mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-12-27 22:20:24 +00:00
95 lines
2.3 KiB
C
95 lines
2.3 KiB
C
/*
|
|
* Copyright © 2021 Red Hat, Inc.
|
|
*
|
|
* This 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.
|
|
*
|
|
* 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
* Authors: Matthias Clasen <mclasen@redhat.com>
|
|
*/
|
|
|
|
#include <glib.h>
|
|
#include <glib/gstdio.h>
|
|
|
|
#ifdef G_OS_WIN32
|
|
#include <io.h>
|
|
#else
|
|
#include <unistd.h>
|
|
#endif
|
|
|
|
#include "testsuite/testutils.h"
|
|
|
|
char *
|
|
diff_with_file (const char *file1,
|
|
const char *text,
|
|
gssize len,
|
|
GError **error)
|
|
{
|
|
const char *command[] = { "diff", "-u", file1, NULL, NULL };
|
|
char *diff, *tmpfile;
|
|
int fd;
|
|
|
|
diff = NULL;
|
|
|
|
if (g_find_program_in_path ("diff"))
|
|
{
|
|
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[3] = tmpfile;
|
|
|
|
/* run diff command */
|
|
g_spawn_sync (NULL,
|
|
(char **) command,
|
|
NULL,
|
|
G_SPAWN_SEARCH_PATH,
|
|
NULL, NULL,
|
|
&diff,
|
|
NULL, NULL,
|
|
error);
|
|
|
|
done:
|
|
g_unlink (tmpfile);
|
|
g_free (tmpfile);
|
|
}
|
|
else
|
|
{
|
|
char *buf1;
|
|
gsize len1;
|
|
|
|
if (!g_file_get_contents (file1, &buf1, &len1, error))
|
|
return NULL;
|
|
|
|
if ((len != -1 && len != len1) ||
|
|
strncmp (text, buf1, len1) != 0)
|
|
diff = g_strdup ("Files differ.\n");
|
|
|
|
g_free (buf1);
|
|
}
|
|
|
|
return diff;
|
|
}
|