kc3-lang/gnulib

2020-07-04T14:39:09

clean-temp: Make multithread-safe, part 2. * lib/fatal-signal.h: Include <signal.h>. (get_fatal_signal_set): New declaration. * lib/fatal-signal.c (get_fatal_signal_set): New function. * lib/clean-temp.c: Include asyncsafe-spin.h, gl_linked_list.h. (struct closeable_fd): New type. (fatal_signal_set): New variable. (init_fatal_signal_set): New function. (asyncsafe_close, asyncsafe_fclose_variant): New functions. (cleanup_action): Invoke asyncsafe_close instead of close. (create_temp_dir): Invoke init_fatal_signal_set. (register_fd): Use a plain linked list. Add a 'struct closeable_fd *' element. (unregister_fd): Remove function. (close_temp): Cleanup descriptors list on the fly. Invoke init_fatal_signal_set. Invoke asyncsafe_close instead of close. (fclose_variant_temp): New function. (fclose_temp, fwriteerror_temp, close_stream_temp): Use it. * modules/clean-temp (Depends-on): Add asyncsafe-spin, linked-list.