Replace travis with github actions (#9641)

* Move outside of travis to Github actions

This will permit to have better integrated CI workflow than the previous
travis one.

12 files changed, 39 insertions, 170 deletions

diff --git a/util/buildbot/buildwin32.sh b/util/buildbot/buildwin32.sh
index 090ac7b0d..e62d32969 100755
--- a/util/buildbot/buildwin32.sh
+++ b/util/buildbot/buildwin32.sh
@@ -86,22 +86,21 @@ cd $libdir
 # Get minetest
 cd $builddir
 if [ ! "x$EXISTING_MINETEST_DIR" = "x" ]; then
-	ln -s $EXISTING_MINETEST_DIR $CORE_NAME
+	cd /$EXISTING_MINETEST_DIR # must be absolute path
 else
 	[ -d $CORE_NAME ] && (cd $CORE_NAME && git pull) || (git clone -b $CORE_BRANCH $CORE_GIT)
+	cd $CORE_NAME
 fi
-cd $CORE_NAME
 git_hash=$(git rev-parse --short HEAD)
 
 # Get minetest_game
-cd games
 if [ "x$NO_MINETEST_GAME" = "x" ]; then
+	cd games
 	[ -d $GAME_NAME ] && (cd $GAME_NAME && git pull) || (git clone -b $GAME_BRANCH $GAME_GIT)
+	cd ..
 fi
-cd ../..
 
 # Build the thing
-cd $CORE_NAME
 [ -d _build ] && rm -Rf _build/
 mkdir _build
 cd _build
diff --git a/util/buildbot/buildwin64.sh b/util/buildbot/buildwin64.sh
index b24a478d8..94e009c29 100755
--- a/util/buildbot/buildwin64.sh
+++ b/util/buildbot/buildwin64.sh
@@ -78,22 +78,21 @@ cd $libdir
 # Get minetest
 cd $builddir
 if [ ! "x$EXISTING_MINETEST_DIR" = "x" ]; then
-	ln -s $EXISTING_MINETEST_DIR $CORE_NAME
+	cd /$EXISTING_MINETEST_DIR # must be absolute path
 else
 	[ -d $CORE_NAME ] && (cd $CORE_NAME && git pull) || (git clone -b $CORE_BRANCH $CORE_GIT)
+	cd $CORE_NAME
 fi
-cd $CORE_NAME
 git_hash=$(git rev-parse --short HEAD)
 
 # Get minetest_game
-cd games
 if [ "x$NO_MINETEST_GAME" = "x" ]; then
+	cd games
 	[ -d $GAME_NAME ] && (cd $GAME_NAME && git pull) || (git clone -b $GAME_BRANCH $GAME_GIT)
+	cd ..
 fi
-cd ../..
 
 # Build the thing
-cd $CORE_NAME
 [ -d _build ] && rm -Rf _build/
 mkdir _build
 cd _build
diff --git a/util/ci/build.sh b/util/ci/build.sh
new file mode 100755
index 000000000..59069b00a
--- /dev/null
+++ b/util/ci/build.sh
@@ -0,0 +1,8 @@
+#! /bin/bash -eu
+
+mkdir cmakebuild
+cd cmakebuild
+cmake -DCMAKE_BUILD_TYPE=Debug \
+	-DRUN_IN_PLACE=TRUE -DENABLE_GETTEXT=TRUE \
+	-DBUILD_SERVER=TRUE ${CMAKE_FLAGS} ..
+make -j2
diff --git a/util/travis/clang-format-whitelist.txt b/util/ci/clang-format-whitelist.txt
index 02c8b2660..3334257ae 100644
--- a/util/travis/clang-format-whitelist.txt
+++ b/util/ci/clang-format-whitelist.txt
@@ -434,6 +434,7 @@ src/threading/thread.cpp
 src/threading/thread.h
 src/threads.h
 src/tileanimation.cpp
+src/tileanimation.h
 src/tool.cpp
 src/tool.h
 src/translation.cpp
diff --git a/util/ci/clang-tidy.sh b/util/ci/clang-tidy.sh
new file mode 100755
index 000000000..d048f54ee
--- /dev/null
+++ b/util/ci/clang-tidy.sh
@@ -0,0 +1,18 @@
+#! /bin/bash -eu
+
+mkdir -p cmakebuild
+cd cmakebuild
+cmake -DCMAKE_BUILD_TYPE=Debug \
+	-DCMAKE_EXPORT_COMPILE_COMMANDS=ON \
+	-DRUN_IN_PLACE=TRUE \
+	-DENABLE_GETTEXT=TRUE \
+	-DENABLE_SOUND=FALSE \
+	-DBUILD_SERVER=TRUE ..
+make GenerateVersion
+
+cd ..
+
+./util/ci/run-clang-tidy.py \
+	-clang-tidy-binary=clang-tidy-9 -p cmakebuild \
+	-quiet -config="$(cat .clang-tidy)" \
+	'src/.*'
diff --git a/util/travis/common.sh b/util/ci/common.sh
index cf9ce020e..5a4f78457 100644
--- a/util/travis/common.sh
+++ b/util/ci/common.sh
@@ -21,9 +21,10 @@ install_linux_deps() {
 	local pkgs=(libirrlicht-dev cmake libbz2-dev libpng-dev \
 		libjpeg-dev libxxf86vm-dev libgl1-mesa-dev libsqlite3-dev \
 		libhiredis-dev libogg-dev libgmp-dev libvorbis-dev libopenal-dev \
-		gettext libpq-dev postgresql-server-dev-all libleveldb-dev)
+		gettext libpq-dev postgresql-server-dev-all libleveldb-dev \
+		libcurl4-openssl-dev)
 	# for better coverage, build some jobs with luajit
-	if [[ "$CC" == "clang"* && -z "$VALGRIND$FREETYPE" ]]; then
+	if [ -n "$WITH_LUAJIT" ]; then
 		pkgs+=(libluajit-5.1-dev)
 	fi
 
@@ -42,16 +43,3 @@ install_macosx_deps() {
 	fi
 	#brew upgrade postgresql
 }
-
-# Relative to git-repository root:
-TRIGGER_COMPILE_PATHS="src/.*\.(c|cpp|h)|CMakeLists.txt|cmake/Modules/|util/travis/|util/buildbot/"
-
-needs_compile() {
-	RANGE="$TRAVIS_COMMIT_RANGE"
-	if [[ "$(git diff --name-only $RANGE -- 2>/dev/null)" == "" ]]; then
-		RANGE="$TRAVIS_COMMIT^...$TRAVIS_COMMIT"
-		echo "Fixed range: $RANGE"
-	fi
-	git diff --name-only $RANGE -- | egrep -q "^($TRIGGER_COMPILE_PATHS)"
-}
-
diff --git a/util/travis/lint.sh b/util/ci/lint.sh
index b3027c689..395445ca7 100644
--- a/util/travis/lint.sh
+++ b/util/ci/lint.sh
@@ -5,7 +5,7 @@ function perform_lint() {
 		CLANG_FORMAT=clang-format
 	fi
 	echo "LINT: Using binary $CLANG_FORMAT"
-	CLANG_FORMAT_WHITELIST="util/travis/clang-format-whitelist.txt"
+	CLANG_FORMAT_WHITELIST="util/ci/clang-format-whitelist.txt"
 
 	files_to_lint="$(find src/ -name '*.cpp' -or -name '*.h')"
 
diff --git a/util/travis/run-clang-tidy.py b/util/ci/run-clang-tidy.py
index 6ad0ff24f..6ad0ff24f 100755
--- a/util/travis/run-clang-tidy.py
+++ b/util/ci/run-clang-tidy.py
diff --git a/util/travis/before_install.sh b/util/travis/before_install.sh
deleted file mode 100755
index 649486dad..000000000
--- a/util/travis/before_install.sh
+++ /dev/null
@@ -1,29 +0,0 @@
-#!/bin/bash -e
-
-echo "Preparing for $TRAVIS_COMMIT_RANGE"
-
-. util/travis/common.sh
-
-if [[ ! -z "${CLANG_FORMAT}" ]]; then
-	exit 0
-fi
-
-needs_compile || exit 0
-
-if [[ $PLATFORM == "Unix" ]] || [[ ! -z "${CLANG_TIDY}" ]]; then
-	if [[ $TRAVIS_OS_NAME == "linux" ]] || [[ ! -z "${CLANG_TIDY}" ]]; then
-		install_linux_deps
-	else
-		install_macosx_deps
-	fi
-elif [[ $PLATFORM == "Win32" ]]; then
-	wget http://minetest.kitsunemimi.pw/mingw-w64-i686_9.2.0_ubuntu18.04.tar.xz -O mingw.tar.xz
-	# buildwin32.sh detects the installed toolchain automatically
-	sudo tar -xaf mingw.tar.xz -C /usr
-elif [[ $PLATFORM == "Win64" ]]; then
-	wget http://minetest.kitsunemimi.pw/mingw-w64-x86_64_9.2.0_ubuntu18.04.tar.xz -O mingw.tar.xz
-	sed -e "s|%PREFIX%|x86_64-w64-mingw32|" \
-		-e "s|%ROOTPATH%|/usr/x86_64-w64-mingw32|" \
-		< util/travis/toolchain_mingw.cmake.in > util/buildbot/toolchain_mingw64.cmake
-	sudo tar -xaf mingw.tar.xz -C /usr
-fi
diff --git a/util/travis/clangtidy.sh b/util/travis/clangtidy.sh
deleted file mode 100755
index ed6523b0b..000000000
--- a/util/travis/clangtidy.sh
+++ /dev/null
@@ -1,28 +0,0 @@
-#!/bin/bash -e
-. util/travis/common.sh
-
-needs_compile || exit 0
-
-if [ -z "${CLANG_TIDY}" ]; then
-	CLANG_TIDY=clang-tidy
-fi
-
-mkdir -p cmakebuild && cd cmakebuild
-cmake -DCMAKE_BUILD_TYPE=Debug \
-	-DCMAKE_EXPORT_COMPILE_COMMANDS=ON \
-	-DRUN_IN_PLACE=TRUE \
-	-DENABLE_GETTEXT=TRUE \
-	-DENABLE_SOUND=FALSE \
-	-DBUILD_SERVER=TRUE ..
-make GenerateVersion
-cd ..
-
-echo "Performing clang-tidy checks..."
-./util/travis/run-clang-tidy.py \
-	-clang-tidy-binary=${CLANG_TIDY} -p cmakebuild \
-	-quiet -config="$(cat .clang-tidy)" \
-	'src/.*'
-
-RET=$?
-echo "Clang tidy returned $RET"
-exit $RET
diff --git a/util/travis/script.sh b/util/travis/script.sh
deleted file mode 100755
index 19aa2fdf7..000000000
--- a/util/travis/script.sh
+++ /dev/null
@@ -1,69 +0,0 @@
-#!/bin/bash -e
-. util/travis/common.sh
-. util/travis/lint.sh
-
-needs_compile || exit 0
-
-if [[ ! -z "${CLANG_FORMAT}" ]]; then
-	# Lint and exit CI
-	perform_lint
-	exit 0
-fi
-
-set_linux_compiler_env
-
-if [[ ${PLATFORM} == "Unix" ]]; then
-	mkdir -p travisbuild
-	cd travisbuild || exit 1
-
-	CMAKE_FLAGS=''
-
-	if [[ ${TRAVIS_OS_NAME} == "osx" ]]; then
-		CMAKE_FLAGS+=' -DCUSTOM_GETTEXT_PATH=/usr/local/opt/gettext'
-	fi
-
-	if [[ -n "${FREETYPE}" ]] && [[ "${FREETYPE}" == "0" ]]; then
-		CMAKE_FLAGS+=' -DENABLE_FREETYPE=0'
-	fi
-
-	cmake -DCMAKE_BUILD_TYPE=Debug \
-		-DRUN_IN_PLACE=TRUE \
-		-DENABLE_GETTEXT=TRUE \
-		-DBUILD_SERVER=TRUE \
-		${CMAKE_FLAGS} ..
-	make -j2
-
-	echo "Running unit tests."
-	CMD="../bin/minetest --run-unittests"
-	if [[ "${VALGRIND}" == "1" ]]; then
-		valgrind --leak-check=full --leak-check-heuristics=all --undef-value-errors=no --error-exitcode=9 ${CMD} && exit 0
-	else
-		${CMD} && exit 0
-	fi
-
-elif [[ $PLATFORM == Win* ]]; then
-	[[ $CC == "clang" ]] && exit 1 # Not supposed to happen
-	# We need to have our build directory outside of the minetest directory because
-	#  CMake will otherwise get very very confused with symlinks and complain that
-	#  something is not a subdirectory of something even if it actually is.
-	# e.g.:
-	# /home/travis/minetest/minetest/travisbuild/minetest
-	# \/  \/  \/
-	# /home/travis/minetest/minetest/travisbuild/minetest/travisbuild/minetest
-	# \/  \/  \/
-	# /home/travis/minetest/minetest/travisbuild/minetest/travisbuild/minetest/travisbuild/minetest
-	# You get the idea.
-	OLDDIR=$(pwd)
-	cd ..
-	export EXISTING_MINETEST_DIR=$OLDDIR
-	export NO_MINETEST_GAME=1
-	if [[ $PLATFORM == "Win32" ]]; then
-		"$OLDDIR/util/buildbot/buildwin32.sh" travisbuild && exit 0
-	elif [[ $PLATFORM == "Win64" ]]; then
-		"$OLDDIR/util/buildbot/buildwin64.sh" travisbuild && exit 0
-	fi
-else
-	echo "Unknown platform \"${PLATFORM}\"."
-	exit 1
-fi
-
diff --git a/util/travis/toolchain_mingw.cmake.in b/util/travis/toolchain_mingw.cmake.in
deleted file mode 100644
index 65f67517e..000000000
--- a/util/travis/toolchain_mingw.cmake.in
+++ /dev/null
@@ -1,18 +0,0 @@
-# Target operating system name
-set(CMAKE_SYSTEM_NAME Windows)
-
-# Compilers to use
-set(CMAKE_C_COMPILER %PREFIX%-gcc)
-set(CMAKE_CXX_COMPILER %PREFIX%-g++)
-set(CMAKE_RC_COMPILER %PREFIX%-windres)
-
-# Location of the target environment
-set(CMAKE_FIND_ROOT_PATH %ROOTPATH%)
-
-# Adjust the default behaviour of the FIND_XXX() commands:
-# search for headers and libraries in the target environment,
-# search for programs in the host environment
-set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
-set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
-set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
-