mes/scaffold/tests/99-readdir.c

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/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or (at
* your option) any later version.
*
* GNU Mes 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <libmes.h>
#include <string.h>
#include <dirent.h>
#include <errno.h>
int
qsort_strcmp (void const* a, void const* b)
{
return strcmp (*((char**) a), *((char**) b));
}
int
main ()
{
DIR *d = opendir ("scaffold/tests/readdir-fu");
if (d)
return 1;
if (errno != ENOENT)
return 2;
d = opendir ("scaffold/tests/99-readdir.c");
if (d)
return 3;
if (errno != ENOTDIR)
return 4;
errno = 0;
d = opendir ("scaffold/tests/readdir.dir");
if (!d)
return 5;
if (errno)
return 6;
int i = 0;
char* list[6] = {0};
struct dirent *entry = readdir (d);
if (!entry)
return 7;
oputs (entry->d_name);
oputs ("\n");
list[i++] = entry->d_name;
entry = readdir (d);
if (!entry)
return 8;
oputs (entry->d_name);
oputs ("\n");
list[i++] = entry->d_name;
entry = readdir (d);
if (!entry)
return 9;
oputs (entry->d_name);
oputs ("\n");
list[i++] = entry->d_name;
entry = readdir (d);
if (!entry)
return 10;
oputs (entry->d_name);
oputs ("\n");
list[i++] = entry->d_name;
entry = readdir (d);
if (!entry)
return 11;
oputs (entry->d_name);
oputs ("\n");
list[i++] = entry->d_name;
entry = readdir (d);
if (entry)
return 12;
oputs ("\nls:\n");
qsort (list, 5, sizeof (char*), qsort_strcmp);
for (int i = 0; i < 5; i++)
{
oputs (list[i]); oputs ("\n");
}
if (strcmp (list[0], "."))
return 13;
if (strcmp (list[4], "link"))
return 14;
return 0;
}