135 lines
3.6 KiB
C
135 lines
3.6 KiB
C
/*****************************************************************************
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*
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* Monitoring Plugins extra_opts library
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*
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* License: GPL
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* Copyright (c) 2007 Monitoring Plugins Development Team
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*
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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, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*
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*****************************************************************************/
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#include "common.h"
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#include "utils_base.h"
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#include "parse_ini.h"
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#include "extra_opts.h"
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/* FIXME: copied from utils.h; we should move a bunch of libs! */
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bool is_option2 (char *str)
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{
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if (!str)
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return false;
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else if (strspn (str, "-") == 1 || strspn (str, "-") == 2)
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return true;
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else
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return false;
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}
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/* this is the externally visible function used by plugins */
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char **np_extra_opts(int *argc, char **argv, const char *plugin_name){
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np_arg_list *extra_args=NULL, *ea1=NULL, *ea_tmp=NULL;
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char **argv_new=NULL;
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char *argptr=NULL;
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int i, j, optfound, argc_new, ea_num=*argc;
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if(*argc<2) {
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/* No arguments provided */
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return argv;
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}
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for(i=1; i<*argc; i++){
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argptr=NULL;
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optfound=0;
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/* Do we have an extra-opts parameter? */
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if(strncmp(argv[i], "--extra-opts=", 13)==0){
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/* It is a single argument with value */
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argptr=argv[i]+13;
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/* Delete the extra opts argument */
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for(j=i;j<*argc;j++) argv[j]=argv[j+1];
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i--;
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*argc-=1;
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}else if(strcmp(argv[i], "--extra-opts")==0){
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if((i+1<*argc)&&!is_option2(argv[i+1])){
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/* It is a argument with separate value */
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argptr=argv[i+1];
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/* Delete the extra-opts argument/value */
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for(j=i;j<*argc-1;j++) argv[j]=argv[j+2];
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i-=2;
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*argc-=2;
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ea_num--;
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}else{
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/* It has no value */
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optfound=1;
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/* Delete the extra opts argument */
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for(j=i;j<*argc;j++) argv[j]=argv[j+1];
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i--;
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*argc-=1;
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}
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}
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/* If we found extra-opts, expand them and store them for later*/
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if(argptr||optfound){
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/* Process ini section, returning a linked list of arguments */
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ea1=np_get_defaults(argptr, plugin_name);
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if(ea1==NULL) {
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/* no extra args (empty section)? */
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ea_num--;
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continue;
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}
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/* append the list to extra_args */
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if(extra_args==NULL){
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extra_args=ea1;
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while((ea1 = ea1->next)) ea_num++;
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}else{
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ea_tmp=extra_args;
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while(ea_tmp->next) {
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ea_tmp=ea_tmp->next;
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}
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ea_tmp->next=ea1;
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while((ea1 = ea1->next)) ea_num++;
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}
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ea1=ea_tmp=NULL;
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}
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} /* lather, rince, repeat */
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if(ea_num==*argc && extra_args==NULL){
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/* No extra-opts */
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return argv;
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}
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/* done processing arguments. now create a new argv array... */
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argv_new=(char**)malloc((ea_num+1)*sizeof(char**));
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if(argv_new==NULL) die(STATE_UNKNOWN, _("malloc() failed!\n"));
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/* starting with program name */
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argv_new[0]=argv[0];
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argc_new=1;
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/* then parsed ini opts (frying them up in the same run) */
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while(extra_args){
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argv_new[argc_new++]=extra_args->arg;
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ea1=extra_args;
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extra_args=extra_args->next;
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free(ea1);
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}
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/* finally the rest of the argv array */
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for (i=1; i<*argc; i++) argv_new[argc_new++]=argv[i];
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*argc=argc_new;
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/* and terminate. */
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argv_new[argc_new]=NULL;
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return argv_new;
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}
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