86 lines
2.4 KiB
C
86 lines
2.4 KiB
C
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/****************************************************************************
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*
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* Open Watcom Project
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*
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* Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
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*
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* ========================================================================
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*
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* This file contains Original Code and/or Modifications of Original
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* Code as defined in and that are subject to the Sybase Open Watcom
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* Public License version 1.0 (the 'License'). You may not use this file
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* except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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* ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
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* provided with the Original Code and Modifications, and is also
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* available at www.sybase.com/developer/opensource.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
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* ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
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* NON-INFRINGEMENT. Please see the License for the specific language
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* governing rights and limitations under the License.
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*
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* ========================================================================
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*
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* Description: Multi-platform implementation of getcmd() and _bgetcmd().
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*
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****************************************************************************/
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#include "variety.h"
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#include <limits.h>
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#include <ctype.h>
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#include <string.h>
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#if defined(__NT__)
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#elif defined(__OS2__)
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#endif
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#if !defined( __NETWARE__ ) || defined( _NETWARE_LIBC )
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#include <process.h>
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#endif
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extern char *_LpCmdLine;
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_WCRTLINK int _bgetcmd( char *buffer, int len )
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{
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int cmdlen;
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char *cmd;
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char *tmp;
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if( buffer && (len > 0) )
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*buffer = '\0';
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cmd = _LpCmdLine;
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if( !cmd )
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return( 0 );
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while( *cmd == ' ' || *cmd == '\t' )
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++cmd;
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for( cmdlen = 0, tmp = cmd; *tmp; ++tmp, ++cmdlen )
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;
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if( !buffer || (len <= 0) )
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return( cmdlen );
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len--;
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len = (len < cmdlen) ? len : cmdlen;
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while( len ) {
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*buffer++ = *cmd++;
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--len;
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}
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buffer[len] = '\0';
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return( cmdlen );
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} /* _bgetcmd() */
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_WCRTLINK char *getcmd( char *buffer )
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{
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_bgetcmd( buffer, INT_MAX );
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return( buffer );
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} /* getcmd() */
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