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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
commit | 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch) | |
tree | a31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /testing/geckodriver/build.rs | |
parent | Initial commit. (diff) | |
download | firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip |
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | testing/geckodriver/build.rs | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/testing/geckodriver/build.rs b/testing/geckodriver/build.rs new file mode 100644 index 0000000000..eb590476b7 --- /dev/null +++ b/testing/geckodriver/build.rs @@ -0,0 +1,136 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +// Writes build information to ${OUT_DIR}/build-info.rs which is included in +// the program during compilation: +// +// ```no_run +// const COMMIT_HASH: Option<&'static str> = Some("c31a366"); +// const COMMIT_DATE: Option<&'static str> = Some("1988-05-10"); +// ``` +// +// The values are `None` if running hg failed, e.g. if it is not installed or +// if we are not in an hg repo. + +use std::env; +use std::ffi::OsStr; +use std::fs::File; +use std::io; +use std::io::Write; +use std::path::{Path, PathBuf}; +use std::process::Command; + +fn main() -> io::Result<()> { + let cur_dir = PathBuf::from(env::var("CARGO_MANIFEST_DIR").unwrap()); + let build_info = get_build_info(&cur_dir); + + let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap()); + let mut fh = File::create(out_dir.join("build-info.rs"))?; + writeln!( + fh, + "const COMMIT_HASH: Option<&'static str> = {:?};", + build_info.hash() + )?; + writeln!( + fh, + "const COMMIT_DATE: Option<&'static str> = {:?};", + build_info.date() + )?; + + Ok(()) +} + +fn get_build_info(dir: &Path) -> Box<dyn BuildInfo> { + if Path::exists(&dir.join(".hg")) { + Box::new(Hg {}) + } else if Path::exists(&dir.join(".git")) { + Box::new(Git {}) + } else if let Some(parent) = dir.parent() { + get_build_info(parent) + } else { + eprintln!("unable to detect vcs"); + Box::new(Noop {}) + } +} + +trait BuildInfo { + fn hash(&self) -> Option<String>; + fn date(&self) -> Option<String>; +} + +struct Hg; + +impl Hg { + fn exec<I, S>(&self, args: I) -> Option<String> + where + I: IntoIterator<Item = S>, + S: AsRef<OsStr>, + { + Command::new("hg") + .env("HGPLAIN", "1") + .args(args) + .output() + .ok() + .and_then(|r| String::from_utf8(r.stdout).ok()) + .map(|s| s.trim_end().into()) + } +} + +impl BuildInfo for Hg { + fn hash(&self) -> Option<String> { + self.exec(["log", "-r.", "-T{node|short}"]) + } + + fn date(&self) -> Option<String> { + self.exec(["log", "-r.", "-T{date|isodate}"]) + } +} + +struct Git; + +impl Git { + fn exec<I, S>(&self, args: I) -> Option<String> + where + I: IntoIterator<Item = S>, + S: AsRef<OsStr>, + { + Command::new("git") + .env("GIT_CONFIG_NOSYSTEM", "1") + .args(args) + .output() + .ok() + .and_then(|r| String::from_utf8(r.stdout).ok()) + .map(|s| s.trim_end().into()) + } + + fn to_hg_sha(&self, git_sha: String) -> Option<String> { + self.exec(["cinnabar", "git2hg", &git_sha]) + } +} + +impl BuildInfo for Git { + fn hash(&self) -> Option<String> { + self.exec(["rev-parse", "HEAD"]) + .and_then(|sha| self.to_hg_sha(sha)) + .map(|mut s| { + s.truncate(12); + s + }) + } + + fn date(&self) -> Option<String> { + self.exec(["log", "-1", "--date=short", "--pretty=format:%cd"]) + } +} + +struct Noop; + +impl BuildInfo for Noop { + fn hash(&self) -> Option<String> { + None + } + fn date(&self) -> Option<String> { + None + } +} |