152 lines
3.5 KiB
C
152 lines
3.5 KiB
C
/* $Id$ */
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/* Copyright (c) 2014 Pierre Pronchery <khorben@defora.org> */
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/* This file is part of DeforaOS System libSystem */
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/* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3 of the License.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <unistd.h>
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#include <stdio.h>
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#include <string.h>
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#include "System/config.h"
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#include "System/error.h"
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#ifndef PROGNAME
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# define PROGNAME "configctl"
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#endif
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/* configctl */
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/* private */
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/* prototypes */
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static int _configctl(int verbose, int write, char const * filename, int argc,
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char * argv[]);
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static int _error(char const * progname, int ret);
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static int _usage(void);
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/* functions */
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/* configctl */
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static int _configctl_do(int verbose, char const * filename,
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char const * section, char const * key, char const * value);
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static int _configctl(int verbose, int write, char const * filename, int argc,
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char * argv[])
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{
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int ret = 0;
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int i;
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char * section;
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char * key;
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char * value = NULL;
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for(i = 0; i < argc; i++)
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{
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section = argv[i];
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if((key = strchr(section, '.')) == NULL)
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{
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key = section;
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section = NULL;
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}
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else
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*(key++) = '\0';
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if(write && (value = strchr(key, '=')) != NULL)
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*(value++) = '\0';
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ret |= _configctl_do(verbose, filename, section, key, value);
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}
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return (ret == 0) ? 0 : 2;
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}
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static int _configctl_do(int verbose, char const * filename,
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char const * section, char const * key, char const * value)
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{
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int ret = 0;
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Config * config;
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char const * p;
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if((config = config_new()) == NULL)
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ret = _error(PROGNAME, 1);
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if(config_load(config, filename) != 0)
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ret = _error(PROGNAME, 1);
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else if(value == NULL && (p = config_get(config, section, key)) != NULL)
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printf("%s%s%s%s%s\n",
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(verbose && section != NULL) ? section : "",
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(verbose && section != NULL) ? "." : "",
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(verbose) ? key : "", (verbose) ? "=" : "", p);
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else if(value != NULL)
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{
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printf("%s%s%s%s%s\n",
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(verbose && section != NULL) ? section : "",
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(verbose && section != NULL) ? "." : "",
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(verbose) ? key : "", (verbose) ? "=" : "",
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value);
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if(config_set(config, section, key, value) != 0)
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ret = _error(PROGNAME, 1);
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if(config_save(config, filename) != 0)
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ret = _error(PROGNAME, 1);
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}
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else
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ret = _error(PROGNAME, 1);
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config_delete(config);
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return ret;
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}
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/* error */
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static int _error(char const * progname, int ret)
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{
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error_print(progname);
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return ret;
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}
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/* usage */
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static int _usage(void)
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{
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fputs("Usage: " PROGNAME " -f filename [-v] [section.]key...\n"
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" " PROGNAME " -w -f filename [-v] [section.]key[=value]...\n", stderr);
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return 1;
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}
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/* public */
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/* functions */
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/* main */
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int main(int argc, char * argv[])
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{
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int o;
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int verbose = 0;
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int write = 0;
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char const * filename = NULL;
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while((o = getopt(argc, argv, "f:vw")) != -1)
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switch(o)
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{
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case 'f':
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filename = optarg;
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break;
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case 'v':
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verbose = 1;
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break;
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case 'w':
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write = 1;
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break;
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default:
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return _usage();
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}
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if(filename == NULL || optind == argc)
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return _usage();
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return (_configctl(verbose, write, filename, argc - optind,
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&argv[optind]) == 0) ? 0 : 2;
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}
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