hush: implement "return NUM in trap sets $? after trap"
function old new delta
builtin_return 47 67 +20
check_and_run_traps 243 259 +16
run_pipe 1583 1597 +14
hush_main 1076 1086 +10
run_list 1054 1055 +1
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 5/0 up/down: 61/0) Total: 61 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/shell/hush_test/hush-misc/exitcode_trap5.tests b/shell/hush_test/hush-misc/exitcode_trap5.tests
new file mode 100755
index 0000000..332a064
--- /dev/null
+++ b/shell/hush_test/hush-misc/exitcode_trap5.tests
@@ -0,0 +1,10 @@
+# "return" in trap sets $? after trap...
+# ...but not a nested one!
+g() { echo Nested; return 22; }
+trap "echo TERM;false;g" term
+f() {
+ (kill $$) &
+ sleep 1
+}
+f
+echo Zero:$?