Remove archive

Author: smoelius

cargo-afl/src/common.rs

@@ -55,10 +55,6 @@ pub fn object_file_path() -> Result<PathBuf> {
     afl_llvm_dir().map(|path| path.join("libafl-llvm-rt.o"))
 }
 
-pub fn archive_file_path() -> Result<PathBuf> {
-    afl_llvm_dir().map(|path| path.join("libafl-llvm-rt.a"))
-}
-
 pub fn plugins_available() -> Result<bool> {
     let afl_llvm_dir = afl_llvm_dir()?;
     for result in afl_llvm_dir

cargo-afl/src/config.rs

@@ -10,12 +10,6 @@ use super::common;
 
 const AFL_SRC_PATH: &str = "AFLplusplus";
 
-// https://github.com/rust-fuzz/afl.rs/issues/148
-#[cfg(target_os = "macos")]
-static AR_CMD: &str = "/usr/bin/ar";
-#[cfg(not(target_os = "macos"))]
-static AR_CMD: &str = "ar";
-
 #[allow(clippy::struct_excessive_bools)]
 #[derive(Default, Parser)]
 #[clap(after_help = "\
@@ -37,8 +31,8 @@ pub struct Args {
 }
 
 pub fn config(args: &Args) -> Result<()> {
-    let archive_file_path = common::archive_file_path()?;
-    if !args.force && archive_file_path.exists() && args.plugins == common::plugins_available()? {
+    let object_file_path = common::object_file_path()?;
+    if !args.force && object_file_path.exists() && args.plugins == common::plugins_available()? {
         let version = common::afl_rustc_version()?;
         bail!(
             "AFL LLVM runtime was already built for Rust {version}; run `cargo afl config --build \
@@ -79,7 +73,6 @@ pub fn config(args: &Args) -> Result<()> {
     let work_dir = tempdir.path().join(AFL_SRC_PATH);
 
     build_afl(args, &work_dir)?;
-    build_afl_llvm_runtime(args, &work_dir)?;
 
     if args.plugins {
         copy_afl_llvm_plugins(args, &work_dir)?;
@@ -129,29 +122,6 @@ fn build_afl(args: &Args, work_dir: &Path) -> Result<()> {
     Ok(())
 }
 
-fn build_afl_llvm_runtime(args: &Args, work_dir: &Path) -> Result<()> {
-    let object_file_path = common::object_file_path()?;
-    let _: u64 = std::fs::copy(work_dir.join("afl-compiler-rt.o"), &object_file_path)
-        .with_context(|| "could not copy object file")?;
-
-    let archive_file_path = common::archive_file_path()?;
-    let mut command = Command::new(AR_CMD);
-    command
-        .arg("r")
-        .arg(archive_file_path)
-        .arg(object_file_path);
-
-    if !args.verbose {
-        command.stdout(Stdio::null());
-        command.stderr(Stdio::null());
-    }
-
-    let success = command.status().as_ref().is_ok_and(ExitStatus::success);
-    ensure!(success, "could not run 'ar'");
-
-    Ok(())
-}
-
 fn copy_afl_llvm_plugins(_args: &Args, work_dir: &Path) -> Result<()> {
     // Iterate over the files in the directory.
     for result in work_dir

cargo-afl/src/main.rs

@@ -124,7 +124,7 @@ fn main() {
     };
 
     if !matches!(afl_args.subcmd, Some(AflSubcommand::Config(..)))
-        && !common::archive_file_path().unwrap().exists()
+        && !common::object_file_path().unwrap().exists()
     {
         let version = common::afl_rustc_version().unwrap();
         eprintln!(