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-rw-r--r--build.rs87
1 files changed, 0 insertions, 87 deletions
diff --git a/build.rs b/build.rs
deleted file mode 100644
index 002135b..0000000
--- a/build.rs
+++ /dev/null
@@ -1,87 +0,0 @@
-use std::env;
-use std::ffi::OsString;
-use std::io::{self, Write};
-use std::process::Command;
-
-fn main() {
- let version = match Version::read() {
- Ok(version) => version,
- Err(err) => {
- writeln!(
- &mut io::stderr(),
- "failed to parse `rustc --version`: {}",
- err
- ).unwrap();
- return;
- }
- };
- enable_i128(version);
-}
-
-fn enable_i128(version: Version) {
- if version < (Version { major: 1, minor: 26, patch: 0 }) {
- return;
- }
-
- println!("cargo:rustc-cfg=byteorder_i128");
-}
-
-#[derive(Clone, Copy, Debug, Eq, PartialEq, PartialOrd, Ord)]
-struct Version {
- major: u32,
- minor: u32,
- patch: u32,
-}
-
-impl Version {
- fn read() -> Result<Version, String> {
- let rustc = env::var_os("RUSTC").unwrap_or(OsString::from("rustc"));
- let output = Command::new(&rustc)
- .arg("--version")
- .output()
- .unwrap()
- .stdout;
- Version::parse(&String::from_utf8(output).unwrap())
- }
-
- fn parse(mut s: &str) -> Result<Version, String> {
- if !s.starts_with("rustc ") {
- return Err(format!("unrecognized version string: {}", s));
- }
- s = &s["rustc ".len()..];
-
- let parts: Vec<&str> = s.split(".").collect();
- if parts.len() < 3 {
- return Err(format!("not enough version parts: {:?}", parts));
- }
-
- let mut num = String::new();
- for c in parts[0].chars() {
- if !c.is_digit(10) {
- break;
- }
- num.push(c);
- }
- let major = try!(num.parse::<u32>().map_err(|e| e.to_string()));
-
- num.clear();
- for c in parts[1].chars() {
- if !c.is_digit(10) {
- break;
- }
- num.push(c);
- }
- let minor = try!(num.parse::<u32>().map_err(|e| e.to_string()));
-
- num.clear();
- for c in parts[2].chars() {
- if !c.is_digit(10) {
- break;
- }
- num.push(c);
- }
- let patch = try!(num.parse::<u32>().map_err(|e| e.to_string()));
-
- Ok(Version { major: major, minor: minor, patch: patch })
- }
-}