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Add cmake option to disable precompiled headers

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This commit is contained in:
Leland Lucius 2020-05-26 20:01:49 -05:00
parent df16b7e5c8
commit b9959de4ba
1 changed files with 16 additions and 10 deletions
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26
src/CMakeLists.txt
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@ -1089,14 +1089,6 @@ list( APPEND LIBRARIES
$<$<PLATFORM_ID:Linux,FreeBSD,OpenBSD,NetBSD>:pthread>
)
#
# If was have cmake 3.16 or higher, we can use precompiled headers, but
# only use them if ccache is not available
#
if( CMAKE_VERSION VERSION_GREATER_EQUAL "3.16" AND NOT CCACHE_PROGRAM )
set( PRECOMP AudacityHeaders.h )
endif()
set( BUILDING_AUDACITY YES )
set( INSTALL_PREFIX "${_PREFIX}" )
set( PKGLIBDIR "${_LIBDIR}" )
@ -1371,8 +1363,22 @@ target_include_directories( ${TARGET} PRIVATE ${INCLUDES} )
target_link_options( ${TARGET} PRIVATE ${LDFLAGS} )
target_link_libraries( ${TARGET} PRIVATE ${LIBRARIES} )
if( PRECOMP )
target_precompile_headers( ${TARGET} PRIVATE ${PRECOMP} )
# If was have cmake 3.16 or higher, we can use precompiled headers, but
# only use them if ccache is not available and the user hasn't disabled
# it.
if( CMAKE_VERSION VERSION_GREATER_EQUAL "3.16" AND NOT CCACHE_PROGRAM )
cmd_option(
${_OPT}use_pch
"Use precompiled headers [yes, no]"
YES
)
if( ${_OPT}use_pch )
message( STATUS "Using precompiled headers" )
target_precompile_headers( ${TARGET} PRIVATE AudacityHeaders.h )
else()
message( STATUS "Not using precompiled headers" )
endif()
endif()
if( NOT "${CMAKE_GENERATOR}" MATCHES "Xcode|Visual Studio*" )