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http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=33e1a63ca1084abf76939f8a4a6bf112d69abcde
commit 33e1a63ca1084abf76939f8a4a6bf112d69abcde
Merge: beb2cd7 2d1acfe
Author: Marcus D. Hanwell <[email protected]>
AuthorDate: Mon Sep 19 15:21:19 2011 -0400
Commit: CMake Topic Stage <[email protected]>
CommitDate: Mon Sep 19 15:21:19 2011 -0400
Merge topic 'generate-export-header' into next
2d1acfe Don't warn when nothing to do in visibility function.
d679568 Just code style changes.
http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=2d1acfe359852836f3096da0d3262d558ee383d3
commit 2d1acfe359852836f3096da0d3262d558ee383d3
Author: Marcus D. Hanwell <[email protected]>
AuthorDate: Mon Sep 19 14:55:19 2011 -0400
Commit: Marcus D. Hanwell <[email protected]>
CommitDate: Mon Sep 19 14:55:19 2011 -0400
Don't warn when nothing to do in visibility function.
diff --git a/Modules/GenerateExportHeader.cmake
b/Modules/GenerateExportHeader.cmake
index e1ce16d..f2eaf8c 100644
--- a/Modules/GenerateExportHeader.cmake
+++ b/Modules/GenerateExportHeader.cmake
@@ -353,7 +353,7 @@ function(add_compiler_export_flags)
_test_compiler_has_deprecated()
if(NOT (USE_COMPILER_HIDDEN_VISIBILITY AND COMPILER_HAS_HIDDEN_VISIBILITY))
- message(WARNING "Compiler doesn't have hidden visibility")
+ # Just return if there are no flags to add.
return()
endif()
http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=d6795685ae25f1a9d0d7cda02d639ce8b402f9f9
commit d6795685ae25f1a9d0d7cda02d639ce8b402f9f9
Author: Marcus D. Hanwell <[email protected]>
AuthorDate: Mon Sep 19 14:04:42 2011 -0400
Commit: Marcus D. Hanwell <[email protected]>
CommitDate: Mon Sep 19 14:04:42 2011 -0400
Just code style changes.
diff --git a/Modules/GenerateExportHeader.cmake
b/Modules/GenerateExportHeader.cmake
index 4eb67b5..e1ce16d 100644
--- a/Modules/GenerateExportHeader.cmake
+++ b/Modules/GenerateExportHeader.cmake
@@ -25,7 +25,8 @@
# adds -fvisibility=hidden to CMAKE_CXX_FLAGS if supported, and is a no-op on
Windows
# which does not need extra compiler flags for exporting support.
#
-# This means that in the simplest case, users of these functions will be
equivalent to:
+# This means that in the simplest case, users of these functions will be
+# equivalent to:
#
# add_compiler_export_flags()
# add_library(somelib someclass.cpp)
@@ -43,8 +44,8 @@
# ...
# };
#
-# The CMake fragment will generate a file in the ${CMAKE_CURRENT_BUILD_DIR}
called
-# somelib_export.h containing the macros SOMELIB_EXPORT, SOMELIB_NO_EXPORT,
+# The CMake fragment will generate a file in the ${CMAKE_CURRENT_BUILD_DIR}
+# called somelib_export.h containing the macros SOMELIB_EXPORT,
SOMELIB_NO_EXPORT,
# SOMELIB_DEPRECATED, SOMELIB_DEPRECATED_EXPORT and
SOMELIB_DEPRECATED_NO_EXPORT.
# The resulting file should be installed with other headers in the library.
#
@@ -86,11 +87,14 @@
# add_library(shared_variant SHARED ${lib_SRCS})
# add_library(static_variant ${lib_SRCS})
# generate_export_header(shared_variant BASE_NAME libshared_and_static)
-# set_target_properties(static_variant PROPERTIES COMPILE_FLAGS
-DLIBSHARED_AND_STATIC_STATIC_DEFINE)
+# set_target_properties(static_variant PROPERTIES
+# COMPILE_FLAGS -DLIBSHARED_AND_STATIC_STATIC_DEFINE)
#
-# This will cause the export macros to expand to nothing when building the
static library.
+# This will cause the export macros to expand to nothing when building the
+# static library.
#
-# If DEFINE_NO_DEPRECATED is specified, then a macro
${BASE_NAME}_NO_DEPRECATED will be defined
+# If DEFINE_NO_DEPRECATED is specified, then a macro ${BASE_NAME}_NO_DEPRECATED
+# will be defined
# This macro can be used to remove deprecated code from preprocessor output.
#
# option(EXCLUDE_DEPRECATED "Exclude deprecated parts of the library" FALSE)
@@ -122,7 +126,6 @@
#
# Generates the macros VTK_SOMELIB_EXPORT etc.
-
#=============================================================================
# Copyright 2011 Stephen Kelly <[email protected]>
#
@@ -139,10 +142,10 @@
include(CMakeParseArguments)
include(CheckCXXCompilerFlag)
-
# TODO: Install this macro separately?
macro(_check_cxx_compiler_attribute _ATTRIBUTE _RESULT)
- check_cxx_source_compiles("${_ATTRIBUTE} int somefunc() { return 0; } int
main() { return somefunc();}" ${_RESULT}
+ check_cxx_source_compiles("${_ATTRIBUTE} int somefunc() { return 0; }
+ int main() { return somefunc();}" ${_RESULT}
# Some compilers do not fail with a bad flag
FAIL_REGEX "unrecognized .*option" # GNU
FAIL_REGEX "ignoring unknown option" # MSVC
@@ -155,13 +158,16 @@ endmacro()
macro(_test_compiler_hidden_visibility)
- if (CMAKE_COMPILER_IS_GNUCXX)
- exec_program(${CMAKE_C_COMPILER} ARGS --version OUTPUT_VARIABLE
_gcc_version_info)
- string (REGEX MATCH "[345]\\.[0-9]\\.[0-9]" _gcc_version
"${_gcc_version_info}")
+ if(CMAKE_COMPILER_IS_GNUCXX)
+ exec_program(${CMAKE_C_COMPILER} ARGS --version
+ OUTPUT_VARIABLE _gcc_version_info)
+ string(REGEX MATCH "[345]\\.[0-9]\\.[0-9]"
+ _gcc_version "${_gcc_version_info}")
# gcc on mac just reports: "gcc (GCC) 3.3 20030304 ..." without the
# patch level, handle this here:
if(NOT _gcc_version)
- string (REGEX REPLACE ".*\\(GCC\\).* ([34]\\.[0-9]) .*" "\\1.0"
_gcc_version "${_gcc_version_info}")
+ string(REGEX REPLACE ".*\\(GCC\\).* ([34]\\.[0-9]) .*" "\\1.0"
+ _gcc_version "${_gcc_version_info}")
endif()
if(${_gcc_version} VERSION_LESS "4.2")
@@ -171,8 +177,10 @@ macro(_test_compiler_hidden_visibility)
endif()
if(CMAKE_CXX_COMPILER_ID MATCHES Intel)
- exec_program(${CMAKE_CXX_COMPILER} ARGS -V OUTPUT_VARIABLE
_intel_version_info)
- string (REGEX REPLACE ".*Version ([0-9]+(\\.[0-9]+)+).*" "\\1"
_intel_version "${_intel_version_info}")
+ exec_program(${CMAKE_CXX_COMPILER} ARGS -V
+ OUTPUT_VARIABLE _intel_version_info)
+ string(REGEX REPLACE ".*Version ([0-9]+(\\.[0-9]+)+).*" "\\1"
+ _intel_version "${_intel_version_info}")
if(${_intel_version} VERSION_LESS "12.0")
set(_INTEL_TOO_OLD TRUE)
@@ -184,7 +192,7 @@ macro(_test_compiler_hidden_visibility)
# Exclude XL here because it misinterprets -fvisibility=hidden even though
# the check_cxx_compiler_flag passes
# http://www.cdash.org/CDash/testDetails.php?test=109109951&build=1419259
- if (NOT GCC_TOO_OLD
+ if(NOT GCC_TOO_OLD
AND NOT _INTEL_TOO_OLD
AND NOT WIN32
AND NOT CYGWIN
@@ -192,8 +200,10 @@ macro(_test_compiler_hidden_visibility)
AND NOT "${CMAKE_CXX_COMPILER_ID}" MATCHES PGI
AND NOT "${CMAKE_CXX_COMPILER_ID}" MATCHES Watcom)
check_cxx_compiler_flag(-fvisibility=hidden COMPILER_HAS_HIDDEN_VISIBILITY)
- check_cxx_compiler_flag(-fvisibility-inlines-hidden
COMPILER_HAS_HIDDEN_INLINE_VISIBILITY)
- option(USE_COMPILER_HIDDEN_VISIBILITY "Use HIDDEN visibility support if
available." ON)
+ check_cxx_compiler_flag(-fvisibility-inlines-hidden
+ COMPILER_HAS_HIDDEN_INLINE_VISIBILITY)
+ option(USE_COMPILER_HIDDEN_VISIBILITY
+ "Use HIDDEN visibility support if available." ON)
mark_as_advanced(USE_COMPILER_HIDDEN_VISIBILITY)
endif()
endmacro()
@@ -204,13 +214,17 @@ macro(_test_compiler_has_deprecated)
OR GCC_TOO_OLD
OR "${CMAKE_CXX_COMPILER_ID}" MATCHES PGI
OR "${CMAKE_CXX_COMPILER_ID}" MATCHES Watcom)
- set(COMPILER_HAS_DEPRECATED "" CACHE INTERNAL "Compiler support for a
deprecated attribute")
+ set(COMPILER_HAS_DEPRECATED "" CACHE INTERNAL
+ "Compiler support for a deprecated attribute")
else()
- _check_cxx_compiler_attribute("__attribute__((__deprecated__))"
COMPILER_HAS_DEPRECATED_ATTR)
+ _check_cxx_compiler_attribute("__attribute__((__deprecated__))"
+ COMPILER_HAS_DEPRECATED_ATTR)
if(COMPILER_HAS_DEPRECATED_ATTR)
- set(COMPILER_HAS_DEPRECATED "${COMPILER_HAS_DEPRECATED_ATTR}" CACHE
INTERNAL "Compiler support for a deprecated attribute")
+ set(COMPILER_HAS_DEPRECATED "${COMPILER_HAS_DEPRECATED_ATTR}"
+ CACHE INTERNAL "Compiler support for a deprecated attribute")
else()
- _check_cxx_compiler_attribute("__declspec(deprecated)"
COMPILER_HAS_DEPRECATED)
+ _check_cxx_compiler_attribute("__declspec(deprecated)"
+ COMPILER_HAS_DEPRECATED)
endif()
endif()
endmacro()
@@ -246,10 +260,13 @@ endmacro()
macro(_DO_GENERATE_EXPORT_HEADER TARGET_LIBRARY)
# Option overrides
set(options DEFINE_NO_DEPRECATED)
- set(oneValueArgs PREFIX_NAME BASE_NAME EXPORT_MACRO_NAME EXPORT_FILE_NAME
DEPRECATED_MACRO_NAME NO_EXPORT_MACRO_NAME STATIC_DEFINE
NO_DEPRECATED_MACRO_NAME)
+ set(oneValueArgs PREFIX_NAME BASE_NAME EXPORT_MACRO_NAME EXPORT_FILE_NAME
+ DEPRECATED_MACRO_NAME NO_EXPORT_MACRO_NAME STATIC_DEFINE
+ NO_DEPRECATED_MACRO_NAME)
set(multiValueArgs)
- cmake_parse_arguments(_GEH "${options}" "${oneValueArgs}"
"${multiValueArgs}" ${ARGN})
+ cmake_parse_arguments(_GEH "${options}" "${oneValueArgs}" "${multiValueArgs}"
+ ${ARGN})
set(BASE_NAME "${TARGET_LIBRARY}")
@@ -266,7 +283,8 @@ macro(_DO_GENERATE_EXPORT_HEADER TARGET_LIBRARY)
set(EXPORT_FILE_NAME
"${CMAKE_CURRENT_BINARY_DIR}/${BASE_NAME_LOWER}_export.h")
set(DEPRECATED_MACRO_NAME "${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_DEPRECATED")
set(STATIC_DEFINE "${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_STATIC_DEFINE")
- set(NO_DEPRECATED_MACRO_NAME
"${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_NO_DEPRECATED")
+ set(NO_DEPRECATED_MACRO_NAME
+ "${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_NO_DEPRECATED")
if(_GEH_UNPARSED_ARGUMENTS)
message(FATAL_ERROR "Unknown keywords given to GENERATE_EXPORT_HEADER():
\"${_GEH_UNPARSED_ARGUMENTS}\"")
@@ -292,23 +310,25 @@ macro(_DO_GENERATE_EXPORT_HEADER TARGET_LIBRARY)
set(STATIC_DEFINE ${_GEH_PREFIX_NAME}${_GEH_STATIC_DEFINE})
endif()
- if (_GEH_DEFINE_NO_DEPRECATED)
+ if(_GEH_DEFINE_NO_DEPRECATED)
set(DEFINE_NO_DEPRECATED TRUE)
endif()
- if (_GEH_NO_DEPRECATED_MACRO_NAME)
- set(NO_DEPRECATED_MACRO_NAME
${_GEH_PREFIX_NAME}${_GEH_NO_DEPRECATED_MACRO_NAME})
+ if(_GEH_NO_DEPRECATED_MACRO_NAME)
+ set(NO_DEPRECATED_MACRO_NAME
+ ${_GEH_PREFIX_NAME}${_GEH_NO_DEPRECATED_MACRO_NAME})
endif()
set(INCLUDE_GUARD_NAME "${EXPORT_MACRO_NAME}_H")
get_target_property(EXPORT_IMPORT_CONDITION ${TARGET_LIBRARY} DEFINE_SYMBOL)
- if (NOT EXPORT_IMPORT_CONDITION)
+ if(NOT EXPORT_IMPORT_CONDITION)
set(EXPORT_IMPORT_CONDITION ${TARGET_LIBRARY}_EXPORTS)
endif()
- configure_file("${_GENERATE_EXPORT_HEADER_MODULE_DIR}/exportheader.cmake.in"
"${EXPORT_FILE_NAME}" @ONLY)
+ configure_file("${_GENERATE_EXPORT_HEADER_MODULE_DIR}/exportheader.cmake.in"
+ "${EXPORT_FILE_NAME}" @ONLY)
endmacro()
function(GENERATE_EXPORT_HEADER TARGET_LIBRARY)
-----------------------------------------------------------------------
Summary of changes:
Modules/GenerateExportHeader.cmake | 82 ++++++++++++++++++++++-------------
1 files changed, 51 insertions(+), 31 deletions(-)
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