o Add ubuntu-22.04 builds.

o Add gcc-11, gcc-12, clang-11, clang-12 and clang-13.

o actions/checkout@v2 -> actions/checkout@v3.

.github/workflows/main.yml

@@ -19,6 +19,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     env:
       COMPILER: ${{ matrix.compiler }}
+      BUILD_OS: ${{ matrix.os }}
 
     strategy:
       matrix:
@@ -35,11 +36,25 @@ jobs:
             compiler: 'gcc-arm32-cross'
           - os: ubuntu-18.04
             compiler: 'gcc-arm64-cross'
+          - os: ubuntu-22.04
+            compiler: 'gcc'
+          - os: ubuntu-22.04
+            compiler: 'clang'
+          - os: ubuntu-22.04
+            compiler: 'gcc-11'
+          - os: ubuntu-22.04
+            compiler: 'gcc-12'
+          - os: ubuntu-22.04
+            compiler: 'clang-11'
+          - os: ubuntu-22.04
+            compiler: 'clang-12'
+          - os: ubuntu-22.04
+            compiler: 'clang-13'
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         with:
           submodules: recursive
 

Makefile.openssl

@@ -1,6 +1,9 @@
 #
 # WARNING: do not run this directly, it should be included by other Makefiles
 
+# Needed to build with openssl 3.x
+DEFS += -Wno-deprecated-declarations
+
 ifeq ($(CROSS_COMPILE),)
 SSL_BUILDER=$(shell \
 	if pkg-config --exists libssl; then \
@@ -21,4 +24,4 @@ endif
 
 # enable this flag to increase performance by not serializing openssl
 # connect/accept/read/write operations, at the cost of possible crashes
-#DEFS+= -DNO_SSL_GLOBAL_LOCK
+#DEFS+= -DNO_SSL_GLOBAL_LOCK

modules/snmpstats/Makefile

@@ -21,6 +21,10 @@ else
 	INSTALLMIBDIR = $(cfg_prefix)/share/snmp/mibs
 endif 
 
+ifeq ($(CC_NAME), clang)
+	DEFS := $(filter-out -flto%,$(DEFS)) -Wno-ignored-optimization-argument
+endif
+
 CFLAGS+=
 auto_gen=
 NAME=snmpstats.so

scripts/build/build.conf.sub

@@ -12,6 +12,8 @@ setup_qemu() {
 	sudo ln -sf "/usr/${ARCH1}-linux-${ARCH2}" "/etc/qemu-binfmt/${ARCH1}"
 }
 
+COMPILER_VER=`echo "${COMPILER}" | sed -e 's|[a-z]*-||'`
+
 case "${COMPILER}" in
 gcc)
 	export CC="${COMPILER}"
@@ -62,35 +64,20 @@ clang-i386-cross)
 	PRE_INSTALL_CMD="sudo dpkg --add-architecture i386"
 	PKGS="${PKGS} clang llvm-dev libc6-dev:i386 libstdc++6:i386 lib32gcc-7-dev"
 	;;
-gcc-9)
-	export CC="${COMPILER}"
-	export AR="gcc-ar-9"
-	export RANLIB="gcc-ranlib-9"
-	export GCOV_CMD="gcov-9"
-	PRE_INSTALL_CMD="enable_ubuntu_toolchain_test"
-	PKGS="${PKGS} gcc-9 g++-9"
-	;;
-gcc-10)
+gcc-*)
 	export CC="${COMPILER}"
-	export AR="gcc-ar-10"
-	export RANLIB="gcc-ranlib-10"
-	export GCOV_CMD="gcov-10"
+	export AR="gcc-ar-${COMPILER_VER}"
+	export RANLIB="gcc-ranlib-${COMPILER_VER}"
+	export GCOV_CMD="gcov-${COMPILER_VER}"
 	PRE_INSTALL_CMD="enable_ubuntu_toolchain_test"
-	PKGS="${PKGS} gcc-10 g++-10"
-	;;
-clang-9)
-	export CC="${COMPILER}"
-	export AR="llvm-ar-9"
-	export RANLIB="llvm-ranlib-9"
-	export GCOV_CMD="llvm-cov-9 gcov"
-	PKGS="${PKGS} clang-9 llvm-9-dev libc++-9-dev libc++abi-9-dev"
+	PKGS="${PKGS} gcc-${COMPILER_VER} g++-${COMPILER_VER}"
 	;;
-clang-10)
+clang-*)
 	export CC="${COMPILER}"
-	export AR="llvm-ar-10"
-	export RANLIB="llvm-ranlib-10"
-	export GCOV_CMD="llvm-cov-10 gcov"
-	PKGS="${PKGS} clang-10 llvm-10-dev libc++-10-dev libc++abi-10-dev"
+	export AR="llvm-ar-${COMPILER_VER}"
+	export RANLIB="llvm-ranlib-${COMPILER_VER}"
+	export GCOV_CMD="llvm-cov-${COMPILER_VER} gcov"
+	PKGS="${PKGS} clang-${COMPILER_VER} llvm-${COMPILER_VER}-dev libc++-${COMPILER_VER}-dev libc++abi-${COMPILER_VER}-dev"
 	;;
 *)
 	printf 'COMPILER="%s" is unknown / unsupported\n' "${COMPILER}" 1>&2

scripts/build/install_depends.sh

@@ -2,7 +2,15 @@
 
 set -e
 
-PKGS=`grep -A 35 packages: .travis.yml  | grep -e '^ *[-]' | awk '{print $2}'`
+PKGS=""
+for pkg in `grep -A 35 packages: .travis.yml  | grep -e '^ *[-]' | awk '{print $2}'`
+do
+  if [ "${BUILD_OS}" = ubuntu-22.04 -a "${pkg}" = python-dev ]
+  then
+    pkg="python-dev-is-python3"
+  fi
+  PKGS="${PKGS} ${pkg}"
+done
 
 . $(dirname $0)/build.conf.sub