main/make: fix atexit handler (fixes test suite under musl)

1 files changed, 16 insertions, 0 deletions

diff --git a/main/make/fix-atexit-exit.patch b/main/make/fix-atexit-exit.patch
new file mode 100644
index 000000000..dd7cc25f7
--- /dev/null
+++ b/main/make/fix-atexit-exit.patch
@@ -0,0 +1,16 @@
+Author: Timo Teräs <timo.teras@iki.fi>
+
+POSIX says the behaviour is undefined if atexit callback calls
+exit(). On glibc it works, but on musl it does not. Call instead
+_exit() which is guaranteed to work.
+
+--- make-3.82.orig/misc.c
++++ make-3.82/misc.c
+@@ -954,6 +954,6 @@
+         error (NILF, _("write error: %s"), strerror (errno));
+       else
+         error (NILF, _("write error"));
+-      exit (EXIT_FAILURE);
++      _exit (EXIT_FAILURE);
+     }
+ }