Write set environment variables in an env file style.
MODIFY
include/afl-fuzz.h
include/afl-fuzz.h
@@ -946,7 +946,7 @@ void destroy_extras(afl_state_t *);
/* Stats */
FILE *open_file(const char *);
-void write_fuzzer_setup_file(afl_state_t *);
+void write_fuzzer_config_file(afl_state_t *);
void write_stats_file(afl_state_t *, double, double, double);
void maybe_update_plot_file(afl_state_t *, double, double);
void show_stats(afl_state_t *);

MODIFY
src/afl-fuzz-stats.c
src/afl-fuzz-stats.c
@@ -48,39 +48,24 @@ FILE *open_file(const char *fn) {
/* Write fuzzer setup file */
-void write_fuzzer_setup_file(afl_state_t *afl) {
+void write_fuzzer_config_file(afl_state_t *afl) {
u8 fn[PATH_MAX];
FILE *f;
- snprintf(fn, PATH_MAX, "%s/fuzzer_setup", afl->out_dir);
+ snprintf(fn, PATH_MAX, "%s/fuzzer_config", afl->out_dir);
f = open_file(fn);
char *val;
- uint32_t i = 0;
+
uint32_t s_afl_env =
sizeof(afl_environment_variables) / sizeof(afl_environment_variables[0]) -
1;
-
- uint32_t max_len = 0;
- uint32_t cur_len = 0;
- for (i = 0; i < s_afl_env; i++) {
-
- if ((val = getenv(afl_environment_variables[i])) != NULL) {
-
- cur_len = strlen(afl_environment_variables[i]);
- max_len = cur_len > max_len ? cur_len : max_len;
-
- }
-
- }
-
- for (i = 0; i < s_afl_env; i++) {
+ for (uint32_t i = 0; i < s_afl_env; i++) {
if ((val = getenv(afl_environment_variables[i])) != NULL) {
- fprintf(f, "%*.*s : %s\n", -max_len, strlen(afl_environment_variables[i]),
- afl_environment_variables[i], val);
+ fprintf(f, "%s=%s\n", afl_environment_variables[i], val);
}

MODIFY
src/afl-fuzz.c
src/afl-fuzz.c
@@ -1274,7 +1274,7 @@ int main(int argc, char **argv_orig, char **envp) {
seek_to = find_start_position(afl);
- write_fuzzer_setup_file(afl);
+ write_fuzzer_config_file(afl);
write_stats_file(afl, 0, 0, 0);
maybe_update_plot_file(afl, 0, 0);
save_auto(afl);

Write set environment variables in an env file style.