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71 lines
1.3 KiB
C
71 lines
1.3 KiB
C
/*
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* SHIFT.C - shift internal batch command
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*
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*
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* History:
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*
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* 16 Jul 1998 (Hans B Pufal)
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* started.
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*
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* 16 Jul 1998 (John P Price)
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* Separated commands into individual files.
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*
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* 27-Jul-1998 (John P Price <linux-guru@gcfl.net>)
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* added config.h include
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*
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* 07-Jan-1999 (Eric Kohl <ekohl@abo.rhein-zeitung.de>)
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* Added help text ("shift /?") and cleaned up.
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*
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* 20-Jan-1999 (Eric Kohl <ekohl@abo.rhein-zeitung.de>)
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* Unicode and redirection safe!
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*/
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#include "config.h"
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#include <windows.h>
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#include <tchar.h>
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#include <string.h>
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#include "cmd.h"
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#include "batch.h"
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/*
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* Perform the SHIFT command.
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*
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* Only valid inside batch files.
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*
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* FREEDOS extension : optional parameter DOWN to allow shifting
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* parameters backwards.
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*/
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INT cmd_shift (LPTSTR cmd, LPTSTR param)
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{
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#ifdef _DEBUG
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DebugPrintf ("cmd_shift: (\'%s\', \'%s\'\n", cmd, param);
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#endif
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if (!_tcsncmp (param, _T("/?"), 2))
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{
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ConOutPuts (_T("Changes the position of replaceable parameters in a batch file.\n\n"
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"SHIFT [DOWN]"));
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return 0;
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}
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if (bc == NULL)
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{
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/* not in batch - error!! */
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return 1;
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}
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if (!_tcsicmp (param, _T("down")))
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{
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if (bc->shiftlevel)
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bc->shiftlevel--;
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}
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else /* shift up */
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bc->shiftlevel++;
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return 0;
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}
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