nil out CurrentHedgehog in FreeModule, add a test for nil'd CurrentHedgehog in DelCI since I'd still like to use DeleteGear for the other stuff it does. Move some variable initialiasations in AI Misc to hopefully avoid some uninit val errors.
# - Try to find the Clang/LLVM executable
# Once done this will define
#
# CLANG_FOUND - system has Clang
# CLANG_VERSION - Clang version
# CLANG_EXECUTABLE - Clang executable
#
# Copyright (c) 2013, Vittorio Giovara <vittorio.giovara@gmail.com>
#
# Redistribution and use is allowed according to the terms of the BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
find_program(CLANG_EXECUTABLE
NAMES clang-mp-3.3 clang-mp-3.2 clang-mp-3.1 clang-mp-3.0 clang
PATHS /opt/local/bin /usr/local/bin /usr/bin)
if (CLANG_EXECUTABLE)
execute_process(COMMAND ${CLANG_EXECUTABLE} --version
OUTPUT_VARIABLE CLANG_VERSION_OUTPUT
ERROR_VARIABLE CLANG_VERSION_ERROR
RESULT_VARIABLE CLANG_VERSION_RESULT
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(${CLANG_VERSION_RESULT} EQUAL 0)
string(REGEX MATCH "[0-9]+\\.[0-9]+" CLANG_VERSION "${CLANG_VERSION_OUTPUT}")
string(REGEX REPLACE "([0-9]+\\.[0-9]+)" "\\1" CLANG_VERSION "${CLANG_VERSION}")
else()
message(SEND_ERROR "Command \"${CLANG_EXECUTABLE} --version\" failed with output: ${CLANG_VERSION_ERROR}")
endif()
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(Clang DEFAULT_MSG CLANG_EXECUTABLE CLANG_VERSION)
mark_as_advanced(CLANG_VERSION)