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Added a 'quit mode' for programs that don't quit by themselves #10

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Added a 'quit mode' for programs that don't quit by themselves #10

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13 changes: 12 additions & 1 deletion afl-fuzz.c
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Original file line number Diff line number Diff line change
Expand Up @@ -102,6 +102,7 @@ static u8 skip_deterministic, /* Skip deterministic stages? */
no_var_check, /* Don't detect variable behavior */
bitmap_changed = 1, /* Time to update bitmap? */
qemu_mode, /* Running in QEMU mode? */
quit_mode, /* Running in 'force quit' mode? */
skip_requested, /* Skip request, via SIGUSR1 */
run_over10m; /* Run time over 10 minutes? */

Expand Down Expand Up @@ -3098,6 +3099,9 @@ static void perform_dry_run(char** argv) {

case FAULT_HANG:

if (quit_mode)
break;

if (timeout_given) {

/* The -t nn+ syntax in the command line sets timeout_given to '2' and
Expand Down Expand Up @@ -7308,6 +7312,7 @@ static void usage(u8* argv0) {

" -d - quick & dirty mode (skips deterministic steps)\n"
" -n - fuzz without instrumentation (dumb mode)\n"
" -q - fuzz programs that do not quit by themselves (quit mode)\n"
" -x dir - optional fuzzer dictionary (see README)\n\n"

"Other stuff:\n\n"
Expand Down Expand Up @@ -7933,7 +7938,7 @@ int main(int argc, char** argv) {

doc_path = access(DOC_PATH, F_OK) ? "docs" : DOC_PATH;

while ((opt = getopt(argc, argv, "+i:o:f:m:t:T:dnCB:S:M:x:QN:D:L")) > 0) {
while ((opt = getopt(argc, argv, "+i:o:f:m:t:T:dnCB:S:M:x:qQN:D:L")) > 0) {

switch (opt) {

Expand Down Expand Up @@ -8074,6 +8079,12 @@ int main(int argc, char** argv) {
use_banner = optarg;
break;

case 'q': /* force quit mode */

quit_mode = 1;

break;

case 'Q':

if (qemu_mode) FATAL("Multiple -Q options not supported");
Expand Down