internal/rosa: disable busybox SHA1_HWACCEL

This also pretties up the build output and sets correct linker path.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/busybox.go

@@ -124,7 +124,8 @@ func (t Toolchain) newBusybox() pkg.Artifact {
 
 	var env []string
 	if t == toolchainStage3 {
-		env = append(env, "EXTRA_LDFLAGS=-static")
+		env = append(env,
+			"EXTRA_LDFLAGS=-Wl,--dynamic-linker=/system/bin/linker")
 	}
 
 	return t.New("busybox-"+version, false, stage3Concat(t, []pkg.Artifact{},
@@ -136,6 +137,8 @@ func (t Toolchain) newBusybox() pkg.Artifact {
 			"PIE",
 		}, " "),
 		"ROSA_BUSYBOX_DISABLE=" + strings.Join([]string{
+			"SHA1_HWACCEL",
+
 			"FEATURE_IPV6",
 			"FEATURE_PREFER_IPV4_ADDRESS",
 			"FEATURE_HWIB",
@@ -307,6 +310,7 @@ config_disable() {
 
 cat > /bin/gcc << EOF
 exec clang \
+	-Qunused-arguments \
 	-Wno-ignored-optimization-argument \
 	${LDFLAGS} \
 	\$@
@@ -325,8 +329,12 @@ make \
 
 config_enable $ROSA_BUSYBOX_ENABLE
 config_disable $ROSA_BUSYBOX_DISABLE
+mkdir -p /system/bin
+ln -s ../../usr/lib/libc.so /system/bin/linker || true
 ln -s ../system/bin/pwd /bin/pwd || true
-make CFLAGS_busybox="${LDFLAGS} ${EXTRA_LDFLAGS}" "-j$(nproc)"
+make \
+	CFLAGS_busybox="${LDFLAGS} ${EXTRA_LDFLAGS}" \
+	"-j$(nproc)"
 
 mkdir -p /system/bin/ /work/bin/
 cp busybox /system/bin/