aboutsummaryrefslogtreecommitdiff
path: root/openssl-sys/build.rs
diff options
context:
space:
mode:
Diffstat (limited to 'openssl-sys/build.rs')
-rw-r--r--openssl-sys/build.rs80
1 files changed, 2 insertions, 78 deletions
diff --git a/openssl-sys/build.rs b/openssl-sys/build.rs
index aa47f2de..bd9611c0 100644
--- a/openssl-sys/build.rs
+++ b/openssl-sys/build.rs
@@ -2,10 +2,6 @@ extern crate pkg_config;
extern crate gcc;
use std::env;
-use std::fmt::Write as FmtWrite;
-use std::path::PathBuf;
-use std::fs::File;
-use std::io::Write;
fn main() {
let target = env::var("TARGET").unwrap();
@@ -20,7 +16,8 @@ fn main() {
// rustc doesn't seem to work with pkg-config's output in mingw64
if !target.contains("windows") {
if let Ok(info) = pkg_config::find_library("openssl") {
- build_openssl_shim(&info.include_paths);
+ let paths = env::join_paths(info.include_paths).unwrap();
+ println!("cargo:include={}", paths.to_str().unwrap());
return;
}
}
@@ -59,82 +56,9 @@ fn main() {
println!("cargo:rustc-link-lib={}={}", mode, lib);
}
- let mut include_dirs = vec![];
-
if let Some(include_dir) = include_dir {
println!("cargo:include={}", include_dir);
- include_dirs.push(PathBuf::from(&include_dir));
- }
-
- build_openssl_shim(&include_dirs);
-}
-
-macro_rules! import_options {
- ( $( $name:ident $val:expr )* ) => {
- &[ $( (stringify!($name),$val), )* ]
- };
-}
-
-fn generate_options_shim() -> PathBuf {
- let options: &[(&'static str,u64)]=include!("src/ssl_options.rs");
- let mut shim = String::new();
- writeln!(shim,"#include <stdint.h>").unwrap();
- writeln!(shim,"#include <openssl/ssl.h>").unwrap();
-
- for &(name,value) in options {
- writeln!(shim,"#define RUST_{} UINT64_C({})",name,value).unwrap();
- writeln!(shim,"#ifndef {}",name).unwrap();
- writeln!(shim,"# define {} 0",name).unwrap();
- writeln!(shim,"#endif").unwrap();
- }
-
- writeln!(shim,"#define COPY_MASK ( \\").unwrap();
-
- let mut it=options.iter().peekable();
- while let Some(&(name,_))=it.next() {
- let eol=match it.peek() {
- Some(_) => " | \\",
- None => " )"
- };
- writeln!(shim," ((RUST_{0}==(uint64_t)(uint32_t){0})?RUST_{0}:UINT64_C(0)){1}",name,eol).unwrap();
}
-
- writeln!(shim,"long rust_openssl_ssl_ctx_options_rust_to_c(uint64_t rustval) {{").unwrap();
- writeln!(shim," long cval=rustval&COPY_MASK;").unwrap();
- for &(name,_) in options {
- writeln!(shim," if (rustval&RUST_{0}) cval|={0};",name).unwrap();
- }
- writeln!(shim," return cval;").unwrap();
- writeln!(shim,"}}").unwrap();
-
- writeln!(shim,"uint64_t rust_openssl_ssl_ctx_options_c_to_rust(long cval) {{").unwrap();
- writeln!(shim," uint64_t rustval=cval&COPY_MASK;").unwrap();
- for &(name,_) in options {
- writeln!(shim," if (cval&{0}) rustval|=RUST_{0};",name).unwrap();
- }
- writeln!(shim," return rustval;").unwrap();
- writeln!(shim,"}}").unwrap();
-
- let out_dir = env::var("OUT_DIR").unwrap();
- let dest_file = PathBuf::from(&out_dir).join("ssl_ctx_options_shim.c");
- let mut f = File::create(&dest_file).unwrap();
-
- f.write_all(shim.as_bytes()).unwrap();
-
- dest_file
-}
-
-fn build_openssl_shim(include_paths: &[PathBuf]) {
- let options_shim_file = generate_options_shim();
- let mut config = gcc::Config::new();
-
- for path in include_paths {
- config.include(path);
- }
-
- config.file("src/openssl_shim.c")
- .file(options_shim_file)
- .compile("libopenssl_shim.a");
}
fn get_mingw_in_path() -> Option<Vec<String>> {