GitHub-Proxy/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2025-04-23 01:59:38 +08:00
Code Issues Packages Projects Releases Wiki Activity

bug #1054: Use set(EIGEN_CXX_FLAG_VERSION "/version") only for Intel compilers on Windows.

Browse Source 
Also removed code calling `head -n1` and always use integrated REGEX functionality.
This commit is contained in:
Christoph Hertzberg 2015-08-14 15:30:59 +02:00
parent cac6b23033
commit a5d1bb2be8
1 changed files with 4 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
cmake/EigenTesting.cmake
View File

@ -367,23 +367,15 @@ macro(ei_get_compilerver VAR)
# on all other system we rely on ${CMAKE_CXX_COMPILER}
# supporting a "--version" or "/version" flag
if(WIN32 AND NOT CYGWIN AND NOT MINGW)
if(WIN32 AND ${CMAKE_CXX_COMPILER_ID} EQUAL "Intel")
set(EIGEN_CXX_FLAG_VERSION "/version")
else()
set(EIGEN_CXX_FLAG_VERSION "--version")
endif()
# check whether the head command exists
find_program(HEAD_EXE head NO_CMAKE_ENVIRONMENT_PATH NO_CMAKE_PATH NO_CMAKE_SYSTEM_PATH)
if(HEAD_EXE)
execute_process(COMMAND ${CMAKE_CXX_COMPILER} ${EIGEN_CXX_FLAG_VERSION}
COMMAND head -n 1
OUTPUT_VARIABLE eigen_cxx_compiler_version_string OUTPUT_STRIP_TRAILING_WHITESPACE)
else()
execute_process(COMMAND ${CMAKE_CXX_COMPILER} ${EIGEN_CXX_FLAG_VERSION}
OUTPUT_VARIABLE eigen_cxx_compiler_version_string OUTPUT_STRIP_TRAILING_WHITESPACE)
string(REGEX REPLACE "[\n\r].*" "" eigen_cxx_compiler_version_string ${eigen_cxx_compiler_version_string})
endif()
ei_get_compilerver_from_cxx_version_string("${eigen_cxx_compiler_version_string}" CNAME CVER)
set(${VAR} "${CNAME}-${CVER}")