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common/exechelp: Provide a way to wait for multiple processes.

Browse source 
* common/exechelp-posix.c (gnupg_wait_process): Generalize to
'gnupg_wait_processes'.
* common/exechelp-w32.c (gnupg_wait_process): Likewise.
* common/exechelp-w32ce.c (gnupg_wait_process): New function stub.
* common/exechelp.h (gnupg_wait_process): New prototype.

Signed-off-by: Justus Winter <justus@g10code.com>
This commit is contained in:
Justus Winter 2016-01-14 18:20:14 +01:00
parent 9f4a8d4ea1
commit 5ba4f6047b
4 changed files with 144 additions and 75 deletions
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4
common/exechelp.h
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@ -161,6 +161,10 @@ gpg_error_t gnupg_spawn_process_fd (const char *pgmname,
gpg_error_t gnupg_wait_process (const char *pgmname, pid_t pid, int hang,
int *r_exitcode);
/* Like gnupg_wait_process, but for COUNT processes. */
gpg_error_t gnupg_wait_processes (const char **pgmnames, pid_t *pids,
size_t count, int hang, int *r_exitcodes);
/* Kill a process; that is send an appropriate signal to the process.
gnupg_wait_process must be called to actually remove the process