diff options
| author | van Hauser <vh@thc.org> | 2020-08-08 19:37:15 +0200 |
|---|---|---|
| committer | van Hauser <vh@thc.org> | 2020-08-08 19:37:15 +0200 |
| commit | 45d0e4765e9b60f4107fcf87a128ce521bf2665b (patch) | |
| tree | 1885ee4ea8f26d023e45af2d505f7c04f37d4274 | |
| parent | 28251a495ab0e5f0aba0b3c9c0b5525531699a3e (diff) | |
| download | afl++-45d0e4765e9b60f4107fcf87a128ce521bf2665b.tar.gz | |
fix stderr output
| -rw-r--r-- | llvm_mode/afl-llvm-rt.o.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/llvm_mode/afl-llvm-rt.o.c b/llvm_mode/afl-llvm-rt.o.c index 8cc59cbb..623e3a20 100644 --- a/llvm_mode/afl-llvm-rt.o.c +++ b/llvm_mode/afl-llvm-rt.o.c @@ -327,10 +327,13 @@ static void __afl_map_shm(void) { id_str = getenv(CMPLOG_SHM_ENV_VAR); - if (getenv("AFL_DEBUG")) + if (getenv("AFL_DEBUG")) { + fprintf(stderr, "DEBUG: cmplog id_str %s\n", id_str == NULL ? "<null>" : id_str); + } + if (id_str) { #ifdef USEMMAP @@ -402,9 +405,12 @@ static void __afl_start_snapshots(void) { if (read(FORKSRV_FD, &was_killed, 4) != 4) _exit(1); - if (getenv("AFL_DEBUG")) + if (getenv("AFL_DEBUG")) { + fprintf(stderr, "target forkserver recv: %08x\n", was_killed); + } + if ((was_killed & (FS_OPT_ENABLED | FS_OPT_SHDMEM_FUZZ)) == (FS_OPT_ENABLED | FS_OPT_SHDMEM_FUZZ)) { @@ -611,9 +617,12 @@ static void __afl_start_forkserver(void) { if (read(FORKSRV_FD, &was_killed, 4) != 4) _exit(1); - if (getenv("AFL_DEBUG")) + if (getenv("AFL_DEBUG")) { + fprintf(stderr, "target forkserver recv: %08x\n", was_killed); + } + if ((was_killed & (FS_OPT_ENABLED | FS_OPT_SHDMEM_FUZZ)) == (FS_OPT_ENABLED | FS_OPT_SHDMEM_FUZZ)) { @@ -908,8 +917,12 @@ void __sanitizer_cov_trace_pc_guard_init(uint32_t *start, uint32_t *stop) { u32 inst_ratio = 100; char *x; - fprintf(stderr, "Running __sanitizer_cov_trace_pc_guard_init: %p-%p\n", start, - stop); + if (getenv("AFL_DEBUG")) { + + fprintf(stderr, "Running __sanitizer_cov_trace_pc_guard_init: %p-%p\n", + start, stop); + + } if (start == stop || *start) return; |