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In support of PR418: 

Make sure that -lpthread gets added to LIBS variable which puts it at the
end of the tools' link commands, if libpthread.a is found.

Add a test for pthread.h so we can use #ifdef HAVE_PTHREAD_H

llvm-svn: 22401
This commit is contained in:
Reid Spencer 2005-07-12 07:19:13 +00:00
parent 298ac69934
commit cd59fb7a1b
1 changed files with 4 additions and 1 deletions
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5
llvm/autoconf/configure.ac
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@ -417,6 +417,7 @@ dnl===-----------------------------------------------------------------------===
dnl libelf is for sparc only; we can ignore it if we don't have it
AC_CHECK_LIB(elf, elf_begin)
dnl lt_dlopen may be required for plugin support.
AC_SEARCH_LIBS(lt_dlopen,ltdl,AC_DEFINE([HAVE_LT_DLOPEN],[1],
[Define if lt_dlopen() is available on this platform]),
@ -434,6 +435,7 @@ AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
dnl pthread locking functions are optional - but llvm will not be thread-safe
dnl without locks.
AC_CHECK_LIB(pthread,pthread_mutex_init)
AC_SEARCH_LIBS(pthread_mutex_lock,pthread,
AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1],
[Have pthread_mutex_lock]))
@ -456,7 +458,8 @@ AC_HEADER_SYS_WAIT
AC_HEADER_TIME
AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h])
AC_CHECK_HEADERS([malloc.h signal.h stdint.h unistd.h utime.h windows.h])
AC_CHECK_HEADERS([malloc.h pthread.h signal.h stdint.h unistd.h utime.h])
AC_CHECK_HEADERS([windows.h])
AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/types.h])
AC_CHECK_HEADERS([rw/stdex/hash_map.h rw/stdex/hash_set.h])