wm: teppich

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rc: check harder, remove buggy code and don't iterate too much!

--- a/cmd/rc.c

+++ b/cmd/rc.c

@@ -14,7 +14,7 @@

 	int status;

 	status = NO_SUCH_CMD;

-	for(int i = 0 ; i < sizeof(cmdtab) ; i++)

+	for(int i = 0 ; i < (sizeof(cmdtab) / sizeof(prog_t)) ; i++)

 	{

 		if(!strcmp(argv0, cmdtab[i].name))

 			status = cmdtab[i].main(argc, argv);

@@ -37,10 +37,13 @@

 	check for nil pointers */

 	argv0 = strcntok(cmd, ' ', 0);

-	

+

 	if(argv0 == nil)

 	{

-		argv0 = strdup(cmd); /* it still may be nil */

+		argv0 = strdup(cmd);

+		if(argv0 == nil)

+			return OK;

+

 		argc = 0;

 		/* shouldn't we do something regarding argv here? one wonders */

 	}

@@ -83,9 +86,6 @@

 			printf("%s> ", cuser.name);

 		}

-		/* ignore spaces as first character and ignore more than one space */

-		else if((c == ' ') && (i == 0 || cmd[i - 1] == ' '))

-			continue;

 		else if(c != '\b')

 		{

 			cmd[i] = c;