From 3afa45d865dcfd5fda73f9759c15e51edb4eb69e Mon Sep 17 00:00:00 2001
From: Sylvestre Ledru <sylvestre@debian.org>
Date: Tue, 20 Feb 2024 14:10:53 +0100
Subject: [PATCH 1/2] allow the compilation of sccache without any features
 (only local build)

---
 .github/workflows/ci.yml | 4 ++++
 src/cache/cache.rs       | 4 +++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 588935b6f..41879fa24 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -81,6 +81,10 @@ jobs:
             rustc: nightly
             allow_failure: true
             extra_args: --features=unstable
+          - os: ubuntu-20.04
+            extra_desc: no-default-features
+            extra_args: --no-default-features
+            allow_failure: true
           - os: ubuntu-22.04
           - os: macOS-11
           # M1 CPU
diff --git a/src/cache/cache.rs b/src/cache/cache.rs
index 3c07983a9..f5aa43178 100644
--- a/src/cache/cache.rs
+++ b/src/cache/cache.rs
@@ -674,7 +674,9 @@ pub fn storage_from_config(
                 return Ok(Arc::new(storage));
             }
             #[allow(unreachable_patterns)]
-            _ => bail!("cache type is not enabled"),
+            // if we build only with `cargo build --no-default-features`
+            // we only want to use sccache with a local cache (no remote storage)
+            _ => {}
         }
     }
 

From 8086fe81fd68c2eec2a77acaf7bdc510709ec79f Mon Sep 17 00:00:00 2001
From: Sylvestre Ledru <sylvestre@debian.org>
Date: Tue, 20 Feb 2024 17:13:03 +0100
Subject: [PATCH 2/2] Disable tests when the feature is disabled

---
 tests/sccache_args.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tests/sccache_args.rs b/tests/sccache_args.rs
index 88c727b97..12b4bb89f 100644
--- a/tests/sccache_args.rs
+++ b/tests/sccache_args.rs
@@ -30,6 +30,7 @@ fn stop_sccache() -> Result<()> {
 
 #[test]
 #[serial]
+#[cfg(feature = "gcs")]
 fn test_gcp_arg_check() -> Result<()> {
     trace!("sccache with log");
     stop_sccache()?;
@@ -72,6 +73,7 @@ fn test_gcp_arg_check() -> Result<()> {
 
 #[test]
 #[serial]
+#[cfg(feature = "s3")]
 fn test_s3_invalid_args() -> Result<()> {
     stop_sccache()?;