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/*
* Ouroboros - Copyright (C) 2016 - 2021
*
* The IPC Resource Manager - Utilities
*
* Dimitri Staessens <dimitri.staessens@ugent.be>
* Sander Vrijders <sander.vrijders@ugent.be>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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., http://www.fsf.org/about/contact/.
*/
#define _POSIX_C_SOURCE 200809L
#include <stdlib.h>
#include <string.h>
void argvfree(char ** argv)
{
char ** argv_dup = argv;
if (argv == NULL)
return;
while (*argv_dup != NULL)
free(*(argv_dup++));
free(argv);
}
char ** argvdup(char ** argv)
{
int argc = 0;
char ** argv_dup = argv;
int i;
if (argv == NULL)
return NULL;
while (*(argv_dup++) != NULL)
argc++;
if (argc != 0) {
argv_dup = malloc((argc + 1) * sizeof(*argv_dup));
for (i = 0; i < argc; ++i) {
argv_dup[i] = strdup(argv[i]);
if (argv_dup[i] == NULL) {
argvfree(argv_dup);
return NULL;
}
}
}
argv_dup[argc] = NULL;
return argv_dup;
}
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