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/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#define COMMAND_GROUPS_INTERNAL_ACCESS
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#include "common/setup_before.h"
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#include <math.h>
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#include <stdio.h>
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#ifdef HAVE_STDDEF_H
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# include <stddef.h>
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#else
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# ifndef NULL
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# define NULL ((void *)0)
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# endif
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#endif
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#ifdef STDC_HEADERS
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# include <stdlib.h>
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#else
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# ifdef HAVE_MALLOC_H
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# include <malloc.h>
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# endif
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#endif
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#ifdef HAVE_STRING_H
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# include <string.h>
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#else
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# ifdef HAVE_STRINGS_H
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# include <strings.h>
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# endif
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#endif
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#include <errno.h>
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#include "common/eventlog.h"
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#include "common/list.h"
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#include "compat/strerror.h"
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#include "prefs.h"
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#include "common/util.h"
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#include "common/xalloc.h"
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#include "command_groups.h"
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#include "common/setup_after.h"
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//#define COMMANDGROUPSDEBUG 1
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static t_list * command_groups_head=NULL;
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static FILE * fp = NULL;
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extern int command_groups_load(char const * filename)
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{
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unsigned int line;
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unsigned int pos;
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char * buff;
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char * temp;
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char const * command;
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unsigned int group;
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t_command_groups * entry;
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if (!filename) {
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eventlog(eventlog_level_error,__FUNCTION__,"got NULL filename");
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return -1;
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}
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if (!(fp = fopen(filename,"r"))) {
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eventlog(eventlog_level_error,__FUNCTION__,"could not open file \"%s\" for reading (fopen: %s)",filename,pstrerror(errno));
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return -1;
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}
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command_groups_head = list_create();
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for (line=1; (buff = file_get_line(fp)); line++) {
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for (pos=0; buff[pos]=='\t' || buff[pos]==' '; pos++);
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if (buff[pos]=='\0' || buff[pos]=='#') {
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continue;
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}
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if ((temp = strrchr(buff,'#'))) {
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unsigned int len;
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unsigned int endpos;
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*temp = '\0';
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len = strlen(buff)+1;
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for (endpos=len-1; buff[endpos]=='\t' || buff[endpos]==' '; endpos--);
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buff[endpos+1] = '\0';
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}
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if (!(temp = strtok(buff," \t"))) { /* strtok modifies the string it is passed */
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eventlog(eventlog_level_error,__FUNCTION__,"missing group on line %u of file \"%s\"",line,filename);
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continue;
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}
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if (str_to_uint(temp,&group)<0) {
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eventlog(eventlog_level_error,__FUNCTION__,"group '%s' not a valid group (1-8)",temp);
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continue;
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}
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if (group == 0 || group > 8) {
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eventlog(eventlog_level_error,__FUNCTION__,"group '%u' not within groups limits (1-8)",group);
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continue;
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}
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while ((command = strtok(NULL," \t"))) {
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entry = xmalloc(sizeof(t_command_groups));
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entry->group = 1 << (group-1);
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entry->command = xstrdup(command);
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list_append_data(command_groups_head,entry);
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#ifdef COMMANDGROUPSDEBUG
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eventlog(eventlog_level_info,__FUNCTION__,"Added command: %s - with group %u",entry->command,entry->group);
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#endif
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}
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}
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file_get_line(NULL); // clear file_get_line buffer
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fclose(fp);
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return 0;
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}
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extern int command_groups_unload(void)
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{
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t_elem * curr;
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t_command_groups * entry;
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if (command_groups_head) {
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LIST_TRAVERSE(command_groups_head,curr) {
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if (!(entry = elem_get_data(curr)))
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eventlog(eventlog_level_error,__FUNCTION__,"found NULL entry in list");
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else {
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xfree(entry->command);
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xfree(entry);
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}
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list_remove_elem(command_groups_head,&curr);
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}
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list_destroy(command_groups_head);
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command_groups_head = NULL;
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}
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return 0;
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}
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extern unsigned int command_get_group(char const * command)
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{
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t_elem const * curr;
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t_command_groups * entry;
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if (command_groups_head) {
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LIST_TRAVERSE(command_groups_head,curr) {
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if (!(entry = elem_get_data(curr)))
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eventlog(eventlog_level_error,__FUNCTION__,"found NULL entry in list");
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else if (!(strcmp(entry->command,command)))
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return entry->group;
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}
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}
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return 0;
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}
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extern int command_groups_reload(char const * filename)
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{
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command_groups_unload();
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return command_groups_load(filename);
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}
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