bulk copy of latest physfs to our misc/libphysfs since this seems to fix an off-by-1 error reliably hit in readln read of 1 byte probably introduced in the addition of the buffered read. Whether this is excessive or whether libphysfs should even be maintained by us is another matter. But at least we shouldn't crash
# - 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)