Don't synchronize output for recursive make unless -Omake

1 files changed, 4 insertions, 2 deletions

diff --git a/job.c b/job.c
index 2a470b6..2488808 100644
--- a/job.c
+++ b/job.c
@@ -1707,8 +1707,10 @@ start_job_command (struct child *child)
 #endif
 
 #ifdef OUTPUT_SYNC
-          /* Divert child output into tempfile(s) if output_sync in use. */
-          if (output_sync)
+          /* Divert child output if output_sync in use.  Don't capture
+             recursive make output unless we are synchronizing "make" mode.  */
+          if (output_sync && (output_sync == OUTPUT_SYNC_MAKE
+                              || !(flags & COMMANDS_RECURSE)))
             {
               int outfd = fileno (stdout);
               int errfd = fileno (stderr);