[hbirr] 19467: - Fixed the parameter check of the echo command.

- Fixed the parameter check of the echo command.
- Remove the first space after the echo command.
- Do never check for parameters if the delimiter is a point.
Modified: trunk/reactos/subsys/system/cmd/echo.c
  _____  

Modified: trunk/reactos/subsys/system/cmd/echo.c
--- trunk/reactos/subsys/system/cmd/echo.c	2005-11-22 14:23:17 UTC
(rev 19466)
+++ trunk/reactos/subsys/system/cmd/echo.c	2005-11-22 18:01:02 UTC
(rev 19467)
@@ -33,44 +33,70 @@

 INT CommandEcho (LPTSTR cmd, LPTSTR param)
 {
 	TCHAR szMsg[RC_STRING_MAX_SIZE];
-	UINT i = 0;
+        LPTSTR p1, p2;
 
 #ifdef _DEBUG
 	DebugPrintf (_T("CommandEcho '%s' : '%s'\n"), cmd, param);
 #endif
 
-	if (!_tcsncmp (param, _T("/?"), 2))
+        if (_tcsicmp (cmd, _T("echo.")) == 0)
 	{
-		ConOutResPaging(TRUE,STRING_ECHO_HELP4);
-		return 0;
-	}
-
-	if (_tcsicmp (cmd, _T("echo.")) == 0)
-	{
 		if (param[0] == 0)
 			ConOutChar (_T('\n'));
 		else
 			ConOutPuts (param);
 	}
-	else
-	{
-		if (_tcsicmp (param, D_OFF) == 0)
-			bEcho = FALSE;
-		else if (_tcsicmp (param, D_ON) == 0)
-			bEcho = TRUE;
-		else if (*param)
+        else
+        {
+                /* skip the first delimiter */
+                if (_istspace(*param))
+                        param++;
+
+                /* skip all spaces for the check of '/?', 'ON' and
'OFF' */
+                p1 = param;
+                while(_istspace(*p1))
+                        p1++;
+
+	        if (!_tcsncmp (p1, _T("/?"), 2))
+	        {
+		        ConOutResPaging(TRUE,STRING_ECHO_HELP4);
+		        return 0;
+	        }
+
+                if (_tcsnicmp (p1, D_OFF, sizeof(D_OFF)/sizeof(TCHAR) -
1) == 0)
+                {
+                        p2 = p1 + sizeof(D_OFF)/sizeof(TCHAR) - 1;
+                        while (_istspace(*p2))
+                                p2++;
+                        if (*p2 == _T('\0'))
+                        {
+                                bEcho = FALSE;
+                                return 0;
+                        }
+                }
+		else if (_tcsnicmp (p1, D_ON, sizeof(D_ON)/sizeof(TCHAR)
- 1) == 0)
+                {
+                        p2 = p1 + sizeof(D_ON)/sizeof(TCHAR) - 1;
+                        while (_istspace(*p2))
+                                p2++;
+                        if (*p2 == _T('\0'))
+                        {
+			        bEcho = TRUE;
+                                return 0;
+                        }
+                }
+		if (*p1 != _T('\0'))
 		{
-			while(i < _tcslen(param))
-			{
-				if(param[i] == _T('^'))
-				{
-					memmove(&param[i],&param[i + 1],
_tcslen(&param[i]) * sizeof(TCHAR));
-					//skip past the char being
escaped
-					i++;
-				}
-				else
-					i++;
-			}
+                        p1 = param;
+                        while (NULL != (p1 = _tcschr(p1, _T('^'))))
+                        {
+                                memmove(p1, p1 + 1, (_tcslen(p1 + 1) +
1) * sizeof(TCHAR));
+                                if (*p1)
+                                {
+      					//skip past the char being
escaped
+                                        p1++;
+                                }
+                        }
 			ConOutPuts (param);
 		}
 		else