exp: cross #3

src/deb/sbuild.rs

@@ -1,24 +1,10 @@
 /// Sbuild binary package building
 /// Call 'sbuild' with the dsc file to build the package with unshare
 use crate::context;
+use crate::deb::find_dsc_file;
 use std::error::Error;
-use std::path::{Path, PathBuf};
-
-fn find_dsc_file(cwd: &Path, package: &str, version: &str) -> Result<PathBuf, Box<dyn Error>> {
-    let parent = cwd.parent().ok_or("Cannot find parent directory")?;
-    // Strip epoch from version (e.g., "1:2.3.4-5" -> "2.3.4-5")
-    let version_without_epoch = version.split_once(':').map(|(_, v)| v).unwrap_or(version);
-    let dsc_name = format!("{}_{}.dsc", package, version_without_epoch);
-    let dsc_path = parent.join(&dsc_name);
-
-    if !dsc_path.exists() {
-        return Err(format!("Could not find .dsc file at {}", dsc_path.display()).into());
-    }
-    Ok(dsc_path)
-}
 
 pub fn build(
-    cwd: &Path,
     package: &str,
     version: &str,
     arch: &str,
@@ -26,7 +12,7 @@ pub fn build(
     build_root: &str,
     cross: bool,
 ) -> Result<(), Box<dyn Error>> {
-    let dsc_path = find_dsc_file(cwd, package, version)?;
+    let dsc_path = find_dsc_file(build_root, package, version)?;
 
     let ctx = context::current();
     let mut cmd = ctx.command("sbuild");