docs: fix docs.rs build, add badges to README

.github/workflows/linux-musl.yaml

@@ -35,7 +35,7 @@ jobs:
 
       - name: Run check
         run: |
-          docker run --rm -v $(pwd)/.cargo:/root/.cargo -v $(pwd):/napi-rs -w /napi-rs builder cargo check --all --bins --examples --tests -vvv
+          docker run --rm -v $(pwd)/.cargo:/root/.cargo -v $(pwd):/napi-rs -w /napi-rs builder cargo check -vvv
 
       - name: Run tests
         run: |

README.md

@@ -2,6 +2,10 @@
 
 > This project was initialized from [xray](https://github.com/atom/xray)
 
+![](https://docs.rs/napi/badge.svg?version=0.4.2)
+![](https://img.shields.io/crates/v/napi.svg)
+![](https://img.shields.io/npm/v/napi-rs.svg)
+
 # Platform Support
 
 ![](https://github.com/napi-rs/napi-rs/workflows/macOS/badge.svg)

sys/Cargo.toml

@@ -9,13 +9,24 @@ repository = "https://github.com/napi-rs/napi-rs"
 license = "MIT"
 keywords = ["NodeJS", "FFI", "NAPI", "n-api"]
 
+[features]
+docs-rs = []
+
 [target.'cfg(windows)'.build-dependencies]
 flate2 = "1.0"
 reqwest = { version = "0.10", features = ["native-tls", "blocking"] }
 tar = "0.4"
 
+[target.x86_64-unknown-linux-gnu.build-dependencies]
+flate2 = "1.0"
+reqwest = { version = "0.10", features = ["native-tls", "blocking"] }
+tar = "0.4"
+
 [build-dependencies]
 bindgen = "0.54"
 glob = "0.3"
 regex = "1.3"
 semver = "0.10"
+
+[package.metadata.docs.rs]
+features = ["docs"]

sys/build.rs

@@ -1,11 +1,11 @@
 extern crate bindgen;
-#[cfg(windows)]
+#[cfg(any(target_os = "windows", feature = "docs-rs"))]
 extern crate flate2;
 extern crate glob;
-#[cfg(windows)]
+#[cfg(any(target_os = "windows", feature = "docs-rs"))]
 extern crate reqwest;
 extern crate semver;
-#[cfg(windows)]
+#[cfg(any(target_os = "windows", feature = "docs-rs"))]
 extern crate tar;
 
 use glob::glob;
@@ -14,8 +14,7 @@ use std::env;
 use std::path::PathBuf;
 use std::process::Command;
 
-// https://stackoverflow.com/questions/37498864/finding-executable-in-path-with-rust
+#[cfg(not(any(target_os = "windows", feature = "docs-rs")))]
-
 const NODE_PRINT_EXEC_PATH: &'static str = "console.log(process.execPath)";
 
 fn main() {
@@ -56,24 +55,11 @@ fn main() {
     .expect("Unable to write napi bindings");
 }
 
-#[cfg(target_os = "windows")]
+#[cfg(any(target_os = "windows", feature = "docs-rs"))]
 fn find_node_include_path(node_full_version: &str) -> PathBuf {
-  let mut node_exec_path = PathBuf::from(
+  let mut out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
-    String::from_utf8(
+  out_path.push(format!("node-headers-{}.tar.gz", node_full_version));
-      Command::new("node")
+  let mut header_dist_path = PathBuf::from(&PathBuf::from(&out_path).parent().unwrap());
-        .arg("-e")
-        .arg(NODE_PRINT_EXEC_PATH)
-        .output()
-        .unwrap()
-        .stdout,
-    )
-    .expect("can not find executable node"),
-  )
-  .parent()
-  .unwrap()
-  .to_path_buf();
-  node_exec_path.push(format!("node-headers-{}.tar.gz", node_full_version));
-  let mut header_dist_path = PathBuf::from(&PathBuf::from(&node_exec_path).parent().unwrap());
   let unpack_path = PathBuf::from(&header_dist_path);
   header_dist_path.push(format!("node-{}", node_full_version));
   header_dist_path.push("include");
@@ -95,7 +81,7 @@ fn find_node_include_path(node_full_version: &str) -> PathBuf {
   header_dist_path
 }
 
-#[cfg(not(target_os = "windows"))]
+#[cfg(not(any(target_os = "windows", feature = "docs-rs")))]
 fn find_node_include_path(_node_full_version: &str) -> PathBuf {
   let node_exec_path = String::from_utf8(
     Command::new("node")