Implement escape char in console. "^"
cmd.c - when the env isnt found, dont zero out the params
redir.c - skip over all ^ when looking for redir/pipe
echo.c - when printing out, treat ^ correctly.

Modified: trunk/reactos/subsys/system/cmd/cmd.c
Modified: trunk/reactos/subsys/system/cmd/echo.c
Modified: trunk/reactos/subsys/system/cmd/redir.c

--- trunk/reactos/subsys/system/cmd/cmd.c	2005-08-25 19:53:37 UTC (rev 17544)
+++ trunk/reactos/subsys/system/cmd/cmd.c	2005-08-25 20:05:07 UTC (rev 17545)
@@ -1027,7 +1027,7 @@

 		cp = commandline;
 		while (*ip)
 		{

-			if (*ip == _T('%'))

+         if (*ip == _T('%'))

 			{
 				switch (*++ip)
 				{
@@ -1077,7 +1077,6 @@

 		            GetCurrentDirectory (MAX_PATH, szPath);
                 cp = _stpcpy (cp, szPath);                 
               }

-

               /* %TIME% */
               else if (_tcsicmp(ip,_T("time")) ==0)
               {
@@ -1146,8 +1145,18 @@

                 evar = malloc ( 512 * sizeof(TCHAR));
                 if (evar==NULL) 
                     return 1; 

-

+					 SetLastError(0);

                 size = GetEnvironmentVariable (ip, evar, 512);

+					 if(GetLastError() == ERROR_ENVVAR_NOT_FOUND)
+					 {
+						 /* if no env var is found you must 
+						    continue with what was input*/
+					   cp = _stpcpy (cp, _T("%"));
+						cp = _stpcpy (cp, ip);
+						cp = _stpcpy (cp, _T("%"));
+					 }
+					 else
+					 {

                 if (size > 512)
                 {
                     evar = realloc(evar,size * sizeof(TCHAR) );
@@ -1162,6 +1171,7 @@

                 {
 								 cp = _stpcpy (cp, evar);
                 }

+					 }

 
                 free(evar);
               }

--- trunk/reactos/subsys/system/cmd/echo.c	2005-08-25 19:53:37 UTC (rev 17544)
+++ trunk/reactos/subsys/system/cmd/echo.c	2005-08-25 20:05:07 UTC (rev 17545)
@@ -33,6 +33,7 @@

 INT CommandEcho (LPTSTR cmd, LPTSTR param)
 {
 	TCHAR szMsg[RC_STRING_MAX_SIZE];

+	INT i = 0;

 
 #ifdef _DEBUG
 	DebugPrintf (_T("CommandEcho '%s' : '%s'\n"), cmd, param);
@@ -58,7 +59,20 @@

 		else if (_tcsicmp (param, D_ON) == 0)
 			bEcho = TRUE;
 		else if (*param)

+		{
+			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++;
+			}

 			ConOutPuts (param);

+		}

 		else
 		{
 			LoadString(CMD_ModuleHandle, STRING_ECHO_HELP5, szMsg, RC_STRING_MAX_SIZE);

--- trunk/reactos/subsys/system/cmd/redir.c	2005-08-25 19:53:37 UTC (rev 17544)
+++ trunk/reactos/subsys/system/cmd/redir.c	2005-08-25 20:05:07 UTC (rev 17545)
@@ -78,6 +78,12 @@

 	/* find and remove all the redirections first */
 	while (*sp)
 	{

+		if (*sp == _T('^'))
+		{
+			*dp++ = *sp++;
+			*dp++ = *sp++;
+			continue;
+		}

 		if ((*sp == _T('"')) || (*sp == _T('\'')))
 		{
 			/* No redirects inside quotes */
@@ -242,8 +248,14 @@

 	sp = s;
 	while (*sp)
 	{

-		if ((*sp == _T('"')) || (*sp == _T('\'')))

+		if (*sp == _T('^'))

 		{

+			*sp++;
+			*sp++;
+			continue;
+		}
+		else if ((*sp == _T('"')) || (*sp == _T('\'')))
+		{

 			TCHAR qc = *sp;
 
 			do