diff options
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 115 |
1 files changed, 77 insertions, 38 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 86038d5..873cc7b 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -3,6 +3,7 @@ cmake_policy(SET CMP0037 NEW) project(LibVNCServer) include(CheckFunctionExists) +include(CheckSymbolExists) include(CheckIncludeFile) include(CheckTypeSize) include(TestBigEndian) @@ -34,6 +35,7 @@ include_directories(${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR} ${CM # all the build configuration switches option(BUILD_SHARED_LIBS "Build shared libraries" ${UNIX}) option(WITH_ZLIB "Search for the zlib compression library to support additional encodings" ON) +option(WITH_LZO "Search for the LZO compression library to omit internal miniLZO implementation" ON) option(WITH_JPEG "Search for the libjpeg compression library to support additional encodings" ON) option(WITH_PNG "Search for the PNG compression library to support additional encodings" ON) option(WITH_SDL "Search for the Simple Direct Media Layer library to build an example SDL vnc client" ON) @@ -55,42 +57,47 @@ if(WITH_ZLIB) find_package(ZLIB) endif(WITH_ZLIB) +if(WITH_LZO) + find_package(LZO) +endif() if(WITH_JPEG) find_package(JPEG) - # Check whether the version of libjpeg we found was libjpeg-turbo and print a - # warning if not. - set(CMAKE_REQUIRED_LIBRARIES ${JPEG_LIBRARIES}) - set(CMAKE_REQUIRED_FLAGS -I${JPEG_INCLUDE_DIR}) - - set(JPEG_TEST_SOURCE "\n - #include <stdio.h>\n - #include <jpeglib.h>\n - int main(void) {\n - struct jpeg_compress_struct cinfo;\n - struct jpeg_error_mgr jerr;\n - cinfo.err=jpeg_std_error(&jerr);\n - jpeg_create_compress(&cinfo);\n - cinfo.input_components = 3;\n - jpeg_set_defaults(&cinfo);\n - cinfo.in_color_space = JCS_EXT_RGB;\n - jpeg_default_colorspace(&cinfo);\n - return 0;\n - }") - - if(CMAKE_CROSSCOMPILING) - check_c_source_compiles("${JPEG_TEST_SOURCE}" FOUND_LIBJPEG_TURBO) - else() - check_c_source_runs("${JPEG_TEST_SOURCE}" FOUND_LIBJPEG_TURBO) - endif() - - set(CMAKE_REQUIRED_LIBRARIES) - set(CMAKE_REQUIRED_FLAGS) - set(CMAKE_REQUIRED_DEFINITIONS) - - if(NOT FOUND_LIBJPEG_TURBO) - message(WARNING "*** The libjpeg library you are building against is not libjpeg-turbo. Performance will be reduced. You can obtain libjpeg-turbo from: https://sourceforge.net/projects/libjpeg-turbo/files/ ***") - endif() + if(JPEG_FOUND) + # Check whether the version of libjpeg we found was libjpeg-turbo and print a + # warning if not. + set(CMAKE_REQUIRED_LIBRARIES ${JPEG_LIBRARIES}) + set(CMAKE_REQUIRED_FLAGS -I${JPEG_INCLUDE_DIR}) + + set(JPEG_TEST_SOURCE "\n + #include <stdio.h>\n + #include <jpeglib.h>\n + int main(void) {\n + struct jpeg_compress_struct cinfo;\n + struct jpeg_error_mgr jerr;\n + cinfo.err=jpeg_std_error(&jerr);\n + jpeg_create_compress(&cinfo);\n + cinfo.input_components = 3;\n + jpeg_set_defaults(&cinfo);\n + cinfo.in_color_space = JCS_EXT_RGB;\n + jpeg_default_colorspace(&cinfo);\n + return 0;\n + }") + + if(CMAKE_CROSSCOMPILING) + check_c_source_compiles("${JPEG_TEST_SOURCE}" FOUND_LIBJPEG_TURBO) + else() + check_c_source_runs("${JPEG_TEST_SOURCE}" FOUND_LIBJPEG_TURBO) + endif() + + set(CMAKE_REQUIRED_LIBRARIES) + set(CMAKE_REQUIRED_FLAGS) + set(CMAKE_REQUIRED_DEFINITIONS) + + if(NOT FOUND_LIBJPEG_TURBO) + message(WARNING "*** The libjpeg library you are building against is not libjpeg-turbo. Performance will be reduced. You can obtain libjpeg-turbo from: https://sourceforge.net/projects/libjpeg-turbo/files/ ***") + endif() + endif(JPEG_FOUND) endif(WITH_JPEG) @@ -155,6 +162,11 @@ check_include_file("stdint.h" HAVE_STDINT_H) check_include_file("stddef.h" HAVE_STDDEF_H) check_include_file("sys/types.h" HAVE_SYS_TYPES_H) +# error out if required headers not found +if(NOT HAVE_STDINT_H) + message(FATAL_ERROR "Could NOT find required header stdint.h") +endif() + check_function_exists(gettimeofday LIBVNCSERVER_HAVE_GETTIMEOFDAY) check_function_exists(vfork LIBVNCSERVER_HAVE_VFORK) check_function_exists(vprintf LIBVNCSERVER_HAVE_VPRINTF) @@ -175,6 +187,9 @@ check_function_exists(strdup LIBVNCSERVER_HAVE_STRDUP) check_function_exists(strerror LIBVNCSERVER_HAVE_STRERROR) check_function_exists(strstr LIBVNCSERVER_HAVE_STRSTR) +check_symbol_exists(htobe64 "endian.h" LIBVNCSERVER_HAVE_HTOBE64) +check_symbol_exists(OSSwapHostToBigInt64 "libkern/OSByteOrder.h" LIBVNCSERVER_HAVE_OSSWAPHOSTTOBIGINT64) + if(Threads_FOUND) set(ADDITIONAL_LIBS ${ADDITIONAL_LIBS} ${CMAKE_THREAD_LIBS_INIT}) endif(Threads_FOUND) @@ -183,8 +198,15 @@ if(ZLIB_FOUND) else() unset(ZLIB_LIBRARIES) # would otherwise contain -NOTFOUND, confusing target_link_libraries() endif(ZLIB_FOUND) +if(LZO_FOUND) + set(LIBVNCSERVER_HAVE_LZO 1) +else() + unset(LZO_LIBRARIES CACHE) # would otherwise contain -NOTFOUND, confusing target_link_libraries() +endif() if(JPEG_FOUND) set(LIBVNCSERVER_HAVE_LIBJPEG 1) +else() + unset(JPEG_LIBRARIES) # would otherwise confuse target_link_libraries() endif(JPEG_FOUND) if(PNG_FOUND) set(LIBVNCSERVER_HAVE_LIBPNG 1) @@ -216,9 +238,9 @@ if(LIBVNCSERVER_HAVE_SYS_UIO_H) endif(LIBVNCSERVER_HAVE_SYS_UIO_H) -if(WITH_WEBSOCKETS AND LIBVNCSERVER_HAVE_CRYPTO) +if(WITH_WEBSOCKETS AND LIBVNCSERVER_HAVE_CRYPTO AND (LIBVNCSERVER_HAVE_HTOBE64 OR LIBVNCSERVER_HAVE_OSSWAPHOSTTOBIGINT64)) set(LIBVNCSERVER_WITH_WEBSOCKETS 1) -endif(WITH_WEBSOCKETS AND LIBVNCSERVER_HAVE_CRYPTO) +endif() if(WITH_GCRYPT AND LIBGCRYPT_LIBRARIES) message(STATUS "Found libgcrypt: ${LIBGCRYPT_LIBRARIES}") @@ -309,7 +331,6 @@ set(LIBVNCSERVER_SOURCES ${COMMON_DIR}/d3des.c ${COMMON_DIR}/vncauth.c ${LIBVNCSERVER_DIR}/cargs.c - ${COMMON_DIR}/minilzo.c ${LIBVNCSERVER_DIR}/ultra.c ${LIBVNCSERVER_DIR}/scale.c ) @@ -320,7 +341,6 @@ set(LIBVNCCLIENT_SOURCES ${LIBVNCCLIENT_DIR}/rfbproto.c ${LIBVNCCLIENT_DIR}/sockets.c ${LIBVNCCLIENT_DIR}/vncviewer.c - ${COMMON_DIR}/minilzo.c ) if(JPEG_FOUND) @@ -380,6 +400,20 @@ if(ZLIB_FOUND) ) endif(ZLIB_FOUND) +if(LZO_FOUND) + add_definitions(-DLIBVNCSERVER_HAVE_LZO) + include_directories(${LZO_INCLUDE_DIR}) +else() + set(LIBVNCSERVER_SOURCES + ${LIBVNCSERVER_SOURCES} + ${COMMON_DIR}/minilzo.c + ) + set(LIBVNCCLIENT_SOURCES + ${LIBVNCCLIENT_SOURCES} + ${COMMON_DIR}/minilzo.c + ) +endif() + if(JPEG_FOUND) add_definitions(-DLIBVNCSERVER_HAVE_LIBJPEG) include_directories(${JPEG_INCLUDE_DIR}) @@ -426,6 +460,7 @@ endif(WIN32) target_link_libraries(vncclient ${ADDITIONAL_LIBS} ${ZLIB_LIBRARIES} + ${LZO_LIBRARIES} ${JPEG_LIBRARIES} ${GNUTLS_LIBRARIES} ${OPENSSL_LIBRARIES} @@ -433,6 +468,7 @@ target_link_libraries(vncclient target_link_libraries(vncserver ${ADDITIONAL_LIBS} ${ZLIB_LIBRARIES} + ${LZO_LIBRARIES} ${JPEG_LIBRARIES} ${PNG_LIBRARIES} ${CRYPTO_LIBRARIES} @@ -454,6 +490,7 @@ set(LIBVNCSERVER_EXAMPLES pnmshow pnmshow24 regiontest + repeater rotate simple simple15 @@ -617,7 +654,9 @@ function(get_link_libraries OUT TARGET) endforeach() list(REMOVE_DUPLICATES RESULT) string(CONCAT RESULT ${RESULT}) # back to string - string(REPLACE "-l" " -l" RESULT ${RESULT}) # re-add separators + if(RESULT) + string(REPLACE "-l" " -l" RESULT ${RESULT}) # re-add separators + endif(RESULT) set(${OUT} ${RESULT} PARENT_SCOPE) endfunction() |