gui: Remove superfluous cmd_died.

We might as well directly refer to cmd_pid which is set to zero in the
signal handling code after the process exits.

diff --git a/gui.c b/gui.c
index 9ac24ab6baddb74f8a991d770dedf609546bae09..68a271a898a49a82f6499bd145cd9956e1c4a5f3 100644 (file)
--- a/gui.c
+++ b/gui.c
@@ -50,7 +50,7 @@ static struct ringbuffer *bot_win_rb;
 
 static unsigned scroll_position;
 
-static int cmd_died, curses_active;
+static int curses_active;
 static pid_t cmd_pid;
 
 static int command_fds[2];
@@ -834,10 +834,8 @@ reap_next_child:
        ret = para_reap_child(&pid);
        if (ret <= 0)
                return;
-       if (pid == cmd_pid) {
+       if (pid == cmd_pid)
                cmd_pid = 0;
-               cmd_died = 1;
-       }
        goto reap_next_child;
 }
 
@@ -1066,10 +1064,8 @@ check_return:
                        return ret;
                break;
        case EXTERNAL_MODE:
-               if (cmd_died) {
-                       cmd_died = 0;
+               if (cmd_pid == 0)
                        return 0;
-               }
        }
        goto repeat;
 }
@@ -1143,7 +1139,6 @@ static void external_cmd(char *cmd)
        shutdown_curses();
        if (para_exec_cmdline_pid(&cmd_pid, cmd, fds) < 0)
                return;
-       cmd_died = 0;
        do_select(EXTERNAL_MODE);
        init_curses();
 }