Handle setting zero length variable name

darcs-hash:20051207144849-ac50b-d919481d54ef80c68d5f4cc847d5c2370e94ddcc.gz

builtin_set.c

@@ -435,6 +435,13 @@ int builtin_set( wchar_t **argv )
 	{
 		dest = wcsdup(argv[woptind++]);
 		//fwprintf(stderr, L"Dest: %ls\n", dest);
+
+		if( !wcslen( dest ) )
+		{
+			free( dest );
+			sb_printf( sb_err, L"%ls: Variable name must not be zero\n", argv[0] );
+			return 1;
+		}		
 	}
 
 	/* Parse values */