a0fad6065a
* Add support for the experimental wasi-crypto APIs The sole purpose of the implementation is to allow bindings and application developers to test the proposed APIs. Rust and AssemblyScript bindings are also available as examples. Like `wasi-nn`, it is currently disabled by default, and requires the `wasi-crypto` feature flag to be compiled in. * Rename the wasi-crypto/spec submodule * Add a path dependency into the submodule for wasi-crypto * Tell the publish script to vendor wasi-crypto
119 lines
3.8 KiB
Rust
119 lines
3.8 KiB
Rust
use anyhow::Context;
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use std::collections::BTreeSet;
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use std::process::Command;
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fn main() -> anyhow::Result<()> {
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let example_to_run = std::env::args().nth(1);
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let mut examples = BTreeSet::new();
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for e in std::fs::read_dir("examples")? {
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let e = e?;
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let path = e.path();
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let dir = e.metadata()?.is_dir();
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if let Some("wat") = path.extension().and_then(|s| s.to_str()) {
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continue;
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}
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examples.insert((path.file_stem().unwrap().to_str().unwrap().to_owned(), dir));
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}
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println!("======== Building libwasmtime.a ===========");
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run(Command::new("cargo")
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.args(&["build"])
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.current_dir("crates/c-api"))?;
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for (example, is_dir) in examples {
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if example == "README" {
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continue;
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}
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if let Some(example_to_run) = &example_to_run {
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if !example.contains(&example_to_run[..]) {
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continue;
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}
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}
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if is_dir {
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println!("======== Rust wasm file `{}` ============", example);
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let target = if example == "fib-debug" {
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"wasm32-unknown-unknown"
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} else {
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"wasm32-wasi"
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};
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run(Command::new("cargo")
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.arg("build")
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.arg("-p")
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.arg(format!("example-{}-wasm", example))
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.arg("--target")
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.arg(target))?;
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}
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println!("======== Rust example `{}` ============", example);
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run(Command::new("cargo")
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.arg("run")
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.arg("--example")
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.arg(&example))?;
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println!("======== C/C++ example `{}` ============", example);
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for extension in ["c", "cc"].iter() {
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let mut cmd = cc::Build::new()
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.opt_level(0)
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.cargo_metadata(false)
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.target(env!("TARGET"))
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.host(env!("TARGET"))
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.include("crates/c-api/include")
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.include("crates/c-api/wasm-c-api/include")
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.define("WASM_API_EXTERN", Some("")) // static linkage, not dynamic
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.warnings(false)
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.get_compiler()
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.to_command();
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let file = if is_dir {
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format!("examples/{}/main.{}", example, extension)
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} else {
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format!("examples/{}.{}", example, extension)
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};
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if extension == &"cc" && !std::path::Path::new(&file).exists() {
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// cc files are optional so we can skip them.
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continue;
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}
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cmd.arg(file);
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let exe = if cfg!(windows) {
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cmd.arg("target/debug/wasmtime.lib")
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.arg("ws2_32.lib")
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.arg("advapi32.lib")
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.arg("userenv.lib")
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.arg("ntdll.lib")
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.arg("shell32.lib")
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.arg("ole32.lib")
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.arg("bcrypt.lib");
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if is_dir {
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"main.exe".to_string()
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} else {
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format!("./{}.exe", example)
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}
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} else {
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cmd.arg("target/debug/libwasmtime.a").arg("-o").arg("foo");
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"./foo".to_string()
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};
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if cfg!(target_os = "linux") {
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cmd.arg("-lpthread").arg("-ldl").arg("-lm");
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}
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run(&mut cmd)?;
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run(&mut Command::new(exe))?;
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}
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}
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Ok(())
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}
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fn run(cmd: &mut Command) -> anyhow::Result<()> {
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(|| -> anyhow::Result<()> {
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let s = cmd.status()?;
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if !s.success() {
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anyhow::bail!("Exited with failure status: {}", s);
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}
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Ok(())
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})()
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.with_context(|| format!("failed to run `{:?}`", cmd))
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}
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