Catch up master to base zlib repo master

.github/workflows/cmake.yml

@@ -0,0 +1,89 @@
+name: CMake
+on: [push, pull_request]
+jobs:
+  ci-cmake:
+    name: ${{ matrix.name }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: Ubuntu GCC
+            os: ubuntu-latest
+            compiler: gcc
+
+          # Test out of source builds
+          - name: Ubuntu GCC OSB
+            os: ubuntu-latest
+            compiler: gcc
+            build-dir: ../build
+            src-dir: ../zlib
+
+          - name: Ubuntu GCC -O3
+            os: ubuntu-latest
+            compiler: gcc
+            cflags: -O3
+
+          - name: Ubuntu Clang
+            os: ubuntu-latest
+            compiler: clang
+
+          - name: Ubuntu Clang Debug
+            os: ubuntu-latest
+            compiler: clang
+            build-config: Debug
+
+          - name: Windows MSVC Win32
+            os: windows-latest
+            compiler: cl
+            cmake-args: -A Win32
+
+          - name: Windows MSVC Win64
+            os: windows-latest
+            compiler: cl
+            cmake-args: -A x64
+
+          - name: Windows GCC
+            os: windows-latest
+            compiler: gcc
+            cmake-args: -G Ninja
+
+          - name: macOS Clang
+            os: macos-latest
+            compiler: clang
+
+          - name: macOS GCC
+            os: macos-latest
+            compiler: gcc-11
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+
+    - name: Install packages (Windows)
+      if: runner.os == 'Windows'
+      run: |
+        choco install --no-progress ninja ${{ matrix.packages }}
+
+    - name: Generate project files
+      run: cmake -S ${{ matrix.src-dir || '.' }} -B ${{ matrix.build-dir || '.' }} ${{ matrix.cmake-args }} -D CMAKE_BUILD_TYPE=${{ matrix.build-config || 'Release' }}
+      env:
+        CC: ${{ matrix.compiler }}
+        CFLAGS: ${{ matrix.cflags }}
+
+    - name: Compile source code
+      run: cmake --build ${{ matrix.build-dir || '.' }} --config ${{ matrix.build-config || 'Release' }}
+
+    - name: Run test cases
+      run: ctest -C Release --output-on-failure --max-width 120
+      working-directory: ${{ matrix.build-dir || '.' }}
+
+    - name: Upload build errors
+      uses: actions/upload-artifact@v3
+      if: failure()
+      with:
+        name: ${{ matrix.name }} (cmake)
+        path: |
+          **/CMakeFiles/CMakeOutput.log
+          **/CMakeFiles/CMakeError.log
+        retention-days: 7

.github/workflows/configure.yml

@@ -0,0 +1,136 @@
+name: Configure
+on: [push, pull_request]
+jobs:
+  ci-configure:
+    name: ${{ matrix.name }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: Ubuntu GCC
+            os: ubuntu-latest
+            compiler: gcc
+            configure-args: --warn
+
+          # Test out of source builds
+          - name: Ubuntu GCC OSB
+            os: ubuntu-latest
+            compiler: gcc
+            configure-args: --warn
+            build-dir: ../build
+            src-dir: ../zlib
+
+          - name: Ubuntu GCC ARM SF
+            os: ubuntu-latest
+            compiler: arm-linux-gnueabi-gcc
+            configure-args: --warn
+            chost: arm-linux-gnueabi
+            packages: qemu qemu-user gcc-arm-linux-gnueabi libc-dev-armel-cross
+            qemu-run: qemu-arm -L /usr/arm-linux-gnueabi
+
+          - name: Ubuntu GCC ARM HF
+            os: ubuntu-latest
+            compiler: arm-linux-gnueabihf-gcc
+            configure-args: --warn
+            chost: arm-linux-gnueabihf
+            packages: qemu qemu-user gcc-arm-linux-gnueabihf libc-dev-armhf-cross
+            qemu-run: qemu-arm -L /usr/arm-linux-gnueabihf
+
+          - name: Ubuntu GCC AARCH64
+            os: ubuntu-latest
+            compiler: aarch64-linux-gnu-gcc
+            configure-args: --warn
+            chost: aarch64-linux-gnu
+            packages: qemu qemu-user gcc-aarch64-linux-gnu libc-dev-arm64-cross
+            qemu-run: qemu-aarch64 -L /usr/aarch64-linux-gnu
+
+          - name: Ubuntu GCC PPC
+            os: ubuntu-latest
+            compiler: powerpc-linux-gnu-gcc
+            configure-args: --warn --static
+            chost: powerpc-linux-gnu
+            packages: qemu qemu-user gcc-powerpc-linux-gnu libc-dev-powerpc-cross
+            qemu-run: qemu-ppc -L /usr/powerpc-linux-gnu
+            cflags: -static
+            ldflags: -static
+
+          - name: Ubuntu GCC PPC64
+            os: ubuntu-latest
+            compiler: powerpc64-linux-gnu-gcc
+            configure-args: --warn --static
+            chost: powerpc-linux-gnu
+            packages: qemu qemu-user gcc-powerpc64-linux-gnu libc-dev-ppc64-cross
+            qemu-run: qemu-ppc64 -L /usr/powerpc64-linux-gnu
+            cflags: -static
+            ldflags: -static
+
+          - name: Ubuntu GCC PPC64LE
+            os: ubuntu-latest
+            compiler: powerpc64le-linux-gnu-gcc
+            configure-args: --warn
+            chost: powerpc64le-linux-gnu
+            packages: qemu qemu-user gcc-powerpc64le-linux-gnu libc-dev-ppc64el-cross
+            qemu-run: qemu-ppc64le -L /usr/powerpc64le-linux-gnu
+
+          - name: Ubuntu GCC S390X
+            os: ubuntu-latest
+            compiler: s390x-linux-gnu-gcc
+            configure-args: --warn --static
+            chost: s390x-linux-gnu
+            packages: qemu qemu-user gcc-s390x-linux-gnu libc-dev-s390x-cross
+            qemu-run: qemu-s390x -L /usr/s390x-linux-gnu
+            cflags: -static
+            ldflags: -static
+
+          - name: macOS GCC
+            os: macos-latest
+            compiler: gcc-11
+            configure-args: --warn
+
+          - name: macOS Clang
+            os: macos-latest
+            compiler: clang
+            configure-args: --warn
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+
+    - name: Install packages (Ubuntu)
+      if: runner.os == 'Linux' && matrix.packages
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y ${{ matrix.packages }}
+
+    - name: Generate project files
+      run: |
+        [ -d ${{ matrix.build-dir || '.' }} ] || mkdir ${{ matrix.build-dir || '.' }}
+        cd ${{ matrix.build-dir || '.' }}
+        ${{ matrix.src-dir || '.' }}/configure ${{ matrix.configure-args }}
+      env:
+        CC: ${{ matrix.compiler }}
+        CFLAGS: ${{ matrix.cflags }}
+        LDFLAGS: ${{ matrix.ldflags }}
+        CHOST: ${{ matrix.chost }}
+
+    - name: Compile source code
+      run: make -j2
+      working-directory: ${{ matrix.build-dir }}
+
+    - name: Run test cases
+      run: |
+        make test
+        make cover
+      working-directory: ${{ matrix.build-dir }}
+      env:
+        QEMU_RUN: ${{ matrix.qemu-run }}
+
+    - name: Upload build errors
+      uses: actions/upload-artifact@v3
+      if: failure()
+      with:
+        name: ${{ matrix.name }} (configure)
+        path: |
+          ${{ matrix.build-dir || '.' }}/configure.log
+        retention-days: 7

.github/workflows/fuzz.yml

@@ -0,0 +1,25 @@
+name: OSS-Fuzz
+on: [pull_request]
+jobs:
+  Fuzzing:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Build Fuzzers
+      uses: google/oss-fuzz/infra/cifuzz/actions/build_fuzzers@master
+      with:
+        oss-fuzz-project-name: 'zlib'
+        dry-run: false
+
+    - name: Run Fuzzers
+      uses: google/oss-fuzz/infra/cifuzz/actions/run_fuzzers@master
+      with:
+        oss-fuzz-project-name: 'zlib'
+        fuzz-seconds: 300
+        dry-run: false
+
+    - name: Upload Crash
+      uses: actions/upload-artifact@v3
+      if: failure()
+      with:
+        name: artifacts
+        path: ./out/artifacts

.gitignore

@@ -16,10 +16,21 @@
 /example
 /example64
 /examplesh
-/libz.so*
+**/libz.so*
 /minigzip
 /minigzip64
 /minigzipsh
 /zlib.pc
+/configure.log
 
 .DS_Store
+.vs
+*.user
+*.nupkg
+contrib/vstudio/vc143/x86
+contrib/vstudio/vc143/x64
+contrib/vstudio/vc143/arm
+contrib/vstudio/vc143/arm64
+contrib/nuget/bin
+contrib/nuget/obj
+*.included

CMakeLists.txt

@@ -1,12 +1,11 @@
-cmake_minimum_required(VERSION 2.4.4)
+cmake_minimum_required(VERSION 2.4.4...3.15.0)
 set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS ON)
 
 project(zlib C)
 
-set(VERSION "1.2.8")
+set(VERSION "1.3.1")
 
-option(ASM686 "Enable building i686 assembly implementation")
-option(AMD64 "Enable building amd64 assembly implementation")
+option(ZLIB_BUILD_EXAMPLES "Enable Zlib Examples" ON)
 
 set(INSTALL_BIN_DIR "${CMAKE_INSTALL_PREFIX}/bin" CACHE PATH "Installation directory for executables")
 set(INSTALL_LIB_DIR "${CMAKE_INSTALL_PREFIX}/lib" CACHE PATH "Installation directory for libraries")
@@ -129,39 +128,6 @@ if(NOT MINGW)
     )
 endif()
 
-if(CMAKE_COMPILER_IS_GNUCC)
-    if(ASM686)
-        set(ZLIB_ASMS contrib/asm686/match.S)
-    elseif (AMD64)
-        set(ZLIB_ASMS contrib/amd64/amd64-match.S)
-    endif ()
-
-	if(ZLIB_ASMS)
-		add_definitions(-DASMV)
-		set_source_files_properties(${ZLIB_ASMS} PROPERTIES LANGUAGE C COMPILE_FLAGS -DNO_UNDERLINE)
-	endif()
-endif()
-
-if(MSVC)
-    if(ASM686)
-		ENABLE_LANGUAGE(ASM_MASM)
-        set(ZLIB_ASMS
-			contrib/masmx86/inffas32.asm
-			contrib/masmx86/match686.asm
-		)
-    elseif (AMD64)
-		ENABLE_LANGUAGE(ASM_MASM)
-        set(ZLIB_ASMS
-			contrib/masmx64/gvmat64.asm
-			contrib/masmx64/inffasx64.asm
-		)
-    endif()
-
-	if(ZLIB_ASMS)
-		add_definitions(-DASMV -DASMINF)
-	endif()
-endif()
-
 # parse the full version number from zlib.h and include in ZLIB_FULL_VERSION
 file(READ ${CMAKE_CURRENT_SOURCE_DIR}/zlib.h _zlib_h_contents)
 string(REGEX REPLACE ".*#define[ \t]+ZLIB_VERSION[ \t]+\"([-0-9A-Za-z.]+)\".*"
@@ -183,8 +149,10 @@ if(MINGW)
     set(ZLIB_DLL_SRCS ${CMAKE_CURRENT_BINARY_DIR}/zlib1rc.obj)
 endif(MINGW)
 
-add_library(zlib SHARED ${ZLIB_SRCS} ${ZLIB_ASMS} ${ZLIB_DLL_SRCS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS})
-add_library(zlibstatic STATIC ${ZLIB_SRCS} ${ZLIB_ASMS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS})
+add_library(zlib SHARED ${ZLIB_SRCS} ${ZLIB_DLL_SRCS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS})
+target_include_directories(zlib PUBLIC ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR})
+add_library(zlibstatic STATIC ${ZLIB_SRCS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS})
+target_include_directories(zlibstatic PUBLIC ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR})
 set_target_properties(zlib PROPERTIES DEFINE_SYMBOL ZLIB_DLL)
 set_target_properties(zlib PROPERTIES SOVERSION 1)
 
@@ -202,7 +170,7 @@ endif()
 if(UNIX)
     # On unix-like platforms the library is almost always called libz
    set_target_properties(zlib zlibstatic PROPERTIES OUTPUT_NAME z)
-   if(NOT APPLE)
+   if(NOT APPLE AND NOT(CMAKE_SYSTEM_NAME STREQUAL AIX))
      set_target_properties(zlib PROPERTIES LINK_FLAGS "-Wl,--version-script,\"${CMAKE_CURRENT_SOURCE_DIR}/zlib.map\"")
    endif()
 elseif(BUILD_SHARED_LIBS AND WIN32)
@@ -229,21 +197,22 @@ endif()
 #============================================================================
 # Example binaries
 #============================================================================
-
-add_executable(example test/example.c)
-target_link_libraries(example zlib)
-add_test(example example)
-
-add_executable(minigzip test/minigzip.c)
-target_link_libraries(minigzip zlib)
-
-if(HAVE_OFF64_T)
-    add_executable(example64 test/example.c)
-    target_link_libraries(example64 zlib)
-    set_target_properties(example64 PROPERTIES COMPILE_FLAGS "-D_FILE_OFFSET_BITS=64")
-    add_test(example64 example64)
-
-    add_executable(minigzip64 test/minigzip.c)
-    target_link_libraries(minigzip64 zlib)
-    set_target_properties(minigzip64 PROPERTIES COMPILE_FLAGS "-D_FILE_OFFSET_BITS=64")
+if(ZLIB_BUILD_EXAMPLES)
+    add_executable(example test/example.c)
+    target_link_libraries(example zlib)
+    add_test(example example)
+
+    add_executable(minigzip test/minigzip.c)
+    target_link_libraries(minigzip zlib)
+
+    if(HAVE_OFF64_T)
+        add_executable(example64 test/example.c)
+        target_link_libraries(example64 zlib)
+        set_target_properties(example64 PROPERTIES COMPILE_FLAGS "-D_FILE_OFFSET_BITS=64")
+        add_test(example64 example64)
+
+        add_executable(minigzip64 test/minigzip.c)
+        target_link_libraries(minigzip64 zlib)
+        set_target_properties(minigzip64 PROPERTIES COMPILE_FLAGS "-D_FILE_OFFSET_BITS=64")
+    endif()
 endif()