Add CMake support (largely derived from BinomialLLC#24)

CMakeLists.txt

@@ -0,0 +1,28 @@
+# Ensure minimum CMake version.
+cmake_minimum_required(VERSION 3.5 FATAL_ERROR)
+
+# Name the project.
+project(crunch-project)
+
+# Add the source library files.
+add_subdirectory(crnlib)
+
+# Add the command-line tool.
+add_subdirectory(crunch)
+
+# Add the emscripten library.
+# add_subdirectory(emscripten)
+
+# Add the examples.
+# add_subdirectory(example1)
+# add_subdirectory(example2)
+# add_subdirectory(example3)
+
+install(
+	FILES
+		${CMAKE_SOURCE_DIR}/inc/crn_decomp.h
+		${CMAKE_SOURCE_DIR}/inc/crnlib.h
+		${CMAKE_SOURCE_DIR}/inc/dds_defs.h
+	DESTINATION
+		include/crunch
+)

crnlib/CMakeLists.txt

@@ -0,0 +1,101 @@
+set(SRCFILES
+	crnlib.cpp
+	crn_arealist.cpp
+	crn_assert.cpp
+	crn_checksum.cpp
+	crn_colorized_console.cpp
+	crn_command_line_params.cpp
+	crn_comp.cpp
+	crn_console.cpp
+	crn_core.cpp
+	crn_data_stream.cpp
+	crn_dds_comp.cpp
+	crn_decomp.cpp
+	crn_dxt.cpp
+	crn_dxt1.cpp
+	crn_dxt5a.cpp
+	crn_dxt_endpoint_refiner.cpp
+	crn_dxt_fast.cpp
+	crn_dxt_hc.cpp
+	crn_dxt_hc_common.cpp
+	crn_dxt_image.cpp
+	crn_dynamic_string.cpp
+	crn_etc.cpp
+	crn_file_utils.cpp
+	crn_find_files.cpp
+	crn_hash.cpp
+	crn_hash_map.cpp
+	crn_huffman_codes.cpp
+	crn_image_utils.cpp
+	crn_jpgd.cpp
+	crn_jpge.cpp
+	crn_ktx_texture.cpp
+	crn_lzma_codec.cpp
+	crn_math.cpp
+	crn_mem.cpp
+	crn_miniz.cpp
+	crn_mipmapped_texture.cpp
+	crn_pixel_format.cpp
+	crn_platform.cpp
+	crn_prefix_coding.cpp
+	crn_qdxt1.cpp
+	crn_qdxt5.cpp
+	crn_rand.cpp
+	crn_resampler.cpp
+	crn_resample_filters.cpp
+	crn_rg_etc1.cpp
+	crn_ryg_dxt.cpp
+	crn_sparse_bit_array.cpp
+	crn_stb_image.cpp
+	crn_strutils.cpp
+	crn_symbol_codec.cpp
+	crn_texture_comp.cpp
+	crn_texture_conversion.cpp
+	crn_texture_file_types.cpp
+	crn_threaded_resampler.cpp
+	crn_timer.cpp
+	crn_utils.cpp
+	crn_value.cpp
+	crn_vector.cpp
+	crn_zeng.cpp
+	lzma_7zBuf.cpp
+	lzma_7zBuf2.cpp
+	lzma_7zCrc.cpp
+	lzma_7zFile.cpp
+	lzma_7zStream.cpp
+	lzma_Alloc.cpp
+	lzma_Bcj2.cpp
+	lzma_Bra.cpp
+	lzma_Bra86.cpp
+	lzma_BraIA64.cpp
+	lzma_LzFind.cpp
+	lzma_LzmaDec.cpp
+	lzma_LzmaEnc.cpp
+	lzma_LzmaLib.cpp
+)
+
+IF (WIN32)
+    set(SRCFILES ${SRCFILES}
+		crn_threading_win32.cpp
+		lzma_LzFindMt.cpp
+		lzma_Threads.cpp
+	)
+ELSE ()
+    set(SRCFILES ${SRCFILES} crn_threading_pthreads.cpp)
+ENDIF (WIN32)
+
+IF (NOT WIN32)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
+ENDIF (NOT WIN32)
+
+add_library(crunch STATIC ${SRCFILES})
+
+IF (NOT WIN32)
+    target_link_libraries(crunch pthread)
+ENDIF ()
+
+target_include_directories(crunch
+  INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}
+)
+
+install(TARGETS crunch DESTINATION lib)

crunch/CMakeLists.txt

@@ -0,0 +1,19 @@
+add_executable(crunch_exe
+	corpus_gen.cpp
+	corpus_test.cpp
+	crunch.cpp
+)
+
+target_include_directories(crunch_exe
+  PUBLIC ${CMAKE_SOURCE_DIR}/inc
+)
+
+target_link_libraries(crunch_exe
+	PUBLIC crunch
+)
+
+set_target_properties(crunch_exe
+  PROPERTIES
+  OUTPUT_NAME crunch)
+
+install(TARGETS crunch_exe DESTINATION bin)