From f77baccb015c00dab5dd42d69ea50b409e2a5c78 Mon Sep 17 00:00:00 2001
From: Yota Toyama <raviqqe@gmail.com>
Date: Sun, 14 Jul 2024 17:27:53 +0900
Subject: [PATCH] Fix

---
 Cargo.lock     | 1 +
 sac/Cargo.toml | 3 ++-
 sac/src/lib.rs | 5 ++++-
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 788f238d7..d08028325 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -620,6 +620,7 @@ name = "stak-sac"
 version = "0.1.44"
 dependencies = [
  "clap",
+ "libc",
  "main_error",
  "stak-configuration",
  "stak-device",
diff --git a/sac/Cargo.toml b/sac/Cargo.toml
index d7bd1cc50..b5b62cd3e 100644
--- a/sac/Cargo.toml
+++ b/sac/Cargo.toml
@@ -9,7 +9,7 @@ readme.workspace = true
 repository.workspace = true
 
 [features]
-libc = ["stak-device/libc", "stak-file/libc"]
+libc = ["dep:libc", "stak-device/libc", "stak-file/libc"]
 std = [
   "dep:clap",
   "stak-device/std",
@@ -21,6 +21,7 @@ std = [
 
 [dependencies]
 clap = { version = "4.5.9", features = ["derive"], optional = true }
+libc = { version = "0.2.155", optional = true }
 main_error = "0.1.2"
 stak-configuration = { version = "0.1.38", path = "../configuration" }
 stak-device = { version = "0.2.42", path = "../device" }
diff --git a/sac/src/lib.rs b/sac/src/lib.rs
index 70de658ee..f2c309231 100644
--- a/sac/src/lib.rs
+++ b/sac/src/lib.rs
@@ -4,6 +4,8 @@
 pub mod __private {
     #[cfg(feature = "std")]
     pub use clap;
+    #[cfg(feature = "libc")]
+    pub use libc;
     #[cfg(feature = "std")]
     pub use main_error;
     pub use stak_configuration;
@@ -86,6 +88,7 @@ macro_rules! libc_main {
     };
     ($path:expr, $heap_size:expr) => {
         use $crate::__private::{
+            libc::exit,
             stak_device::libc::{ReadWriteDevice, Stderr, Stdin, Stdout},
             stak_file::LibcFileSystem,
             stak_macro::include_r7rs,
@@ -97,7 +100,7 @@ macro_rules! libc_main {
         #[cfg(not(test))]
         #[panic_handler]
         fn panic(_info: &core::panic::PanicInfo) -> ! {
-            unsafe { libc::exit(1) }
+            unsafe { exit(1) }
         }
 
         #[cfg_attr(not(test), no_mangle)]