44 lines
1.2 KiB
Plaintext
44 lines
1.2 KiB
Plaintext
dnl Common configure.in fragment
|
|
|
|
AC_DEFUN([AM_BINUTILS_WARNINGS],[
|
|
WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
|
|
|
|
AC_ARG_ENABLE(werror,
|
|
[ --enable-werror treat compile warnings as errors],
|
|
[case "${enableval}" in
|
|
yes | y) ERROR_ON_WARNING="yes" ;;
|
|
no | n) ERROR_ON_WARNING="no" ;;
|
|
*) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;;
|
|
esac])
|
|
|
|
# Enable -Werror by default when using gcc
|
|
if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then
|
|
ERROR_ON_WARNING=yes
|
|
fi
|
|
|
|
NO_WERROR=
|
|
if test "${ERROR_ON_WARNING}" = yes ; then
|
|
WARN_CFLAGS="$WARN_CFLAGS -Werror"
|
|
NO_WERROR="-Wno-error"
|
|
fi
|
|
|
|
AC_ARG_ENABLE(build-warnings,
|
|
[ --enable-build-warnings Enable build-time compiler warnings],
|
|
[case "${enableval}" in
|
|
yes) ;;
|
|
no) WARN_CFLAGS="-w";;
|
|
,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
WARN_CFLAGS="${WARN_CFLAGS} ${t}";;
|
|
*,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
WARN_CFLAGS="${t} ${WARN_CFLAGS}";;
|
|
*) WARN_CFLAGS=`echo "${enableval}" | sed -e "s/,/ /g"`;;
|
|
esac])
|
|
|
|
if test x"$silent" != x"yes" && test x"$WARN_CFLAGS" != x""; then
|
|
echo "Setting warning flags = $WARN_CFLAGS" 6>&1
|
|
fi
|
|
|
|
AC_SUBST(WARN_CFLAGS)
|
|
AC_SUBST(NO_WERROR)
|
|
])
|