fix GNUmakefile
MODIFY
src/afl-fuzz-init.c
src/afl-fuzz-init.c
@@ -1386,12 +1386,14 @@ void setup_dirs_fds(afl_state_t *afl) {
/*
if (afl->is_master) {
- u8 *x = alloc_printf("%s/is_master", afl->sync_dir);
+ u8 *x = alloc_printf("%s/%s/is_master", afl->sync_dir, afl->sync_id);
int fd = open(x, O_CREAT | O_RDWR, 0644);
if (fd < 0) FATAL("cannot create %s", x);
+ free(x);
close(fd);
}
+
*/
if (mkdir(afl->out_dir, 0700)) {

MODIFY
src/afl-fuzz-run.c
src/afl-fuzz-run.c
@@ -401,6 +401,20 @@ void sync_fuzzers(afl_state_t *afl) {
}
+ /*
+ // a slave only syncs from a master, a master syncs from everyone
+ if (likely(afl->is_slave)) {
+
+ u8 x = alloc_printf("%s/%s/is_master", afl->sync_dir, sd_ent->d_name);
+ int res = access(x, F_OK);
+ free(x);
+ if (res != 0)
+ continue;
+
+ }
+
+ */
+
/* Skip anything that doesn't have a queue/ subdirectory. */
qd_path = alloc_printf("%s/%s/queue", afl->sync_dir, sd_ent->d_name);

fix GNUmakefile