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| author | file <file@f38db490-d61c-443f-a65b-d21fe96a405b> | 2006-12-28 19:43:15 +0000 |
|---|---|---|
| committer | file <file@f38db490-d61c-443f-a65b-d21fe96a405b> | 2006-12-28 19:43:15 +0000 |
| commit | 997d89690cfdeab9624b2b9d584bde4394009033 (patch) | |
| tree | eb3e09be1faeb0b403ab090d2f0f16019939bd1e /configure.ac | |
| parent | 9cf022d5fd218f03a2f3d8d754cdd5b70e5c2441 (diff) | |
Backport support for read/write locks.
git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.4@49022 f38db490-d61c-443f-a65b-d21fe96a405b
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 88b59de64..43ed4a332 100644 --- a/configure.ac +++ b/configure.ac @@ -261,6 +261,24 @@ AC_FUNC_UTIME_NULL AC_FUNC_VPRINTF AC_CHECK_FUNCS([asprintf atexit bzero dup2 endpwent floor ftruncate getcwd gethostbyname gethostname getloadavg gettimeofday inet_ntoa isascii localtime_r memchr memmove memset mkdir munmap pow putenv re_comp regcomp rint select setenv socket sqrt strcasecmp strcasestr strchr strcspn strdup strerror strncasecmp strndup strnlen strrchr strsep strspn strstr strtol strtoq unsetenv utime vasprintf]) +AC_MSG_CHECKING(for PTHREAD_RWLOCK_INITIALIZER) +AC_LINK_IFELSE( + AC_LANG_PROGRAM([#include <pthread.h>], + [int foo = PTHREAD_RWLOCK_INITIALIZER;]), + AC_MSG_RESULT(yes) + AC_DEFINE([HAVE_PTHREAD_RWLOCK_INITIALIZER], 1, [Define to 1 if your system has PTHREAD_RWLOCK_INITIALIZER.]), + AC_MSG_RESULT(no) +) + +AC_MSG_CHECKING(for PTHREAD_RWLOCK_PREFER_WRITER_NP) +AC_LINK_IFELSE( + AC_LANG_PROGRAM([#include <pthread.h>], + [int foo = PTHREAD_RWLOCK_PREFER_WRITER_NP;]), + AC_MSG_RESULT(yes) + AC_DEFINE([HAVE_PTHREAD_RWLOCK_PREFER_WRITER_NP], 1, [Define to 1 if your system has PTHREAD_RWLOCK_PREFER_WRITER_NP.]), + AC_MSG_RESULT(no) +) + AC_MSG_CHECKING(for compiler atomic operations) AC_LINK_IFELSE( AC_LANG_PROGRAM([], [int foo1; int foo2 = __sync_fetch_and_add(&foo1, 1);]), |