Eric Blake
f6a65c2335
Make c-stack use libsigsegv, when available.
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* modules/c-stack (Depends-on): Add libsigsegv.
* modules/c-stack-tests (Makefile.am): Link with libsigsegv, if
needed.
* lib/c-stack.c (SIGSTKSZ): Define fallback.
(segv_handler, overflow_handler, c_stack_action)
[HAVE_LIBSIGSEGV && !HAVE_XSI_STACK_OVERFLOW_HEURISTIC]: Add new
implementation when libsigsegv is available, but only when using
the library is necessary.
* m4/c-stack.m4 (AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC): Add
comment, explaining why XSI check fails on Linux.
(gl_PREREQ_C_STACK): Supply LIBCSTACK, LTLIBCSTACK.
* tests/test-c-stack2.sh: Tweak skip message.
* NEWS: Document new link-time requirements.
Signed-off-by: Eric Blake <ebb9@byu.net >
2008-07-17 07:29:56 -06:00
Eric Blake
4b2f21b36a
Use sigaction module rather than signal().
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* modules/c-stack (Depends-on): Add sigaction.
* modules/fatal-signal (Depends-on): Likewise.
* modules/nanosleep (Depends-on): Likewise.
* modules/sigprocmask (Files): Add sig-handler.h.
* modules/sigaction (Files): Likewise.
* lib/sig-handler.h (get_handler): New file, suggested by Paul
Eggert.
* lib/c-stack.c (SIGACTION_WORKS): Simplify conditions.
(c_stack_action) [!SIGACTION_WORKS]: Use sigaction, not signal.
* lib/fatal-signal.c (uninstall_handlers, install_handlers)
(init_fatal_signals): Likewise.
* lib/nanosleep.c (rpl_nanosleep): Likewise.
(siginterrupt): Delete fallback.
* lib/sigprocmask.c (handler_t): Delete.
(old_handlers): Use sa_handler_t instead.
* m4/nanosleep.m4 (gl_PREREQ_NANOSLEEP): Drop check for
siginterrupt.
Signed-off-by: Eric Blake <ebb9@byu.net >
2008-06-21 14:56:08 -06:00
Paul Eggert
15a8db51a4
* lib/c-stack.c: Include unistd.h unconditionally, since we now assume
...
the unistd module.
* lib/getlogin_r.c: Likewise.
* lib/getlogin_r.h: Likewise.
* lib/glob.c: Likewise.
* lib/pagealign_alloc.c: Likewise.
* lib/unistd_.h: Remove; no longer needed.
* modules/c-stack (Depends-on): Add unistd.
* modules/getlogin_r: Likewise.
* modules/glob: Likewise.
* modules/pagealign_alloc: Likewise.
* modules/unistd (Files): Remove lib/unistd_.h.
(EXTRA_DIST): Remove.
(unistd.h): Create using 'echo' rather than 'cp', so that we don't
need unistd_.h.
(MOSTLYCLEANFILES): Remove unistd.h-t.
2006-03-08 01:37:15 +00:00
Paul Eggert
abe574726d
Support programs like Emacs that use gnulib but not gettext.
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* MODULES.html.sh (Internationalization functions): Add gettext-h.
* modules/gettext-h: New file.
* modules/gettext (Files): Remove lib/gettext.h.
(Depends-on): Add gettext-h.
(Makefile.am): Remove lib_SOURCES.
* modules/argmatch, modules/c-stack, modules/closeout:
* modules/copy-file, modules/csharpcomp, modules/csharpexec:
* modules/execute, modules/file-type, modules/getaddrinfo:
* modules/getopt, modules/human, modules/javacomp:
* modules/javaexec, modules/mkdir-p, modules/obstack:
* modules/openat, modules/pagealign_alloc, modules/pipe:
* modules/quotearg, modules/regex, modules/rpmatch:
* modules/unicodeio, modules/userspec, modules/version-etc:
* modules/wait-process, modules/xalloc-die, modules/xmemcoll:
* modules/xsetenv:
Depend on gettext-h, not gettext.
2005-07-06 15:58:47 +00:00