Add Alpine Linux CI and stop enabling werror for everyone

.github/workflows/ci.yml

@@ -32,6 +32,8 @@ jobs:
         family: [x86-64]
         compiler: [gcc, clang]
         container:
+          - alpine:edge
+          - alpine:latest
           - archlinux:latest
           - debian:testing
           - debian:stable
@@ -208,7 +210,7 @@ jobs:
       if: ${{ matrix.variant == 'i386' }}
       run: |
         mkdir build
-        CFLAGS="-m32" LDFLAGS="-m32" meson setup . build
+        CFLAGS="-m32" LDFLAGS="-m32" meson setup --errorlogs --werror . build
 
     - name: Meson init with cross compile
       if: ${{ matrix.variant == 'cross-compile' }}
@@ -228,13 +230,13 @@ jobs:
         echo "pkg_config_libdir = '${PKG_CONFIG_PATH}'" >> cross.txt
         cat cross.txt
         mkdir build
-        meson setup --cross-file cross.txt . build
+        meson setup --errorlogs --werror --cross-file cross.txt . build
 
     - name: Meson init
       if: ${{ matrix.variant == '' }}
       run: |
         mkdir build
-        meson setup . build
+        meson setup --errorlogs --werror . build
 
     - name: Compile
       run: ninja -C build

cdba-server.c

@@ -158,7 +158,7 @@ void cdba_send_buf(int type, size_t len, const void *buf)
 
 static int handle_stdin(int fd, void *buf)
 {
-	static struct circ_buf recv_buf = { 0 };
+	static struct circ_buf recv_buf = { };
 	struct msg *msg;
 	struct msg hdr;
 	size_t n;

cdba.c

@@ -581,7 +581,7 @@ int main(int argc, char **argv)
 	int timeout_total = 600;
 	struct work *next;
 	struct work *work;
-	struct circ_buf recv_buf = { 0 };
+	struct circ_buf recv_buf = { };
 	const char *board = NULL;
 	const char *host = NULL;
 	struct timeval now;

ci/alpine.sh

@@ -0,0 +1,29 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (c) 2021 Canonical Ltd.
+# Copyright (c) 2023 Linaro Ltd
+# Author: Krzysztof Kozlowski <[email protected]>
+#                             <[email protected]>
+#
+
+set -ex
+
+PKGS_CC="gcc"
+case $CC in
+	clang*)
+		PKGS_CC="clang"
+	;;
+esac
+
+apk add \
+	linux-headers \
+	libftdi1-dev \
+	yaml-dev \
+	eudev-dev \
+	meson \
+	musl-dev \
+	libc-dev \
+	$PKGS_CC
+
+echo "Install finished: $0"

meson.build

@@ -26,8 +26,7 @@ compiler_cflags = ['-Wno-unused-parameter',
 
 # TODO add clang specific options
 if compiler.get_id() == 'gcc'
-	compiler_cflags += ['-Werror',	# Only set it on GCC
-			    '-Wformat-signedness',
+	compiler_cflags += ['-Wformat-signedness',
 			    '-Wduplicated-cond',
 			    '-Wduplicated-branches',
 			    '-Wvla-larger-than=1',