mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer-rs.git
synced 2024-11-23 01:51:06 +00:00
347 lines
10 KiB
Rust
347 lines
10 KiB
Rust
// Generated by gir (https://github.com/gtk-rs/gir @ e0d8d8d645b1)
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// from gir-files (https://github.com/gtk-rs/gir-files @ 3ff4d3275258)
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// from gst-gir-files (https://gitlab.freedesktop.org/gstreamer/gir-files-rs.git @ 233e3205cb17)
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// DO NOT EDIT
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use gstreamer_controller_sys::*;
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use std::env;
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use std::error::Error;
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use std::ffi::OsString;
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use std::mem::{align_of, size_of};
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use std::path::Path;
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use std::process::Command;
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use std::str;
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use tempfile::Builder;
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static PACKAGES: &[&str] = &["gstreamer-controller-1.0"];
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#[derive(Clone, Debug)]
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struct Compiler {
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pub args: Vec<String>,
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}
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impl Compiler {
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pub fn new() -> Result<Self, Box<dyn Error>> {
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let mut args = get_var("CC", "cc")?;
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args.push("-Wno-deprecated-declarations".to_owned());
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// For _Generic
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args.push("-std=c11".to_owned());
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// For %z support in printf when using MinGW.
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args.push("-D__USE_MINGW_ANSI_STDIO".to_owned());
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args.extend(get_var("CFLAGS", "")?);
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args.extend(get_var("CPPFLAGS", "")?);
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args.extend(pkg_config_cflags(PACKAGES)?);
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Ok(Self { args })
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}
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pub fn compile(&self, src: &Path, out: &Path) -> Result<(), Box<dyn Error>> {
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let mut cmd = self.to_command();
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cmd.arg(src);
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cmd.arg("-o");
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cmd.arg(out);
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let status = cmd.spawn()?.wait()?;
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if !status.success() {
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return Err(format!("compilation command {:?} failed, {}", &cmd, status).into());
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}
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Ok(())
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}
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fn to_command(&self) -> Command {
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let mut cmd = Command::new(&self.args[0]);
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cmd.args(&self.args[1..]);
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cmd
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}
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}
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fn get_var(name: &str, default: &str) -> Result<Vec<String>, Box<dyn Error>> {
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match env::var(name) {
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Ok(value) => Ok(shell_words::split(&value)?),
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Err(env::VarError::NotPresent) => Ok(shell_words::split(default)?),
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Err(err) => Err(format!("{} {}", name, err).into()),
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}
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}
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fn pkg_config_cflags(packages: &[&str]) -> Result<Vec<String>, Box<dyn Error>> {
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if packages.is_empty() {
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return Ok(Vec::new());
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}
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let pkg_config = env::var_os("PKG_CONFIG").unwrap_or_else(|| OsString::from("pkg-config"));
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let mut cmd = Command::new(pkg_config);
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cmd.arg("--cflags");
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cmd.args(packages);
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let out = cmd.output()?;
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if !out.status.success() {
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return Err(format!("command {:?} returned {}", &cmd, out.status).into());
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}
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let stdout = str::from_utf8(&out.stdout)?;
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Ok(shell_words::split(stdout.trim())?)
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}
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#[derive(Copy, Clone, Debug, Eq, PartialEq)]
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struct Layout {
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size: usize,
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alignment: usize,
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}
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#[derive(Copy, Clone, Debug, Default, Eq, PartialEq)]
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struct Results {
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/// Number of successfully completed tests.
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passed: usize,
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/// Total number of failed tests (including those that failed to compile).
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failed: usize,
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}
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impl Results {
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fn record_passed(&mut self) {
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self.passed += 1;
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}
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fn record_failed(&mut self) {
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self.failed += 1;
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}
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fn summary(&self) -> String {
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format!("{} passed; {} failed", self.passed, self.failed)
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}
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fn expect_total_success(&self) {
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if self.failed == 0 {
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println!("OK: {}", self.summary());
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} else {
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panic!("FAILED: {}", self.summary());
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};
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}
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}
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#[test]
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#[cfg(target_os = "linux")]
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fn cross_validate_constants_with_c() {
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let mut c_constants: Vec<(String, String)> = Vec::new();
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for l in get_c_output("constant").unwrap().lines() {
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let mut words = l.trim().split(';');
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let name = words.next().expect("Failed to parse name").to_owned();
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let value = words
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.next()
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.and_then(|s| s.parse().ok())
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.expect("Failed to parse value");
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c_constants.push((name, value));
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}
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let mut results = Results::default();
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for ((rust_name, rust_value), (c_name, c_value)) in
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RUST_CONSTANTS.iter().zip(c_constants.iter())
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{
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if rust_name != c_name {
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results.record_failed();
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eprintln!("Name mismatch:\nRust: {:?}\nC: {:?}", rust_name, c_name,);
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continue;
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}
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if rust_value != c_value {
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results.record_failed();
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eprintln!(
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"Constant value mismatch for {}\nRust: {:?}\nC: {:?}",
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rust_name, rust_value, &c_value
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);
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continue;
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}
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results.record_passed();
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}
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results.expect_total_success();
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}
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#[test]
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#[cfg(target_os = "linux")]
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fn cross_validate_layout_with_c() {
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let mut c_layouts = Vec::new();
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for l in get_c_output("layout").unwrap().lines() {
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let mut words = l.trim().split(';');
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let name = words.next().expect("Failed to parse name").to_owned();
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let size = words
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.next()
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.and_then(|s| s.parse().ok())
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.expect("Failed to parse size");
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let alignment = words
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.next()
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.and_then(|s| s.parse().ok())
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.expect("Failed to parse alignment");
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c_layouts.push((name, Layout { size, alignment }));
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}
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let mut results = Results::default();
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for ((rust_name, rust_layout), (c_name, c_layout)) in RUST_LAYOUTS.iter().zip(c_layouts.iter())
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{
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if rust_name != c_name {
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results.record_failed();
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eprintln!("Name mismatch:\nRust: {:?}\nC: {:?}", rust_name, c_name,);
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continue;
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}
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if rust_layout != c_layout {
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results.record_failed();
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eprintln!(
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"Layout mismatch for {}\nRust: {:?}\nC: {:?}",
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rust_name, rust_layout, &c_layout
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);
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continue;
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}
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results.record_passed();
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}
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results.expect_total_success();
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}
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fn get_c_output(name: &str) -> Result<String, Box<dyn Error>> {
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let tmpdir = Builder::new().prefix("abi").tempdir()?;
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let exe = tmpdir.path().join(name);
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let c_file = Path::new("tests").join(name).with_extension("c");
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let cc = Compiler::new().expect("configured compiler");
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cc.compile(&c_file, &exe)?;
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let mut abi_cmd = Command::new(exe);
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let output = abi_cmd.output()?;
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if !output.status.success() {
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return Err(format!("command {:?} failed, {:?}", &abi_cmd, &output).into());
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}
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Ok(String::from_utf8(output.stdout)?)
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}
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const RUST_LAYOUTS: &[(&str, Layout)] = &[
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(
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"GstARGBControlBinding",
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Layout {
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size: size_of::<GstARGBControlBinding>(),
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alignment: align_of::<GstARGBControlBinding>(),
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},
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),
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(
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"GstARGBControlBindingClass",
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Layout {
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size: size_of::<GstARGBControlBindingClass>(),
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alignment: align_of::<GstARGBControlBindingClass>(),
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},
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),
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(
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"GstControlPoint",
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Layout {
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size: size_of::<GstControlPoint>(),
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alignment: align_of::<GstControlPoint>(),
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},
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),
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(
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"GstDirectControlBinding",
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Layout {
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size: size_of::<GstDirectControlBinding>(),
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alignment: align_of::<GstDirectControlBinding>(),
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},
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),
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(
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"GstDirectControlBindingClass",
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Layout {
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size: size_of::<GstDirectControlBindingClass>(),
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alignment: align_of::<GstDirectControlBindingClass>(),
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},
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),
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(
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"GstInterpolationControlSource",
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Layout {
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size: size_of::<GstInterpolationControlSource>(),
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alignment: align_of::<GstInterpolationControlSource>(),
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},
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),
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(
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"GstInterpolationControlSourceClass",
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Layout {
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size: size_of::<GstInterpolationControlSourceClass>(),
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alignment: align_of::<GstInterpolationControlSourceClass>(),
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},
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),
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(
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"GstInterpolationMode",
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Layout {
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size: size_of::<GstInterpolationMode>(),
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alignment: align_of::<GstInterpolationMode>(),
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},
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),
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(
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"GstLFOControlSource",
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Layout {
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size: size_of::<GstLFOControlSource>(),
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alignment: align_of::<GstLFOControlSource>(),
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},
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),
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(
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"GstLFOControlSourceClass",
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Layout {
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size: size_of::<GstLFOControlSourceClass>(),
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alignment: align_of::<GstLFOControlSourceClass>(),
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},
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),
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(
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"GstLFOWaveform",
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Layout {
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size: size_of::<GstLFOWaveform>(),
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alignment: align_of::<GstLFOWaveform>(),
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},
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),
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(
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"GstProxyControlBinding",
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Layout {
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size: size_of::<GstProxyControlBinding>(),
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alignment: align_of::<GstProxyControlBinding>(),
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},
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),
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(
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"GstProxyControlBindingClass",
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Layout {
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size: size_of::<GstProxyControlBindingClass>(),
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alignment: align_of::<GstProxyControlBindingClass>(),
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},
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),
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(
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"GstTimedValueControlSource",
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Layout {
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size: size_of::<GstTimedValueControlSource>(),
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alignment: align_of::<GstTimedValueControlSource>(),
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},
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),
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(
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"GstTimedValueControlSourceClass",
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Layout {
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size: size_of::<GstTimedValueControlSourceClass>(),
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alignment: align_of::<GstTimedValueControlSourceClass>(),
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},
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),
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(
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"GstTriggerControlSource",
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Layout {
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size: size_of::<GstTriggerControlSource>(),
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alignment: align_of::<GstTriggerControlSource>(),
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},
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),
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(
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"GstTriggerControlSourceClass",
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Layout {
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size: size_of::<GstTriggerControlSourceClass>(),
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alignment: align_of::<GstTriggerControlSourceClass>(),
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},
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),
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];
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const RUST_CONSTANTS: &[(&str, &str)] = &[
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("(gint) GST_INTERPOLATION_MODE_CUBIC", "2"),
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("(gint) GST_INTERPOLATION_MODE_CUBIC_MONOTONIC", "3"),
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("(gint) GST_INTERPOLATION_MODE_LINEAR", "1"),
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("(gint) GST_INTERPOLATION_MODE_NONE", "0"),
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("(gint) GST_LFO_WAVEFORM_REVERSE_SAW", "3"),
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("(gint) GST_LFO_WAVEFORM_SAW", "2"),
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("(gint) GST_LFO_WAVEFORM_SINE", "0"),
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("(gint) GST_LFO_WAVEFORM_SQUARE", "1"),
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("(gint) GST_LFO_WAVEFORM_TRIANGLE", "4"),
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];
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