From 7512316b46a25180729ff8c568a6061a0ab19fea Mon Sep 17 00:00:00 2001 From: Nils Bars Date: Fri, 21 Oct 2022 12:13:43 +0200 Subject: Add AFL_FORK_SERVER_KILL_SIGNAL environment variable. The AFL_FORK_SERVER_KILL_SIGNAL variable allows to configure the signal used to kill the fork server on termination. --- src/afl-tmin.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'src/afl-tmin.c') diff --git a/src/afl-tmin.c b/src/afl-tmin.c index e2145c32..d4660eb1 100644 --- a/src/afl-tmin.c +++ b/src/afl-tmin.c @@ -881,6 +881,8 @@ static void usage(u8 *argv0) { "AFL_CRASH_EXITCODE: optional child exit code to be interpreted as crash\n" "AFL_FORKSRV_INIT_TMOUT: time spent waiting for forkserver during startup (in milliseconds)\n" "AFL_KILL_SIGNAL: Signal ID delivered to child processes on timeout, etc. (default: SIGKILL)\n" + "AFL_FORK_SERVER_KILL_SIGNAL: Signal delivered to fork server processes on termination\n" + " (default: SIGTERM)\n" "AFL_MAP_SIZE: the shared memory size for that target. must be >= the size\n" " the target was compiled for\n" "AFL_PRELOAD: LD_PRELOAD / DYLD_INSERT_LIBRARIES settings for target\n" @@ -1196,7 +1198,10 @@ int main(int argc, char **argv_orig, char **envp) { } fsrv->child_kill_signal = - parse_afl_kill_signal_env(getenv("AFL_KILL_SIGNAL"), SIGKILL); + parse_afl_kill_signal(getenv("AFL_KILL_SIGNAL"), SIGKILL); + fsrv->fsrv_kill_signal = + parse_afl_kill_signal(getenv("AFL_FORK_SERVER_KILL_SIGNAL"), SIGTERM); + if (getenv("AFL_CRASH_EXITCODE")) { -- cgit 1.4.1