From e022a7eff4b9af4df3b3a852b911d89a04fdb98b Mon Sep 17 00:00:00 2001
From: Rory Dudley
Date: Wed, 3 Jul 2024 15:42:32 -0600
Subject: Option parsing and version

Add some basic logic for parsing commandline arguments. Also, use
build.rs to embed the program version (and git commit) during the
compile step. The program currently accepts the '--version' commandline
argument to print the version, then quit.
---
 build.rs | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 build.rs

(limited to 'build.rs')

diff --git a/build.rs b/build.rs
new file mode 100644
index 0000000..fef4321
--- /dev/null
+++ b/build.rs
@@ -0,0 +1,16 @@
+use std::process::Command;
+
+fn main() {
+    let build = String::from_utf8_lossy(
+        &Command::new("git")
+            .args(&["rev-parse", "HEAD"])
+            .output()
+            .unwrap()
+            .stdout,
+    )
+    .to_string();
+    println!(
+        "cargo::rustc-env=DWVSH_BUILD={}",
+        build.get(0..10).unwrap_or(&build)
+    );
+}
-- 
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