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https://github.com/reactos/reactos.git
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119 lines
2.6 KiB
C
119 lines
2.6 KiB
C
/*
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* GOTO.C - goto internal batch command.
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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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* 28 Jul 1998 (Hans B Pufal) [HBP_003]
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* Terminate label on first space character, use only first 8 chars of
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* label string
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*
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* 24-Jan-1999 (Eric Kohl)
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* Unicode and redirection safe!
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*
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* 27-Jan-1999 (Eric Kohl)
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* Added help text ("/?").
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*
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* 28-Apr-2005 (Magnus Olsen <magnus@greatlord.com>)
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* Remove all hardcoded strings in En.rc
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*/
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#include "precomp.h"
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/*
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* Perform GOTO command.
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*
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* Only valid if batch file current.
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*
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*/
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INT cmd_goto (LPTSTR param)
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{
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LPTSTR tmp, tmp2;
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TRACE ("cmd_goto (\'%s\')\n", debugstr_aw(param));
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if (!_tcsncmp (param, _T("/?"), 2))
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{
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ConOutResPaging(TRUE,STRING_GOTO_HELP1);
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return 0;
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}
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/* if not in batch -- error!! */
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if (bc == NULL)
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{
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return 1;
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}
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if (*param == _T('\0'))
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{
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ConErrResPrintf(STRING_GOTO_ERROR1);
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ExitBatch();
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return 1;
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}
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/* terminate label at first space char */
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tmp = param+1;
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while (!_istcntrl (*tmp) && !_istspace (*tmp) && (*tmp != _T(':')))
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tmp++;
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*(tmp) = _T('\0');
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/* jump to end of the file */
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if ( _tcsicmp( param, _T(":eof"))==0)
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{
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bc->mempos=bc->memsize; /* position at the end of the batchfile */
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return 0;
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}
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/* jump to begin of the file */
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bc->mempos=0;
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while (BatchGetString (textline, sizeof(textline) / sizeof(textline[0])))
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{
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int pos;
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INT_PTR size;
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/* Strip out any trailing spaces or control chars */
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tmp = textline + _tcslen (textline) - 1;
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while (tmp > textline && (_istcntrl (*tmp) || _istspace (*tmp) || (*tmp == _T(':'))))
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tmp--;
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*(tmp + 1) = _T('\0');
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/* Then leading spaces... */
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tmp = textline;
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while (_istspace (*tmp))
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tmp++;
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/* All space after leading space terminate the string */
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size = _tcslen(tmp) -1;
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pos=0;
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while (tmp+pos < tmp+size)
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{
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if (_istspace(tmp[pos]))
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tmp[pos]=_T('\0');
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pos++;
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}
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tmp2 = param;
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/* use whole label name */
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if ((*tmp == _T(':')) && ((_tcsicmp (++tmp, param) == 0) || (_tcsicmp (tmp, ++tmp2) == 0)))
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return 0;
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}
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ConErrResPrintf(STRING_GOTO_ERROR2, param);
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ExitBatch();
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return 1;
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}
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/* EOF */
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