fix | parsig

src/commands.c

@@ -45,7 +45,7 @@ static int is_built_in_command(const char* command_name)
  */
 int evaluate_command(int n_commands, struct single_command (*commands)[512], struct pidStorage *ps)
 {
-	int ti, status, i, j, n;
+	int ti, status, i, j, n, re_i;
 	pid_t p_id;
 	char tmp_path[PATH_MAX];
 	struct aliased_command** aliased_commands;
@@ -53,7 +53,6 @@ int evaluate_command(int n_commands, struct single_command (*commands)[512], str
 
 	while (n_commands > ti) {
 		struct single_command* com = (*commands) + ti++;
-		
 		assert(com->argc != 0);
         
 		n = get_no_alias();
@@ -89,7 +88,9 @@ int evaluate_command(int n_commands, struct single_command (*commands)[512], str
 					ps->pid_arr[ps->arr_i][ps->arr_n++] = p_id;
 			}
 		} else {
-			return exute_command(com, tmp_path, ps);
+			re_i = exute_command(com, tmp_path, ps);
+            if(re_i)
+                return re_i;
 		}
 	}
 	return 0;

src/utils.c

@@ -23,6 +23,7 @@ void mysh_parse_command(const char* command,
     ++ti;
     
     tok = strtok_r(NULL, "|", &saveptr);
+
   }
 
   *n_commands = ti;
@@ -46,7 +47,13 @@ void parse_single_command(const char* command,
 	flag = 0;
 	point = command[command_i++];
 	
-	while(point != '\n'){
+	while(1){
+        if(point == '\n' || point == '\0')
+            break;
+        else if(buf_i == 0 && point == ' '){
+            point = command[command_i++];
+            continue;
+        }
 	    buf[buf_i++] = point;
 	
 	    if(!flag && point == ' '){