@@ -1,70 +1,72 @@
-/* Test for ungetc bugs. */
+/* Test for ungetc bugs.
+ Copyright (C) 1996-2024 Free Software Foundation, Inc.
+ Copyright The GNU Toolchain Authors.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
#include <stdio.h>
#include <stdlib.h>
-#include <unistd.h>
-
-#undef assert
-#define assert(x) \
- if (!(x)) \
- { \
- fputs ("test failed: " #x "\n", stderr); \
- retval = 1; \
- goto the_end; \
- }
+#include <support/check.h>
+#include <support/support.h>
+#include <support/temp_file.h>
+#include <support/xstdio.h>
+#include <support/xunistd.h>
-int
-main (int argc, char *argv[])
+static int
+do_test (void)
{
- char name[] = "/tmp/tst-ungetc.XXXXXX";
+ char *name = NULL;
FILE *fp = NULL;
- int retval = 0;
int c;
char buffer[64];
- int fd = mkstemp (name);
+ int fd = create_temp_file ("tst-ungetc.", &name);
if (fd == -1)
- {
- printf ("mkstemp failed: %m\n");
- return 1;
- }
- close (fd);
- fp = fopen (name, "w");
- assert (fp != NULL)
- fputs ("bla", fp);
- fclose (fp);
- fp = NULL;
+ FAIL_EXIT1 ("cannot create temporary file: %m");
+ xclose (fd);
- fp = fopen (name, "r");
- assert (fp != NULL);
- assert (ungetc ('z', fp) == 'z');
- assert (getc (fp) == 'z');
- assert (getc (fp) == 'b');
- assert (getc (fp) == 'l');
- assert (ungetc ('m', fp) == 'm');
- assert (getc (fp) == 'm');
- assert ((c = getc (fp)) == 'a');
- assert (getc (fp) == EOF);
- assert (ungetc (c, fp) == c);
- assert (feof (fp) == 0);
- assert (getc (fp) == c);
- assert (getc (fp) == EOF);
- fclose (fp);
- fp = NULL;
+ fp = xfopen (name, "w");
+ fputs ("bla", fp);
+ xfclose (fp);
- fp = fopen (name, "r");
- assert (fp != NULL);
- assert (getc (fp) == 'b');
- assert (getc (fp) == 'l');
- assert (ungetc ('b', fp) == 'b');
- assert (fread (buffer, 1, 64, fp) == 2);
- assert (buffer[0] == 'b');
- assert (buffer[1] == 'a');
+ fp = xfopen (name, "r");
+ TEST_VERIFY_EXIT (ungetc ('z', fp) == 'z');
+ TEST_VERIFY_EXIT (getc (fp) == 'z');
+ TEST_VERIFY_EXIT (getc (fp) == 'b');
+ TEST_VERIFY_EXIT (getc (fp) == 'l');
+ TEST_VERIFY_EXIT (ungetc ('m', fp) == 'm');
+ TEST_VERIFY_EXIT (getc (fp) == 'm');
+ TEST_VERIFY_EXIT ((c = getc (fp)) == 'a');
+ TEST_VERIFY_EXIT (getc (fp) == EOF);
+ TEST_VERIFY_EXIT (ungetc (c, fp) == c);
+ TEST_VERIFY_EXIT (feof (fp) == 0);
+ TEST_VERIFY_EXIT (getc (fp) == c);
+ TEST_VERIFY_EXIT (getc (fp) == EOF);
+ xfclose (fp);
-the_end:
- if (fp != NULL)
- fclose (fp);
- unlink (name);
+ fp = xfopen (name, "r");
+ TEST_VERIFY_EXIT (getc (fp) == 'b');
+ TEST_VERIFY_EXIT (getc (fp) == 'l');
+ TEST_VERIFY_EXIT (ungetc ('b', fp) == 'b');
+ TEST_VERIFY_EXIT (fread (buffer, 1, 64, fp) == 2);
+ TEST_VERIFY_EXIT (buffer[0] == 'b');
+ TEST_VERIFY_EXIT (buffer[1] == 'a');
+ xfclose (fp);
- return retval;
+ return 0;
}
+
+#include <support/test-driver.c>