1 files changed, 68 insertions, 0 deletions
diff --git a/cmake/platforms/unix.cmake b/cmake/platforms/unix.cmake
new file mode 100644
index 0000000..1bed675
--- /dev/null
+++ b/cmake/platforms/unix.cmake
@@ -0,0 +1,68 @@
+find_package(PkgConfig REQUIRED)
+
+set(PUZZLES_GTK_FOUND FALSE)
+macro(try_gtk_package VER PACKAGENAME)
+  if(NOT PUZZLES_GTK_FOUND AND
+      (NOT DEFINED PUZZLES_GTK_VERSION OR
+        PUZZLES_GTK_VERSION STREQUAL ${VER}))
+    pkg_check_modules(GTK ${PACKAGENAME})
+    if(GTK_FOUND)
+      set(PUZZLES_GTK_FOUND TRUE)
+    endif()
+  endif()
+endmacro()
+
+try_gtk_package(3 gtk+-3.0)
+try_gtk_package(2 gtk+-2.0)
+
+if(NOT PUZZLES_GTK_FOUND)
+  message(FATAL_ERROR "Unable to find any usable version of GTK.")
+endif()
+
+include_directories(${GTK_INCLUDE_DIRS})
+link_directories(${GTK_LIBRARY_DIRS})
+
+set(platform_common_sources gtk.c printing.c)
+set(platform_gui_libs ${GTK_LIBRARIES})
+
+set(platform_libs -lm)
+
+set(build_icons TRUE)
+
+function(try_append_cflag flag)
+  set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${flag}")
+  try_compile(compile_passed ${CMAKE_BINARY_DIR}
+    SOURCES ${CMAKE_SOURCE_DIR}/cmake/testbuild.c
+    OUTPUT_VARIABLE test_compile_output
+    CMAKE_FLAGS "-DINCLUDE_DIRECTORIES=${GTK_INCLUDE_DIRS}")
+  if(compile_passed)
+    set(CMAKE_C_FLAGS ${CMAKE_C_FLAGS} PARENT_SCOPE)
+  endif()
+endfunction()
+if (CMAKE_C_COMPILER_ID MATCHES "GNU" OR
+    CMAKE_C_COMPILER_ID MATCHES "Clang")
+  try_append_cflag(-Wall)
+  try_append_cflag(-Werror)
+  try_append_cflag(-std=c89)
+  try_append_cflag(-pedantic)
+  try_append_cflag(-Wwrite-strings)
+endif()
+
+function(get_platform_puzzle_extra_source_files OUTVAR NAME)
+  if(build_icons AND EXISTS ${CMAKE_SOURCE_DIR}/icons/${NAME}.sav)
+    build_icon(${NAME})
+    set(c_icon_file ${CMAKE_BINARY_DIR}/icons/${NAME}-icon.c)
+  else()
+    set(c_icon_file ${CMAKE_SOURCE_DIR}/no-icon.c)
+  endif()
+
+  set(${OUTVAR} ${c_icon_file} PARENT_SCOPE)
+endfunction()
+
+function(set_platform_puzzle_target_properties NAME TARGET)
+  install(TARGETS ${TARGET})
+endfunction()
+
+function(build_platform_extras)
+endfunction()