📄 aclocal.m4
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# aclocal.m4 generated automatically by aclocal 1.6.1 -*- Autoconf -*-# Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002# Free Software Foundation, Inc.# This file is free software; the Free Software Foundation# gives unlimited permission to copy and/or distribute it,# with or without modifications, as long as this notice is preserved.# This program is distributed in the hope that it will be useful,# but WITHOUT ANY WARRANTY, to the extent permitted by law; without# even the implied warranty of MERCHANTABILITY or FITNESS FOR A# PARTICULAR PURPOSE.# serial 35 AC_PROG_LIBTOOLAC_DEFUN(AC_PROG_LIBTOOL,[AC_REQUIRE([AC_LIBTOOL_SETUP])dnl# Save cache, so that ltconfig can load itAC_CACHE_SAVE# Actually configure libtool. ac_aux_dir is where install-sh is found.CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \DLLTOOL="$DLLTOOL" AS="$AS" \${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \|| AC_MSG_ERROR([libtool configure failed])# Reload cache, that may have been modified by ltconfigAC_CACHE_LOAD# This can be used to rebuild libtool when neededLIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh"# Always use our own libtool.LIBTOOL='$(SHELL) $(top_builddir)/libtool'AC_SUBST(LIBTOOL)dnl# Redirect the config.log output again, so that the ltconfig log is not# clobbered by the next message.exec 5>>./config.log])AC_DEFUN(AC_LIBTOOL_SETUP,[AC_PREREQ(2.13)dnlAC_REQUIRE([AC_ENABLE_SHARED])dnlAC_REQUIRE([AC_ENABLE_STATIC])dnlAC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnlAC_REQUIRE([AC_CANONICAL_HOST])dnlAC_REQUIRE([AC_CANONICAL_BUILD])dnlAC_REQUIRE([AC_PROG_RANLIB])dnlAC_REQUIRE([AC_PROG_CC])dnlAC_REQUIRE([AC_PROG_LD])dnlAC_REQUIRE([AC_PROG_NM])dnlAC_REQUIRE([AC_SYS_NM_PARSE])dnlAC_REQUIRE([AC_SYS_SYMBOL_UNDERSCORE])dnlAC_REQUIRE([AC_PROG_LN_S])dnldnl# Check for any special flags to pass to ltconfig.## the following will cause an existing older ltconfig to fail, so# we ignore this at the expense of the cache file... Checking this # will just take longer ... bummer!#libtool_flags="--cache-file=$cache_file"#test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install"test "$lt_dlopen" = yes && libtool_flags="$libtool_flags --enable-dlopen"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 "$host" in*-*-irix6*) # Find out which ABI we are using. echo '[#]line __oline__ "configure"' > conftest.$ac_ext if AC_TRY_EVAL(ac_compile); then case "`/usr/bin/file conftest.o`" in *32-bit*) LD="${LD-ld} -32" ;; *N32*) LD="${LD-ld} -n32" ;; *64-bit*) LD="${LD-ld} -64" ;; esac fi rm -rf conftest* ;;*-*-sco3.2v5*) # On SCO OpenServer 5, we need -belf to get full-featured binaries. SAVE_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -belf" AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf, [AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])]) if test x"$lt_cv_cc_needs_belf" != x"yes"; then # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf CFLAGS="$SAVE_CFLAGS" fi ;;*-*-cygwin*) AC_SYS_LIBTOOL_CYGWIN ;;esac# enable the --disable-libtool-lock switchAC_ARG_ENABLE(libtool-lock,[ --disable-libtool-lock force libtool not to do file locking],need_locks=$enableval,need_locks=yes)if test x"$need_locks" = xno; then libtool_flags="$libtool_flags --disable-lock"fi])# AC_LIBTOOL_DLOPEN - check for dlopen supportAC_DEFUN(AC_LIBTOOL_DLOPEN, [lt_dlopen=yes])# AC_ENABLE_SHARED - implement the --enable-shared flag# Usage: AC_ENABLE_SHARED[(DEFAULT)]# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to# `yes'.AC_DEFUN(AC_ENABLE_SHARED,[define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnlAC_ARG_ENABLE(shared,changequote(<<, >>)dnl<< --enable-shared[=PKGS] build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT],changequote([, ])dnl[p=${PACKAGE-default}case "$enableval" inyes) enable_shared=yes ;;no) enable_shared=no ;;*) enable_shared=no # Look at the argument we got. We use all the common list separators. IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," for pkg in $enableval; do if test "X$pkg" = "X$p"; then enable_shared=yes fi done IFS="$ac_save_ifs" ;;esac],enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl])# AC_DISABLE_SHARED - set the default shared flag to --disable-sharedAC_DEFUN(AC_DISABLE_SHARED,[AC_ENABLE_SHARED(no)])# AC_ENABLE_STATIC - implement the --enable-static flag# Usage: AC_ENABLE_STATIC[(DEFAULT)]# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to# `yes'.AC_DEFUN(AC_ENABLE_STATIC,[define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnlAC_ARG_ENABLE(static,changequote(<<, >>)dnl<< --enable-static[=PKGS] build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT],changequote([, ])dnl[p=${PACKAGE-default}case "$enableval" inyes) enable_static=yes ;;no) enable_static=no ;;*) enable_static=no # Look at the argument we got. We use all the common list separators. IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," for pkg in $enableval; do if test "X$pkg" = "X$p"; then enable_static=yes fi done IFS="$ac_save_ifs" ;;esac],enable_static=AC_ENABLE_STATIC_DEFAULT)dnl])# AC_DISABLE_STATIC - set the default static flag to --disable-staticAC_DEFUN(AC_DISABLE_STATIC,[AC_ENABLE_STATIC(no)])# AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag# Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)]# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to# `yes'.AC_DEFUN(AC_ENABLE_FAST_INSTALL,[define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnlAC_ARG_ENABLE(fast-install,changequote(<<, >>)dnl<< --enable-fast-install[=PKGS] optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT],changequote([, ])dnl[p=${PACKAGE-default}case "$enableval" inyes) enable_fast_install=yes ;;no) enable_fast_install=no ;;*) enable_fast_install=no # Look at the argument we got. We use all the common list separators. IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," for pkg in $enableval; do if test "X$pkg" = "X$p"; then enable_fast_install=yes fi done IFS="$ac_save_ifs" ;;esac],enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl])# AC_ENABLE_FAST_INSTALL - set the default to --disable-fast-installAC_DEFUN(AC_DISABLE_FAST_INSTALL,[AC_ENABLE_FAST_INSTALL(no)])# AC_PROG_LD - find the path to the GNU or non-GNU linkerAC_DEFUN(AC_PROG_LD,[AC_ARG_WITH(gnu-ld,[ --with-gnu-ld assume the C compiler uses GNU ld [default=no]],test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)AC_REQUIRE([AC_PROG_CC])dnlAC_REQUIRE([AC_CANONICAL_HOST])dnlAC_REQUIRE([AC_CANONICAL_BUILD])dnlac_prog=ldif test "$ac_cv_prog_gcc" = yes; then # Check if gcc -print-prog-name=ld gives a path. AC_MSG_CHECKING([for ld used by GCC]) ac_prog=`($CC -print-prog-name=ld) 2>&5` case "$ac_prog" in # Accept absolute paths.changequote(,)dnl /* | [A-Za-z]:[\\/]*) re_direlt='/[^/][^/]*/\.\./'changequote([,])dnl # Canonicalize the path of ld ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'` while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` done test -z "$LD" && LD="$ac_prog" ;; "") # If it fails, then pretend we aren't using GCC. ac_prog=ld ;; *) # If it is relative, then search for the first ld in PATH. with_gnu_ld=unknown ;; esacelif test "$with_gnu_ld" = yes; then AC_MSG_CHECKING([for GNU ld])else AC_MSG_CHECKING([for non-GNU ld])fiAC_CACHE_VAL(ac_cv_path_LD,[if test -z "$LD"; then IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" for ac_dir in $PATH; do test -z "$ac_dir" && ac_dir=. if test -f "$ac_dir/$ac_prog"; then ac_cv_path_LD="$ac_dir/$ac_prog" # 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 "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then test "$with_gnu_ld" != no && break else test "$with_gnu_ld" != yes && break fi fi done IFS="$ac_save_ifs"else ac_cv_path_LD="$LD" # Let the user override the test with a path.fi])LD="$ac_cv_path_LD"if test -n "$LD"; then AC_MSG_RESULT($LD)else AC_MSG_RESULT(no)fitest -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])AC_SUBST(LD)AC_PROG_LD_GNU])AC_DEFUN(AC_PROG_LD_GNU,[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld,[# I'd rather use --version here, but apparently some GNU ld's only accept -v.if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then ac_cv_prog_gnu_ld=yeselse ac_cv_prog_gnu_ld=nofi])])# AC_PROG_NM - find the path to a BSD-compatible name listerAC_DEFUN(AC_PROG_NM,[AC_MSG_CHECKING([for BSD-compatible nm])AC_CACHE_VAL(ac_cv_path_NM,[if test -n "$NM"; then # Let the user override the test. ac_cv_path_NM="$NM"else IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do test -z "$ac_dir" && ac_dir=. if test -f $ac_dir/nm; then # Check to see if the nm accepts a BSD-compat flag. # Adding the `sed 1q' prevents false positives on HP-UX, which says: # nm: unknown option "B" ignored if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then ac_cv_path_NM="$ac_dir/nm -B" break elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then ac_cv_path_NM="$ac_dir/nm -p" break else ac_cv_path_NM=${ac_cv_path_NM="$ac_dir/nm"} # keep the first match, but continue # so that we can try to find one that supports BSD flags fi fi done IFS="$ac_save_ifs" test -z "$ac_cv_path_NM" && ac_cv_path_NM=nmfi])NM="$ac_cv_path_NM"AC_MSG_RESULT([$NM])AC_SUBST(NM)])# AC_SYS_NM_PARSE - Check for command to grab the raw symbol name followed# by C symbol name from nm.AC_DEFUN(AC_SYS_NM_PARSE,[AC_REQUIRE([AC_CANONICAL_HOST])dnlAC_REQUIRE([AC_PROG_NM])dnl# Check for command to grab the raw symbol name followed by C symbol from nm.AC_MSG_CHECKING([command to parse $NM output])AC_CACHE_VAL(ac_cv_sys_global_symbol_pipe,[# These are sane defaults that work on at least a few old systems.# {They come from Ultrix. What could be older than Ultrix?!! ;)}changequote(,)dnl# Character class describing NM global symbol codes.ac_symcode='[BCDEGRST]'# Regexp to match symbols that can be accessed directly from C.ac_sympat='\([_A-Za-z][_A-Za-z0-9]*\)'# Transform the above into a raw symbol and a C symbol.ac_symxfrm='\1 \2\3 \3'# Transform an extracted symbol line into a proper C declarationac_global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"# Define system-specific variables.case "$host_os" inaix*) ac_symcode='[BCDT]' ;;cygwin* | mingw*) ac_symcode='[ABCDGISTW]' ;;hpux*) ac_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'" ;;
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