spawn: Introduce gpgrt_process_t and use it for spawn API.
* configure.ac (AC_FUNC_FORK): No use. * src/gpg-error.h.in (@define:gpgrt_process_t@): New. (@define:pid_t@): Remove. (gpgrt_spawn_process, gpgrt_spawn_process_fd): Use gpgrt_process_t. (gpgrt_wait_process, gpgrt_wait_processes): Likewise. (gpgrt_kill_process, gpgrt_release_process): Likewise. * src/gpgrt-int.h (_gpgrt_spawn_process): Likewise. (_gpgrt_spawn_process_fd): Likewise. (_gpgrt_wait_process, _gpgrt_wait_processes): Likewise. (_gpgrt_kill_process, _gpgrt_release_process): Likewise. * src/mkheader.c (write_special): Handle @define:gpgrt_process_t@. Remove handling of @define:pid_t@. * src/spawn-posix.c (_gpgrt_spawn_process): Use gpgrt_process_t. (_gpgrt_spawn_process_fd): Likewise. (_gpgrt_wait_process, _gpgrt_wait_processes): Likewise. (_gpgrt_kill_process, _gpgrt_release_process): Likewise. * src/spawn-w32.c (_gpgrt_spawn_process): Use gpgrt_process_t. (_gpgrt_spawn_process_fd): Likewise. (_gpgrt_wait_process, _gpgrt_wait_processes): Likewise. (_gpgrt_kill_process, _gpgrt_release_process): Likewise.
- GnuPG-bug-id: T6249
- Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>