From 9f3914aba6fe3df5a1c4382b655fb0a7df0cdbfa Mon Sep 17 00:00:00 2001 From: nobu Date: Wed, 27 Jul 2011 17:15:09 +0000 Subject: * ext/dl/cfunc.c (dlcfunc_mark), ext/dl/cptr.c (dlptr_mark): workaround to mark wrapped object. this is not a true fix, because [Bug #4929] is caused by the interface design of DL. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32712 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ext/dl/cfunc.c | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) (limited to 'ext/dl/cfunc.c') diff --git a/ext/dl/cfunc.c b/ext/dl/cfunc.c index a050ab04b3..f076c6f432 100644 --- a/ext/dl/cfunc.c +++ b/ext/dl/cfunc.c @@ -41,6 +41,14 @@ rb_dl_set_win32_last_error(VALUE self, VALUE val) } #endif +static void +dlcfunc_mark(void *ptr) +{ + struct cfunc_data *data = ptr; + if (data->wrap) { + rb_gc_mark(data->wrap); + } +} static void dlcfunc_free(void *ptr) @@ -68,7 +76,7 @@ dlcfunc_memsize(const void *ptr) const rb_data_type_t dlcfunc_data_type = { "dl/cfunc", - {0, dlcfunc_free, dlcfunc_memsize,}, + {dlcfunc_mark, dlcfunc_free, dlcfunc_memsize,}, }; VALUE @@ -143,14 +151,15 @@ rb_dlcfunc_kind_p(VALUE func) static VALUE rb_dlcfunc_initialize(int argc, VALUE argv[], VALUE self) { - VALUE addr, name, type, calltype; + VALUE addr, name, type, calltype, addrnum; struct cfunc_data *data; void *saddr; const char *sname; rb_scan_args(argc, argv, "13", &addr, &type, &name, &calltype); - saddr = (void*)(NUM2PTR(rb_Integer(addr))); + addrnum = rb_Integer(addr); + saddr = (void*)(NUM2PTR(addrnum)); sname = NIL_P(name) ? NULL : StringValuePtr(name); TypedData_Get_Struct(self, struct cfunc_data, &dlcfunc_data_type, data); @@ -159,6 +168,7 @@ rb_dlcfunc_initialize(int argc, VALUE argv[], VALUE self) data->name = sname ? strdup(sname) : 0; data->type = NIL_P(type) ? DLTYPE_VOID : NUM2INT(type); data->calltype = NIL_P(calltype) ? CFUNC_CDECL : SYM2ID(calltype); + data->wrap = (addrnum == addr) ? 0 : addr; return Qnil; } -- cgit v1.2.3