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dnl librestrict.m4--restrict libraries and includes
dnl Derrick Brashear
dnl from KTH krb and Arla
dnl $Id: librestrict.m4,v 1.3 2002/12/21 18:44:25 cg2v Exp $
AC_DEFUN(CMU_RESTRICT_LIB_WHERE1, [
saved_LIBS=$LIBS
LIBS="$saved_LIBS -L$1 -lrestrict"
AC_TRY_LINK(,
[ConsoleInUse();],
[ac_cv_found_restrict_lib=yes],
ac_cv_found_restrict_lib=no)
LIBS=$saved_LIBS
])
AC_DEFUN(CMU_RESTRICT_LIB_WHERE, [
for i in $1; do
AC_MSG_CHECKING(for restrict library in $i)
CMU_RESTRICT_LIB_WHERE1($i)
CMU_TEST_LIBPATH($i, restrict)
if test "$ac_cv_found_restrict_lib" = "yes" ; then
ac_cv_restrict_where_lib=$i
AC_MSG_RESULT(found)
break
else
AC_MSG_RESULT(no found)
fi
done
])
AC_DEFUN(CMU_RESTRICT, [
AC_ARG_WITH(restrict,
[ --with-restrict=PREFIX Compile with RESTRICT support],
[if test "X$with_restrict" = "X"; then
with_restrict=yes
fi])
if test "X$with_restrict" != "X"; then
if test "$with_restrict" != "yes"; then
ac_cv_restrict_where_lib=$with_restrict/lib
fi
fi
if test "X$with_restrict_lib" != "X"; then
ac_cv_restrict_where_lib=$with_restrict_lib
fi
if test "X$ac_cv_restrict_where_lib" = "X"; then
CMU_RESTRICT_LIB_WHERE(/usr/lib /usr/local/lib)
fi
AC_MSG_CHECKING(whether to include restrict)
if test "X$ac_cv_restrict_where_lib" = "X"; then
ac_cv_found_restrict=no
AC_MSG_RESULT(no)
else
ac_cv_found_restrict=yes
AC_DEFINE(HAVE_RESTRICT)
AC_MSG_RESULT(yes)
RESTRICT_LIB_DIR=$ac_cv_restrict_where_lib
RESTRICT_LIB_FLAGS="-L${RESTRICT_LIB_DIR} -lrestrict"
if test "X$RPATH" = "X"; then
RPATH=""
fi
case "${host}" in
*-*-linux*)
if test "X$RPATH" = "X"; then
RPATH="-Wl,-rpath,${RESTRICT_LIB_DIR}"
else
RPATH="${RPATH}:${RESTRICT_LIB_DIR}"
fi
;;
*-*-hpux*)
if test "X$RPATH" = "X"; then
RPATH="-Wl,+b${RESTRICT_LIB_DIR}"
else
RPATH="${RPATH}:${RESTRICT_LIB_DIR}"
fi
;;
*-*-irix*)
if test "X$RPATH" = "X"; then
RPATH="-Wl,-rpath,${RESTRICT_LIB_DIR}"
else
RPATH="${RPATH}:${RESTRICT_LIB_DIR}"
fi
;;
*-*-solaris2*)
if test "$ac_cv_prog_gcc" = yes; then
if test "X$RPATH" = "X"; then
RPATH="-Wl,-R${RESTRICT_LIB_DIR}"
else
RPATH="${RPATH}:${RESTRICT_LIB_DIR}"
fi
else
RPATH="${RPATH} -R${RESTRICT_LIB_DIR}"
fi
;;
esac
AC_SUBST(RPATH)
fi
])
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