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-rw-r--r--io.c35
-rw-r--r--test/ruby/test_process.rb3
2 files changed, 21 insertions, 17 deletions
diff --git a/io.c b/io.c
index 4643c16739..d53f9c0df2 100644
--- a/io.c
+++ b/io.c
@@ -6194,21 +6194,30 @@ pipe_finalize(rb_io_t *fptr, int noraise)
#endif
pipe_del_fptr(fptr);
}
+#endif
static void
-pipe_register_fptr(rb_io_t *fptr)
+fptr_copy_finalizer(rb_io_t *fptr, const rb_io_t *orig)
{
- struct pipe_list *list;
+#if defined(__CYGWIN__) || !defined(HAVE_WORKING_FORK)
+ void (*const old_finalize)(struct rb_io_t*,int) = fptr->finalize;
+#endif
- if (fptr->finalize != pipe_finalize) return;
+ fptr->finalize = orig->finalize;
- for (list = pipe_list; list; list = list->next) {
- if (list->fptr == fptr) return;
+#if defined(__CYGWIN__) || !defined(HAVE_WORKING_FORK)
+ if (old_finalize == pipe_finalize) {
+ struct pipe_list *list;
+ for (list = pipe_list; list; list = list->next) {
+ if (list->fptr == fptr) break;
+ }
+ if (!list) pipe_add_fptr(fptr);
+ }
+ else {
+ pipe_del_fptr(fptr);
}
-
- pipe_add_fptr(fptr);
-}
#endif
+}
void
rb_io_synchronized(rb_io_t *fptr)
@@ -7158,10 +7167,7 @@ io_reopen(VALUE io, VALUE nfile)
fptr->lineno = orig->lineno;
if (RTEST(orig->pathv)) fptr->pathv = orig->pathv;
else if (!IS_PREP_STDIO(fptr)) fptr->pathv = Qnil;
- fptr->finalize = orig->finalize;
-#if defined (__CYGWIN__) || !defined(HAVE_WORKING_FORK)
- pipe_register_fptr(fptr);
-#endif
+ fptr_copy_finalizer(fptr, orig);
fd = fptr->fd;
fd2 = orig->fd;
@@ -7340,10 +7346,7 @@ rb_io_init_copy(VALUE dest, VALUE io)
fptr->pid = orig->pid;
fptr->lineno = orig->lineno;
if (!NIL_P(orig->pathv)) fptr->pathv = orig->pathv;
- fptr->finalize = orig->finalize;
-#if defined (__CYGWIN__) || !defined(HAVE_WORKING_FORK)
- pipe_register_fptr(fptr);
-#endif
+ fptr_copy_finalizer(fptr, orig);
fd = ruby_dup(orig->fd);
fptr->fd = fd;
diff --git a/test/ruby/test_process.rb b/test/ruby/test_process.rb
index 5d85ca3a18..0d2bc50b2d 100644
--- a/test/ruby/test_process.rb
+++ b/test/ruby/test_process.rb
@@ -1814,8 +1814,9 @@ class TestProcess < Test::Unit::TestCase
assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}")
begin;
io = File.open(IO::NULL)
+ io2 = io.dup
IO.popen("echo") {|f| io.reopen(f)}
- io.reopen(io.dup)
+ io.reopen(io2)
end;
end