X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Faclocal.m4;h=ecb2ae1aeef9446c67ac8068969d4f9b63910cfe;hb=513ba3abf1e431d36aaf65bc71102c4350788424;hp=50fb1f02616d7484b6b3692d8b8dd53c669dfdfa;hpb=2476848aafa495e6b9fee09cf15f451a3b5afb41;p=deliverable%2Fbinutils-gdb.git

diff --git a/gdb/aclocal.m4 b/gdb/aclocal.m4
index 50fb1f0261..ecb2ae1aee 100644
--- a/gdb/aclocal.m4
+++ b/gdb/aclocal.m4
@@ -1,537 +1,97 @@
-dnl written by Rob Savoye <rob@cygnus.com> for Cygnus Support
-dnl major rewriting for Tcl 7.5 by Don Libes <libes@nist.gov>
-
-sinclude(../bfd/aclocal.m4)
-
-dnl CY_AC_PATH_TCLCONFIG and CY_AC_LOAD_TCLCONFIG should be invoked
-dnl (in that order) before any other TCL macros.  Similarly for TK.
-
-dnl CYGNUS LOCAL: This gets the right posix flag for gcc
-AC_DEFUN(CY_AC_TCL_LYNX_POSIX,
-[AC_REQUIRE([AC_PROG_CC])AC_REQUIRE([AC_PROG_CPP])
-AC_MSG_CHECKING([if running LynxOS])
-AC_CACHE_VAL(ac_cv_os_lynx,
-[AC_EGREP_CPP(yes,
-[/*
- * The old Lynx "cc" only defines "Lynx", but the newer one uses "__Lynx__"
- */
-#if defined(__Lynx__) || defined(Lynx)
-yes
-#endif
-], ac_cv_os_lynx=yes, ac_cv_os_lynx=no)])
-#
-if test "$ac_cv_os_lynx" = "yes" ; then
-  AC_MSG_RESULT(yes)
-  AC_DEFINE(LYNX)
-  AC_MSG_CHECKING([whether -mposix or -X is available])
-  AC_CACHE_VAL(ac_cv_c_posix_flag,
-  [AC_TRY_COMPILE(,[
-  /*
-   * This flag varies depending on how old the compiler is.
-   * -X is for the old "cc" and "gcc" (based on 1.42).
-   * -mposix is for the new gcc (at least 2.5.8).
-   */
-  #if defined(__GNUC__) && __GNUC__ >= 2
-  choke me
-  #endif
-  ], ac_cv_c_posix_flag=" -mposix", ac_cv_c_posix_flag=" -X")])
-  CC="$CC $ac_cv_c_posix_flag"
-  AC_MSG_RESULT($ac_cv_c_posix_flag)
-  else
-  AC_MSG_RESULT(no)
-fi
-])
-
-#
-# Sometimes the native compiler is a bogus stub for gcc or /usr/ucb/cc. This
-# makes configure think it's cross compiling. If --target wasn't used, then
-# we can't configure, so something is wrong. We don't use the cache
-# here cause if somebody fixes their compiler install, we want this to work.
-AC_DEFUN(CY_AC_C_WORKS,
-[# If we cannot compile and link a trivial program, we can't expect anything to work
-AC_MSG_CHECKING(whether the compiler ($CC) actually works)
-AC_TRY_COMPILE(, [/* don't need anything here */],
-        c_compiles=yes, c_compiles=no)
-
-AC_TRY_LINK(, [/* don't need anything here */],
-        c_links=yes, c_links=no)
-
-if test x"${c_compiles}" = x"no" ; then
-  AC_MSG_ERROR(the native compiler is broken and won't compile.)
-fi
-
-if test x"${c_links}" = x"no" ; then
-  AC_MSG_ERROR(the native compiler is broken and won't link.)
-fi
-AC_MSG_RESULT(yes)
-])
-
-AC_DEFUN(CY_AC_PATH_TCLH, [
-#
-# Ok, lets find the tcl source trees so we can use the headers
-# Warning: transition of version 9 to 10 will break this algorithm
-# because 10 sorts before 9. We also look for just tcl. We have to
-# be careful that we don't match stuff like tclX by accident.
-# the alternative search directory is involked by --with-tclinclude
-#
-
-no_tcl=true
-AC_MSG_CHECKING(for Tcl private headers. dir=${configdir})
-AC_ARG_WITH(tclinclude, [  --with-tclinclude       directory where tcl private headers are], with_tclinclude=${withval})
-AC_CACHE_VAL(ac_cv_c_tclh,[
-# first check to see if --with-tclinclude was specified
-if test x"${with_tclinclude}" != x ; then
-  if test -f ${with_tclinclude}/tclInt.h ; then
-    ac_cv_c_tclh=`(cd ${with_tclinclude}; pwd)`
-  elif test -f ${with_tclinclude}/generic/tclInt.h ; then
-    ac_cv_c_tclh=`(cd ${with_tclinclude}/generic; pwd)`
-  else
-    AC_MSG_ERROR([${with_tclinclude} directory doesn't contain private headers])
-  fi
-fi
-
-# next check if it came with Tcl configuration file
-if test x"${ac_cv_c_tclconfig}" = x ; then
-  if test -f $ac_cv_c_tclconfig/../generic/tclInt.h ; then
-    ac_cv_c_tclh=`(cd $ac_cv_c_tclconfig/..; pwd)`
-  fi
-fi
-
-# next check in private source directory
-#
-# since ls returns lowest version numbers first, reverse its output
-if test x"${ac_cv_c_tclh}" = x ; then
-  for i in \
-		${srcdir}/../tcl \
-		`ls -dr ${srcdir}/../tcl[[7-9]]* 2>/dev/null` \
-		${srcdir}/../../tcl \
-		`ls -dr ${srcdir}/../../tcl[[7-9]]* 2>/dev/null` \
-		${srcdir}/../../../tcl \
-		`ls -dr ${srcdir}/../../../tcl[[7-9]]* 2>/dev/null ` ; do
-    if test -f $i/generic/tclInt.h ; then
-      ac_cv_c_tclh=`(cd $i/generic; pwd)`
-      break
-    fi
-  done
-fi
-# finally check in a few common install locations
-#
-# since ls returns lowest version numbers first, reverse its output
-if test x"${ac_cv_c_tclh}" = x ; then
-  for i in \
-		`ls -dr /usr/local/src/tcl[[7-9]]* 2>/dev/null` \
-		`ls -dr /usr/local/lib/tcl[[7-9]]* 2>/dev/null` \
-		/usr/local/src/tcl \
-		/usr/local/lib/tcl \
-		${prefix}/include ; do
-    if test -f $i/generic/tclInt.h ; then
-      ac_cv_c_tclh=`(cd $i/generic; pwd)`
-      break
-    fi
-  done
-fi
-# see if one is installed
-if test x"${ac_cv_c_tclh}" = x ; then
-   AC_HEADER_CHECK(tclInt.h, ac_cv_c_tclh=installed, ac_cv_c_tclh="")
-fi
-])
-if test x"${ac_cv_c_tclh}" = x ; then
-  TCLHDIR="# no Tcl private headers found"
-  AC_MSG_ERROR([Can't find Tcl private headers])
-fi
-if test x"${ac_cv_c_tclh}" != x ; then
-  no_tcl=""
-  if test x"${ac_cv_c_tclh}" = x"installed" ; then
-    AC_MSG_RESULT([is installed])
-    TCLHDIR=""
-  else
-    AC_MSG_RESULT([found in ${ac_cv_c_tclh}])
-    # this hack is cause the TCLHDIR won't print if there is a "-I" in it.
-    TCLHDIR="-I${ac_cv_c_tclh}"
-  fi
-fi
-
-AC_SUBST(TCLHDIR)
-])
-
-
-AC_DEFUN(CY_AC_PATH_TCLCONFIG, [
-#
-# Ok, lets find the tcl configuration
-# First, look for one uninstalled.  
-# the alternative search directory is invoked by --with-tclconfig
-#
-
-if test x"${no_tcl}" = x ; then
-  # we reset no_tcl in case something fails here
-  no_tcl=true
-  AC_ARG_WITH(tclconfig, [  --with-tclconfig           directory containing tcl configuration (tclConfig.sh)],
-         with_tclconfig=${withval})
-  AC_MSG_CHECKING([for Tcl configuration])
-  AC_CACHE_VAL(ac_cv_c_tclconfig,[
-
-  # First check to see if --with-tclconfig was specified.
-  if test x"${with_tclconfig}" != x ; then
-    if test -f "${with_tclconfig}/tclConfig.sh" ; then
-      ac_cv_c_tclconfig=`(cd ${with_tclconfig}; pwd)`
-    else
-      AC_MSG_ERROR([${with_tclconfig} directory doesn't contain tclConfig.sh])
-    fi
-  fi
-
-  # then check for a private Tcl installation
-  if test x"${ac_cv_c_tclconfig}" = x ; then
-    for i in \
-		../tcl \
-		`ls -dr ../tcl[[7-9]]* 2>/dev/null` \
-		../../tcl \
-		`ls -dr ../../tcl[[7-9]]* 2>/dev/null` \
-		../../../tcl \
-		`ls -dr ../../../tcl[[7-9]]* 2>/dev/null` ; do
-      if test -f "$i/${configdir}/tclConfig.sh" ; then
-        ac_cv_c_tclconfig=`(cd $i/${configdir}; pwd)`
-	break
-      fi
-    done
-  fi
-  # check in a few common install locations
-  if test x"${ac_cv_c_tclconfig}" = x ; then
-    for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
-      if test -f "$i/tclConfig.sh" ; then
-        ac_cv_c_tclconfig=`(cd $i; pwd)`
-	break
-      fi
-    done
-  fi
-  # check in a few other private locations
-  if test x"${ac_cv_c_tclconfig}" = x ; then
-    for i in \
-		${srcdir}/../tcl \
-		`ls -dr ${srcdir}/../tcl[[7-9]]* 2>/dev/null` ; do
-      if test -f "$i/${configdir}/tclConfig.sh" ; then
-        ac_cv_c_tclconfig=`(cd $i/${configdir}; pwd)`
-	break
-      fi
-    done
-  fi
-  ])
-  if test x"${ac_cv_c_tclconfig}" = x ; then
-    TCLCONFIG="# no Tcl configs found"
-    AC_MSG_WARN(Can't find Tcl configuration definitions)
-  else
-    no_tcl=
-    TCLCONFIG=${ac_cv_c_tclconfig}/tclConfig.sh
-    AC_MSG_RESULT(found $TCLCONFIG)
-  fi
-fi
-])
-
-# Defined as a separate macro so we don't have to cache the values
-# from PATH_TCLCONFIG (because this can also be cached).
-AC_DEFUN(CY_AC_LOAD_TCLCONFIG, [
-    . $TCLCONFIG
-
-    AC_SUBST(TCL_VERSION)
-    AC_SUBST(TCL_MAJOR_VERSION)
-    AC_SUBST(TCL_MINOR_VERSION)
-    AC_SUBST(TCL_CC)
-    AC_SUBST(TCL_DEFS)
-
-dnl not used, don't export to save symbols
-dnl    AC_SUBST(TCL_LIB_FILE)
-
-dnl don't export, not used outside of configure
-dnl     AC_SUBST(TCL_LIBS)
-dnl not used, don't export to save symbols
-dnl    AC_SUBST(TCL_PREFIX)
-
-dnl not used, don't export to save symbols
-dnl    AC_SUBST(TCL_EXEC_PREFIX)
-
-    AC_SUBST(TCL_SHLIB_CFLAGS)
-    AC_SUBST(TCL_SHLIB_LD)
-dnl don't export, not used outside of configure
-    AC_SUBST(TCL_SHLIB_LD_LIBS)
-    AC_SUBST(TCL_SHLIB_SUFFIX)
-dnl not used, don't export to save symbols
-    AC_SUBST(TCL_DL_LIBS)
-    AC_SUBST(TCL_LD_FLAGS)
-dnl don't export, not used outside of configure
-    AC_SUBST(TCL_LD_SEARCH_FLAGS)
-    AC_SUBST(TCL_COMPAT_OBJS)
-    AC_SUBST(TCL_RANLIB)
-    AC_SUBST(TCL_BUILD_LIB_SPEC)
-    AC_SUBST(TCL_LIB_SPEC)
-    AC_SUBST(TCL_LIB_VERSIONS_OK)
-
-dnl not used, don't export to save symbols
-dnl    AC_SUBST(TCL_SHARED_LIB_SUFFIX)
-
-dnl not used, don't export to save symbols
-dnl    AC_SUBST(TCL_UNSHARED_LIB_SUFFIX)
-])
-
-# Warning: Tk definitions are very similar to Tcl definitions but
-# are not precisely the same.  There are a couple of differences,
-# so don't do changes to Tcl thinking you can cut and paste it do 
-# the Tk differences and later simply substitute "Tk" for "Tcl".
-# Known differences:
-#  - Acceptable Tcl major version #s is 7-9 while Tk is 4-9
-#  - Searching for Tcl includes looking for tclInt.h, Tk looks for tk.h
-#  - Computing major/minor versions is different because Tk depends on
-#    headers to Tcl, Tk, and X.
-#  - Symbols in tkConfig.sh are different than tclConfig.sh
-#  - Acceptable for Tk to be missing but not Tcl.
-
-AC_DEFUN(CY_AC_PATH_TKH, [
-#
-# Ok, lets find the tk source trees so we can use the headers
-# If the directory (presumably symlink) named "tk" exists, use that one
-# in preference to any others.  Same logic is used when choosing library
-# and again with Tcl. The search order is the best place to look first, then in
-# decreasing significance. The loop breaks if the trigger file is found.
-# Note the gross little conversion here of srcdir by cd'ing to the found
-# directory. This converts the path from a relative to an absolute, so
-# recursive cache variables for the path will work right. We check all
-# the possible paths in one loop rather than many seperate loops to speed
-# things up.
-# the alternative search directory is involked by --with-tkinclude
-#
-no_tk=true
-AC_MSG_CHECKING(for Tk private headers)
-AC_ARG_WITH(tkinclude, [  --with-tkinclude       directory where tk private headers are], with_tkinclude=${withval})
-AC_CACHE_VAL(ac_cv_c_tkh,[
-# first check to see if --with-tkinclude was specified
-if test x"${with_tkinclude}" != x ; then
-  if test -f ${with_tkinclude}/tk.h ; then
-    ac_cv_c_tkh=`(cd ${with_tkinclude}; pwd)`
-  elif test -f ${with_tkinclude}/generic/tk.h ; then
-    ac_cv_c_tkh=`(cd ${with_tkinclude}/generic; pwd)`
-  else
-    AC_MSG_ERROR([${with_tkinclude} directory doesn't contain private headers])
-  fi
-fi
-
-# next check if it came with Tk configuration file
-if test x"${ac_cv_c_tkconfig}" = x ; then
-  if test -f $ac_cv_c_tkconfig/../generic/tk.h ; then
-    ac_cv_c_tkh=`(cd $ac_cv_c_tkconfig/..; pwd)`
-  fi
-fi
-
-# next check in private source directory
-#
-# since ls returns lowest version numbers first, reverse its output
-if test x"${ac_cv_c_tkh}" = x ; then
-  for i in \
-		${srcdir}/../tk \
-		`ls -dr ${srcdir}/../tk[[4-9]]* 2>/dev/null` \
-		${srcdir}/../../tk \
-		`ls -dr ${srcdir}/../../tk[[4-9]]* 2>/dev/null` \
-		${srcdir}/../../../tk \
-		`ls -dr ${srcdir}/../../../tk[[4-9]]* 2>/dev/null ` ; do
-    if test -f $i/generic/tk.h ; then
-      ac_cv_c_tkh=`(cd $i/generic; pwd)`
-      break
-    fi
-  done
-fi
-# finally check in a few common install locations
-#
-# since ls returns lowest version numbers first, reverse its output
-if test x"${ac_cv_c_tkh}" = x ; then
-  for i in \
-		`ls -dr /usr/local/src/tk[[4-9]]* 2>/dev/null` \
-		`ls -dr /usr/local/lib/tk[[4-9]]* 2>/dev/null` \
-		/usr/local/src/tk \
-		/usr/local/lib/tk \
-		${prefix}/include ; do
-    if test -f $i/generic/tk.h ; then
-      ac_cv_c_tkh=`(cd $i/generic; pwd)`
-      break
-    fi
-  done
-fi
-# see if one is installed
-if test x"${ac_cv_c_tkh}" = x ; then
-   AC_HEADER_CHECK(tk.h, ac_cv_c_tkh=installed, ac_cv_c_tkh="")
-fi
-])
-if test x"${ac_cv_c_tkh}" != x ; then
-  no_tk=""
-  if test x"${ac_cv_c_tkh}" = x"installed" ; then
-    AC_MSG_RESULT([is installed])
-    TKHDIR=""
-  else
-    AC_MSG_RESULT([found in ${ac_cv_c_tkh}])
-    # this hack is cause the TKHDIR won't print if there is a "-I" in it.
-    TKHDIR="-I${ac_cv_c_tkh}"
-  fi
+# generated automatically by aclocal 1.9.2 -*- Autoconf -*-
+
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
+# 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.
+
+# AM_CONDITIONAL                                              -*- Autoconf -*-
+
+# Copyright (C) 1997, 2000, 2001, 2003, 2004 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
+# serial 6
+
+# AM_CONDITIONAL(NAME, SHELL-CONDITION)
+# -------------------------------------
+# Define a conditional.
+AC_DEFUN([AM_CONDITIONAL],
+[AC_PREREQ(2.52)dnl
+ ifelse([$1], [TRUE],  [AC_FATAL([$0: invalid condition: $1])],
+	[$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl
+AC_SUBST([$1_TRUE])
+AC_SUBST([$1_FALSE])
+if $2; then
+  $1_TRUE=
+  $1_FALSE='#'
 else
-  TKHDIR="# no Tk directory found"
-  AC_MSG_WARN([Can't find Tk private headers])
-  no_tk=true
-fi
-
-AC_SUBST(TKHDIR)
-])
-
-
-AC_DEFUN(CY_AC_PATH_TKCONFIG, [
-#
-# Ok, lets find the tk configuration
-# First, look for one uninstalled.  
-# the alternative search directory is invoked by --with-tkconfig
-#
-
-if test x"${no_tk}" = x ; then
-  # we reset no_tk in case something fails here
-  no_tk=true
-  AC_ARG_WITH(tkconfig, [  --with-tkconfig           directory containing tk configuration (tkConfig.sh)],
-         with_tkconfig=${withval})
-  AC_MSG_CHECKING([for Tk configuration])
-  AC_CACHE_VAL(ac_cv_c_tkconfig,[
-
-  # First check to see if --with-tkconfig was specified.
-  if test x"${with_tkconfig}" != x ; then
-    if test -f "${with_tkconfig}/tkConfig.sh" ; then
-      ac_cv_c_tkconfig=`(cd ${with_tkconfig}; pwd)`
-    else
-      AC_MSG_ERROR([${with_tkconfig} directory doesn't contain tkConfig.sh])
-    fi
-  fi
-
-  # then check for a private Tk library
-  if test x"${ac_cv_c_tkconfig}" = x ; then
-    for i in \
-		../tk \
-		`ls -dr ../tk[[4-9]]* 2>/dev/null` \
-		../../tk \
-		`ls -dr ../../tk[[4-9]]* 2>/dev/null` \
-		../../../tk \
-		`ls -dr ../../../tk[[4-9]]* 2>/dev/null` ; do
-      if test -f "$i/${configdir}/tkConfig.sh" ; then
-        ac_cv_c_tkconfig=`(cd $i/${configdir}; pwd)`
-	break
-      fi
-    done
-  fi
-  # check in a few common install locations
-  if test x"${ac_cv_c_tkconfig}" = x ; then
-    for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
-      if test -f "$i/tkConfig.sh" ; then
-        ac_cv_c_tkconfig=`(cd $i; pwd)`
-	break
-      fi
-    done
-  fi
-  # check in a few other private locations
-  if test x"${ac_cv_c_tkconfig}" = x ; then
-    for i in \
-		${srcdir}/../tk \
-		`ls -dr ${srcdir}/../tk[[4-9]]* 2>/dev/null` ; do
-      if test -f "$i/${configdir}/tkConfig.sh" ; then
-        ac_cv_c_tkconfig=`(cd $i/${configdir}; pwd)`
-	break
-      fi
-    done
-  fi
-  ])
-  if test x"${ac_cv_c_tkconfig}" = x ; then
-    TKCONFIG="# no Tk configs found"
-    AC_MSG_WARN(Can't find Tk configuration definitions)
-  else
-    no_tk=
-    TKCONFIG=${ac_cv_c_tkconfig}/tkConfig.sh
-    AC_MSG_RESULT(found $TKCONFIG)
-  fi
-fi
-
-])
-
-# Defined as a separate macro so we don't have to cache the values
-# from PATH_TKCONFIG (because this can also be cached).
-AC_DEFUN(CY_AC_LOAD_TKCONFIG, [
-    if test -f "$TKCONFIG" ; then
-      . $TKCONFIG
-    fi
-
-    AC_SUBST(TK_VERSION)
-dnl not actually used, don't export to save symbols
-dnl    AC_SUBST(TK_MAJOR_VERSION)
-dnl    AC_SUBST(TK_MINOR_VERSION)
-    AC_SUBST(TK_DEFS)
-
-dnl not used, don't export to save symbols
-    dnl AC_SUBST(TK_LIB_FILE)
-
-dnl not used outside of configure
-dnl    AC_SUBST(TK_LIBS)
-dnl not used, don't export to save symbols
-dnl    AC_SUBST(TK_PREFIX)
-
-dnl not used, don't export to save symbols
-dnl    AC_SUBST(TK_EXEC_PREFIX)
-
-    AC_SUBST(TK_XINCLUDES)
-    AC_SUBST(TK_XLIBSW)
-    AC_SUBST(TK_BUILD_LIB_SPEC)
-    AC_SUBST(TK_LIB_SPEC)
-])
-
-
-# check for Itcl headers. 
-
-AC_DEFUN(CY_AC_PATH_ITCLH, [
-AC_MSG_CHECKING(for Itcl private headers. srcdir=${srcdir})
-if test x"${ac_cv_c_itclh}" = x ; then
-  for i in ${srcdir}/../itcl ${srcdir}/../../itcl ${srcdir}/../../../itcl ; do
-    if test -f $i/src/itcl.h ; then
-      ac_cv_c_itclh=`(cd $i/src; pwd)`
-      break
-    fi
-  done
-fi
-if test x"${ac_cv_c_itclh}" = x ; then
-  ITCLHDIR="# no Itcl private headers found"
-  AC_MSG_ERROR([Can't find Itcl private headers])
-fi
-if test x"${ac_cv_c_itclh}" != x ; then
-     ITCLHDIR="-I${ac_cv_c_itclh}"
-fi
-# should always be here
-     ITCLLIB="../itcl/src/libitcl.a"
-AC_SUBST(ITCLHDIR)
-AC_SUBST(ITCLLIB)
-])
-
-# check for Tix headers. 
-
-AC_DEFUN(CY_AC_PATH_TIX, [
-AC_MSG_CHECKING(for Tix private headers. srcdir=${srcdir})
-if test x"${ac_cv_c_tixh}" = x ; then
-  for i in ${srcdir}/../tix ${srcdir}/../../tix ${srcdir}/../../../tix ; do
-    if test -f $i/generic/tix.h ; then
-      ac_cv_c_tixh=`(cd $i/generic; pwd)`
-      break
-    fi
-  done
-fi
-if test x"${ac_cv_c_tixh}" = x ; then
-  TIXHDIR="# no Tix private headers found"
-  AC_MSG_ERROR([Can't find Tix private headers])
-fi
-if test x"${ac_cv_c_tixh}" != x ; then
-     TIXHDIR="-I${ac_cv_c_tixh}"
-fi
-# need to do better than this...
-case "${host}" in
-*-*-cygwin32*)
-  TIXLIB="../tix/win/tk4.2/libtix4.1.7.6.a" ;;
-*)
-  TIXLIB="../tix/unix/tk4.2/libtix4.1.7.6.a" ;;
-esac 
-AC_SUBST(TIXHDIR)
-AC_SUBST(TIXLIB)
-])
-
+  $1_TRUE='#'
+  $1_FALSE=
+fi
+AC_CONFIG_COMMANDS_PRE(
+[if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then
+  AC_MSG_ERROR([[conditional "$1" was never defined.
+Usually this means the macro was only invoked conditionally.]])
+fi])])
+
+# Add --enable-maintainer-mode option to configure.
+# From Jim Meyering
+
+# Copyright (C) 1996, 1998, 2000, 2001, 2002, 2003, 2004
+# Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
+# serial 3
+
+AC_DEFUN([AM_MAINTAINER_MODE],
+[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
+  dnl maintainer-mode is disabled by default
+  AC_ARG_ENABLE(maintainer-mode,
+[  --enable-maintainer-mode  enable make rules and dependencies not useful
+			  (and sometimes confusing) to the casual installer],
+      USE_MAINTAINER_MODE=$enableval,
+      USE_MAINTAINER_MODE=no)
+  AC_MSG_RESULT([$USE_MAINTAINER_MODE])
+  AM_CONDITIONAL(MAINTAINER_MODE, [test $USE_MAINTAINER_MODE = yes])
+  MAINT=$MAINTAINER_MODE_TRUE
+  AC_SUBST(MAINT)dnl
+]
+)
+
+AU_DEFUN([jm_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
+
+m4_include([acinclude.m4])