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Add the missing "help <command>" functionality in cmd (patch by Pierre Schweitzer, heis_spiter AT hotmail DOT com)

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I slightly modified the patch to include a terminating null character
See issue #2406 for more details.

svn path=/trunk/; revision=27722
This commit is contained in:
Colin Finck 2007-07-18 19:41:25 +00:00
parent 13f80b1452
commit 244d310147
1 changed files with 20 additions and 4 deletions
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24
reactos/base/shell/cmd/internal.c
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@ -127,11 +127,14 @@
* Remove all hard code string so they can be
* translate to other langues.
*
* 19-jul-2005 (Brandon Turner <turnerb7@msu.edu)
* 19-Jul-2005 (Brandon Turner <turnerb7@msu.edu>)
* Rewrite the CD, it working as Windows 2000 CMD
*
* 19-jul-2005 (Magnus Olsen <magnus@greatlord.com)
* Add SetRootPath and GetRootPath
* 19-Jul-2005 (Magnus Olsen <magnus@greatlord.com>)
* Add SetRootPath and GetRootPath
*
* 14-Jul-2007 (Pierre Schweitzer <heis_spiter@hotmail.com>)
* Added commands help display to help command (ex. : "help cmd")
*/
#include <precomp.h>
@ -760,7 +763,20 @@ INT CommandShowCommands (LPTSTR cmd, LPTSTR param)
INT CommandShowCommandsDetail (LPTSTR cmd, LPTSTR param)
{
PrintCommandListDetail ();
/* If a param was send, display help of correspondent command */
if (_tcslen(param))
{
LPTSTR NewCommand = malloc((_tcslen(param)+4)*sizeof(TCHAR));
_tcscpy(NewCommand, param);
_tcscat(NewCommand, _T(" /?\0"));
DoCommand(NewCommand);
free(NewCommand);
}
/* Else, display detailed commands list */
else
{
PrintCommandListDetail ();
}
return 0;
}