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# SPDX-License-Identifier: BSD-3-Clause
# SPDX-FileCopyrightText: 2007-2015 Sven Eckelmann <sven@narfation.org>
include(CheckCCompilerFlag)
# Enable all warnings if possible (gnu cc)
check_c_compiler_flag("-Wall" SUPPORT_WALL)
if (SUPPORT_WALL)
add_definitions("-Wall")
endif (SUPPORT_WALL)
# Enable even more warnings if possible (gnu cc)
check_c_compiler_flag("-Wextra" SUPPORT_WEXTRA)
if (SUPPORT_WEXTRA)
add_definitions("-Wextra")
else (SUPPORT_WEXTRA)
# try to enable extra warnings on old gcc versions
check_c_compiler_flag("-W" SUPPORT_WEXTRAOLD)
if (SUPPORT_WEXTRAOLD)
add_definitions("-W")
endif (SUPPORT_WEXTRAOLD)
endif (SUPPORT_WEXTRA)
# Enable pedantic mode if possible (gnu cc)
check_c_compiler_flag("-pedantic" SUPPORT_PEDANTIC)
if (SUPPORT_PEDANTIC)
add_definitions("-pedantic")
endif (SUPPORT_PEDANTIC)
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