Use nullptr as NULL pointer constant instead of NULL or 0.

This changes only code, no string literals or comments.

1 files changed, 9 insertions, 7 deletions

diff --git a/auto_tests/self_conference_title_change_test.c b/auto_tests/self_conference_title_change_test.c
index c780f320..a8ba7aab 100644
--- a/auto_tests/self_conference_title_change_test.c
+++ b/auto_tests/self_conference_title_change_test.c
@@ -21,7 +21,9 @@
  *  along with Tox.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
-#define _XOPEN_SOURCE 500
+#ifndef _XOPEN_SOURCE
+#define _XOPEN_SOURCE 600
+#endif
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -38,7 +40,7 @@ static const char *newtitle = "kitten over darknet";
 static void cbtitlechange(Tox *tox, uint32_t conference_number, uint32_t peer_number, const uint8_t *title,
                           size_t length, void *user_data)
 {
-    if (!memcmp(title, newtitle, tox_conference_get_title_size(tox, conference_number, NULL))) {
+    if (!memcmp(title, newtitle, tox_conference_get_title_size(tox, conference_number, nullptr))) {
         printf("success: title was changed and updated in the conference");
         exit(0);
     }
@@ -47,12 +49,12 @@ static void cbtitlechange(Tox *tox, uint32_t conference_number, uint32_t peer_nu
 int main(void)
 {
     uint32_t conference_number;
-    struct Tox_Options *to = tox_options_new(NULL);
+    struct Tox_Options *to = tox_options_new(nullptr);
     Tox *t;
     TOX_ERR_CONFERENCE_NEW conference_err;
     TOX_ERR_CONFERENCE_TITLE title_err;
 
-    t = tox_new(to, NULL);
+    t = tox_new(to, nullptr);
     tox_options_free(to);
 
     tox_callback_conference_title(t, &cbtitlechange);
@@ -63,7 +65,7 @@ int main(void)
         return 2;
     }
 
-    tox_iterate(t, NULL);
+    tox_iterate(t, nullptr);
     c_sleep(tox_iteration_interval(t));
 
     if (!tox_conference_set_title(t, conference_number, (const uint8_t *)newtitle, strlen(newtitle), &title_err)) {
@@ -72,9 +74,9 @@ int main(void)
         return 3;
     }
 
-    tox_iterate(t, NULL);
+    tox_iterate(t, nullptr);
     c_sleep(tox_iteration_interval(t));
-    tox_iterate(t, NULL);
+    tox_iterate(t, nullptr);
 
     fprintf(stderr, "error: title was not changed in callback. exiting.\n");