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pidref: add helpers for waiting for pidref processes

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A simple test case is added in a follow-up commit.
This commit is contained in:
Lennart Poettering
2024-01-02 17:57:34 +01:00
parent c0d672f161
commit a3f3243613
3 changed files with 60 additions and 1 deletions
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src/basic/pidref.h
+13 -1
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@@ -55,7 +55,19 @@ int pidref_new_from_pid(pid_t pid, PidRef **ret);
int pidref_kill(const PidRef *pidref, int sig);
int pidref_kill_and_sigcont(const PidRef *pidref, int sig);
int pidref_sigqueue(const PidRef *pidfref, int sig, int value);
int pidref_sigqueue(const PidRef *pidref, int sig, int value);
int pidref_wait(const PidRef *pidref, siginfo_t *siginfo, int options);
int pidref_wait_for_terminate(const PidRef *pidref, siginfo_t *ret);
static inline void pidref_done_sigkill_wait(PidRef *pidref) {
if (!pidref_is_set(pidref))
return;
(void) pidref_kill(pidref, SIGKILL);
(void) pidref_wait_for_terminate(pidref, NULL);
pidref_done(pidref);
}
int pidref_verify(const PidRef *pidref);