endif()
set(LYX_GCC11_MODE)
if(UNIX OR MINGW)
- execute_process(COMMAND ${CMAKE_CXX_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE)
- message(STATUS "Using GCC version ${GCC_VERSION}")
- if(GCC_VERSION VERSION_LESS 4.9)
- if(GCC_VERSION VERSION_LESS 4.3)
- message(FATAL_ERROR "gcc >= 4.3 is required.")
- endif()
- # <regex> in gcc is unusable in versions less than 4.9.0
- # see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53631
- set(LYX_USE_STD_REGEX 0)
+ if (CMAKE_CXX_COMPILER_ID MATCHES "^[cC]lang$")
+ # ignore the GCC_VERSION for clang
+ # and use the resulting CXX11_STD_REGEX found in FindCXX11Compiler.cmake
+ message(STATUS "Using clang")
+ if(CXX11_STD_REGEX)
+ set(LYX_USE_STD_REGEX 1)
+ else()
+ set(LYX_USE_STD_REGEX 0)
+ endif()
else()
- set(LYX_USE_STD_REGEX 1)
+ execute_process(COMMAND ${CMAKE_CXX_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE)
+ message(STATUS "Using GCC version ${GCC_VERSION}")
+ if(GCC_VERSION VERSION_LESS 4.9)
+ if(GCC_VERSION VERSION_LESS 4.3)
+ message(FATAL_ERROR "gcc >= 4.3 is required.")
+ endif()
+ # <regex> in gcc is unusable in versions less than 4.9.0
+ # see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53631
+ set(LYX_USE_STD_REGEX 0)
+ else()
+ set(LYX_USE_STD_REGEX 1)
+ endif()
endif()
set(LYX_GCC11_MODE "${CXX11_FLAG}")
else()
endif()
set(LYX_INSTALL_PREFIX ${LYX_INSTALL_PREFIX} CACHE PATH "LyX user's choice install prefix" FORCE)
-string(REGEX REPLACE "/lyx${LYX_INSTALL_SUFFIX}$" "/share" SYSTEM_DATADIR ${CMAKE_INSTALL_PREFIX})
+if(UNIX)
+ set(SYSTEM_DATADIR "${CMAKE_INSTALL_PREFIX}/share")
+elseif(CMAKE_INSTALL_PREFIX MATCHES "/lyx${LYX_INSTALL_SUFFIX}$")
+ string(REGEX REPLACE "/lyx${LYX_INSTALL_SUFFIX}$" "/share" SYSTEM_DATADIR ${CMAKE_INSTALL_PREFIX})
+else()
+ set(SYSTEM_DATADIR "${CMAKE_INSTALL_PREFIX}")
+endif()
if(LYX_PACKAGE_SUFFIX)
set(PACKAGE ${PACKAGE_BASE}${LYX_INSTALL_SUFFIX})