sinclude(acmacros.m4) dnl This is a copy of AM_PROG_LIBTOOL from libtool 1.0, modified to dnl not produce a shared library by default. AC_DEFUN(AM_PROG_LIBTOOL, [AC_REQUIRE([AC_CANONICAL_HOST]) AC_REQUIRE([AC_PROG_CC]) AC_REQUIRE([AC_PROG_RANLIB]) AC_REQUIRE([AM_PROG_LD]) AC_REQUIRE([AC_PROG_LN_S]) # Always use our own libtool. LIBTOOL='$(top_builddir)/libtool' AC_SUBST(LIBTOOL) dnl Allow the --disable-shared flag to stop us from building shared libs. AC_ARG_ENABLE(shared, [ --enable-shared build shared libraries [default=yes]], test "$enableval" = no && libtool_shared=" --disable-shared", libtool_shared=--disable-shared) dnl Allow the --disable-static flag to stop us from building static libs. AC_ARG_ENABLE(static, [ --enable-static build static libraries [default=yes]], test "$enableval" = no && libtool_static=" --disable-static", libtool_static=) libtool_flags="$libtool_shared$libtool_static" test "$silent" = yes && libtool_flags="$libtool_flags --silent" test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc" test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld" # Some flags need to be propagated to the compiler or linker for good # libtool support. [case "$host" in *-*-irix6*) for f in '-32' '-64' '-cckr' '-n32' '-mips1' '-mips2' '-mips3' '-mips4'; do if echo " $CC $CFLAGS " | egrep -e "[ ]$f[ ]" > /dev/null; then LD="${LD-ld} $f" fi done ;; *-*-sco3.2v5*) # On SCO OpenServer 5, we need -belf to get full-featured binaries. CFLAGS="$CFLAGS -belf" ;; esac] # Actually configure libtool. ac_aux_dir is where install-sh is found. CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \ LD="$LD" RANLIB="$RANLIB" LN_S="$LN_S" \ ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig \ $libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \ || AC_MSG_ERROR([libtool configure failed]) ]) # AM_PROG_LD - find the path to the GNU or non-GNU linker AC_DEFUN(AM_PROG_LD, [AC_ARG_WITH(gnu-ld, [ --with-gnu-ld assume the C compiler uses GNU ld [default=no]], test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no) if test "$with_gnu_ld" = yes; then AC_MSG_CHECKING([for GNU ld]) else AC_MSG_CHECKING([for non-GNU ld]) fi AC_CACHE_VAL(ac_cv_path_LD, [case "$LD" in /*) ac_cv_path_LD="$LD" # Let the user override the test with a path. ;; *) IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" for ac_dir in $PATH; do test -z "$ac_dir" && ac_dir=. if test -f "$ac_dir/ld"; then ac_cv_path_LD="$ac_dir/ld" # Check to see if the program is GNU ld. I'd rather use --version, # but apparently some GNU ld's only accept -v. # Break only if it was the GNU/non-GNU ld that we prefer. if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU ld|with BFD)' > /dev/null; then test "$with_gnu_ld" = yes && break else test "$with_gnu_ld" != yes && break fi fi done IFS="$ac_save_ifs" ;; esac]) LD="$ac_cv_path_LD" if test -n "$LD"; then AC_MSG_RESULT($LD) else AC_MSG_RESULT(no) fi test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH]) AC_SUBST(LD) AM_PROG_LD_GNU ]) AC_DEFUN(AM_PROG_LD_GNU, [AC_CACHE_CHECK([whether we are using GNU ld], ac_cv_prog_gnu_ld, [# I'd rather use --version here, but apparently some GNU ld's only accept -v. if $LD -v 2>&1 </dev/null | egrep '(GNU ld|with BFD)' > /dev/null; then ac_cv_prog_gnu_ld=yes else ac_cv_prog_gnu_ld=no fi]) ])