Commit e037c0fc authored by eonil's avatar eonil
Browse files

Find path prefix to OpenSSL installed by Homebrew.

parent 9e5dcb03

README.md

+7 −7
Original line number Diff line number Diff line
@@ -48,25 +48,25 @@ make -j$(nproc) 
make install

```



### OSX

### macOS



Although OpenSSL 0.9.8 is preinstalled on OSX this library is being phased out

of OSX and this crate also does not support that version of OpenSSL. To use this

crate on OSX you'll need to install OpenSSL via some alternate means, typically

Although OpenSSL 0.9.8 is preinstalled on macOS this library is being phased out

of macOS and this crate also does not support that version of OpenSSL. To use this

crate on macOS you'll need to install OpenSSL via some alternate means, typically

Homebrew:



```bash

brew install openssl

```



Occasionally an update of XCode or MacOS will cause the linker to fail after compilation, to rectify this you may want to try and run:

Occasionally an update of XCode or macOS will cause the linker to fail after compilation, to rectify this you may want to try and run:



```bash

xcode-select --install

```



If Homebrew is installed to the default location of `/usr/local`, OpenSSL will be

automatically detected.

If you're using latest version of Homebrew which supports `--prefix` command,

OpenSSL will be automatically detected.



### Windows MSVC

openssl-sys/build.rs

+34 −0
Original line number Diff line number Diff line
@@ -104,6 +104,8 @@ fn find_openssl_dir(target: &str) -> OsString { 
    let host = env::var("HOST").unwrap();



    if host == target && target.contains("apple-darwin") {

        // Check up default Homebrew installation location first

        // for quick resolution if possible.

        let homebrew = Path::new("/usr/local/opt/openssl@1.1");

        if homebrew.exists() {

            return homebrew.to_path_buf().into();
@@ -112,6 +114,22 @@ fn find_openssl_dir(target: &str) -> OsString { 
        if homebrew.exists() {

            return homebrew.to_path_buf().into();

        }

        // Calling `brew --prefix <package>` command usually slow and 

        // takes seconds, and will be used only as a last resort.

        let output = execute_command_and_get_output("brew", &["--prefix", "openssl@1.1"]);

        if let Some(ref output) = output {

            let homebrew = Path::new(&output);

            if homebrew.exists() {

                return homebrew.to_path_buf().into();

            }

        }

        let output = execute_command_and_get_output("brew", &["--prefix", "openssl"]);

        if let Some(ref output) = output {

            let homebrew = Path::new(&output);

            if homebrew.exists() {

                return homebrew.to_path_buf().into();

            }

        }

    }



    try_pkg_config();
@@ -548,3 +566,19 @@ fn determine_mode(libdir: &Path, libs: &[&str]) -> &'static str { 
    // practices with security libs", let's link dynamically.

    "dylib"

}







fn execute_command_and_get_output(cmd: &str, args: &[&str]) -> Option<String> {

    let out = Command::new(cmd).args(args).output();

    if let Ok(ref r1) = out {

        if r1.status.success() {

            let r2 = String::from_utf8(r1.stdout.clone());

            if let Ok(r3) = r2 {

                return Some(r3.trim().to_string());

            } 

        }

    }

    return None;

}