s3-waf: check for pthread support.

Guenther

1 files changed, 31 insertions, 0 deletions

diff --git a/source3/wscript b/source3/wscript
index 45e60aae7c..3f9dfd9303 100644
--- a/source3/wscript
+++ b/source3/wscript
@@ -1637,6 +1637,37 @@ main() {
     if Options.options.with_profiling_data:
         conf.DEFINE('WITH_PROFILE', 1);
 
+    PTHREAD_CFLAGS='error'
+    PTHREAD_LDFLAGS='error'
+
+    if PTHREAD_LDFLAGS == 'error':
+        if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
+            PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
+            PTHREAD_LDFLAGS='-lpthread'
+    if PTHREAD_LDFLAGS == 'error':
+        if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
+            PTHREAD_CFLAGS='-D_THREAD_SAFE'
+            PTHREAD_LDFLAGS='-lpthreads'
+    if PTHREAD_LDFLAGS == 'error':
+        if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
+            PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
+            PTHREAD_LDFLAGS='-pthread'
+    if PTHREAD_LDFLAGS == 'error':
+        if conf.CHECK_FUNC('pthread_attr_init'):
+            PTHREAD_CFLAGS='-D_REENTRANT'
+            PTHREAD_LDFLAGS='-lpthread'
+    # especially for HP-UX, where the CHECK_FUNC macro fails to test for
+    # pthread_attr_init. On pthread_mutex_lock it works there...
+    if PTHREAD_LDFLAGS == 'error':
+        if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
+            PTHREAD_CFLAGS='-D_REENTRANT'
+            PTHREAD_LDFLAGS='-lpthread'
+
+    if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
+        conf.ADD_CFLAGS(PTHREAD_CFLAGS)
+        conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
+        conf.CHECK_HEADERS('pthread.h')
+        conf.DEFINE('HAVE_PTHREAD', '1')
 
     default_static_modules=TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
                                       auth_sam auth_unix auth_winbind auth_wbc auth_server