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Add AFL_FORK_SERVER_KILL_SIGNAL environment variable.

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The AFL_FORK_SERVER_KILL_SIGNAL variable allows to configure the signal
used to kill the fork server on termination.
This commit is contained in:
Nils Bars
2022-10-21 12:13:43 +02:00
parent f84ea69660
commit 7512316b46
13 changed files with 58 additions and 45 deletions
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4
src/afl-forkserver.c
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@ -1245,8 +1245,8 @@ void afl_fsrv_kill(afl_forkserver_t *fsrv) {
if (fsrv->child_pid > 0) { kill(fsrv->child_pid, fsrv->child_kill_signal); }
if (fsrv->fsrv_pid > 0) {
kill(fsrv->fsrv_pid, SIGTERM);
if (waitpid(fsrv->fsrv_pid, NULL, 0) <= 0) { WARNF("error waitpid\n"); }
kill(fsrv->fsrv_pid, fsrv->fsrv_kill_signal);
waitpid(fsrv->fsrv_pid, NULL, 0);
}