| /* GLib |
| * test-common.c: Common test code |
| * |
| * Copyright (C) 2014 Red Hat, Inc |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This 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 |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public |
| * License along with this library; if not, write to the |
| * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| * Boston, MA 02111-1307, USA. |
| */ |
| |
| #include <glib.h> |
| #include <string.h> |
| |
| #include <locale.h> |
| |
| #ifdef G_OS_WIN32 |
| #include <io.h> |
| #else |
| #include <unistd.h> |
| #endif |
| |
| #include "test-common.h" |
| |
| char * |
| diff_with_file (const char *file, |
| char *text, |
| gssize len, |
| GError **error) |
| { |
| const char *command[] = { "diff", "-u", "-i", file, NULL, NULL }; |
| char *diff, *tmpfile; |
| int fd; |
| |
| diff = NULL; |
| |
| if (len < 0) |
| len = strlen (text); |
| |
| /* write the text buffer to a temporary file */ |
| fd = g_file_open_tmp (NULL, &tmpfile, error); |
| if (fd < 0) |
| return NULL; |
| |
| if (write (fd, text, len) != (int) len) |
| { |
| close (fd); |
| g_set_error (error, |
| G_FILE_ERROR, G_FILE_ERROR_FAILED, |
| "Could not write data to temporary file '%s'", tmpfile); |
| goto done; |
| } |
| close (fd); |
| command[4] = tmpfile; |
| |
| /* run diff command */ |
| g_spawn_sync (NULL, |
| (char **) command, |
| NULL, |
| G_SPAWN_SEARCH_PATH, |
| NULL, NULL, |
| &diff, |
| NULL, NULL, |
| error); |
| |
| done: |
| unlink (tmpfile); |
| g_free (tmpfile); |
| |
| return diff; |
| } |