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Avoid trailing space in CMAKE_*_LINKER_FLAGS when LDFLAGS is empty

This commit is contained in:
Jiri Malak 2014-03-24 12:33:11 +01:00 committed by Brad King
parent 8a306d68e0
commit 1b18f442f4
1 changed files with 12 additions and 6 deletions
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18
Modules/CMakeCommonLanguageInclude.cmake
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@ -16,9 +16,11 @@
# cache values that can be initialized in the platform-compiler.cmake file
# it may be included by more than one language.
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS_INIT} $ENV{LDFLAGS}"
CACHE STRING "Flags used by the linker.")
if(NOT "x$ENV{LDFLAGS}" STREQUAL "x")
set (CMAKE_EXE_LINKER_FLAGS_INIT "${CMAKE_EXE_LINKER_FLAGS_INIT} $ENV{LDFLAGS}")
set (CMAKE_SHARED_LINKER_FLAGS_INIT "${CMAKE_SHARED_LINKER_FLAGS_INIT} $ENV{LDFLAGS}")
set (CMAKE_MODULE_LINKER_FLAGS_INIT "${CMAKE_MODULE_LINKER_FLAGS_INIT} $ENV{LDFLAGS}")
endif()
if(NOT CMAKE_NOT_USING_CONFIG_FLAGS)
# default build type is none
@ -82,12 +84,17 @@ if(NOT CMAKE_NOT_USING_CONFIG_FLAGS)
${CMAKE_STATIC_LINKER_FLAGS_RELWITHDEBINFO_INIT} CACHE STRING
"Flags used by the linker during Release with Debug Info builds.")
endif()
# executable linker flags
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS_INIT}"
CACHE STRING "Flags used by the linker.")
# shared linker flags
set (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS_INIT} $ENV{LDFLAGS}"
set (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS_INIT}"
CACHE STRING "Flags used by the linker during the creation of dll's.")
# module linker flags
set (CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS_INIT} $ENV{LDFLAGS}"
set (CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS_INIT}"
CACHE STRING "Flags used by the linker during the creation of modules.")
# static linker flags
@ -124,4 +131,3 @@ CMAKE_STATIC_LINKER_FLAGS_MINSIZEREL
CMAKE_STATIC_LINKER_FLAGS_RELEASE
CMAKE_STATIC_LINKER_FLAGS_RELWITHDEBINFO
)