kc3-lang/gnulib/m4/lock.m4
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Hash : 19adc7a2
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Date : 2025-09-09T12:50:18
Remove support for OSF/1. * all-modules: Update comments. * build-aux/install-reloc: Likewise. * gnulib-tool: Likewise. * gnulib-tool.py: Likewise. * gnulib-tool.sh: Likewise. * lib/calloc.c: Likewise. * lib/euidaccess.c: Likewise. * lib/fbufmode.c: Likewise. * lib/fflush.c: Likewise. * lib/fpending.c: Likewise. * lib/fpurge.c: Likewise. * lib/freadable.c: Likewise. * lib/freadahead.c: Likewise. * lib/freading.c: Likewise. * lib/freadptr.c: Likewise. * lib/freadseek.c: Likewise. * lib/fseeko.c: Likewise. * lib/fseterr.c: Likewise. * lib/fwritable.c: Likewise. * lib/fwriting.c: Likewise. * lib/get-permissions.c: Likewise. * lib/get-rusage-as.c: Likewise. * lib/getdomainname.c: Likewise. * lib/getpass.c: Likewise. * lib/glthread/spin.c: Likewise. * lib/idpriv-drop.c: Likewise. * lib/idpriv-droptemp.c: Likewise. * lib/log10l.c: Likewise. * lib/login_tty.c: Likewise. * lib/minmax.h: Likewise. * lib/mountlist.c: Likewise. * lib/netdb.in.h: Likewise. * lib/nproc.c: Likewise. * lib/passfd.c: Likewise. * lib/posix_openpt.c: Likewise. * lib/resource-ext.h: Likewise. * lib/safe-read.h: Likewise. * lib/safe-write.h: Likewise. * lib/stdint.in.h: Likewise. * lib/stdio.in.h: Likewise. * lib/string.in.h: Likewise. * lib/sys-limits.h: Likewise. * lib/termcap.h: Likewise. * lib/terminfo.h: Likewise. * lib/ttyname_r.c: Likewise. * lib/vasnprintf.c: Likewise. * lib/wait-process.c: Likewise. * m4/fmal.m4: Likewise. * m4/getdomainname.m4: Likewise. * m4/getopt.m4: Likewise. * m4/hypot.m4: Likewise. * m4/hypotf.m4: Likewise. * m4/hypotl.m4: Likewise. * m4/iconv.m4: Likewise. * m4/iconv_open-utf.m4: Likewise. * m4/imaxabs.m4: Likewise. * m4/imaxdiv.m4: Likewise. * m4/largefile.m4: Likewise. * m4/link-follow.m4: Likewise. * m4/locale-fr.m4: Likewise. * m4/locale-ja.m4: Likewise. * m4/locale_h.m4: Likewise. * m4/lock.m4: Likewise. * m4/log10l.m4: Likewise. * m4/mkstemp.m4: Likewise. * m4/mmap-anon.m4: Likewise. * m4/modf.m4: Likewise. * m4/modff.m4: Likewise. * m4/modfl.m4: Likewise. * m4/semaphore.m4: Likewise. * m4/socklen.m4: Likewise. * m4/strerror_r.m4: Likewise. * m4/terminfo.m4: Likewise. * m4/wcwidth.m4: Likewise. * posix-modules: Likewise. * tests/havelib/README: Likewise. * tests/init.sh: Likewise. * tests/socket-client.h: Likewise. * tests/socket-server.h: Likewise. * tests/test-echo.sh: Likewise. * tests/test-nonblocking-socket.h: Likewise. * tests/test-strtod.h: Likewise. * tests/test-strtof.h: Likewise.
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m4/lock.m4
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# lock.m4 # serial 15 dnl Copyright (C) 2005-2025 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. dnl This file is offered as-is, without any warranty. dnl From Bruno Haible. AC_DEFUN([gl_LOCK], [ AC_REQUIRE([gl_THREADLIB]) if test "$gl_threads_api" = posix; then # Mac OS X 10.1 lacks the pthread_rwlock_t type and the pthread_rwlock_* # functions. has_rwlock=false AC_CHECK_TYPE([pthread_rwlock_t], [has_rwlock=true AC_DEFINE([HAVE_PTHREAD_RWLOCK], [1], [Define if the POSIX multithreading library has read/write locks.])], [], [#include <pthread.h>]) if $has_rwlock; then gl_PTHREAD_RWLOCK_RDLOCK_PREFER_WRITER fi # glibc defines PTHREAD_MUTEX_RECURSIVE as enum, not as a macro. AC_COMPILE_IFELSE([ AC_LANG_PROGRAM( [[#include <pthread.h>]], [[ #if __FreeBSD__ == 4 error "No, in FreeBSD 4.0 recursive mutexes actually don't work." #elif (defined __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ \ && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1070) error "No, in Mac OS X < 10.7 recursive mutexes actually don't work." #else int x = (int)PTHREAD_MUTEX_RECURSIVE; return !x; #endif ]])], [AC_DEFINE([HAVE_PTHREAD_MUTEX_RECURSIVE], [1], [Define if the <pthread.h> defines PTHREAD_MUTEX_RECURSIVE.])]) fi gl_PREREQ_LOCK ]) # Prerequisites of lib/glthread/lock.c. AC_DEFUN([gl_PREREQ_LOCK], [:])