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- Disable precompiled headers to fix build with old gcc on -current kernel

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Approved by:	portmgr blanket
This commit is contained in:
Dmitry Marakasov 2015-06-25 22:02:25 +00:00
parent 6cc7079a1b
commit 4b5893e4bd
Notes: svn2git 2021-03-31 03:12:20 +00:00 
svn path=/head/; revision=390605
1 changed files with 79 additions and 0 deletions
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79
net/crtmpserver/files/patch-builders_cmake_cmake__find_modules_pch_support.cmake Normal file
View file

@ -0,0 +1,79 @@
--- builders/cmake/cmake_find_modules/pch_support.cmake.orig 2013-10-01 03:50:34 UTC
+++ builders/cmake/cmake_find_modules/pch_support.cmake
@@ -1,76 +1,6 @@
#This code is taken from here:
#http://www.mail-archive.com/cmake@cmake.org/msg04394.html
-IF(CMAKE_COMPILER_IS_GNUCXX)
- EXEC_PROGRAM(
- ${CMAKE_CXX_COMPILER}
- ARGS --version
- OUTPUT_VARIABLE _compiler_output)
- STRING(REGEX REPLACE ".* ([0-9]\\.[0-9]\\.[0-9]) .*" "\\1"
- gcc_compiler_version ${_compiler_output})
- #MESSAGE("GCC Version: ${gcc_compiler_version}")
- IF(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
- MESSAGE(STATUS "We have support for precompiled headers")
- SET(PCHSupport_FOUND TRUE)
- ELSE(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
- IF(gcc_compiler_version MATCHES "3\\.4\\.[0-9]")
- MESSAGE(STATUS "We have support for precompiled headers")
- SET(PCHSupport_FOUND TRUE)
- ENDIF(gcc_compiler_version MATCHES "3\\.4\\.[0-9]")
- ENDIF(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
-ENDIF(CMAKE_COMPILER_IS_GNUCXX)
-
MACRO(ADD_PRECOMPILED_HEADER _targetName _input )
- #get the file name (no path)
- GET_FILENAME_COMPONENT(_name ${_input} NAME_WE)
-
- #locate the file
- SET(_source "${_input}")
-
- #compute the output directory
- SET(_outdir "${CMAKE_BINARY_DIR}/precompiled.gch/${CMAKE_BUILD_TYPE}.c++")
-
- #create the output directory
- MAKE_DIRECTORY(${_outdir})
-
- #compute the output file
- SET(_output "${_outdir}/${_name}.gch")
-
- #get the compiler flags
- STRING(TOUPPER "CMAKE_CXX_FLAGS_${CMAKE_BUILD_TYPE}" _flags_var_name)
- SET(_compiler_FLAGS ${CMAKE_CXX_FLAGS} ${${_flags_var_name}})
-
- #get the list of include directories for the current project and compute the new version of compiler flags by
- #appinding -I
- GET_DIRECTORY_PROPERTY(_directory_flags INCLUDE_DIRECTORIES)
- FOREACH(item ${_directory_flags})
- LIST(APPEND _compiler_FLAGS "-I${item}")
- ENDFOREACH(item)
-
- #get the definitions of the current project and append them as well to the current compiler flags
- GET_DIRECTORY_PROPERTY(_directory_flags DEFINITIONS)
- LIST(APPEND _compiler_FLAGS ${_directory_flags})
-
- #now split the entire thing
- SEPARATE_ARGUMENTS(_compiler_FLAGS)
-
- #compute the new command
- ADD_CUSTOM_COMMAND(
- OUTPUT ${_output}
- COMMAND ${CMAKE_CXX_COMPILER} ${PCH_CXX_FLAGS} ${_compiler_FLAGS} -x c++-header -c -o ${_output} ${_source}
- DEPENDS ${_source}
- )
-
- #add a new target to the project
- ADD_CUSTOM_TARGET(${_targetName}_${_name}_gch DEPENDS ${_output})
- ADD_DEPENDENCIES(${_targetName} ${_targetName}_${_name}_gch)
-
- EXECUTE_PROCESS(COMMAND ${CMAKE_CXX_COMPILER} --version OUTPUT_VARIABLE _COMPILER_VERSION)
- STRING(TOLOWER "${_COMPILER_VERSION}" _COMPILER_VERSION)
- IF(_COMPILER_VERSION MATCHES ".*(clang|llvm).*")
- SET_TARGET_PROPERTIES(${_targetName} PROPERTIES COMPILE_FLAGS "-include-pch ${_output} -Winvalid-pch")
- ELSE()
- SET_TARGET_PROPERTIES(${_targetName} PROPERTIES COMPILE_FLAGS "-I${_outdir} -include ${_name} -Winvalid-pch")
- ENDIF()
ENDMACRO(ADD_PRECOMPILED_HEADER)