remove musl builds

.github/workflows/rust.yml

@@ -13,6 +13,7 @@ env:
   RUSTFLAGS: "-Dwarnings"
 
 jobs:
+
   build-gnu-apt:
     runs-on: ubuntu-latest
     steps:
@@ -39,24 +40,6 @@ jobs:
       - name: build example -- glibc debug
         run: cd example && make clean && make TARGET=aarch64-unknown-linux-gnu PROFILE=debug
 
-  # this _should_ have been -stable, but there is a bug when running in the container ("Invalid cross-device link")
-  build-musl-beta:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Update repos
-        run: sudo apt-get update -qq
-      - name: Install toolchain
-        run: sudo apt-get install -qy liblzma-dev gcc make pkgconf musl-dev musl-tools rustup
-      - name: install rust target
-        run: rustup default beta && rustup target add aarch64-unknown-linux-musl && rustup component add rust-src && rustup update
-
-      - name: build example -- musl release
-        run: cd example && make clean && make TARGET=aarch64-unknown-linux-musl PROFILE=release MUSL=1 CARGO="rustup run beta cargo"
-      - name: build example -- musl debug
-        run: cd example && make clean && make TARGET=aarch64-unknown-linux-musl PROFILE=debug MUSL=1 CARGO="rustup run beta cargo"
-
   build-size-gnu-unstable:
     runs-on: ubuntu-latest
     steps:
@@ -71,19 +54,3 @@ jobs:
 
       - name: build example -- glibc size-optimized
         run: cd example && make clean && make TARGET=aarch64-unknown-linux-gnu PROFILE=size-optimized CARGO="rustup run nightly cargo" LTO=1
-
-
-  build-size-musl-unstable:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Update repos
-        run: sudo apt-get update -qq
-      - name: Install toolchain
-        run: sudo apt-get install -qy liblzma-dev gcc make pkgconf musl-dev musl-tools rustup
-      - name: install rust targets
-        run: rustup toolchain install nightly -t aarch64-unknown-linux-musl -c rust-src --no-self-update
-
-      - name: build example -- musl size-optimized
-        run: cd example && make clean && make TARGET=aarch64-unknown-linux-musl PROFILE=size-optimized MUSL=1 LTO=1 CARGO="rustup run nightly cargo"

example/Makefile

@@ -31,7 +31,6 @@ endif
 #endif
 
 RUST_TARGET_DIR := $(REPO_ROOT)/target/$(TARGET)/$(CFG_PROFILE)
-OUT_DIR := $(realpath $(THIS_DIR)/out/)
 
 ifeq ($(CFG_PROFILE), size-optimized)
 	CARGO_PROFILE := size-optimized
@@ -92,7 +91,7 @@ all: $(_bins)
 clean: clean-c clean-rust
 
 clean-c:
-	rm -r $(OUT_DIR) || true
+	rm -r out || true
 
 clean-rust:
 	rm $(SERVICEPOINT_HEADER_OUT)/servicepoint.h || true
@@ -123,7 +122,7 @@ sizes: $(_bins)
 	ls -lB out
 
 analyze-size: out/$(BIN)_unstripped
-	nm --print-size --size-sort --reverse-sort --radix=d --demangle $(OUT_DIR)/$(BIN)_unstripped \
+	nm --print-size --size-sort --reverse-sort --radix=d --demangle out/$(BIN)_unstripped \
 		| awk '{size=$$2+0; print size "\t" $$4}' \
 		| less