fluencelabs/wasm-utils
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This commit is contained in:
NikVolf 2017-08-09 13:45:35 +03:00
parent cac0501eec
commit 0c52bcde1d
3 changed files with 50 additions and 7 deletions
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8
Cargo.toml
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@ -9,7 +9,7 @@ log = "0.3"
env_logger = "0.4" env_logger = "0.4"
lazy_static = "0.2" lazy_static = "0.2"
clap = "2.24" clap = "2.24"
wasm-build = { path = "build" } glob = "0.2"
[lib] [lib]
@ -27,4 +27,8 @@ path = "gas/src/main.rs"
[[bin]] [[bin]]
name = "wasm-pack" name = "wasm-pack"
path = "pack/src/main.rs" path = "pack/src/main.rs"
[[bin]]
name = "wasm-build"
path = "build/src/main.rs"

7
build/Cargo.toml
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@ -4,4 +4,9 @@ version = "0.1.0"
authors = ["NikVolf <nikvolf@gmail.com>"] authors = ["NikVolf <nikvolf@gmail.com>"]
[dependencies] [dependencies]
glob = "*" glob = "0.2"
wasm-utils = { path = "../" }
clap = "2.24"
[[bin]]
name = "wasm-build"

42
build/src/lib.rs → build/src/main.rs
View File

@ -1,10 +1,14 @@
//! Tools library for building contracts via cargo //! Experimental build tool for cargo
extern crate glob; extern crate glob;
extern crate wasm_utils;
extern crate clap;
use std::{env, fs, io}; use std::{env, fs, io};
use std::path::PathBuf; use std::path::PathBuf;
use clap::{App, Arg};
#[derive(Debug)] #[derive(Debug)]
pub enum Error { pub enum Error {
Io(io::Error), Io(io::Error),
@ -20,10 +24,14 @@ impl From<io::Error> for Error {
} }
pub fn process_output(bin_name: &str) -> Result<(), Error> { pub fn process_output(bin_name: &str) -> Result<(), Error> {
let out_dir = env::var("OUT").map_err(|_| Error::NoEnvVar)?; let out_dir = env::var("OUT_DIR").map_err(|_| Error::NoEnvVar)?;
let mut path = PathBuf::from(out_dir.clone()); let mut path = PathBuf::from(out_dir.clone());
let wasm_name = bin_name.to_string().replace("-", "_");
path.push("..");
path.push("..");
path.push("..");
path.push("deps"); path.push("deps");
path.push(format!("{}-*.wasm", bin_name)); path.push(format!("{}-*.wasm", wasm_name));
let mut files = glob::glob(path.to_string_lossy().as_ref()).expect("glob err") let mut files = glob::glob(path.to_string_lossy().as_ref()).expect("glob err")
.collect::<Vec<Result<PathBuf, glob::GlobError>>>(); .collect::<Vec<Result<PathBuf, glob::GlobError>>>();
@ -37,8 +45,34 @@ pub fn process_output(bin_name: &str) -> Result<(), Error> {
)) ))
} else { } else {
let file = files.drain(..).nth(0).expect("0th element exists").expect("glob err"); let file = files.drain(..).nth(0).expect("0th element exists").expect("glob err");
fs::copy(file, out_dir)?; let mut path = PathBuf::from(out_dir.clone());
path.push(format!("{}.wasm", bin_name));
fs::copy(file, path)?;
} }
Ok(()) Ok(())
}
fn main() {
wasm_utils::init_log();
let matches = App::new("wasm-opt")
.arg(Arg::with_name("input")
.index(1)
.required(true)
.help("Input WASM file"))
.arg(Arg::with_name("output")
.index(2)
.required(true)
.help("Output WASM file"))
.arg(Arg::with_name("exports")
.long("exports")
.short("e")
.takes_value(true)
.value_name("functions")
.help("Comma-separated list of exported functions to keep. Default: _call"))
.get_matches();
} }