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Added (unsupported) CMake files (STR #499)
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# | ||
# Check if the symbol exists in include files | ||
# | ||
# CHECK_FUNCTIONWITHHEADER_EXISTS - macro which checks the symbol exists in include files. | ||
# SYMBOL - symbol | ||
# FILES - include files to check | ||
# VARIABLE - variable to return result | ||
# | ||
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MACRO(CHECK_FUNCTIONWITHHEADER_EXISTS SYMBOL FILES VARIABLE) | ||
IF("${VARIABLE}" MATCHES "^${VARIABLE}$") | ||
SET(CHECK_SYMBOL_EXISTS_CONTENT "/* */\n") | ||
SET(MACRO_CHECK_SYMBOL_EXISTS_FLAGS ${CMAKE_REQUIRED_FLAGS}) | ||
IF(CMAKE_REQUIRED_LIBRARIES) | ||
SET(CHECK_SYMBOL_EXISTS_LIBS | ||
"-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}") | ||
ENDIF(CMAKE_REQUIRED_LIBRARIES) | ||
FOREACH(FILE ${FILES}) | ||
SET(CHECK_SYMBOL_EXISTS_CONTENT | ||
"${CHECK_SYMBOL_EXISTS_CONTENT}#include <${FILE}>\n") | ||
ENDFOREACH(FILE) | ||
SET(CHECK_SYMBOL_EXISTS_CONTENT | ||
"${CHECK_SYMBOL_EXISTS_CONTENT}\nint main()\n{\n${SYMBOL};return 0;\n}\n") | ||
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FILE(WRITE ${CMAKE_BINARY_DIR}/CMakeTmp/CheckSymbolExists.c | ||
"${CHECK_SYMBOL_EXISTS_CONTENT}") | ||
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MESSAGE(STATUS "Looking for ${SYMBOL}") | ||
TRY_COMPILE(${VARIABLE} | ||
${CMAKE_BINARY_DIR} | ||
${CMAKE_BINARY_DIR}/CMakeTmp/CheckSymbolExists.c | ||
CMAKE_FLAGS | ||
-DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_SYMBOL_EXISTS_FLAGS} | ||
"${CHECK_SYMBOL_EXISTS_LIBS}" | ||
OUTPUT_VARIABLE OUTPUT) | ||
IF(${VARIABLE}) | ||
MESSAGE(STATUS "Looking for ${SYMBOL} - found") | ||
SET(${VARIABLE} 1 CACHE INTERNAL "Have symbol ${SYMBOL}") | ||
FILE(APPEND ${CMAKE_BINARY_DIR}/CMakeOutput.log | ||
"Determining if the ${SYMBOL} " | ||
"exist passed with the following output:\n" | ||
"${OUTPUT}\nFile ${CMAKE_BINARY_DIR}/CMakeTmp/CheckSymbolExists.c:\n" | ||
"${CHECK_SYMBOL_EXISTS_CONTENT}\n") | ||
ELSE(${VARIABLE}) | ||
MESSAGE(STATUS "Looking for ${SYMBOL} - not found.") | ||
SET(${VARIABLE} "" CACHE INTERNAL "Have symbol ${SYMBOL}") | ||
FILE(APPEND ${CMAKE_BINARY_DIR}/CMakeError.log | ||
"Determining if the ${SYMBOL} " | ||
"exist failed with the following output:\n" | ||
"${OUTPUT}\nFile ${CMAKE_BINARY_DIR}/CMakeTmp/CheckSymbolExists.c:\n" | ||
"${CHECK_SYMBOL_EXISTS_CONTENT}\n") | ||
ENDIF(${VARIABLE}) | ||
ENDIF("${VARIABLE}" MATCHES "^${VARIABLE}$") | ||
ENDMACRO(CHECK_FUNCTIONWITHHEADER_EXISTS) |
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#----------------------------------------------------------------------------- | ||
# | ||
# FLTKConfig.cmake - FLTK CMake configuration file for external projects. | ||
# | ||
# This file is configured by FLTK and used by the UseFLTK.cmake module | ||
# to load FLTK's settings for an external project. | ||
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# The FLTK source tree. | ||
SET(FLTK_SOURCE_DIR "@FLTK_SOURCE_DIR@") | ||
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# The FLTK include file directories. | ||
SET(FLTK_EXECUTABLE_DIRS "@FLTK_EXECUTABLE_DIRS@") | ||
SET(FLTK_LIBRARY_DIRS "@FLTK_LIBRARY_DIRS@") | ||
SET(FLTK_LIBRARIES "fltk_images;fltk;fltk_gl;fltk_forms") | ||
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# The C and C++ flags added by FLTK to the cmake-configured flags. | ||
SET(FLTK_REQUIRED_C_FLAGS "@FLTK_REQUIRED_C_FLAGS@") | ||
SET(FLTK_REQUIRED_CXX_FLAGS "@FLTK_REQUIRED_CXX_FLAGS@") | ||
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# The FLTK version number | ||
SET(FLTK_VERSION_MAJOR "@FLTK_VERSION_MAJOR@") | ||
SET(FLTK_VERSION_MINOR "@FLTK_VERSION_MINOR@") | ||
SET(FLTK_VERSION_PATCH "@FLTK_VERSION_PATCH@") | ||
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# The location of the UseFLTK.cmake file. | ||
SET(FLTK_USE_FILE "@FLTK_USE_FILE@") | ||
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# The build settings file. | ||
SET(FLTK_BUILD_SETTINGS_FILE "@FLTK_BUILD_SETTINGS_FILE@") | ||
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# Whether FLTK was built with shared libraries. | ||
SET(FLTK_BUILD_SHARED "@BUILD_SHARED_LIBS@") |
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#ifdef HAVE_LIBZ | ||
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#include <zlib.h> | ||
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int main() | ||
{ | ||
unsigned long compressedSize = 0; | ||
unsigned char cd[100]; | ||
const unsigned char ud[100] = ""; | ||
unsigned long uncompressedSize = 0; | ||
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// Call zlib's compress function. | ||
if(compress(cd, &compressedSize, ud, uncompressedSize) != Z_OK) | ||
{ | ||
return 0; | ||
} | ||
return 1; | ||
} | ||
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#endif | ||
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#ifdef HAVE_LIBJPEG | ||
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#include <stdio.h> | ||
#include <jpeglib.h> | ||
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int main() | ||
{ | ||
struct jpeg_decompress_struct cinfo; | ||
jpeg_create_decompress(&cinfo); | ||
jpeg_read_header(&cinfo, TRUE); | ||
return 1; | ||
} | ||
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#endif | ||
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#ifdef HAVE_LIBPNG | ||
#include <png.h> | ||
int main() | ||
{ | ||
png_structp png_ptr = png_create_read_struct | ||
(PNG_LIBPNG_VER_STRING, (png_voidp)NULL, | ||
NULL, NULL); | ||
png_infop info_ptr = png_create_info_struct(png_ptr); | ||
png_set_sig_bytes(png_ptr, 8); | ||
png_read_info(png_ptr, info_ptr); | ||
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return 0; | ||
} | ||
#endif | ||
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#ifdef HAVE_PNG_H | ||
#include <png.h> | ||
int main() { retunr 0;} | ||
#endif | ||
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#ifdef HAVE_PNG_GET_VALID | ||
#include <png.h> | ||
int main() | ||
{ | ||
png_structp png_ptr = png_create_read_struct | ||
(PNG_LIBPNG_VER_STRING, (png_voidp)NULL, | ||
NULL, NULL); | ||
png_infop info_ptr = png_create_info_struct(png_ptr); | ||
png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS); | ||
return 0; | ||
} | ||
#endif | ||
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#ifdef HAVE_PNG_SET_TRNS_TO_ALPHA | ||
#include <png.h> | ||
int main() | ||
{ | ||
png_structp png_ptr = png_create_read_struct | ||
(PNG_LIBPNG_VER_STRING, (png_voidp)NULL, | ||
NULL, NULL); | ||
png_set_tRNS_to_alpha(png_ptr); | ||
return 0; | ||
} | ||
#endif |
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