posix.cfg: Ensure null pointer input is correctly handled for gethostname().

2022-04-20 17:40:03 +02:00 · 2022-04-20 17:40:03 +02:00 · 1055b118a4
parent d0ff2a022a
commit 1055b118a4
1 changed files with 8 additions and 0 deletions
--- a/test/cfg/posix.c
+++ b/test/cfg/posix.c
@ -48,6 +48,14 @@ int nullPointer_wcsnlen(const wchar_t *s, size_t n)
    return wcsnlen(s, n);
 }

+int nullPointer_gethostname(char *s, size_t n)
+{
+    // cppcheck-suppress nullPointer
+    (void)gethostname(NULL, n);
+    // No warning is expected
+    return gethostname(s, n);
+}
+
 int nullPointer_wcswidth(const wchar_t *s, size_t n)
 {
    // cppcheck-suppress nullPointer