Add support for Linux s390x. (#255)

Mainframe Linux support has been on my list.

Author: jsirois

.github/workflows/ci.yml

@@ -39,6 +39,9 @@ jobs:
           - os: ubuntu-24.04
             name: Linux armv7l (musl)
             cross-target: armv7-unknown-linux-musleabihf
+          - os: ubuntu-24.04
+            name: Linux s390x
+            cross-target: s390x-unknown-linux-gnu
           - os: macos-13
             name: macOS x86-64
           - os: macos-14

.github/workflows/release.yml

@@ -57,6 +57,9 @@ jobs:
           - os: ubuntu-24.04
             name: Linux armv7l
             cross-target: armv7-unknown-linux-musleabihf
+          - os: ubuntu-24.04
+            name: Linux s390x
+            cross-target: s390x-unknown-linux-gnu
           - os: macos-13
             name: macOS x86-64
           - os: macos-14

CHANGES.md

@@ -1,5 +1,9 @@
 # Release Notes
 
+## 1.4.0
+
+This release adds support for Linux s390x.
+
 ## 1.3.0
 
 This release adds support for Linux ARM (armv7l and armv8l 32 bit mode).

Cargo.lock

@@ -5,7 +5,7 @@ members = [
 
 [package]
 name = "ptex"
-version = "1.3.0"
+version = "1.4.0"
 edition = "2021"
 authors = [
     "John Sirois <john.sirois@gmail.com>",

Cargo.toml

@@ -142,8 +142,8 @@ distribution is ~28M:
 ## Building `ptex`
 
 The `ptex` binary is [released](https://github.com/a-scie/ptex/releases) for Linux (x86_64,
-aarch64 & armv7l), macOS (x86_64 & aarch64) and Windows (x86_64 & aarch64). If you'd like to build
-your own copy, you'll need [Rust installed](https://rustup.rs/) at which point you can run
+aarch64, armv7l & s390x), macOS (x86_64 & aarch64) and Windows (x86_64 & aarch64). If you'd like tox
+build your own copy, you'll need [Rust installed](https://rustup.rs/) at which point you can run
 `cargo run -p package` and a binary for your current machine will be built in `dist/` along with a
 sha256 checksum file. For more build options, you can run `cargo run -p package -- --help`. On some
 systems, builds will require `cmake`, `make` and `perl` in order to build various `*-sys` crates.