diff options
Diffstat (limited to 'job.c')
| -rw-r--r-- | job.c | 12 |
1 files changed, 11 insertions, 1 deletions
@@ -129,6 +129,7 @@ extern int start_remote_job_p (); extern int start_remote_job (), remote_status (); RETSIGTYPE child_handler (); +void unblock_sigs (); static void free_child (), start_job_command (); static int load_too_high (), job_next_command (); @@ -407,6 +408,11 @@ reap_children (block, err) by start_remote_job_p. */ c->remote = start_remote_job_p (); start_job_command (c); + /* Fatal signals are left blocked in case we were + about to put that child on the chain. But it is + already there, so it is safe for a fatal signal to + arrive now; it will clean up this child's targets. */ + unblock_sigs (); if (c->file->command_state == cs_running) /* We successfully started the new command. Loop to reap more children. */ @@ -509,7 +515,11 @@ unblock_sigs () #endif /* Start a job to run the commands specified in CHILD. - CHILD is updated to reflect the commands and ID of the child process. */ + CHILD is updated to reflect the commands and ID of the child process. + + NOTE: On return fatal signals are blocked! The caller is responsible + for calling `unblock_sigs', once the new child is safely on the chain so + it can be cleaned up in the event of a fatal signal. */ static void start_job_command (child) |