Build custom libgc

.circleci/config.yml

@@ -5,7 +5,8 @@ jobs:
       - image: rust
     steps:
       - run: apt -y update --fix-missing
-      - run: apt -y install libgc-dev
+      - run: apt -y install cmake
       - checkout
+      - run: git submodule update --init --recursive
       - run: cargo build
       - run: cd examples && ./test.sh

.gitmodules

@@ -0,0 +1,6 @@
+[submodule "vendor/bdwgc"]
+	path = vendor/bdwgc
+	url = https://github.com/raviqqe/bdwgc
+[submodule "vendor/libatomic_ops"]
+	path = vendor/libatomic_ops
+	url = https://github.com/ivmai/libatomic_ops

Cargo.lock

@@ -1,16 +1,42 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+[[package]]
+name = "autotools"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "bdwgc-alloc"
 version = "0.2.1"
 dependencies = [
+ "autotools 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cmake 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "cc"
+version = "1.0.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "cmake"
+version = "0.1.38"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "libc"
 version = "0.2.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [metadata]
+"checksum autotools 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "774fd1b2d459a939302a0bad631a3de176b8bd5f87cbfc28ceb1f6c18d731094"
+"checksum cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)" = "5e5f3fee5eeb60324c2781f1e41286bdee933850fff9b3c672587fed5ec58c83"
+"checksum cmake 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)" = "96210eec534fc3fbfc0452a63769424eaa80205fda6cea98e5b61cb3d97bcec8"
 "checksum libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)" = "bedcc7a809076656486ffe045abeeac163da1b558e963a31e29fbfbeba916917"

Cargo.toml

@@ -6,6 +6,11 @@ authors = ["swgillespie <sean.william.g@gmail.com>", "Yota Toyama <raviqqe@gmail
 repository = "https://github.com/raviqqe/bdwgc-alloc"
 edition = "2018"
 license = "MIT"
+build = "build.rs"
 
 [dependencies]
 libc = "0.2"
+
+[build-dependencies]
+autotools = "0.2"
+cmake = "0.1"

README.md

@@ -4,7 +4,7 @@
 [![Crate](https://img.shields.io/crates/v/bdwgc-alloc.svg?style=flat-square)](https://crates.io/crates/bdwgc-alloc)
 [![License](https://img.shields.io/github/license/raviqqe/bdwgc-alloc.svg?style=flat-square)](LICENSE)
 
-[`GlobalAlloc`](https://doc.rust-lang.org/std/alloc/trait.GlobalAlloc.html) implementation for [bdwgc](https://github.com/ivmai/bdwgc), the conservative garbage collector.
+[`GlobalAlloc`](https://doc.rust-lang.org/std/alloc/trait.GlobalAlloc.html) implementation for [bdwgc](https://github.com/ivmai/bdwgc), the conservative garbage collector. This crate supports only Unix-like operating systems currently.
 
 ## Usage
 

build.rs

@@ -0,0 +1,37 @@
+extern crate cmake;
+
+const LIB_ATOMIC_OPS_DIR: &str = "vendor/libatomic_ops";
+const LIB_GC_DIR: &str = "vendor/bdwgc";
+
+fn main() {
+    for dir in &[LIB_ATOMIC_OPS_DIR, LIB_GC_DIR] {
+        std::process::Command::new("sh")
+            .arg("-c")
+            .arg(format!("cd {} && ./autogen.sh", dir))
+            .output()
+            .unwrap();
+    }
+
+    let dst = autotools::Config::new(LIB_ATOMIC_OPS_DIR)
+        .cflag("-fPIC")
+        .build();
+
+    println!(
+        "cargo:rustc-link-search=native={}",
+        dst.join("lib").display()
+    );
+    println!("cargo:rustc-link-lib=static=atomic_ops");
+
+    let dst = autotools::Config::new(LIB_GC_DIR)
+        .cflag(format!(
+            "-I{} -L/lib/x86_64-linux-gnu -lpthread -fPIC",
+            dst.join("include").display()
+        ))
+        .build();
+
+    println!(
+        "cargo:rustc-link-search=native={}",
+        dst.join("lib").display()
+    );
+    println!("cargo:rustc-link-lib=static=gc");
+}

examples/borrow_check_free/Cargo.lock

@@ -1,9 +1,19 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+[[package]]
+name = "autotools"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "bdwgc-alloc"
 version = "0.2.1"
 dependencies = [
+ "autotools 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cmake 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -14,10 +24,26 @@ dependencies = [
  "bdwgc-alloc 0.2.1",
 ]
 
+[[package]]
+name = "cc"
+version = "1.0.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "cmake"
+version = "0.1.38"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "libc"
 version = "0.2.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [metadata]
+"checksum autotools 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "774fd1b2d459a939302a0bad631a3de176b8bd5f87cbfc28ceb1f6c18d731094"
+"checksum cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)" = "5e5f3fee5eeb60324c2781f1e41286bdee933850fff9b3c672587fed5ec58c83"
+"checksum cmake 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)" = "96210eec534fc3fbfc0452a63769424eaa80205fda6cea98e5b61cb3d97bcec8"
 "checksum libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)" = "bedcc7a809076656486ffe045abeeac163da1b558e963a31e29fbfbeba916917"

examples/dynamic_threads/Cargo.lock

@@ -1,12 +1,35 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+[[package]]
+name = "autotools"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "bdwgc-alloc"
 version = "0.2.1"
 dependencies = [
+ "autotools 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cmake 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "cc"
+version = "1.0.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "cmake"
+version = "0.1.38"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "dynamic_threads"
 version = "0.1.0"
@@ -20,4 +43,7 @@ version = "0.2.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [metadata]
+"checksum autotools 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "774fd1b2d459a939302a0bad631a3de176b8bd5f87cbfc28ceb1f6c18d731094"
+"checksum cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)" = "5e5f3fee5eeb60324c2781f1e41286bdee933850fff9b3c672587fed5ec58c83"
+"checksum cmake 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)" = "96210eec534fc3fbfc0452a63769424eaa80205fda6cea98e5b61cb3d97bcec8"
 "checksum libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)" = "bedcc7a809076656486ffe045abeeac163da1b558e963a31e29fbfbeba916917"

examples/gc_free/Cargo.lock

@@ -1,12 +1,35 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+[[package]]
+name = "autotools"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "bdwgc-alloc"
 version = "0.2.1"
 dependencies = [
+ "autotools 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cmake 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "cc"
+version = "1.0.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "cmake"
+version = "0.1.38"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "gc_free"
 version = "0.1.0"
@@ -20,4 +43,7 @@ version = "0.2.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [metadata]
+"checksum autotools 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "774fd1b2d459a939302a0bad631a3de176b8bd5f87cbfc28ceb1f6c18d731094"
+"checksum cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)" = "5e5f3fee5eeb60324c2781f1e41286bdee933850fff9b3c672587fed5ec58c83"
+"checksum cmake 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)" = "96210eec534fc3fbfc0452a63769424eaa80205fda6cea98e5b61cb3d97bcec8"
 "checksum libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)" = "bedcc7a809076656486ffe045abeeac163da1b558e963a31e29fbfbeba916917"

examples/static_threads/Cargo.lock

@@ -1,12 +1,35 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+[[package]]
+name = "autotools"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "bdwgc-alloc"
 version = "0.2.1"
 dependencies = [
+ "autotools 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cmake 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "cc"
+version = "1.0.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "cmake"
+version = "0.1.38"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "libc"
 version = "0.2.51"
@@ -20,4 +43,7 @@ dependencies = [
 ]
 
 [metadata]
+"checksum autotools 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "774fd1b2d459a939302a0bad631a3de176b8bd5f87cbfc28ceb1f6c18d731094"
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src/lib.rs

@@ -13,7 +13,7 @@ struct GcStackBase {
     reg_base: *const c_void,
 }
 
-#[link(name = "gc")]
+#[link(name = "gc", kind = "static")]
 extern "C" {
     fn GC_allow_register_threads() -> c_void;
     fn GC_free(ptr: *mut c_void);