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Diffstat (limited to 'nitrokey-sys/build.rs')
-rw-r--r--nitrokey-sys/build.rs86
1 files changed, 38 insertions, 48 deletions
diff --git a/nitrokey-sys/build.rs b/nitrokey-sys/build.rs
index a22bbd0..defce72 100644
--- a/nitrokey-sys/build.rs
+++ b/nitrokey-sys/build.rs
@@ -1,57 +1,38 @@
-extern crate cc;
-
use std::env;
+use std::fs;
use std::io;
use std::io::{Read, Write};
-use std::fs;
use std::path;
+use std::string;
-struct Version {
- major: String,
- minor: String,
- git: String,
-}
+use cc;
-fn stringify(err: env::VarError) -> String {
- format!("{}", err)
+#[derive(Clone, Copy, Debug, PartialEq)]
+struct Version {
+ major: u32,
+ minor: u32,
+ patch: Option<u32>,
}
-fn extract_git_version(pre: &str) -> Result<String, String> {
- // If a pre-release version is set, it is expected to have the format
- // pre.v<maj>.<min>.<n>.g<hash>, where <maj> and <min> are the last major and minor version,
- // <n> is the number of commits since this version and <hash> is the hash of the last commit.
- let parts: Vec<&str> = pre.split('.').collect();
- if parts.len() != 5 {
- return Err(format!("'{}' is not a valid pre-release version", pre));
+impl string::ToString for Version {
+ fn to_string(&self) -> String {
+ match self.patch {
+ Some(patch) => format!("v{}.{}.{}", self.major, self.minor, patch),
+ None => format!("v{}.{}", self.major, self.minor),
+ }
}
- Ok(format!("{}.{}-{}-{}", parts[1], parts[2], parts[3], parts[4]))
}
-fn get_version() -> Result<Version, String> {
- let major = env::var("CARGO_PKG_VERSION_MAJOR").map_err(stringify)?;
- let minor = env::var("CARGO_PKG_VERSION_MINOR").map_err(stringify)?;
- let patch = env::var("CARGO_PKG_VERSION_PATCH").map_err(stringify)?;
- let pre = env::var("CARGO_PKG_VERSION_PRE").map_err(stringify)?;
-
- let git = match pre.is_empty() {
- true => match patch.is_empty() {
- true => format!("v{}.{}", major, minor),
- false => format!("v{}.{}.{}", major, minor, patch),
- },
- false => extract_git_version(&pre)?,
- };
-
- Ok(Version {
- major,
- minor,
- git,
- })
-}
+const LIBNITROKEY_VERSION: Version = Version {
+ major: 3,
+ minor: 4,
+ patch: Some(1),
+};
fn prepare_version_source(
- version: &Version,
+ version: Version,
out_path: &path::Path,
- library_path: &path::Path
+ library_path: &path::Path,
) -> io::Result<path::PathBuf> {
let out = out_path.join("version.cc");
let template = library_path.join("version.cc.in");
@@ -62,9 +43,9 @@ fn prepare_version_source(
drop(file);
let data = data
- .replace("@PROJECT_VERSION_MAJOR@", &version.major)
- .replace("@PROJECT_VERSION_MINOR@", &version.minor)
- .replace("@PROJECT_VERSION_GIT@", &version.git);
+ .replace("@PROJECT_VERSION_MAJOR@", &version.major.to_string())
+ .replace("@PROJECT_VERSION_MINOR@", &version.minor.to_string())
+ .replace("@PROJECT_VERSION_GIT@", &version.to_string());
let mut file = fs::File::create(&out)?;
file.write_all(data.as_bytes())?;
@@ -73,11 +54,14 @@ fn prepare_version_source(
}
fn main() {
+ if env::var("USE_SYSTEM_LIBNITROKEY").is_ok() {
+ println!("cargo:rustc-link-lib=nitrokey");
+ return;
+ }
+
let out_dir = env::var("OUT_DIR").expect("Environment variable OUT_DIR is not set");
let out_path = path::PathBuf::from(out_dir);
- let version = get_version().expect("Could not extract library version");
-
let sources = [
"DeviceCommunicationExceptions.cpp",
"NK_C_API.cc",
@@ -87,18 +71,24 @@ fn main() {
"log.cc",
"misc.cc",
];
- let library_dir = format!("libnitrokey-{}", version.git);
+ let library_dir = format!("libnitrokey-{}", LIBNITROKEY_VERSION.to_string());
let library_path = path::Path::new(&library_dir);
- let version_source = prepare_version_source(&version, &out_path, &library_path)
+ let version_source = prepare_version_source(LIBNITROKEY_VERSION, &out_path, &library_path)
.expect("Could not prepare the version source file");
cc::Build::new()
.cpp(true)
+ .flag("-std=c++14")
.include(library_path.join("libnitrokey"))
.files(sources.iter().map(|s| library_path.join(s)))
.file(version_source)
.compile("libnitrokey.a");
- println!("cargo:rustc-link-lib=hidapi-libusb");
+ let hidapi_library_name = if cfg!(target_os = "linux") {
+ "hidapi-libusb"
+ } else {
+ "hidapi"
+ };
+ println!("cargo:rustc-link-lib={}", hidapi_library_name);
}