|
Last change
on this file was 3611, checked in by bird, 14 months ago |
|
vendor/sed/current: GNU sed 4.9 (sed-4.9.tar.xz sha256:6e226b732e1cd739464ad6862bd1a1aba42d7982922da7a53519631d24975181)
|
|
File size:
882 bytes
|
| Line | |
|---|
| 1 | # signalblocking.m4 serial 17
|
|---|
| 2 | dnl Copyright (C) 2001-2002, 2006-2022 Free Software Foundation, Inc.
|
|---|
| 3 | dnl This file is free software; the Free Software Foundation
|
|---|
| 4 | dnl gives unlimited permission to copy and/or distribute it,
|
|---|
| 5 | dnl with or without modifications, as long as this notice is preserved.
|
|---|
| 6 |
|
|---|
| 7 | # Determine available signal blocking primitives. Three different APIs exist:
|
|---|
| 8 | # 1) POSIX: sigemptyset, sigaddset, sigprocmask
|
|---|
| 9 | # 2) SYSV: sighold, sigrelse
|
|---|
| 10 | # 3) BSD: sigblock, sigsetmask
|
|---|
| 11 | # For simplicity, here we check only for the POSIX signal blocking.
|
|---|
| 12 | AC_DEFUN([gl_SIGNALBLOCKING],
|
|---|
| 13 | [
|
|---|
| 14 | AC_REQUIRE([gl_SIGNAL_H_DEFAULTS])
|
|---|
| 15 | AC_REQUIRE([gl_CHECK_TYPE_SIGSET_T])
|
|---|
| 16 | HAVE_POSIX_SIGNALBLOCKING=0
|
|---|
| 17 | if test "$gl_cv_type_sigset_t" = yes; then
|
|---|
| 18 | AC_CHECK_FUNC([sigprocmask], [HAVE_POSIX_SIGNALBLOCKING=1])
|
|---|
| 19 | fi
|
|---|
| 20 | ])
|
|---|
| 21 |
|
|---|
| 22 | # Prerequisites of lib/sigprocmask.c.
|
|---|
| 23 | AC_DEFUN([gl_PREREQ_SIGPROCMASK], [:])
|
|---|
Note:
See
TracBrowser
for help on using the repository browser.
