diff options
Diffstat (limited to '')
| -rw-r--r-- | config.c | 73 |
1 files changed, 70 insertions, 3 deletions
@@ -1,3 +1,54 @@ +/* $Id: config.c,v 1.2 2000/03/06 06:04:06 reinelt Exp $ + * + * config file stuff + * + * Copyright 1999, 2000 by Michael Reinelt (reinelt@eunet.at) + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + * + * + * $Log: config.c,v $ + * Revision 1.2 2000/03/06 06:04:06 reinelt + * + * minor cleanups + * + * + */ + +/* + * exported functions: + * + * cfg_set (key, value) + * pre-set key's value + * should be called before cfg_read() + * so we can specify 'default values' + * + * cfg_get (key) + * return the a value for a given key + * or NULL if key does not exist + * + * cfg_read (file) + * read configuration from file + * returns 0 if successful + * returns -1 in case of an error + * + * cfg_file (void) + * returns the file the configuration was read from + * + */ + #include <stdlib.h> #include <stdio.h> #include <string.h> @@ -10,9 +61,11 @@ typedef struct { char *val; } ENTRY; +static char *Config_File=NULL; static ENTRY *Config=NULL; static int nConfig=0; + static char *strip (char *s) { char *p; @@ -30,7 +83,8 @@ static char *strip (char *s) return s; } -void set_cfg (char *key, char *val) + +void cfg_set (char *key, char *val) { int i; @@ -47,7 +101,8 @@ void set_cfg (char *key, char *val) Config[i].val=strdup(val); } -char *get_cfg (char *key) + +char *cfg_get (char *key) { int i; @@ -60,7 +115,7 @@ char *get_cfg (char *key) } -int read_cfg (char *file) +int cfg_read (char *file) { FILE *stream; char buffer[256]; @@ -71,6 +126,10 @@ int read_cfg (char *file) fprintf (stderr, "open(%s) failed: %s\n", file, strerror(errno)); return-1; } + + if (Config_File) free (Config_File); + Config_File=strdup(file); + while ((line=fgets(buffer,256,stream))!=NULL) { if (*(line=strip(line))=='\0') continue; for (p=line; *p; p++) { @@ -96,3 +155,11 @@ int read_cfg (char *file) return 0; } + +char *cfg_file (void) +{ + if (Config_File) + return Config_File; + else + return ""; +} |