hush: remove unused member struct command::is_stopped

function                                             old     new   delta
builtin_umask                                        133     132      -1
checkjobs                                            551     544      -7
builtin_fg_bg                                        291     267     -24

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/shell/hush.c b/shell/hush.c
index 7a34f59..180ae4a 100644 (file)
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -524,7 +524,6 @@ typedef enum redir_type {
 struct command {
        pid_t pid;                  /* 0 if exited */
        int assignment_cnt;         /* how many argv[i] are assignments? */
-       smallint is_stopped;        /* is the command currently running? */
        smallint cmd_type;          /* CMD_xxx */
 #define CMD_NORMAL   0
 #define CMD_SUBSHELL 1
@@ -6767,7 +6766,6 @@ static int checkjobs(struct pipe *fg_pipe)
                                        }
                                        fg_pipe->cmds[i].cmd_exitcode = ex;
                                } else {
-                                       fg_pipe->cmds[i].is_stopped = 1;
                                        fg_pipe->stopped_cmds++;
                                }
                                debug_printf_jobs("fg_pipe: alive_cmds %d stopped_cmds %d\n",
@@ -6828,7 +6826,6 @@ static int checkjobs(struct pipe *fg_pipe)
                        }
                } else {
                        /* child stopped */
-                       pi->cmds[i].is_stopped = 1;
                        pi->stopped_cmds++;
                }
 #endif
@@ -8596,7 +8593,6 @@ static int FAST_FUNC builtin_fg_bg(char **argv)
        debug_printf_jobs("reviving %d procs, pgrp %d\n", pi->num_cmds, pi->pgrp);
        for (i = 0; i < pi->num_cmds; i++) {
                debug_printf_jobs("reviving pid %d\n", pi->cmds[i].pid);
-               pi->cmds[i].is_stopped = 0;
        }
        pi->stopped_cmds = 0;