redirect scriptlet stderr synchronously through alpm

Fixes FS#18770, and hopefully an occasional deadlock in my frontend as well.
For simplicity it redirects all scriptlet output through SCRIPTLET_INFO, and
all callbacks in the child process have been replaced for thread-safety.

Signed-off-by: Jonathan Conder <j@skurvy.no-ip.org>
Signed-off-by: Dan McGee <dan@archlinux.org>

0 files changed, 0 insertions, 0 deletions