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arg_desc.c
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arg_desc.c
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/****************************************************************************\
* arg_desc.c
*****************************************************************************
* Copyright (C) 2005 The Regents of the University of California.
* Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
* CODE-OCEC-09-009. All rights reserved.
*
* This file is part of SLURM, a resource management program.
* For details, see <http://slurm.schedmd.com/>.
* Please also read the included file: DISCLAIMER.
*
* SLURM 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.
*
* In addition, as a special exception, the copyright holders give permission
* to link the code of portions of this program with the OpenSSL library under
* certain conditions as described in each individual source file, and
* distribute linked combinations including the two. You must obey the GNU
* General Public License in all respects for all of the code used other than
* OpenSSL. If you modify file(s) with this exception, you may extend this
* exception to your version of the file(s), but you are not obligated to do
* so. If you do not wish to do so, delete this exception statement from your
* version. If you delete this exception statement from all source files in
* the program, then also delete it here.
*
* SLURM 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 SLURM; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
\****************************************************************************/
#include <string.h>
#include "src/common/arg_desc.h"
#include "src/common/macros.h"
#include "src/common/xassert.h"
/*
* Define slurm-specific aliases for use by plugins, see slurm_xlator.h
* for details.
*/
strong_alias(arg_count, slurm_arg_count);
strong_alias(arg_idx_by_name, slurm_arg_idx_by_name);
strong_alias(arg_name_by_idx, slurm_arg_name_by_idx);
int
arg_count( const arg_desc_t *desc )
{
int i;
if ( desc == NULL ) return 0;
i = 0;
while ( desc[ i ].name != NULL ) ++i;
return i;
}
int
arg_idx_by_name( const arg_desc_t *desc, const char *name )
{
int i;
if ( desc == NULL ) return -1;
if ( name == NULL ) return -1;
for ( i = 0; desc[ i ].name != NULL; ++i ) {
if ( strcmp( desc[ i ].name, name ) == 0 ) {
return i;
}
}
return -1;
}
const char *
arg_name_by_idx( const arg_desc_t *desc, const int idx )
{
int i = idx;
if ( desc == NULL ) return NULL;
while ( i > 0 ) {
if ( desc[ i ].name != NULL ) --i;
}
return desc[ i ].name;
}