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ask-password: use kill(PID, 0) before querying a password

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This commit is contained in:
Lennart Poettering 2011-04-13 21:43:36 +02:00
parent 7dcda352a6
commit ded8033531
1 changed files with 7 additions and 0 deletions
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7
src/tty-ask-password-agent.c
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@ -291,6 +291,13 @@ static int parse_password(const char *filename, char **wall) {
} }
} }
if (pid > 0 &&
kill(pid, 0) < 0 &&
errno == ESRCH) {
r = 0;
goto finish;
}
if (arg_action == ACTION_LIST) if (arg_action == ACTION_LIST)
printf("'%s' (PID %u)\n", message, pid); printf("'%s' (PID %u)\n", message, pid);
else if (arg_action == ACTION_WALL) { else if (arg_action == ACTION_WALL) {