don't produce a false negative for %z with CFLAGS=-Werror

2018-05-18 12:17:31 +10:00
parent 906565a274
commit 800012de23
1 changed files with 3 additions and 1 deletions
@@ -3690,12 +3690,14 @@ AC_CHECK_FUNC(vsnprintf, [],
 AC_MSG_CHECKING(printf for %z support)
 AC_TRY_RUN([
 #include <stdio.h>
+
+int
 main() {
 	size_t j = 0;
 	char buf[100];
 	buf[0] = 0;
 	sprintf(buf, "%zu", j);
-	exit(strcmp(buf, "0") != 0);
+	return ((buf[0] == '0' && buf[1] == '\0') ? 0 : 1);
 }
 ],
 	[AC_MSG_RESULT(yes)],