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@ -21,15 +21,18 @@
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## configuration script generated by Autoconf, you may include it under
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## the same distribution terms that you use for the rest of that program.
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# serial 24 AM_PROG_LIBTOOL
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# serial 29 AM_PROG_LIBTOOL
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AC_DEFUN(AM_PROG_LIBTOOL,
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[AC_REQUIRE([AM_ENABLE_SHARED])dnl
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AC_REQUIRE([AM_ENABLE_STATIC])dnl
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AC_REQUIRE([AC_CANONICAL_HOST])dnl
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AC_REQUIRE([AC_CANONICAL_BUILD])dnl
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AC_REQUIRE([AC_PROG_RANLIB])dnl
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AC_REQUIRE([AC_PROG_CC])dnl
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AC_REQUIRE([AM_PROG_LD])dnl
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AC_REQUIRE([AM_PROG_NM])dnl
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AC_REQUIRE([AM_SYS_NM_PARSE])dnl
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AC_REQUIRE([AM_SYS_SYMBOL_UNDERSCORE])dnl
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AC_REQUIRE([AC_PROG_LN_S])dnl
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dnl
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# Always use our own libtool.
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@ -68,16 +71,45 @@ case "$host" in
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*-*-sco3.2v5*)
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# On SCO OpenServer 5, we need -belf to get full-featured binaries.
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SAVE_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS -belf"
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AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
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[AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])])
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if test x"$lt_cv_cc_needs_belf" != x"yes"; then
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# this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
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CFLAGS="$SAVE_CFLAGS"
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fi
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;;
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*-*-cygwin32*)
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AM_SYS_LIBTOOL_CYGWIN32
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;;
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esac
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# enable the --disable-libtool-lock switch
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AC_ARG_ENABLE(libtool-lock,
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[ --disable-libtool-lock force libtool not to do file locking],
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need_locks=$enableval,
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need_locks=yes)
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if test x"$need_locks" = xno; then
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libtool_flags="$libtool_flags --disable-lock"
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fi
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# Actually configure libtool. ac_aux_dir is where install-sh is found.
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CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
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LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \
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${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig \
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DLLTOOL="$DLLTOOL" AS="$AS" \
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${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \
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$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \
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|| AC_MSG_ERROR([libtool configure failed])
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# Redirect the config.log output again, so that the ltconfig log is not
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# clobbered by the next message.
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exec 5>>./config.log
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])
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# AM_ENABLE_SHARED - implement the --enable-shared flag
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@ -88,10 +120,8 @@ AC_DEFUN(AM_ENABLE_SHARED,
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[define([AM_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
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AC_ARG_ENABLE(shared,
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changequote(<<, >>)dnl
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<< --enable-shared build shared libraries [default=>>AM_ENABLE_SHARED_DEFAULT]
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<< --enable-shared[=PKGS] build shared libraries [default=>>AM_ENABLE_SHARED_DEFAULT],
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changequote([, ])dnl
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[ --enable-shared=PKGS only build shared libraries if the current package
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appears as an element in the PKGS list],
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[p=${PACKAGE-default}
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case "$enableval" in
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yes) enable_shared=yes ;;
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@ -127,10 +157,8 @@ AC_DEFUN(AM_ENABLE_STATIC,
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[define([AM_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
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AC_ARG_ENABLE(static,
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changequote(<<, >>)dnl
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<< --enable-static build static libraries [default=>>AM_ENABLE_STATIC_DEFAULT]
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<< --enable-static[=PKGS] build static libraries [default=>>AM_ENABLE_STATIC_DEFAULT],
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changequote([, ])dnl
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[ --enable-static=PKGS only build shared libraries if the current package
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appears as an element in the PKGS list],
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[p=${PACKAGE-default}
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case "$enableval" in
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yes) enable_static=yes ;;
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@ -156,17 +184,59 @@ AC_DEFUN(AM_PROG_LD,
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[AC_ARG_WITH(gnu-ld,
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[ --with-gnu-ld assume the C compiler uses GNU ld [default=no]],
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test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
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AC_REQUIRE([AC_PROG_CC])
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AC_REQUIRE([AC_PROG_CC])dnl
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AC_REQUIRE([AC_CANONICAL_HOST])dnl
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AC_REQUIRE([AC_CANONICAL_BUILD])dnl
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ac_prog=ld
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if test "$ac_cv_prog_gcc" = yes; then
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# Check if gcc -print-prog-name=ld gives a path.
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AC_MSG_CHECKING([for ld used by GCC])
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ac_prog=`($CC -print-prog-name=ld) 2>&5`
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case "$ac_prog" in
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# Accept absolute paths.
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/* | [A-Za-z]:\\*)
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test -z "$LD" && LD="$ac_prog"
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;;
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# Accept absolute paths.
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changequote(,)dnl
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/* | [A-Za-z]:/*)
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# Canonicalize the path of ld
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re_direlt='/[^/][^/]*/\.\./'
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sub_uncdrive='s%^\([A-Za-z]\):/%//\1/%'
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changequote([,])dnl
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while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
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ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
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done
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case "$host_os" in
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cygwin*)
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# Convert to a UNC path for cygwin
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test -z "$LD" && LD=`echo X$ac_prog | $Xsed -e "$sub_uncdrive"`
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;;
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*)
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test -z "$LD" && LD="$ac_prog"
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;;
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esac
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;;
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##
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## FIXME: The code fails later on if we try to use an $LD with
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## '\\' path separators.
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##
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changequote(,)dnl
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[A-Za-z]:[\\]*)
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# Canonicalize the path of ld
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re_direlt='\\[^\\][^\\]*\\\.\.\(\\\)'
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sub_uncdrive='s%^\([A-Za-z]\):\\%//\1/%'
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changequote([,])dnl
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sub_uncdir='s%\\%/%g'
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while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
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ac_prog=`echo $ac_prog| sed "s%$re_direlt%\1%"`
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done
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case "$host_os" in
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cygwin*)
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# Convert to a UNC path for cygwin
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test -z "$LD" && LD=`echo X$ac_prog | sed -e 's%^X%%' -e "$sub_uncdrive" -e "$sub_uncdir"`
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;;
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*)
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test -z "$LD" && LD="$ac_prog"
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;;
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esac
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;;
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"")
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# If it fails, then pretend we aren't using GCC.
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ac_prog=ld
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@ -227,11 +297,10 @@ fi])
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AC_DEFUN(AM_PROG_NM,
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[AC_MSG_CHECKING([for BSD-compatible nm])
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AC_CACHE_VAL(ac_cv_path_NM,
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[case "$NM" in
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/* | [A-Za-z]:\\*)
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ac_cv_path_NM="$NM" # Let the user override the test with a path.
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;;
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*)
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[if test -n "$NM"; then
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# Let the user override the test.
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ac_cv_path_NM="$NM"
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else
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IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
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for ac_dir in /usr/ucb /usr/ccs/bin $PATH /bin; do
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test -z "$ac_dir" && ac_dir=.
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@ -251,9 +320,224 @@ AC_CACHE_VAL(ac_cv_path_NM,
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done
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IFS="$ac_save_ifs"
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test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm
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;;
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esac])
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fi])
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NM="$ac_cv_path_NM"
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AC_MSG_RESULT([$NM])
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AC_SUBST(NM)
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])
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# AM_SYS_NM_PARSE - Check for command ro grab the raw symbol name followed
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# by C symbol name from nm.
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AC_DEFUN(AM_SYS_NM_PARSE,
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[AC_REQUIRE([AC_CANONICAL_HOST])dnl
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AC_REQUIRE([AM_PROG_NM])dnl
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# Check for command to grab the raw symbol name followed by C symbol from nm.
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AC_MSG_CHECKING([command to parse $NM output])
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AC_CACHE_VAL(ac_cv_sys_global_symbol_pipe,
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[# These are sane defaults that work on at least a few old systems.
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# {They come from Ultrix. What could be older than Ultrix?!! ;)}
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changequote(,)dnl
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# Character class describing NM global symbol codes.
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ac_symcode='[BCDEGRSTU]'
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# Regexp to match symbols that can be accessed directly from C.
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ac_sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
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# Transform the above into a raw symbol and a C symbol.
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ac_symxfrm='\1 \1'
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# Define system-specific variables.
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case "$host_os" in
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aix*)
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ac_symcode='[BCDTU]'
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;;
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sunos* | cygwin32* | mingw32*)
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ac_sympat='_\([_A-Za-z][_A-Za-z0-9]*\)'
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ac_symxfrm='_\1 \1'
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;;
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irix*)
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# Cannot use undefined symbols on IRIX because inlined functions mess us up.
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ac_symcode='[BCDEGRST]'
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;;
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solaris*)
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ac_symcode='[BDTU]'
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;;
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esac
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# If we're using GNU nm, then use its standard symbol codes.
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if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
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ac_symcode='[ABCDGISTUW]'
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fi
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case "$host_os" in
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cygwin32* | mingw32*)
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# We do not want undefined symbols on cygwin32. The user must
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# arrange to define them via -l arguments.
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ac_symcode='[ABCDGISTW]'
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;;
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esac
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changequote([,])dnl
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# Write the raw and C identifiers.
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ac_cv_sys_global_symbol_pipe="sed -n -e 's/^.* $ac_symcode $ac_sympat$/$ac_symxfrm/p'"
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# Check to see that the pipe works correctly.
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ac_pipe_works=no
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cat > conftest.$ac_ext <<EOF
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#ifdef __cplusplus
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extern "C" {
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#endif
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char nm_test_var;
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void nm_test_func(){}
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#ifdef __cplusplus
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}
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#endif
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int main(){nm_test_var='a';nm_test_func;return 0;}
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EOF
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if AC_TRY_EVAL(ac_compile); then
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# Now try to grab the symbols.
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ac_nlist=conftest.nm
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if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then
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# Try sorting and uniquifying the output.
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if sort "$ac_nlist" | uniq > "$ac_nlist"T; then
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mv -f "$ac_nlist"T "$ac_nlist"
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ac_wcout=`wc "$ac_nlist" 2>/dev/null`
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changequote(,)dnl
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ac_count=`echo "X$ac_wcout" | sed -e 's,^X,,' -e 's/^[ ]*\([0-9][0-9]*\).*$/\1/'`
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changequote([,])dnl
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(test "$ac_count" -ge 0) 2>/dev/null || ac_count=-1
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else
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rm -f "$ac_nlist"T
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ac_count=-1
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fi
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# Make sure that we snagged all the symbols we need.
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if egrep ' nm_test_var$' "$ac_nlist" >/dev/null; then
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if egrep ' nm_test_func$' "$ac_nlist" >/dev/null; then
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cat <<EOF > conftest.c
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#ifdef __cplusplus
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extern "C" {
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#endif
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EOF
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# Now generate the symbol file.
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sed 's/^.* \(.*\)$/extern char \1;/' < "$ac_nlist" >> conftest.c
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cat <<EOF >> conftest.c
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#if defined (__STDC__) && __STDC__
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# define __ptr_t void *
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#else
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# define __ptr_t char *
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#endif
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/* The number of symbols in dld_preloaded_symbols, -1 if unsorted. */
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int dld_preloaded_symbol_count = $ac_count;
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/* The mapping between symbol names and symbols. */
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struct {
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char *name;
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|
__ptr_t address;
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}
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|
|
changequote(,)dnl
|
|
|
|
|
dld_preloaded_symbols[] =
|
|
|
|
|
changequote([,])dnl
|
|
|
|
|
{
|
|
|
|
|
EOF
|
|
|
|
|
sed 's/^\(.*\) \(.*\)$/ {"\1", (__ptr_t) \&\2},/' < "$ac_nlist" >> conftest.c
|
|
|
|
|
cat <<\EOF >> conftest.c
|
|
|
|
|
{0, (__ptr_t) 0}
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
#ifdef __cplusplus
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
EOF
|
|
|
|
|
# Now try linking the two files.
|
|
|
|
|
mv conftest.$ac_objext conftestm.$ac_objext
|
|
|
|
|
ac_save_LIBS="$LIBS"
|
|
|
|
|
ac_save_CFLAGS="$CFLAGS"
|
|
|
|
|
LIBS="conftestm.$ac_objext"
|
|
|
|
|
CFLAGS="$CFLAGS$no_builtin_flag"
|
|
|
|
|
if AC_TRY_EVAL(ac_link) && test -s conftest; then
|
|
|
|
|
ac_pipe_works=yes
|
|
|
|
|
else
|
|
|
|
|
echo "configure: failed program was:" >&AC_FD_CC
|
|
|
|
|
cat conftest.c >&AC_FD_CC
|
|
|
|
|
fi
|
|
|
|
|
LIBS="$ac_save_LIBS"
|
|
|
|
|
CFLAGS="$ac_save_CFLAGS"
|
|
|
|
|
else
|
|
|
|
|
echo "cannot find nm_test_func in $ac_nlist" >&AC_FD_CC
|
|
|
|
|
fi
|
|
|
|
|
else
|
|
|
|
|
echo "cannot find nm_test_var in $ac_nlist" >&AC_FD_CC
|
|
|
|
|
fi
|
|
|
|
|
else
|
|
|
|
|
echo "cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC
|
|
|
|
|
fi
|
|
|
|
|
else
|
|
|
|
|
echo "$progname: failed program was:" >&AC_FD_CC
|
|
|
|
|
cat conftest.c >&AC_FD_CC
|
|
|
|
|
fi
|
|
|
|
|
rm -rf conftest*
|
|
|
|
|
|
|
|
|
|
# Do not use the global_symbol_pipe unless it works.
|
|
|
|
|
test "$ac_pipe_works" = yes || ac_cv_sys_global_symbol_pipe=
|
|
|
|
|
])
|
|
|
|
|
|
|
|
|
|
ac_result=yes
|
|
|
|
|
if test -z "$ac_cv_sys_global_symbol_pipe"; then
|
|
|
|
|
ac_result=no
|
|
|
|
|
fi
|
|
|
|
|
AC_MSG_RESULT($ac_result)
|
|
|
|
|
])
|
|
|
|
|
|
|
|
|
|
# AM_SYS_LIBTOOL_CYGWIN32 - find tools needed on cygwin32
|
|
|
|
|
AC_DEFUN(AM_SYS_LIBTOOL_CYGWIN32,
|
|
|
|
|
[AC_CHECK_TOOL(DLLTOOL, dlltool, false)
|
|
|
|
|
AC_CHECK_TOOL(AS, as, false)
|
|
|
|
|
])
|
|
|
|
|
|
|
|
|
|
# AM_SYS_SYMBOL_UNDERSCORE - does the compiler prefix global symbols
|
|
|
|
|
# with an underscore?
|
|
|
|
|
AC_DEFUN(AM_SYS_SYMBOL_UNDERSCORE,
|
|
|
|
|
[AC_REQUIRE([AM_PROG_NM])dnl
|
|
|
|
|
AC_REQUIRE([AM_SYS_NM_PARSE])dnl
|
|
|
|
|
AC_MSG_CHECKING([for _ prefix in compiled symbols])
|
|
|
|
|
AC_CACHE_VAL(ac_cv_sys_symbol_underscore,
|
|
|
|
|
[ac_cv_sys_symbol_underscore=no
|
|
|
|
|
cat > conftest.$ac_ext <<EOF
|
|
|
|
|
void nm_test_func(){}
|
|
|
|
|
int main(){nm_test_func;return 0;}
|
|
|
|
|
EOF
|
|
|
|
|
if AC_TRY_EVAL(ac_compile); then
|
|
|
|
|
# Now try to grab the symbols.
|
|
|
|
|
ac_nlist=conftest.nm
|
|
|
|
|
if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then
|
|
|
|
|
# See whether the symbols have a leading underscore.
|
|
|
|
|
if egrep '^_nm_test_func' "$ac_nlist" >/dev/null; then
|
|
|
|
|
ac_cv_sys_symbol_underscore=yes
|
|
|
|
|
else
|
|
|
|
|
if egrep '^nm_test_func ' "$ac_nlist" >/dev/null; then
|
|
|
|
|
:
|
|
|
|
|
else
|
|
|
|
|
echo "configure: cannot find nm_test_func in $ac_nlist" >&AC_FD_CC
|
|
|
|
|
fi
|
|
|
|
|
fi
|
|
|
|
|
else
|
|
|
|
|
echo "configure: cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC
|
|
|
|
|
fi
|
|
|
|
|
else
|
|
|
|
|
echo "configure: failed program was:" >&AC_FD_CC
|
|
|
|
|
cat conftest.c >&AC_FD_CC
|
|
|
|
|
fi
|
|
|
|
|
rm -rf conftest*
|
|
|
|
|
])
|
|
|
|
|
AC_MSG_RESULT($ac_cv_sys_symbol_underscore)
|
|
|
|
|
if test x$ac_cv_sys_symbol_underscore = xyes; then
|
|
|
|
|
AC_DEFINE(WITH_SYMBOL_UNDERSCORE,1,
|
|
|
|
|
[define if compiled symbols have a leading underscore])
|
|
|
|
|
fi
|
|
|
|
|
])
|
|
|
|
|
|
Manish Singh