112 lines
2.5 KiB
C
112 lines
2.5 KiB
C
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/* Copyright (C) 1999 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1999.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <grp.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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static int errors;
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static void
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write_users (FILE *f, int large_pos, int pos)
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{
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int i;
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if (pos == large_pos)
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{
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/* we need more than 2048 bytes for proper testing. */
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for (i = 0; i < 500; i++)
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fprintf (f, ",user%03d", i);
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}
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fprintf (f, "\n");
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}
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static void
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write_group (const char *filename, int pos)
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{
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FILE *f;
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f = fopen (filename, "w");
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fprintf (f, "one:x:0:one");
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write_users (f, pos, 1);
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fprintf (f, "two:x:1:two");
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write_users (f, pos, 2);
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fprintf (f, "three:x:2");
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write_users (f, pos, 3);
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fclose (f);
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}
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static void
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test_entry (const char *name, gid_t gid, struct group *g)
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{
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if (!g)
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{
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printf ("Error: Entry is empty\n");
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errors++;
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return;
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}
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if ((g->gr_gid == gid) && (strcmp (g->gr_name, name) == 0))
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printf ("Ok: %s: %d\n", g->gr_name, g->gr_gid);
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else
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{
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printf ("Error: %s: %d should be: %s: %d\n", g->gr_name, g->gr_gid,
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name, gid);
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errors++;
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}
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}
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static void
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test_fgetgrent (const char *filename)
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{
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struct group *g;
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FILE *f;
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f = fopen (filename, "r");
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g = fgetgrent (f);
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test_entry ("one", 0, g);
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g = fgetgrent (f);
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test_entry ("two", 1, g);
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g = fgetgrent (f);
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test_entry ("three", 2, g);
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fclose (f);
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}
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int
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main (void)
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{
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char *file = tmpnam (NULL);
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int i;
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for (i = 0; i < 4; i++)
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{
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printf ("Pass %d\n", i);
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write_group (file, i);
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test_fgetgrent (file);
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}
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remove (file);
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return (errors != 0);
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}
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