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Allow shutdown to unload modules that register bucket scheme's or codec's.

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* Change __ast_module_shutdown_ref to be NULL safe (11+).
* Allow modules that call ast_bucket_scheme_register or ast_codec_register
  to be unloaded during graceful shutdown only (13+ only).

ASTERISK-24796 #close
Reported by: Corey Farrell
Review: https://reviewboard.asterisk.org/r/4428/
........

Merged revisions 432058 from http://svn.asterisk.org/svn/asterisk/branches/11


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/13@432059 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Corey Farrell
2015-02-21 02:56:59 +00:00
parent 54a699fb64
commit 93c9c3af2f
3 changed files with 8 additions and 6 deletions
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8
main/loader.c
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@@ -1484,10 +1484,12 @@ struct ast_module *__ast_module_ref(struct ast_module *mod, const char *file, in
void __ast_module_shutdown_ref(struct ast_module *mod, const char *file, int line, const char *func)
{
if (!mod->flags.keepuntilshutdown) {
__ast_module_ref(mod, file, line, func);
mod->flags.keepuntilshutdown = 1;
if (!mod || mod->flags.keepuntilshutdown) {
return;
}
__ast_module_ref(mod, file, line, func);
mod->flags.keepuntilshutdown = 1;
}
void __ast_module_unref(struct ast_module *mod, const char *file, int line, const char *func)