diff options
| -rw-r--r-- | src/remake.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/remake.c b/src/remake.c index 5988c20c..fe67ab28 100644 --- a/src/remake.c +++ b/src/remake.c @@ -109,6 +109,7 @@ check_also_make (const struct file *file) enum update_status update_goal_chain (struct goaldep *goaldeps) { + unsigned long last_cmd_count = 0; int t = touch_flag, q = question_flag, n = just_print_flag; enum update_status status = us_none; @@ -134,9 +135,12 @@ update_goal_chain (struct goaldep *goaldeps) start_waiting_jobs (); - /* Wait for a child to die. */ + /* Check for exited children. If no children have finished since the + last time we looked, then block until one exits. If some have + exited don't block, so we can possibly do more work. */ - reap_children (1, 0); + reap_children (last_cmd_count == command_count, 0); + last_cmd_count = command_count; lastgoal = 0; gu = goals; |