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/***************************************************************************
* Copyright (C) 2008 by Alexander Block *
* ablock@blocksoftware.net *
* *
* 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 of the License, 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. *
***************************************************************************/
#include "config.h"
#include "args.h"
#include "error.h"
#include <stdlib.h>
#include <string.h>
static int hexec_args_grow(struct args_t* args, int argc)
{
if(args->max_argc >= argc)
return 0;
args->argv = (char**)realloc(args->argv, (argc + 1) * sizeof(char*));
args->max_argc = argc;
return 0;
}
int hexec_args_init(struct args_t* args)
{
args->argv = NULL;
args->argc = 0;
args->max_argc = 0;
return 0;
}
int hexec_args_free(struct args_t* args)
{
int i;
for(i = 0; i < args->argc; i++)
free(args->argv[i]);
free(args->argv);
args->argv = NULL;
args->argc = 0;
args->max_argc = 0;
return 0;
}
int hexec_args_add(struct args_t* args, const char* arg)
{
hexec_args_grow(args, args->argc + 1);
args->argv[args->argc++] = strdup(arg);
args->argv[args->argc] = NULL;
return 0;
}
int hexec_args_remove(struct args_t* args, int idx)
{
free(args->argv[idx]);
memmove(args->argv + idx, args->argv + idx + 1, (args->argc - idx - 1) * sizeof(char*));
args->argc--;
args->argv[args->argc] = NULL;
return 0;
}
int hexec_args_replace(struct args_t* args, int idx, const char* arg)
{
free(args->argv[idx]);
args->argv[idx] = strdup(arg);
return 0;
}
int hexec_args_from_array(struct args_t* args, char* const argv[])
{
int i;
hexec_args_init(args);
for(i = 0; argv[i]; i++)
hexec_args_add(args, argv[i]);
return 0;
}
int hexec_args_from_va_list(struct args_t* args, const char* first, va_list* va)
{
hexec_args_init(args);
if(first)
hexec_args_add(args, first);
while(1)
{
const char* arg = va_arg(*va, const char*);
if(!arg)
break;
hexec_args_add(args, arg);
}
return 0;
}
int hexec_args_print(struct args_t* args)
{
int i;
for(i = 0; i < args->argc; i++)
{
if(i)
hexec_log(" ");
hexec_log("\"%s\"", args->argv[i]);
}
return 0;
}
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