some macos fixes

.gitignore

@@ -9,6 +9,9 @@ Cargo.lock
 *.bin
 *.dll
 *.exe
+*.dSYM
+
+.cur_input
 
 crashes
 

libafl/src/bolts/os/mod.rs

@@ -18,7 +18,10 @@ pub mod unix_signals;
 pub mod pipes;
 
 #[cfg(all(unix, feature = "std"))]
-use std::{ffi::CString, fs::File};
+use std::ffi::CString;
+
+#[cfg(all(feature = "std", any(target_os = "linux", target_os = "android")))]
+use std::fs::File;
 
 #[cfg(all(windows, feature = "std"))]
 pub mod windows_exceptions;

libafl/src/executors/forkserver.rs

@@ -266,7 +266,7 @@ where
     I: Input + HasTargetBytes,
     OT: ObserversTuple,
 {
-    pub fn new(target: String, arguments: Vec<String>, observers: OT) -> Result<Self, Error> {
+    pub fn new(target: String, arguments: &[String], observers: OT) -> Result<Self, Error> {
         let mut args = Vec::<String>::new();
         let mut use_stdin = true;
         let out_filename = ".cur_input".to_string();
@@ -418,10 +418,9 @@ mod tests {
         Error,
     };
     #[test]
-
     fn test_forkserver() {
         const MAP_SIZE: usize = 65536;
-        let bin = "/usr/bin/echo".to_string();
+        let bin = "echo";
         let args = vec![String::from("@@")];
 
         let mut shmem = StdShMemProvider::new()
@@ -436,8 +435,11 @@ mod tests {
             &mut shmem_map,
         ));
 
-        let executor =
+        let executor = ForkserverExecutor::<NopInput, _>::new(
-            ForkserverExecutor::<NopInput, _>::new(bin, args, tuple_list!(edges_observer));
+            bin.to_string(),
+            &args,
+            tuple_list!(edges_observer),
+        );
         // Since /usr/bin/echo is not a instrumented binary file, the test will just check if the forkserver has failed at the initial handshake
         let result = match executor {
             Ok(_) => true,

scripts/shmem_limits.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+sudo sysctl -w kern.sysv.shmmax=524288000
+sudo sysctl -w kern.sysv.shmmin=1
+sudo sysctl -w kern.sysv.shmmni=64
+sudo sysctl -w kern.sysv.shmseg=16
+sudo sysctl -w kern.sysv.semmns=130
+sudo sysctl -w kern.sysv.shmall=131072000
+sudo sysctl -w kern.sysv.maxproc=2048
+sudo sysctl -w kern.maxprocperuid=512