diff options
Diffstat (limited to 'build.rs')
| -rw-r--r-- | build.rs | 152 |
1 files changed, 0 insertions, 152 deletions
diff --git a/build.rs b/build.rs deleted file mode 100644 index 8dbbf0955..000000000 --- a/build.rs +++ /dev/null @@ -1,152 +0,0 @@ -// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license. - -// Run "cargo build -vv" if you want to see gn output. - -#![deny(warnings)] - -use std::env; -use std::path::{self, Path, PathBuf}; -use std::process::Command; - -fn main() { - let gn_mode = if cfg!(target_os = "windows") { - // On Windows, we need to link with a release build of libdeno, because - // rust always uses the release CRT. - // TODO(piscisaureus): make linking with debug libdeno possible. - String::from("release") - } else { - // Cargo sets PROFILE to either "debug" or "release", which conveniently - // matches the build modes we support. - env::var("PROFILE").unwrap() - }; - - // Equivalent to target arch != host arch - let is_different_target_arch = - env::var("CARGO_CFG_TARGET_ARCH").unwrap().as_str() != env::var("HOST") - .unwrap() - .as_str() - .split("-") - .collect::<Vec<&str>>()[0]; - - // If we are using the same target as the host's default - // "rustup target list" should show your default target - let is_default_target = - env::var("TARGET").unwrap() == env::var("HOST").unwrap(); - - let cwd = env::current_dir().unwrap(); - // If not using host default target the output folder will change - // target/release will become target/$TARGET/release - // Gn should also be using this output directory as well - // most things will work with gn using the default - // output directory but some tests depend on artifacts - // being in a specific directory relative to the main build output - let gn_out_path = cwd.join(format!( - "target/{}", - match is_default_target { - true => gn_mode.clone(), - false => format!("{}/{}", env::var("TARGET").unwrap(), gn_mode.clone()), - } - )); - let gn_out_dir = normalize_path(&gn_out_path); - - // Tell Cargo when to re-run this file. We do this first, so these directives - // can take effect even if something goes wrong later in the build process. - println!("cargo:rerun-if-env-changed=DENO_BUILD_PATH"); - // TODO: this is obviously not appropriate here. - println!("cargo:rerun-if-env-changed=APPVEYOR_REPO_COMMIT"); - - // Detect if we're being invoked by the rust language server (RLS). - // Unfortunately we can't detect whether we're being run by `cargo check`. - let check_only = env::var_os("CARGO") - .map(PathBuf::from) - .as_ref() - .and_then(|p| p.file_stem()) - .and_then(|f| f.to_str()) - .map(|s| s.starts_with("rls")) - .unwrap_or(false); - - // This helps Rust source files locate the snapshot, source map etc. - println!("cargo:rustc-env=GN_OUT_DIR={}", gn_out_dir); - - let gn_target; - - if check_only { - // When RLS is running "cargo check" to analyze the source code, we're not - // trying to build a working executable, rather we're just compiling all - // rust code. Therefore, make ninja build only 'msg_generated.rs'. - gn_target = "msg_rs"; - - // Enable the 'check_only' feature, which enables some workarounds in the - // rust source code to compile successfully without a bundle and snapshot - println!("cargo:rustc-cfg=feature=\"check-only\""); - } else { - // "Full" (non-RLS) build. - if is_different_target_arch { - gn_target = "deno_deps_cross"; - } else { - gn_target = "deno_deps"; - } - // Link with libdeno.a/.lib, which includes V8. - println!("cargo:rustc-link-search=native={}/obj/libdeno", gn_out_dir); - if cfg!(target_os = "windows") { - println!("cargo:rustc-link-lib=static=libdeno"); - } else { - println!("cargo:rustc-link-lib=static=deno"); - } - - // Link the system libraries that libdeno and V8 depend on. - if cfg!(any(target_os = "macos", target_os = "freebsd")) { - println!("cargo:rustc-link-lib=dylib=c++"); - } else if cfg!(target_os = "windows") { - for lib in vec!["dbghelp", "shlwapi", "winmm", "ws2_32"] { - println!("cargo:rustc-link-lib={}", lib); - } - } - } - - // If target_arch != host_arch disable snapshots. - // v8 snapshots seem to not be compatible with binaries - // other than the ones used to gernerate them, - // so for non native architecture builds we don't - // have an easy way to generate these snapshots. - // We can't run any binary capable of generating - // compatible snapshots without emulating the - // target architecture. - if is_different_target_arch { - // no-snapshot-init is not related to v8_use_snapshots - println!("cargo:rustc-cfg=feature=\"no-snapshot-init\""); - } - - if !gn_out_path.join("build.ninja").exists() { - let status = Command::new("python") - .env("DENO_BUILD_PATH", &gn_out_dir) - .env("DENO_BUILD_MODE", &gn_mode) - .arg("./tools/setup.py") - .status() - .expect("setup.py failed"); - assert!(status.success()); - } - - let status = Command::new("python") - .env("DENO_BUILD_PATH", &gn_out_dir) - .env("DENO_BUILD_MODE", &gn_mode) - .arg("./tools/build.py") - .arg(gn_target) - .arg("-v") - .status() - .expect("build.py failed"); - assert!(status.success()); -} - -// Utility function to make a path absolute, normalizing it to use forward -// slashes only. The returned value is an owned String, otherwise panics. -fn normalize_path<T: AsRef<Path>>(path: T) -> String { - path - .as_ref() - .to_str() - .unwrap() - .to_owned() - .chars() - .map(|c| if path::is_separator(c) { '/' } else { c }) - .collect() -} |