib/monetary.h [__USE_GNU]: Declare __strfmon_l. * stdlib/strfmon.c: Add support for use in extended locale model. * stdlib/strfmon_l.c: New file. * string/Makefile (routines): Add strcoll_l and strxfrm_l. * string/strcoll.c: Change for use in extended locale model. * string/strxfrm.c: Likewise. * string/strcoll_l.c: New file. Implement __strcoll_l function. * string/strxfrm_l.c: New file. Implement __strxfrm_l function. * wcsmbs/Makefile (routines): Add wcscoll_l and wcsxfrm_l. * wcsmbs/wchar.h [__USE_GNU]: Declare wcscoll_l and wcsxfrm_l. * wcsmbs/wcscoll.c: Change for use in extended locale model. * wcsmbs/wcscoll_l.c: New file. Implement __wcscoll_l function. * wcsmbs/wcsxfrm_l.c: New file. Implement __wcsxfrm_l function. * wctype/Makefile (routines): Add wcextra, wcfuncs_l, iswctype_l, and towctrans_l. * wctype/cname-lookup.h: Prepare for use in extended locale model. * wctype/iswctype_l.c: New file. Implement character classification functions for use with locale objects. * wctype/wctype.h: Declare functions for use with locale objects. * wctype/towctrans_l.c: New file. Implement __towctrans_l function for use with locale objects. * wctype/wcfuncs_l.c: New file. Implement wide character classification functions for use with locale objects. * wctype/wcextra.c: New file. Implement real functions for non-standard classification functions. * elf/ldd.bash.in: Don't use --data-relocs and --function-relocs parameters to ld.so. Use environment variables. * elf/ldd.sh.in: Likewise. * elf/rtld.c: Remove handling of --data-relocs and --function-relocs options. Instead read environment variables. * elf/link.h (receiver_fct): Add new argument to take error code. * elf/dl-error.c (_dl_signal_error): Call receiver function with another argument. * elf/dl-object.c (_dl_new_object): Create new object with list of names in l_libname member. * elf/dl-load.c (_dl_map_object_from_fd): Add name which was used to find to object to the list in the link_map variable. (_dl_map_object): Use _dl_does_name_match_p to compare with all available names of the object. Optimize handling of LD_LIBRARY_PATH a bit. * elf/rtld.c: Initialize l_libname member of _dl_rtld_map. * elf/dl-lookup.c (_dl_elf_hash): Optimize function. * elf/Makefile (routines): Add dl-version. * elf/link.h (hash_name_pair): New type. Group pointer to string and its hash value. (struct link_map): Change l_libname member to be a list of names, not a single pointer to a name. Add new members l_nversions and l_versions. (_dl_does_name_match_p): New function to test for all names of an object. Add prototypes for new lookup and versioning functions. * elf/dl-lookup.c (do_lookup): Add new argument and handle case when versioned symbol is requested. (_dl_lookup_symbol): Call do_lookup with another argument. (_dl_lookup_symbol_skip): Likewise. (_dl_lookup_versioned_symbol): New function. Handle lookup of versioned symbol. (_dl_lookup_versioned_symbol_skip): Likewise, similar to _dl_lookup_symbol_skip. * elf/dl-reloc.c (RESOLVE): Call _dl_lookup_versioned_symbol or _dl_lookup_symbol depending on availability of version information. * elf/dl-runtime.c (RESOLVE): Likewise. (fixup): Call elf_machine_relplt with additional argument to point to versioning information if available. * elf/do-rel.h (elf_dynamic_do_rel): Likewise. * elf/dl-open.c (_dl_open): Call _dl_check_map_versions to check for correct versions. * elf/dl-version.c: New file. Check library versions and extract version information for easier access. * elf/dlfcn.h [__USE_GNU]: Add prototype for dlvsym. * elf/dlvsym.c: New file. Implementation of function similar to dlsym, but looks for versioned symbol. * elf/elf.h: Add types and macros for versioning. * elf/rtld.c (dl_main): Check availability of needed versions. * sysdeps/alpha/dl-machine.h (elf_machine_rela): Add additional argument for version information. Call RESOLVE with additional argument. * sysdeps/i386/dl-machine.h: Likewise. * sysdeps/m68k/dl-machine.h: Likewise. * sysdeps/mips/dl-machine.h: Likewise. * elf/dlerror.c: Change comment to align with guidelines. * elf/dlopen.c: Likewise. * elf/dlsym.c: Likewise. * locale/programs/localedef.c: Implement --quiet option. * locale/programs/charset.h: Declare be_quiet variable. * locale/programs/locfile.h: Likewise. * locale/programs/charmap.c: Don't print warnings if quiet option was given. * locale/programs/ld-collate.c: Likewise. * locale/programs/ld-ctype.c: Likewise. * locale/programs/ld-messages.c: Likewise. * locale/programs/ld-monetary.c: Likewise. * locale/programs/ld-numeric.c: Likewise. * locale/programs/ld-time.c: Likewise. * locale/programs/locfile.c: Likewise. * Makefile (subdirs): Add argp. * catgets/catgets.c (catopen): Little code improvement. * posix/execl.c: Remove restriction to 1024 arguments. * posix/execle.c: Likewise. * posix/execlp.c: Likewise. * posix/getopt.c [_LIBC]: Define global objects with __ prefix and make regular names weak aliases. * posix/getopt1.c: Likewise. * posix/getopt.h [_LIBC]: Provide prototypes and declarations for __ protected forms. * posix/unistd.h: Add prototype for __sleep. * sysdeps/mach/sleep.c: Make sleep weak alias of __sleep. * sysdeps/posix/sleep.c: Likewise. * sysdeps/stub/sleep.c: Likewise. * sysdeps/unix/sysv/linux/sleep.c: Likewise. * ctype/ctype-info.c: Update copyright. * ctype/ctype.c: Likewise. * ctype/test_ctype.c: Likewise. * dirent/alphasort.c: Likewise. * dirent/list.c: Likewise. * gmon/bb_exit_func.c: Likewise. * grp/fgetgrent.c: Likewise. * grp/getgrent.c: Likewise. * grp/getgrent_r.c: Likewise. * grp/getgrgid.c: Likewise. * grp/getgrgid_r.c: Likewise. * grp/getgrnam.c: Likewise. * grp/getgrnam_r.c: Likewise. * hurd/alloc-fd.c: Likewise. * hurd/catch-exc.c: Likewise. * hurd/ctty-input.c: Likewise. * hurd/ctty-output.c: Likewise. * hurd/dtable.c: Likewise. * hurd/fchroot.c: Likewise. * hurd/fd-close.c: Likewise. * hurd/fd-read.c: Likewise. * hurd/fd-write.c: Likewise. * hurd/fopenport.c: Likewise. * hurd/get-host.c: Likewise. * hurd/getdport.c: Likewise. * hurd/getuids.c: Likewise. * hurd/getumask.c: Likewise. * hurd/hurd-raise.c: Likewise. * hurd/hurd.h: Likewise. * hurd/hurdauth.c: Likewise. * hurd/hurdexec.c: Likewise. * hurd/hurdhost.h: Likewise. * hurd/hurdid.c: Likewise. * hurd/hurdinit.c: Likewise. * hurd/hurdioctl.c: Likewise. * hurd/hurdkill.c: Likewise. * hurd/hurdlookup.c: Likewise. * hurd/hurdmsg.c: Likewise. * hurd/hurdpid.c: Likewise. * hurd/hurdports.c: Likewise. * hurd/hurdprio.c: Likewise. * hurd/hurdrlimit.c: Likewise. * hurd/hurdsock.c: Likewise. * hurd/hurdstartup.c: Likewise. * hurd/hurdstartup.h: Likewise. * hurd/intern-fd.c: Likewise. * hurd/intr-msg.c: Likewise. * hurd/intr-rpc.defs: Likewise. * hurd/intr-rpc.h: Likewise. * hurd/msgportdemux.c: Likewise. * hurd/new-fd.c: Likewise. * hurd/openport.c: Likewise. * hurd/pid2task.c: Likewise. * hurd/port-cleanup.c: Likewise. * hurd/port2fd.c: Likewise. * hurd/ports-get.c: Likewise. * hurd/ports-set.c: Likewise. * hurd/privports.c: Likewise. * hurd/report-wait.c: Likewise. * hurd/set-host.c: Likewise. * hurd/setauth.c: Likewise. * hurd/setuids.c: Likewise. * hurd/siginfo.c: Likewise. * hurd/sigunwind.c: Likewise. * hurd/task2pid.c: Likewise. * hurd/thread-cancel.c: Likewise. * hurd/thread-self.c: Likewise. * hurd/vpprintf.c: Likewise. * hurd/hurd/fd.h: Likewise. * hurd/hurd/id.h: Likewise. * hurd/hurd/ioctl.h: Likewise. * hurd/hurd/lookup.h: Likewise. * hurd/hurd/port.h: Likewise. * hurd/hurd/resource.h: Likewise. * hurd/hurd/threadvar.h: Likewise. * hurd/hurd/userlink.h: Likewise. * inet/ether_aton.c: Likewise. * inet/ether_aton_r.c: Likewise. * inet/ether_ntoa.c: Likewise. * inet/ether_ntoa_r.c: Likewise. * inet/gethstbyad.c: Likewise. * inet/gethstbyad_r.c: Likewise. * inet/gethstent.c: Likewise. * inet/getnetbyad.c: Likewise. * inet/getnetbyad_r.c: Likewise. * inet/getnetbynm.c: Likewise. * inet/getnetbynm_r.c: Likewise. * inet/getnetent.c: Likewise. * inet/getnetent_r.c: Likewise. * inet/getproto.c: Likewise. * inet/getproto_r.c: Likewise. * inet/getprtent.c: Likewise. * inet/getprtent_r.c: Likewise. * inet/getprtname.c: Likewise. * inet/getrpcbyname.c: Likewise. * inet/getrpcbyname_r.c: Likewise. * inet/getrpcbynumber.c: Likewise. * inet/getrpcbynumber_r.c: Likewise. * inet/getrpcent.c: Likewise. * inet/getrpcent_r.c: Likewise. * inet/getservent.c: Likewise. * inet/getservent_r.c: Likewise. * inet/getsrvbynm.c: Likewise. * inet/getsrvbynm_r.c: Likewise. * inet/getsrvbypt.c: Likewise. * inet/getsrvbypt_r.c: Likewise. * inet/herrno.c: Likewise. * inet/netgroup.h: Likewise. * ient/netinet/ether.h: Likewise. * intl/bindtextdom.c: Likewise. * intl/dcgettext.c: Likewise. * intl/dgettext.c: Likewise. * intl/gettext.c: Likewise. * intl/gettext.h: Likewise. * intl/gettextP.h: Likewise. * intl/hash-string.h: Likewise. * intl/loadmsgcat.c: Likewise. * intl/localealias.c: Likewise. * intl/textdomain.c: Likewise. * io/creat.c: Likewise. * io/getdirname.c: Likewise. * io/lockf.c: Likewise. * io/pwd.c: Likewise. * io/test-utime.c: Likewise. * locale/categories.def: Likewise. * locale/codeset_name.c: Likewise. * locale/lc-collate.c: Likewise. * locale/lc-ctype.c: Likewise. * locale/lc-messages.c: Likewise. * locale/lc-monetary.c: Likewise. * locale/lc-numeric.c: Likewise. * locale/lc-time.c: Likewise. * locale/loadlocale.c: Likewise. * locale/localeconv.c: Likewise. * locale/nl_langinfo.c: Likewise. * locale/setlocale.c: Likewise. * locale/strlen-hash.h: Likewise. * locale/programs/charmap-kw.gperf: Likewise. * locale/programs/charmap-kw.h: Likewise. * locale/programs/charset.c: Likewise. * locale/programs/ld-ctype.c: Likewise. * locale/programs/ld-messages.c: Likewise. * locale/programs/ld-monetary.c: Likewise. * locale/programs/linereader.h: Likewise. * locale/programs/locale-spec.c: Likewise. * locale/programs/locales.h: Likewise. * locale/programs/locfile-kw.gperf: Likewise. * locale/programs/locfile-kw.h: Likewise. * locale/programs/locfile-token.h: Likewise. * locale/programs/simple-hash.h: Likewise. * locale/programs/stringtrans.c: Likewise. * locale/programs/stringtrans.h: Likewise. * login/logout.c: Likewise. * mach/bootprivport.c: Likewise. * mach/devstream.c: Likewise. * mach/hello.c: Likewise. * mach/mach.h: Likewise. * mach/mach_init.c: Likewise. * mach/mach_init.h: Likewise. * mach/mig-alloc.c: Likewise. * mach/mig-dealloc.c: Likewise. * mach/mutex-init.c: Likewise. * mach/mutex-solid.c: Likewise. * mach/setup-thread.c: Likewise. * mach/spin-lock.h: Likewise. * mach/spin-solid.c: Likewise. * mach/mach/mig_support.h: Likewise. * md5-crypt/md5-crypt.c: Likewise. * misc/nlist.h: Likewise. * nss/nss_files/files-ether.c: Likewise. * posix/confstr.c: Likewise. * posix/execl.c: Likewise. * posix/execle.c: Likewise. * posix/execlp.c: Likewise. * posix/execv.c: Likewise. * posix/execvp.c: Likewise. * posix/fnmatch.c: Likewise. * posix/getopt.c: Likewise. * posix/getopt.h: Likewise. * posix/getopt1.c: Likewise. * posix/id.c: Likewise. * posix/regex.c: Likewise. * posix/setpgrp.c: Likewise. * posix/unistd.h: Likewise. * posix/wordexp.c: Likewise. * pwd/fgetpwent.c: Likewise. * pwd/getpwent.c: Likewise. * pwd/getpwent_r.c: Likewise. * pwd/getpwnam.c: Likewise. * pwd/getpwnam_r.c: Likewise. * pwd/getpwuid.c: Likewise. * pwd/getpwuid_r.c: Likewise. * pwd/putpwent.c: Likewise. * resolv/gethnamaddr.c: Likewise. * resolv/res_hconf.c: Likewise. * resolv/res_hconf.h: Likewise. * setjmp/longjmp.c: Likewise. * setjmp/sigjmp.c: Likewise. * setjmp/tst-setjmp.c: Likewise. * stdio/clearerr.c: Likewise. * stdio/ferror.c: Likewise. * stdio/fgetc.c: Likewise. * stdio/fgetpos.c: Likewise. * stdio/fgets.c: Likewise. * stdio/fileno.c: Likewise. * stdio/fmemopen.c: Likewise. * stdio/fopen.c: Likewise. * stdio/fopncook.c: Likewise. * stdio/fputc.c: Likewise. * stdio/fputs.c: Likewise. * stdio/fread.c: Likewise. * stdio/freopen.c: Likewise. * stdio/fseek.c: Likewise. * stdio/fsetpos.c: Likewise. * stdio/ftell.c: Likewise. * stdio/fwrite.c: Likewise. * stdio/getchar.c: Likewise. * stdio/getdelim.c: Likewise. * stdio/gets.c: Likewise. * stdio/glue.c: Likewise. * stdio/internals.c: Likewise. * stdio/linewrap.c: Likewise. * stdio/linewrap.h: Likewise. * stdio/memstream.c: Likewise. * stdio/newstream.c: Likewise. * stdio/putchar.c: Likewise. * stdio/puts.c: Likewise. * stdio/rewind.c: Likewise. * stdio/setbuf.c: Likewise. * stdio/setbuffer.c: Likewise. * stdio/setlinebuf.c: Likewise. * stdio/setvbuf.c: Likewise. * stdio/ungetc.c: Likewise. * stdio/vasprintf.c: Likewise. * stdio/vscanf.c: Likewise. * stdio/vsnprintf.c: Likewise. * stdio/vsprintf.c: Likewise. * stdio/vsscanf.c: Likewise. * stdio-common/asprintf.c: Likewise. * stdio-common/dprintf.c: Likewise. * stdio-common/errnobug.c: Likewise. * stdio-common/fprintf.c: Likewise. * stdio-common/getline.c: Likewise. * stdio-common/getw.c: Likewise. * stdio-common/perror.c: Likewise. * stdio-common/psignal.c: Likewise. * stdio-common/putw.c: Likewise. * stdio-common/reg-printf.c: Likewise. * stdio-common/scanf.c: Likewise. * stdio-common/snprintf.c: Likewise. * stdio-common/sprintf.c: Likewise. * stdio-common/tempnam.c: Likewise. * stdio-common/test_rdwr.c: Likewise. * stdio-common/tst-fileno.c: Likewise. * stdio-common/tst-printf.c: Likewise. * stdio-common/tstgetln.c: Likewise. * stdio-common/vprintf.c: Likewise. * stdlib/drand48.c: Likewise. * stdlib/drand48_r.c: Likewise. * stdlib/erand48.c: Likewise. * stdlib/erand48_r.c: Likewise. * stdlib/exit.h: Likewise. * stdlib/strtoq.c: Likewise. * stdlib/strtoul.c: Likewise. * stdlib/strtouq.c: Likewise. * stdlib/test-canon.c: Likewise. * stdlib/testdiv.c: Likewise. * stdlib/testrand.c: Likewise. * string/argz-append.c: Likewise. * string/argz-count.c: Likewise. * string/argz-create.c: Likewise. * string/argz-ctsep.c: Likewise. * string/argz-delete.c: Likewise. * string/argz-extract.c: Likewise. * string/argz-insert.c: Likewise. * string/argz-next.c: Likewise. * string/argz-stringify.c: Likewise. * string/basename.c: Likewise. * string/envz.c: Likewise. * string/memfrob.c: Likewise. * string/strcoll.c: Likewise. * string/strdup.c: Likewise. * string/string.h: Likewise. * string/strndup.c: Likewise. * string/strnlen.c: Likewise. * string/strsignal.c: Likewise. * string/strxfrm.c: Likewise. * string/test-ffs.c: Likewise. * string/testcopy.c: Likewise. * sysdeps/generic/enbl-secure.c: Likewise. * sysdeps/generic/memcopy.h: Likewise. * sysdeps/generic/stpncpy.c: Likewise. * sysdeps/generic/strcasecmp.c: Likewise. * sysdeps/generic/strcat.c: Likewise. * sysdeps/generic/strchr.c: Likewise. * sysdeps/generic/strcpy.c: Likewise. * sysdeps/generic/strcspn.c: Likewise. * sysdeps/generic/strlen.c: Likewise. * sysdeps/generic/strncase.c: Likewise. * sysdeps/generic/strncat.c: Likewise. * sysdeps/generic/strncpy.c: Likewise. * sysdeps/generic/strpbrk.c: Likewise. * sysdeps/generic/strsep.c: Likewise. * sysdeps/generic/strspn.c: Likewise. * sysdeps/generic/strstr.c: Likewise. * sysdeps/generic/strtok.c: Likewise. * sysdeps/generic/strtok_r.c: Likewise. * sysdeps/mach/sleep.c: Likewise. * sysdeps/posix/sleep.c: Likewise. * sysdeps/stub/sleep.c: Likewise. * time/date.c: Likewise. * time/test_time.c: Likewise. * wcsmbs/wmemcpy.c: Likewise. * wctye/test_wctype.c: Likewise. * wctye/towctrans.c: Likewise. * wctye/wcfuncs.c: Likewise. * wctye/wctrans.c: Likewise. 1997-02-13 22:15 Miles Bader <miles@gnu.ai.mit.edu> * argp/Makefile: New file. * argp/argp.h: Likewise. * argp/argp-ba.c: Likewise. * argp/argp-fmtstream.c: Likewise. * argp/argp-fmtstream.h: Likewise. * argp/argp-fs-xinl.c: Likewise. * argp/argp-help.c: Likewise. * argp/argp-namefrob.h: Likewise. * argp/argp-parse.c: Likewise. * argp/argp-pv.c: Likewise. * argp/argp-pvh.c: Likewise. * argp/argp-test.c: Likewise. * argp/argp-xinl.c: Likewise. * libio/_G_config.h: Make sure wint_t is also defined for old gcc 1997-02-09 04:35 Ulrich Drepper <drepper@cygnus.com> * stdio-common/_itoa.h: Update copyright.
1997-02-15 04:31:36 +00:00
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
Lesser General Public License for more details.
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
#include <mach.h>
#include <mach/mig_errors.h>
#include <mach/mig_support.h>
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
#include <hurd/signal.h>
#include <assert.h>
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
#include "intr-msg.h"
#ifdef NDR_CHAR_ASCII /* OSF Mach flavors have different names. */
# define mig_reply_header_t mig_reply_error_t
#endif
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
error_t
_hurd_intr_rpc_mach_msg (mach_msg_header_t *msg,
mach_msg_option_t option,
mach_msg_size_t send_size,
mach_msg_size_t rcv_size,
mach_port_t rcv_name,
mach_msg_timeout_t timeout,
mach_port_t notify)
{
error_t err;
struct hurd_sigstate *ss;
const mach_msg_option_t user_option = option;
const mach_msg_timeout_t user_timeout = timeout;
struct clobber
{
#ifdef NDR_CHAR_ASCII
NDR_record_t ndr;
#else
mach_msg_type_t type;
#endif
error_t err;
};
union msg
{
mach_msg_header_t header;
mig_reply_header_t reply;
struct
{
mach_msg_header_t header;
#ifdef NDR_CHAR_ASCII
NDR_record_t ndr;
#else
int type;
#endif
int code;
} check;
struct
{
mach_msg_header_t header;
struct clobber data;
} request;
};
union msg *const m = (void *) msg;
mach_msg_bits_t msgh_bits;
mach_port_t remote_port;
mach_msg_id_t msgid;
struct clobber save_data;
if ((option & (MACH_SEND_MSG|MACH_RCV_MSG)) != (MACH_SEND_MSG|MACH_RCV_MSG)
|| _hurd_msgport_thread == MACH_PORT_NULL)
{
/* Either this is not an RPC (i.e., only a send or only a receive),
so it can't be interruptible; or, the signal thread is not set up
yet, so we cannot do the normal signal magic. Do a normal,
uninterruptible mach_msg call instead. */
return __mach_msg (&m->header, option, send_size, rcv_size, rcv_name,
timeout, notify);
}
ss = _hurd_self_sigstate ();
/* Save state that gets clobbered by an EINTR reply message.
We will need to restore it if we want to retry the RPC. */
msgh_bits = m->header.msgh_bits;
remote_port = m->header.msgh_remote_port;
msgid = m->header.msgh_id;
assert (rcv_size >= sizeof m->request);
save_data = m->request.data;
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
/* Tell the signal thread that we are doing an interruptible RPC on
this port. If we get a signal and should return EINTR, the signal
thread will set this variable to MACH_PORT_NULL. The RPC might
return EINTR when some other thread gets a signal, in which case we
want to restart our call. */
ss->intr_port = m->header.msgh_remote_port;
/* A signal may arrive here, after intr_port is set, but before the
mach_msg system call. The signal handler might do an interruptible
RPC, and clobber intr_port; then it would not be set properly when we
actually did send the RPC, and a later signal wouldn't interrupt that
RPC. So, _hurd_setup_sighandler saves intr_port in the sigcontext,
and sigreturn restores it. */
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
message:
/* XXX
At all points here (once SS->intr_port is set), the signal thread
thinks we are "about to enter the syscall", and might mutate our
return-value register. This is bogus.
*/
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
if (ss->cancel)
{
/* We have been cancelled. Don't do an RPC at all. */
ss->intr_port = MACH_PORT_NULL;
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
ss->cancel = 0;
return EINTR;
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
}
/* Note that the signal trampoline code might modify our OPTION! */
err = INTR_MSG_TRAP (msg, option, send_size,
rcv_size, rcv_name, timeout, notify);
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
switch (err)
{
case MACH_RCV_TIMED_OUT:
if (user_option & MACH_RCV_TIMEOUT)
/* The real user RPC timed out. */
break;
else
/* The operation was supposedly interrupted, but still has
not returned. Declare it interrupted. */
goto interrupted;
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
case MACH_SEND_INTERRUPTED: /* RPC didn't get out. */
if (!(option & MACH_SEND_MSG))
{
/* Oh yes, it did! Since we were not doing a message send,
this return code cannot have come from the kernel!
Instead, it was the signal thread mutating our state to tell
us not to enter this RPC. However, we are already in the receive!
Since the signal thread thought we weren't in the RPC yet,
it didn't do an interrupt_operation.
XXX */
goto retry_receive;
}
/* FALLTHROUGH */
/* These are the other codes that mean a pseudo-receive modified
the message buffer and we might need to clean up the port rights. */
case MACH_SEND_TIMED_OUT:
case MACH_SEND_INVALID_NOTIFY:
#ifdef MACH_SEND_NO_NOTIFY
case MACH_SEND_NO_NOTIFY:
#endif
#ifdef MACH_SEND_NOTIFY_IN_PROGRESS
case MACH_SEND_NOTIFY_IN_PROGRESS:
#endif
if (MACH_MSGH_BITS_REMOTE (msg->msgh_bits) == MACH_MSG_TYPE_MOVE_SEND)
{
__mach_port_deallocate (__mach_task_self (), msg->msgh_remote_port);
msg->msgh_bits
= (MACH_MSGH_BITS (MACH_MSG_TYPE_COPY_SEND,
MACH_MSGH_BITS_LOCAL (msg->msgh_bits))
| MACH_MSGH_BITS_OTHER (msg->msgh_bits));
}
if (msg->msgh_bits & MACH_MSGH_BITS_COMPLEX)
{
#ifndef MACH_MSG_PORT_DESCRIPTOR
/* Check for MOVE_SEND rights in the message. These hold refs
that we need to release in case the message is in fact never
re-sent later. Since it might in fact be re-sent, we turn
these into COPY_SEND's after deallocating the extra user ref;
the caller is responsible for still holding a ref to go with
the original COPY_SEND right, so the resend copies it again. */
mach_msg_type_long_t *ty = (void *) (msg + 1);
while ((void *) ty < (void *) msg + msg->msgh_size)
{
mach_msg_type_name_t name;
mach_msg_type_size_t size;
mach_msg_type_number_t number;
inline void clean_ports (mach_port_t *ports, int dealloc)
{
mach_msg_type_number_t i;
switch (name)
{
case MACH_MSG_TYPE_MOVE_SEND:
for (i = 0; i < number; i++)
__mach_port_deallocate (__mach_task_self (), *ports++);
(ty->msgtl_header.msgt_longform
? ty->msgtl_name : ty->msgtl_header.msgt_name)
= MACH_MSG_TYPE_COPY_SEND;
break;
case MACH_MSG_TYPE_COPY_SEND:
case MACH_MSG_TYPE_MOVE_RECEIVE:
break;
default:
if (MACH_MSG_TYPE_PORT_ANY (name))
assert (! "unexpected port type in interruptible RPC");
}
if (dealloc)
__vm_deallocate (__mach_task_self (),
(vm_address_t) ports,
number * sizeof (mach_port_t));
}
if (ty->msgtl_header.msgt_longform)
{
name = ty->msgtl_name;
size = ty->msgtl_size;
number = ty->msgtl_number;
(char *) ty += sizeof (mach_msg_type_long_t);
}
else
{
name = ty->msgtl_header.msgt_name;
size = ty->msgtl_header.msgt_size;
number = ty->msgtl_header.msgt_number;
(char *) ty += sizeof (mach_msg_type_t);
}
if (ty->msgtl_header.msgt_inline)
{
clean_ports ((void *) ty, 0);
/* calculate length of data in bytes, rounding up */
(char *) ty += (((((number * size) + 7) >> 3)
+ sizeof (mach_msg_type_t) - 1)
&~ (sizeof (mach_msg_type_t) - 1));
}
else
{
clean_ports (*(void **) ty,
ty->msgtl_header.msgt_deallocate);
++(void **) ty;
}
}
#else /* Untyped Mach IPC flavor. */
mach_msg_body_t *body = (void *) (msg + 1);
mach_msg_descriptor_t *desc = (void *) (body + 1);
mach_msg_descriptor_t *desc_end = desc + body->msgh_descriptor_count;
for (; desc < desc_end; ++desc)
switch (desc->type.type)
{
case MACH_MSG_PORT_DESCRIPTOR:
switch (desc->port.disposition)
{
case MACH_MSG_TYPE_MOVE_SEND:
__mach_port_deallocate (mach_task_self (),
desc->port.name);
desc->port.disposition = MACH_MSG_TYPE_COPY_SEND;
break;
case MACH_MSG_TYPE_COPY_SEND:
case MACH_MSG_TYPE_MOVE_RECEIVE:
break;
default:
assert (! "unexpected port type in interruptible RPC");
}
break;
case MACH_MSG_OOL_DESCRIPTOR:
if (desc->out_of_line.deallocate)
__vm_deallocate (__mach_task_self (),
(vm_address_t) desc->out_of_line.address,
desc->out_of_line.size);
break;
case MACH_MSG_OOL_PORTS_DESCRIPTOR:
switch (desc->ool_ports.disposition)
{
case MACH_MSG_TYPE_MOVE_SEND:
{
mach_msg_size_t i;
const mach_port_t *ports = desc->ool_ports.address;
for (i = 0; i < desc->ool_ports.count; ++i)
__mach_port_deallocate (__mach_task_self (), ports[i]);
desc->ool_ports.disposition = MACH_MSG_TYPE_COPY_SEND;
break;
}
case MACH_MSG_TYPE_COPY_SEND:
case MACH_MSG_TYPE_MOVE_RECEIVE:
break;
default:
assert (! "unexpected port type in interruptible RPC");
}
if (desc->ool_ports.deallocate)
__vm_deallocate (__mach_task_self (),
(vm_address_t) desc->ool_ports.address,
desc->ool_ports.count
* sizeof (mach_port_t));
break;
default:
assert (! "unexpected descriptor type in interruptible RPC");
}
#endif
}
break;
case EINTR:
/* Either the process was stopped and continued,
or the server doesn't support interrupt_operation. */
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
if (ss->intr_port != MACH_PORT_NULL)
/* If this signal was for us and it should interrupt calls, the
signal thread will have cleared SS->intr_port.
Since it's not cleared, the signal was for another thread,
or SA_RESTART is set. Restart the interrupted call. */
{
/* Make sure we have a valid reply port. The one we were using
may have been destroyed by interruption. */
m->header.msgh_local_port = rcv_name = __mig_get_reply_port ();
m->header.msgh_bits = msgh_bits;
option = user_option;
timeout = user_timeout;
goto message;
}
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
/* FALLTHROUGH */
case MACH_RCV_PORT_DIED:
/* Server didn't respond to interrupt_operation,
so the signal thread destroyed the reply port. */
/* FALLTHROUGH */
interrupted:
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
err = EINTR;
/* The EINTR return indicates cancellation, so clear the flag. */
ss->cancel = 0;
break;
case MACH_RCV_INTERRUPTED: /* RPC sent; no reply. */
option &= ~MACH_SEND_MSG; /* Don't send again. */
retry_receive:
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
if (ss->intr_port == MACH_PORT_NULL)
{
/* This signal or cancellation was for us. We need to wait for
the reply, but not hang forever. */
option |= MACH_RCV_TIMEOUT;
/* Never decrease the user's timeout. */
if (!(user_option & MACH_RCV_TIMEOUT)
|| timeout > _hurd_interrupted_rpc_timeout)
timeout = _hurd_interrupted_rpc_timeout;
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
}
else
{
option = user_option;
timeout = user_timeout;
}
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
goto message; /* Retry the receive. */
case MACH_MSG_SUCCESS:
{
/* We got a reply. Was it EINTR? */
#ifdef MACH_MSG_TYPE_BIT
const union
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
{
mach_msg_type_t t;
int i;
} check =
{ t: { MACH_MSG_TYPE_INTEGER_T, sizeof (integer_t) * 8,
1, TRUE, FALSE, FALSE, 0 } };
#endif
if (m->reply.RetCode == EINTR &&
m->header.msgh_size == sizeof m->reply &&
#ifdef MACH_MSG_TYPE_BIT
m->check.type == check.i &&
#endif
!(m->header.msgh_bits & MACH_MSGH_BITS_COMPLEX))
{
/* It is indeed EINTR. Is the interrupt for us? */
if (ss->intr_port != MACH_PORT_NULL)
{
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
/* Nope; repeat the RPC.
XXX Resources moved? */
assert (m->header.msgh_id == msgid + 100);
/* We know we have a valid reply port, because we just
received the EINTR reply on it. Restore it and the
other fields in the message header needed for send,
since the header now reflects receipt of the reply. */
m->header.msgh_local_port = rcv_name;
m->header.msgh_remote_port = remote_port;
m->header.msgh_id = msgid;
m->header.msgh_bits = msgh_bits;
/* Restore the two words clobbered by the reply data. */
m->request.data = save_data;
/* Restore the original mach_msg options.
OPTION may have had MACH_RCV_TIMEOUT added,
and/or MACH_SEND_MSG removed. */
option = user_option;
timeout = user_timeout;
/* Now we are ready to repeat the original message send. */
goto message;
}
else
/* The EINTR return indicates cancellation,
so clear the flag. */
ss->cancel = 0;
}
}
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
break;
default: /* Quiet -Wswitch-enum. */
break;
Mon Aug 14 16:51:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * hurd/thread-cancel.c: New file. * sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): In rpc_wait case, frob mach_msg args to set timeout on receive. (_hurdsig_rcv_interrupted_p): Function removed. * sysdeps/mach/hurd/alpha/trampoline.c: Likewise. * sysdeps/mach/hurd/hppa/trampoline.c: Likewise. * sysdeps/mach/hurd/mips/trampoline.c: Likewise. * hurd/intr-msg.c: New file. * hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel'. (_hurdsig_rcv_interrupted_p): Declaration removed. (HURD_EINTR_RPC): Macro removed. (_hurd_longjmp_thread_state, _hurd_interrupted_rpc_timeout): Declare these. * hurd/intr-rpc.h: New file. * hurd/intr-rpc.defs: Just import intr-rpc.h. * hurd/hurdsig.c (_hurd_interrupted_rpc_timeout): New variable. (interrupted_reply_port_location): Take new flag arg; only catch faults if it's set. (abort_rpcs): Rename to _hurdsig_abort_rpcs; take same new flag arg. No longer use _hurdsig_rcv_interrupted_p; instead compare PC to &_hurd_intr_rpc_msg_in_trap. If before it, mutate state to simulate MACH_SEND_INTERRUPTED return; on it, interrupt the operation. All callers changed. * hurd/hurd.h (hurd_thread_cancel, hurd_check_cancel): Declare these. * hurd/Makefile (distribute): Remove intr-rpc.awk. (sig): Add thread-cancel. (transform-user-stub, transform-user-stub-output): Variables removed. * sysdeps/mach/hurd/dl-sysdep.c: Change all RPCs from `__hurd_intr_rpc_*' to `__*'. (_hurd_intr_rpc_mach_msg): New function. (_hurd_thread_sigstate): Function removed. * sysdeps/mach/hurd/ioctl.c: Use _hurd_intr_rpc_mach_msg function, instead of __mach_msg inside HURD_EINTR_RPC macro. * sysdeps/generic/morecore.c [__GNU_LIBRARY__]: Declare `__sbrk' to take ptrdiff_t arg. * sysdeps/mach/hurd/fork.c: Remove _hurd_longjmp_thread_state decl. * sysdeps/mach/hurd/kill.c (kill_pid): Don't make `inline'. * libc-symbols.h [GCC >= 2.7] (strong_alias, weak_symbol, weak_alias): Use `extern' storage class.
1995-08-14 22:49:23 +00:00
}
ss->intr_port = MACH_PORT_NULL;
return err;
}