new test system

[libc-test] / src / regression / mkstemp-failure.c

diff --git a/src/regression/mkstemp-failure.c b/src/regression/mkstemp-failure.c
new file mode 100644 (file)
index 0000000..762f1fc
--- /dev/null
+++ b/src/regression/mkstemp-failure.c
@@ -0,0 +1,28 @@
+// commit: 2e6239dd064d201c6e1b0f589bae9ff27949d2eb 2011-02-19
+// commit: 382584724308442f03f3d29f7fc6de9e9d140982 2011-06-12
+// mkstemp should return -1 on bad template
+#define _BSD_SOURCE 1
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include "test.h"
+
+int mkstemp(char *);
+
+#define S "/dev/null/fooXXXX"
+
+int main(void)
+{
+       char p[] = S;
+       int r;
+
+       r = mkstemp(p);
+       if (r != -1)
+               t_error("mkstemp(" S ") did not fail\n");
+       if (memcmp(p, S, sizeof p) != 0)
+               t_error("mkstemp(" S ") modified the template: %s\n", p);
+       if (r == -1 && errno != EINVAL)
+               t_error("mkstemp(" S ") failed with %d [%s] instead of %d [%s]\n",
+                       errno, strerror(errno), EINVAL, strerror(EINVAL));
+       return t_status;
+}