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llvm-mirror/cmake/modules/GetHostTriple.cmake
Petr Hosek 1cfc2ea35f [CMake] Use normalized Windows target triples
Changes the default Windows target triple returned by
GetHostTriple.cmake from the old environment names (which we wanted to
move away from) to newer, normalized ones. This also requires updating
all tests to use the new systems names in constraints.

Differential Revision: https://reviews.llvm.org/D47381

llvm-svn: 339307
2018-08-09 02:16:18 +00:00

30 lines
879 B
CMake

# Returns the host triple.
# Invokes config.guess
function( get_host_triple var )
if( MSVC )
if( CMAKE_SIZEOF_VOID_P EQUAL 8 )
set( value "x86_64-pc-windows-msvc" )
else()
set( value "i686-pc-windows-msvc" )
endif()
elseif( MINGW AND NOT MSYS )
if( CMAKE_SIZEOF_VOID_P EQUAL 8 )
set( value "x86_64-w64-windows-gnu" )
else()
set( value "i686-pc-windows-gnu" )
endif()
else( MSVC )
set(config_guess ${LLVM_MAIN_SRC_DIR}/cmake/config.guess)
execute_process(COMMAND sh ${config_guess}
RESULT_VARIABLE TT_RV
OUTPUT_VARIABLE TT_OUT
OUTPUT_STRIP_TRAILING_WHITESPACE)
if( NOT TT_RV EQUAL 0 )
message(FATAL_ERROR "Failed to execute ${config_guess}")
endif( NOT TT_RV EQUAL 0 )
set( value ${TT_OUT} )
endif( MSVC )
set( ${var} ${value} PARENT_SCOPE )
endfunction( get_host_triple var )