diff options
Diffstat (limited to 'stdio-common/test_rdwr.c')
-rw-r--r-- | stdio-common/test_rdwr.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/stdio-common/test_rdwr.c b/stdio-common/test_rdwr.c deleted file mode 100644 index c7e0c4da06..0000000000 --- a/stdio-common/test_rdwr.c +++ /dev/null @@ -1,128 +0,0 @@ -/* Copyright (C) 1991-2017 Free Software Foundation, Inc. - 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 - <http://www.gnu.org/licenses/>. */ - -#include <errno.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - - -int -main (int argc, char **argv) -{ - static const char hello[] = "Hello, world.\n"; - static const char replace[] = "Hewwo, world.\n"; - static const size_t replace_from = 2, replace_to = 4; - char filename[FILENAME_MAX]; - char *name = strrchr (*argv, '/'); - char buf[BUFSIZ]; - FILE *f; - int lose = 0; - - if (name != NULL) - ++name; - else - name = *argv; - - (void) sprintf (filename, "/tmp/%s.test", name); - - f = fopen (filename, "w+"); - if (f == NULL) - { - perror (filename); - exit (1); - } - - (void) fputs (hello, f); - rewind (f); - (void) fgets (buf, sizeof (buf), f); - rewind (f); - (void) fputs (buf, f); - rewind (f); - { - size_t i; - for (i = 0; i < replace_from; ++i) - { - int c = getc (f); - if (c == EOF) - { - printf ("EOF at %Zu.\n", i); - lose = 1; - break; - } - else if (c != hello[i]) - { - printf ("Got '%c' instead of '%c' at %Zu.\n", - (unsigned char) c, hello[i], i); - lose = 1; - break; - } - } - } - - { - long int where = ftell (f); - if (where == (long int) replace_from) - { - size_t i; - for (i = replace_from; i < replace_to; ++i) - if (putc(replace[i], f) == EOF) - { - printf ("putc('%c') got %s at %Zu.\n", - replace[i], strerror (errno), i); - lose = 1; - break; - } - } - else if (where == -1L) - { - printf ("ftell got %s (should be at %Zu).\n", - strerror (errno), replace_from); - lose = 1; - } - else - { - printf ("ftell returns %lu; should be %Zu.\n", where, replace_from); - lose = 1; - } - } - - if (!lose) - { - rewind (f); - if (fgets (buf, sizeof (buf), f) == NULL) - { - printf ("fgets got %s.\n", strerror(errno)); - lose = 1; - } - else if (strcmp (buf, replace)) - { - printf ("Read \"%s\" instead of \"%s\".\n", buf, replace); - lose = 1; - } - } - - if (lose) - printf ("Test FAILED! Losing file is \"%s\".\n", filename); - else - { - (void) remove (filename); - puts ("Test succeeded."); - } - - return lose ? EXIT_FAILURE : EXIT_SUCCESS; -} |