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io/bug-ftw1.c
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Paul Eggert
Update copyright dates with scripts/update-copyrights
02 янв 2026, 00:42
02 янв 2026, 00:42
66f3e92
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/* Test for ftw function searching in root directory. Copyright (C) 2001-2026 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 <https://www.gnu.org/licenses/>. */ #include <ftw.h> #include <mcheck.h> #include <stdio.h> #include <string.h> int result; int cnt; int sawroot; static int callback (const char *fname, const struct stat *st, int flag) { if (++cnt >= 10) return 1; printf ("%d: \"%s\" -> ", cnt, fname); if (strcmp (fname, "/") == 0 && sawroot) { puts ("root directory reported twice"); result = 1; } else if (fname[0] != '/') { puts ("missing '/' as first character"); result = 1; } else if (fname[1] == '/') { puts ("double '/' at beginning"); result = 1; } else { puts ("OK"); sawroot |= strcmp (fname, "/") == 0; } return 0; } int main (void) { mtrace (); ftw ("/", callback, 10); if (! sawroot) { puts ("root directory wasn't reported"); result = 1; } return result; }