s3-waf: add check for TIME_T_MAX.

Guenther

diff --git a/source3/wscript b/source3/wscript
index 2f73e7d95bdd6f4e2cb083eb2d6ca97263633696..4df1680a9ac3d96e27cd8f58a65be242aa3f7881 100644 (file)
--- a/source3/wscript
+++ b/source3/wscript
@@ -1232,6 +1232,31 @@ syscall(SYS_initgroups, 16, NULL, NULL, 0);
     if os.path.exists('/proc/sys/kernel/core_pattern'):
         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
 
     if os.path.exists('/proc/sys/kernel/core_pattern'):
         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
 

+    if conf.CHECK_CODE('''
+#include <time.h>
+main() {
+       struct tm *tm;
+       if (sizeof(time_t) == 8) {
+               time_t max_time = 0x7fffffffffffffffll;
+               tm = gmtime(&max_time);
+               /* This should fail with 32-bit tm_year. */
+               if (tm == NULL) {
+                       /* Max time_t that works with 32-bit int tm_year in struct tm. */
+                       max_time = 67768036191676799ll;
+                       tm = gmtime(&max_time);
+                       if (tm) {
+                               exit(0);
+                       }
+               }
+       }
+       exit(1);
+}''',
+       '__TIME_T_MAX',
+       addmain=False,
+       execute=True,
+       msg="Checking for the maximum value of the 'time_t' type"):
+            conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
+

     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
     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