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Refuse to configure with old compilers that can't build Anope.

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This commit is contained in:
Peter Powell
2015-07-13 19:26:02 -04:00
committed by Adam
parent 38cbff4156
commit 2a6ad3d9fc
1 changed files with 9 additions and 0 deletions
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CMakeLists.txt
+9
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@@ -80,6 +80,15 @@ set(ENV{LC_ALL} C)
set(DEFAULT_LIBRARY_DIRS)
set(DEFAULT_INCLUDE_DIRS)
# Check that we aren't running on an ancient broken GCC
if(CMAKE_COMPILER_IS_GNUCXX)
execute_process(COMMAND ${CMAKE_CXX_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_FULL_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE)
string(REGEX REPLACE "^(\\d+\\.\\d+)" "\\1" GCC_VERSION ${GCC_FULL_VERSION})
if(GCC_VERSION LESS 4.2)
message(FATAL_ERROR "Your compiler is too old to build Anope. Upgrade to GCC 4.2 or newer!")
endif(GCC_VERSION LESS 4.2)
endif(CMAKE_COMPILER_IS_GNUCXX)
# If we are using a GNU compiler (have to use CXX because it seems to fail on C), we will be able to determine it's default paths for libraries and includes
if(CMAKE_COMPILER_IS_GNUCXX OR "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang$")
# First look for the compiler's default library directories