Fix invocation of `-/bin/sh' (bug #1209).

Changelog

@@ -17,6 +17,7 @@
 	    -- Optimized gzip.c, shrinking it be ~1.5k
 	* Matt Kraai
 	    -- Fix sed s/[/]// handling (closes: #1208).
+	    -- Fix `-/bin/sh' invocation (closes: #1209).
 
 
 	 -Erik Andersen, --not yet released--

applets/busybox.c

@@ -69,16 +69,16 @@ int main(int argc, char **argv)
 {
 	const char *s;
 
-	for (s = applet_name = argv[0]; *s != '\0';) {
+	applet_name = argv[0];
+
+	if (applet_name[0] == '-')
+		applet_name++;
+
+	for (s = applet_name; *s != '\0';) {
 		if (*s++ == '/')
 			applet_name = s;
 	}
 
-	/* Add in a special case hack for a leading hyphen */
-	if (**argv == '-' && *(*argv+1)!= '-') {
-		applet_name = (*argv+1);
-	}
-
 #ifdef BB_LOCALE_SUPPORT 
 #ifdef BB_INIT
 	if(getpid()!=1)	/* Do not set locale for `init' */

busybox.c

@@ -69,16 +69,16 @@ int main(int argc, char **argv)
 {
 	const char *s;
 
-	for (s = applet_name = argv[0]; *s != '\0';) {
+	applet_name = argv[0];
+
+	if (applet_name[0] == '-')
+		applet_name++;
+
+	for (s = applet_name; *s != '\0';) {
 		if (*s++ == '/')
 			applet_name = s;
 	}
 
-	/* Add in a special case hack for a leading hyphen */
-	if (**argv == '-' && *(*argv+1)!= '-') {
-		applet_name = (*argv+1);
-	}
-
 #ifdef BB_LOCALE_SUPPORT 
 #ifdef BB_INIT
 	if(getpid()!=1)	/* Do not set locale for `init' */