projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 9e9b66a9 AM |
1 | dnl Common configure.in fragment |
| 2 | ||
| 3 | AC_DEFUN([AM_BINUTILS_WARNINGS],[ | |
| 4 | WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes" | |
| 5 | ||
| 6 | AC_ARG_ENABLE(werror, | |
| 7 | [ --enable-werror treat compile warnings as errors], | |
| 8 | [case "${enableval}" in | |
| 9 | yes | y) ERROR_ON_WARNING="yes" ;; | |
| 10 | no | n) ERROR_ON_WARNING="no" ;; | |
| 11 | *) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;; | |
| 12 | esac]) | |
| 13 | ||
| 14 | # Enable -Werror by default when using gcc | |
| 15 | if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then | |
| 16 | ERROR_ON_WARNING=yes | |
| 17 | fi | |
| 18 | ||
| 19 | NO_WERROR= | |
| 20 | if test "${ERROR_ON_WARNING}" = yes ; then | |
| 21 | WARN_CFLAGS="$WARN_CFLAGS -Werror" | |
| 22 | NO_WERROR="-Wno-error" | |
| 23 | fi | |
| 24 | ||
| 25 | AC_ARG_ENABLE(build-warnings, | |
| 26 | [ --enable-build-warnings Enable build-time compiler warnings], | |
| 27 | [case "${enableval}" in | |
| 28 | yes) ;; | |
| 29 | no) WARN_CFLAGS="-w";; | |
| 30 | ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
| 31 | WARN_CFLAGS="${WARN_CFLAGS} ${t}";; | |
| 32 | *,) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
| 33 | WARN_CFLAGS="${t} ${WARN_CFLAGS}";; | |
| 34 | *) WARN_CFLAGS=`echo "${enableval}" | sed -e "s/,/ /g"`;; | |
| 35 | esac]) | |
| 36 | ||
| 37 | if test x"$silent" != x"yes" && test x"$WARN_CFLAGS" != x""; then | |
| 38 | echo "Setting warning flags = $WARN_CFLAGS" 6>&1 | |
| 39 | fi | |
| 40 | ||
| 41 | AC_SUBST(WARN_CFLAGS) | |
| 42 | AC_SUBST(NO_WERROR) | |
| 43 | ]) |