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extern crate "pkg-config" as pkg_config;
use std::os;
use std::io::{mod, fs, Command};
use std::io::process::InheritFd;
use std::io::fs::PathExtensions;
fn main() {
match pkg_config::find_library("libssh2") {
Ok(()) => return,
Err(..) => {}
}
let mut cflags = os::getenv("CFLAGS").unwrap_or(String::new());
let target = os::getenv("TARGET").unwrap();
let windows = target.contains("windows") || target.contains("mingw");
cflags.push_str(" -ffunction-sections -fdata-sections");
if target.contains("i686") {
cflags.push_str(" -m32");
} else if target.as_slice().contains("x86_64") {
cflags.push_str(" -m64");
}
if !target.contains("i686") {
cflags.push_str(" -fPIC");
}
match os::getenv("DEP_OPENSSL_ROOT") {
Some(s) => {
cflags.push_str(format!(" -I{}/include", s).as_slice());
cflags.push_str(format!(" -L{}/lib", s).as_slice());
}
None => {}
}
let src = Path::new(os::getenv("CARGO_MANIFEST_DIR").unwrap());
let dst = Path::new(os::getenv("OUT_DIR").unwrap());
let mut config_opts = Vec::new();
if windows {
config_opts.push("--without-openssl".to_string());
config_opts.push("--with-wincng".to_string());
}
config_opts.push("--enable-shared=no".to_string());
config_opts.push("--disable-examples-build".to_string());
config_opts.push(format!("--prefix={}", dst.display()));
let _ = fs::rmdir_recursive(&dst.join("include"));
let _ = fs::rmdir_recursive(&dst.join("lib"));
let _ = fs::rmdir_recursive(&dst.join("build"));
fs::mkdir(&dst.join("build"), io::USER_DIR).unwrap();
let root = src.join("libssh2-1.4.4-20140901");
// Can't run ./configure directly on msys2 b/c we're handing in
// Windows-style paths (those starting with C:\), but it chokes on those.
// For that reason we build up a shell script with paths converted to
// posix versions hopefully...
run(Command::new("sh")
.env("CFLAGS", cflags)
.cwd(&dst.join("build"))
.arg("-c")
.arg(format!("{} {}", root.join("configure").display(),
config_opts.connect(" "))
.replace("C:\\", "/c/")
.replace("\\", "/")));
run(Command::new(make())
.arg(format!("-j{}", os::getenv("NUM_JOBS").unwrap()))
.cwd(&dst.join("build/src")));
// Don't run `make install` because apparently it's a little buggy on mingw
// for windows.
fs::mkdir_recursive(&dst.join("lib/pkgconfig"), io::USER_DIR).unwrap();
// Which one does windows generate? Who knows!
let p1 = dst.join("build/src/.libs/libssh2.a");
let p2 = dst.join("build/src/.libs/libssh2.lib");
if p1.exists() {
fs::rename(&p1, &dst.join("lib/libssh2.a")).unwrap();
} else {
fs::rename(&p2, &dst.join("lib/libssh2.a")).unwrap();
}
fs::rename(&dst.join("build/libssh2.pc"),
&dst.join("lib/pkgconfig/libssh2.pc")).unwrap();
{
let root = root.join("include");
let dst = dst.join("include");
for file in fs::walk_dir(&root).unwrap() {
if fs::stat(&file).unwrap().kind != io::TypeFile { continue }
let part = file.path_relative_from(&root).unwrap();
let dst = dst.join(part);
fs::mkdir_recursive(&dst.dir_path(), io::USER_DIR).unwrap();
fs::copy(&file, &dst).unwrap();
}
}
if windows {
println!("cargo:rustc-flags=-l ws2_32 -l bcrypt -l crypt32");
}
println!("cargo:rustc-flags=-L {}/lib -l ssh2:static", dst.display());
println!("cargo:root={}", dst.display());
println!("cargo:include={}/include", dst.display());
}
fn make() -> &'static str {
if cfg!(target_os = "freebsd") {"gmake"} else {"make"}
}
fn run(cmd: &mut Command) {
println!("running: {}", cmd);
assert!(cmd.stdout(InheritFd(1))
.stderr(InheritFd(2))
.status()
.unwrap()
.success());
}
|
