From a29a4e79aa00d697a564cb3bd7f1f78d7e5d7245 Mon Sep 17 00:00:00 2001 From: Peter Bex Date: Fri, 10 Nov 2017 21:00:22 +0100 Subject: Don't unmask signal if the signal was already masked before forking --- tests/run.scm | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'tests/run.scm') diff --git a/tests/run.scm b/tests/run.scm index 8e202ac..f4409fd 100644 --- a/tests/run.scm +++ b/tests/run.scm @@ -17,6 +17,12 @@ (test "run/string* returns a string output in a subprocess" "This is a test" (run/string* (lambda () (display "This is a test")))) + + ;; We must mask sigchld, because otherwise our (wait #f) will fail + ;; due to scsh-process' signal handler possibly reaping the child + ;; before our wait is able to do so. + (signal-mask! signal/chld) + (test "wait for next process to exit" '(#t #t #t) (let ((p (& (sleep 1)))) @@ -24,6 +30,10 @@ (receive (status2 ok?2 pid2) (wait p) (list (eq? status status2) (eq? ok? ok?2) (or (eq? pid pid2) (list pid pid2))))))) + (test-assert "signal wasn't unmasked" (signal-masked? signal/chld)) + + (signal-unmask! signal/chld) + ;; Reported by Haochi Kiang (test "run/string* does not redirect stderr" '("This should go to stdout" "") -- cgit v1.2.3