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/* Copyright (C) 1998, 1999 Thorsten Kukuk
This file is part of the yp-tools.
Author: Thorsten Kukuk <kukuk@suse.de>
This program 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 2, or (at your option)
any later version.
This program 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 this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <ctype.h>
#include <locale.h>
#include <libintl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include "nicknames.h"
#ifndef _
#define _(String) gettext (String)
#endif
#ifndef N_
#define N_(String) String
#endif
struct ypalias
{
char *alias, *name;
struct ypalias *next;
};
static struct ypalias *ypaliases = NULL;
static void
load_nicknames (void)
{
FILE *fp;
char *line;
size_t len;
int i = 0;
/* Open the nickname file. */
fp = fopen (NICKNAMEFILE, "r");
if (fp == NULL)
{
fprintf (stderr, _("nickname file %s does not exist.\n"), NICKNAMEFILE);
return;
}
line = NULL;
len = 0;
do
{
struct ypalias *ptr;
ssize_t n;
char *cp;
n = getline (&line, &len, fp);
if (n < 0)
break;
++i;
if (line[n - 1] == '\n')
line[n - 1] = '\0';
cp = strchr (line, '#');
if (cp != NULL)
*cp = '\0';
/* If the line is blank it is ignored. */
if (line[0] == '\0')
continue;
/* Each line contains an alias and the full name */
cp = line;
while (!isspace ((int)*cp) && *cp != '\0')
++cp;
if (*cp == '\0')
{
fprintf (stderr, _("Bogus entry in line %d: %s\n"), i, line);
continue;
}
*cp = '\0';
++cp;
while (isspace ((int)*cp) && *cp != '\0')
++cp;
if (*cp == '\0')
{
fprintf (stderr, _("Bogus entry in line %d: %s\n"), i, line);
continue;
}
ptr = calloc (1, sizeof (struct ypalias));
ptr->next = ypaliases;
ptr->alias = strdup (line);
ptr->name = strdup (cp);
ypaliases = ptr;
}
while (!feof (fp));
/* Free the buffer. */
free (line);
/* Close configuration file. */
fclose (fp);
}
const char *
getypalias (const char *alias)
{
struct ypalias *ptr;
if (ypaliases == NULL)
load_nicknames ();
ptr = ypaliases;
while (ptr != NULL)
{
if (strcmp (alias, ptr->alias) == 0)
return ptr->name;
ptr = ptr->next;
}
return alias;
}
void
print_nicknames (void)
{
struct ypalias *ptr;
if (ypaliases == NULL)
load_nicknames ();
ptr = ypaliases;
while (ptr != NULL)
{
fprintf (stdout, _("Use \"%s\"\tfor map \"%s\"\n"), ptr->alias, ptr->name);
ptr = ptr->next;
}
}
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