s3-waf: add check for various sysconf() variables.

Guenther

diff --git a/source3/wscript b/source3/wscript
index dc612724f12a0cc7d22c930dab1e78ab2588042f..59f0a1d5e4ec0d25d6991b55b9c710a5c6eeaffa 100644 (file)
--- a/source3/wscript
+++ b/source3/wscript
@@ -1077,6 +1077,14 @@ ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
                'HAVE_POSIX_FADVISE',
                msg='Checking whether posix_fadvise is available')
 
+    for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
+        conf.CHECK_CODE('''
+                       #include <unistd.h>
+                       return sysconf(%s) == -1 ? 1 : 0;
+                       ''' % v,
+                       'SYSCONF%s' % v,
+                       msg='Checking whether sysconf(%s) is available' % v)
+
     default_static_modules=TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
                                       auth_sam auth_unix auth_winbind auth_wbc auth_server
                                       auth_domain auth_builtin vfs_default