parallel: Fix logic error in code handling -l that could make parallel return a bogus 255 exit code when all jobs succeeded. Closes: #569617

2 files changed, 5 insertions, 3 deletions

diff --git a/debian/changelog b/debian/changelog
index fe89fdf..b0ac071 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -4,6 +4,8 @@ moreutils (0.39) UNRELEASED; urgency=low
   * parallel: Fix exit code handling when commands are specified after --
   * parallel: Make -j 0 do something reasonable (start all jobs at once).
   * parallel: Fix to really avoid running new jobs when load is too high.
+  * parallel: Fix logic error in code handling -l that could make parallel
+    return a bogus 255 exit code when all jobs succeeded. Closes: #569617
 
  -- Joey Hess <joeyh@debian.org>  Sun, 21 Feb 2010 13:16:10 -0500
 
diff --git a/parallel.c b/parallel.c
index 19f341a..6bd4665 100644
--- a/parallel.c
+++ b/parallel.c
@@ -211,7 +211,7 @@ int main(int argc, char **argv) {
 			argidx += argsatonce;
 			curjobs++;
 		}
-
+		
 		if (maxjobs == 0 || curjobs == maxjobs) {
 			returncode |= wait_for_child(0);
 			curjobs--;
@@ -222,10 +222,10 @@ int main(int argc, char **argv) {
 			sleep(1); /* XXX We should have a better
 				   * heurestic than this */
 			r = wait_for_child(WNOHANG);
-			if (r > 0) {
+			if (r > 0)
 				returncode |= r;
+			if (r != -1)
 				curjobs--;
-			}
 		}
 	}
 	while (curjobs > 0) {