autogen'ed files update

INSTALL

@@ -1,7 +1,7 @@
 Installation Instructions
 *************************
 
-Copyright (C) 1994-1996, 1999-2002, 2004-2013 Free Software Foundation,
+Copyright (C) 1994-1996, 1999-2002, 2004-2011 Free Software Foundation,
 Inc.
 
    Copying and distribution of this file, with or without modification,
@@ -309,10 +309,9 @@ causes the specified `gcc' to be used as the C compiler (unless it is
 overridden in the site shell script).
 
 Unfortunately, this technique does not work for `CONFIG_SHELL' due to
-an Autoconf limitation.  Until the limitation is lifted, you can use
+an Autoconf bug.  Until the bug is fixed you can use this workaround:
-this workaround:
 
-     CONFIG_SHELL=/bin/bash ./configure CONFIG_SHELL=/bin/bash
+     CONFIG_SHELL=/bin/bash /bin/bash ./configure CONFIG_SHELL=/bin/bash
 
 `configure' Invocation
 ======================
@@ -368,3 +367,4 @@ operates.
 
 `configure' also accepts some other, not widely useful, options.  Run
 `configure --help' for more details.
+

build-aux/ar-lib

@@ -4,7 +4,7 @@
 me=ar-lib
 scriptversion=2012-03-01.08; # UTC
 
-# Copyright (C) 2010-2013 Free Software Foundation, Inc.
+# Copyright (C) 2010, 2012 Free Software Foundation, Inc.
 # Written by Peter Rosin <peda@lysator.liu.se>.
 #
 # This program is free software; you can redistribute it and/or modify

build-aux/compile

@@ -1,9 +1,10 @@
 #! /bin/sh
 # Wrapper for compilers which do not understand '-c -o'.
 
-scriptversion=2012-10-14.11; # UTC
+scriptversion=2012-03-05.13; # UTC
 
-# Copyright (C) 1999-2013 Free Software Foundation, Inc.
+# Copyright (C) 1999, 2000, 2003, 2004, 2005, 2009, 2010, 2012 Free
+# Software Foundation, Inc.
 # Written by Tom Tromey <tromey@cygnus.com>.
 #
 # This program is free software; you can redistribute it and/or modify
@@ -112,11 +113,6 @@ func_cl_dashl ()
       lib=$dir/$lib.lib
       break
     fi
-    if test -f "$dir/lib$lib.a"; then
-      found=yes
-      lib=$dir/lib$lib.a
-      break
-    fi
   done
   IFS=$save_IFS
 

build-aux/depcomp

@@ -1,9 +1,10 @@
 #! /bin/sh
 # depcomp - compile a program generating dependencies as side-effects
 
-scriptversion=2012-10-18.11; # UTC
+scriptversion=2012-03-27.16; # UTC
 
-# Copyright (C) 1999-2013 Free Software Foundation, Inc.
+# Copyright (C) 1999, 2000, 2003, 2004, 2005, 2006, 2007, 2009, 2010,
+# 2011, 2012 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
@@ -56,65 +57,11 @@ EOF
     ;;
 esac
 
-# Get the directory component of the given path, and save it in the
-# global variables '$dir'.  Note that this directory component will
-# be either empty or ending with a '/' character.  This is deliberate.
-set_dir_from ()
-{
-  case $1 in
-    */*) dir=`echo "$1" | sed -e 's|/[^/]*$|/|'`;;
-      *) dir=;;
-  esac
-}
-
-# Get the suffix-stripped basename of the given path, and save it the
-# global variable '$base'.
-set_base_from ()
-{
-  base=`echo "$1" | sed -e 's|^.*/||' -e 's/\.[^.]*$//'`
-}
-
-# If no dependency file was actually created by the compiler invocation,
-# we still have to create a dummy depfile, to avoid errors with the
-# Makefile "include basename.Plo" scheme.
-make_dummy_depfile ()
-{
-  echo "#dummy" > "$depfile"
-}
-
-# Factor out some common post-processing of the generated depfile.
-# Requires the auxiliary global variable '$tmpdepfile' to be set.
-aix_post_process_depfile ()
-{
-  # If the compiler actually managed to produce a dependency file,
-  # post-process it.
-  if test -f "$tmpdepfile"; then
-    # Each line is of the form 'foo.o: dependency.h'.
-    # Do two passes, one to just change these to
-    #   $object: dependency.h
-    # and one to simply output
-    #   dependency.h:
-    # which is needed to avoid the deleted-header problem.
-    { sed -e "s,^.*\.[$lower]*:,$object:," < "$tmpdepfile"
-      sed -e "s,^.*\.[$lower]*:[$tab ]*,," -e 's,$,:,' < "$tmpdepfile"
-    } > "$depfile"
-    rm -f "$tmpdepfile"
-  else
-    make_dummy_depfile
-  fi
-}
-
 # A tabulation character.
 tab='	'
 # A newline character.
 nl='
 '
-# Character ranges might be problematic outside the C locale.
-# These definitions help.
-upper=ABCDEFGHIJKLMNOPQRSTUVWXYZ
-lower=abcdefghijklmnopqrstuvwxyz
-digits=0123456789
-alpha=${upper}${lower}
 
 if test -z "$depmode" || test -z "$source" || test -z "$object"; then
   echo "depcomp: Variables source, object and depmode must be set" 1>&2
@@ -128,9 +75,6 @@ tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`}
 
 rm -f "$tmpdepfile"
 
-# Avoid interferences from the environment.
-gccflag= dashmflag=
-
 # Some modes work just like other modes, but use different flags.  We
 # parameterize here, but still list the modes in the big case below,
 # to make depend.m4 easier to write.  Note that we *cannot* use a case
@@ -165,7 +109,7 @@ if test "$depmode" = msvc7msys; then
 fi
 
 if test "$depmode" = xlc; then
-  # IBM C/C++ Compilers xlc/xlC can output gcc-like dependency information.
+   # IBM C/C++ Compilers xlc/xlC can output gcc-like dependency informations.
    gccflag=-qmakedep=gcc,-MF
    depmode=gcc
 fi
@@ -190,7 +134,8 @@ gcc3)
   done
   "$@"
   stat=$?
-  if test $stat -ne 0; then
+  if test $stat -eq 0; then :
+  else
     rm -f "$tmpdepfile"
     exit $stat
   fi
@@ -198,17 +143,13 @@ gcc3)
   ;;
 
 gcc)
-## Note that this doesn't just cater to obsosete pre-3.x GCC compilers.
-## but also to in-use compilers like IMB xlc/xlC and the HP C compiler.
-## (see the conditional assignment to $gccflag above).
 ## There are various ways to get dependency output from gcc.  Here's
 ## why we pick this rather obscure method:
 ## - Don't want to use -MD because we'd like the dependencies to end
 ##   up in a subdir.  Having to rename by hand is ugly.
 ##   (We might end up doing this anyway to support other compilers.)
 ## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like
-##   -MM, not -M (despite what the docs say).  Also, it might not be
+##   -MM, not -M (despite what the docs say).
-##   supported by the other compilers which use the 'gcc' depmode.
 ## - Using -M directly means running the compiler twice (even worse
 ##   than renaming).
   if test -z "$gccflag"; then
@@ -216,14 +157,15 @@ gcc)
   fi
   "$@" -Wp,"$gccflag$tmpdepfile"
   stat=$?
-  if test $stat -ne 0; then
+  if test $stat -eq 0; then :
+  else
     rm -f "$tmpdepfile"
     exit $stat
   fi
   rm -f "$depfile"
   echo "$object : \\" > "$depfile"
-  # The second -e expression handles DOS-style file names with drive
+  alpha=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
-  # letters.
+## The second -e expression handles DOS-style file names with drive letters.
   sed -e 's/^[^:]*: / /' \
       -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile"
 ## This next piece of magic avoids the "deleted header file" problem.
@@ -232,14 +174,14 @@ gcc)
 ## typically no way to rebuild the header).  We avoid this by adding
 ## dummy dependencies for each header file.  Too bad gcc doesn't do
 ## this for us directly.
+  tr ' ' "$nl" < "$tmpdepfile" |
 ## Some versions of gcc put a space before the ':'.  On the theory
 ## that the space means something, we add a space to the output as
 ## well.  hp depmode also adds that space, but also prefixes the VPATH
 ## to the object.  Take care to not repeat it in the output.
 ## Some versions of the HPUX 10.20 sed can't process this invocation
 ## correctly.  Breaking it into two sed invocations is a workaround.
-  tr ' ' "$nl" < "$tmpdepfile" \
+    sed -e 's/^\\$//' -e '/^$/d' -e "s|.*$object$||" -e '/:$/d' \
-    | sed -e 's/^\\$//' -e '/^$/d' -e "s|.*$object$||" -e '/:$/d' \
       | sed -e 's/$/ :/' >> "$depfile"
   rm -f "$tmpdepfile"
   ;;
@@ -258,7 +200,8 @@ sgi)
     "$@" -MDupdate "$tmpdepfile"
   fi
   stat=$?
-  if test $stat -ne 0; then
+  if test $stat -eq 0; then :
+  else
     rm -f "$tmpdepfile"
     exit $stat
   fi
@@ -266,6 +209,7 @@ sgi)
 
   if test -f "$tmpdepfile"; then  # yes, the sourcefile depend on other files
     echo "$object : \\" > "$depfile"
+
     # Clip off the initial element (the dependent).  Don't try to be
     # clever and replace this with sed code, as IRIX sed won't handle
     # lines with more than a fixed number of characters (4096 in
@@ -273,15 +217,19 @@ sgi)
     # the IRIX cc adds comments like '#:fec' to the end of the
     # dependency line.
     tr ' ' "$nl" < "$tmpdepfile" \
-      | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' \
+    | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \
-      | tr "$nl" ' ' >> "$depfile"
+    tr "$nl" ' ' >> "$depfile"
     echo >> "$depfile"
+
     # The second pass generates a dummy entry for each header file.
     tr ' ' "$nl" < "$tmpdepfile" \
    | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \
    >> "$depfile"
   else
-    make_dummy_depfile
+    # The sourcefile does not contain any dependencies, so just
+    # store a dummy comment line, to avoid errors with the Makefile
+    # "include basename.Plo" scheme.
+    echo "#dummy" > "$depfile"
   fi
   rm -f "$tmpdepfile"
   ;;
@@ -299,8 +247,9 @@ aix)
   # current directory.  Also, the AIX compiler puts '$object:' at the
   # start of each line; $object doesn't have directory information.
   # Version 6 uses the directory in both cases.
-  set_dir_from "$object"
+  dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
-  set_base_from "$object"
+  test "x$dir" = "x$object" && dir=
+  base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
   if test "$libtool" = yes; then
     tmpdepfile1=$dir$base.u
     tmpdepfile2=$base.u
@@ -313,7 +262,9 @@ aix)
     "$@" -M
   fi
   stat=$?
-  if test $stat -ne 0; then
+
+  if test $stat -eq 0; then :
+  else
     rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
     exit $stat
   fi
@@ -322,113 +273,65 @@ aix)
   do
     test -f "$tmpdepfile" && break
   done
-  aix_post_process_depfile
+  if test -f "$tmpdepfile"; then
-  ;;
+    # Each line is of the form 'foo.o: dependent.h'.
-
+    # Do two passes, one to just change these to
-tcc)
+    # '$object: dependent.h' and one to simply 'dependent.h:'.
-  # tcc (Tiny C Compiler) understand '-MD -MF file' since version 0.9.26
+    sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
-  # FIXME: That version still under development at the moment of writing.
+    sed -e 's,^.*\.[a-z]*:['"$tab"' ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
-  #        Make that this statement remains true also for stable, released
+  else
-  #        versions.
+    # The sourcefile does not contain any dependencies, so just
-  # It will wrap lines (doesn't matter whether long or short) with a
+    # store a dummy comment line, to avoid errors with the Makefile
-  # trailing '\', as in:
+    # "include basename.Plo" scheme.
-  #
+    echo "#dummy" > "$depfile"
-  #   foo.o : \
-  #    foo.c \
-  #    foo.h \
-  #
-  # It will put a trailing '\' even on the last line, and will use leading
-  # spaces rather than leading tabs (at least since its commit 0394caf7
-  # "Emit spaces for -MD").
-  "$@" -MD -MF "$tmpdepfile"
-  stat=$?
-  if test $stat -ne 0; then
-    rm -f "$tmpdepfile"
-    exit $stat
   fi
-  rm -f "$depfile"
-  # Each non-empty line is of the form 'foo.o : \' or ' dep.h \'.
-  # We have to change lines of the first kind to '$object: \'.
-  sed -e "s|.*:|$object :|" < "$tmpdepfile" > "$depfile"
-  # And for each line of the second kind, we have to emit a 'dep.h:'
-  # dummy dependency, to avoid the deleted-header problem.
-  sed -n -e 's|^  *\(.*\) *\\$|\1:|p' < "$tmpdepfile" >> "$depfile"
   rm -f "$tmpdepfile"
   ;;
 
-## The order of this option in the case statement is important, since the
+icc)
-## shell code in configure will try each of these formats in the order
+  # Intel's C compiler anf tcc (Tiny C Compiler) understand '-MD -MF file'.
-## listed in this file.  A plain '-MD' option would be understood by many
+  # However on
-## compilers, so we must ensure this comes after the gcc and icc options.
+  #    $CC -MD -MF foo.d -c -o sub/foo.o sub/foo.c
-pgcc)
+  # ICC 7.0 will fill foo.d with something like
-  # Portland's C compiler understands '-MD'.
+  #    foo.o: sub/foo.c
-  # Will always output deps to 'file.d' where file is the root name of the
+  #    foo.o: sub/foo.h
-  # source file under compilation, even if file resides in a subdirectory.
+  # which is wrong.  We want
-  # The object file name does not affect the name of the '.d' file.
+  #    sub/foo.o: sub/foo.c
-  # pgcc 10.2 will output
+  #    sub/foo.o: sub/foo.h
+  #    sub/foo.c:
+  #    sub/foo.h:
+  # ICC 7.1 will output
   #    foo.o: sub/foo.c sub/foo.h
-  # and will wrap long lines using '\' :
+  # and will wrap long lines using '\':
   #    foo.o: sub/foo.c ... \
   #     sub/foo.h ... \
   #     ...
-  set_dir_from "$object"
+  # tcc 0.9.26 (FIXME still under development at the moment of writing)
-  # Use the source, not the object, to determine the base name, since
+  # will emit a similar output, but also prepend the continuation lines
-  # that's sadly what pgcc will do too.
+  # with horizontal tabulation characters.
-  set_base_from "$source"
+  "$@" -MD -MF "$tmpdepfile"
-  tmpdepfile=$base.d
-
-  # For projects that build the same source file twice into different object
-  # files, the pgcc approach of using the *source* file root name can cause
-  # problems in parallel builds.  Use a locking strategy to avoid stomping on
-  # the same $tmpdepfile.
-  lockdir=$base.d-lock
-  trap "
-    echo '$0: caught signal, cleaning up...' >&2
-    rmdir '$lockdir'
-    exit 1
-  " 1 2 13 15
-  numtries=100
-  i=$numtries
-  while test $i -gt 0; do
-    # mkdir is a portable test-and-set.
-    if mkdir "$lockdir" 2>/dev/null; then
-      # This process acquired the lock.
-      "$@" -MD
   stat=$?
-      # Release the lock.
+  if test $stat -eq 0; then :
-      rmdir "$lockdir"
-      break
   else
-      # If the lock is being held by a different process, wait
-      # until the winning process is done or we timeout.
-      while test -d "$lockdir" && test $i -gt 0; do
-        sleep 1
-        i=`expr $i - 1`
-      done
-    fi
-    i=`expr $i - 1`
-  done
-  trap - 1 2 13 15
-  if test $i -le 0; then
-    echo "$0: failed to acquire lock after $numtries attempts" >&2
-    echo "$0: check lockdir '$lockdir'" >&2
-    exit 1
-  fi
-
-  if test $stat -ne 0; then
     rm -f "$tmpdepfile"
     exit $stat
   fi
   rm -f "$depfile"
-  # Each line is of the form `foo.o: dependent.h',
+  # Each line is of the form 'foo.o: dependent.h',
-  # or `foo.o: dep1.h dep2.h \', or ` dep3.h dep4.h \'.
+  # or 'foo.o: dep1.h dep2.h \', or ' dep3.h dep4.h \'.
   # Do two passes, one to just change these to
-  # `$object: dependent.h' and one to simply `dependent.h:'.
+  # '$object: dependent.h' and one to simply 'dependent.h:'.
-  sed "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile"
+  sed -e "s/^[ $tab][ $tab]*/  /" -e "s,^[^:]*:,$object :," \
-  # Some versions of the HPUX 10.20 sed can't process this invocation
+    < "$tmpdepfile" > "$depfile"
-  # correctly.  Breaking it into two sed invocations is a workaround.
+  sed '
-  sed 's,^[^:]*: \(.*\)$,\1,;s/^\\$//;/^$/d;/:$/d' < "$tmpdepfile" \
+    s/[ '"$tab"'][ '"$tab"']*/ /g
-    | sed -e 's/$/ :/' >> "$depfile"
+    s/^ *//
+    s/ *\\*$//
+    s/^[^:]*: *//
+    /^$/d
+    /:$/d
+    s/$/ :/
+  ' < "$tmpdepfile" >> "$depfile"
   rm -f "$tmpdepfile"
   ;;
 
@@ -439,8 +342,9 @@ hp2)
   # 'foo.d', which lands next to the object file, wherever that
   # happens to be.
   # Much of this is similar to the tru64 case; see comments there.
-  set_dir_from  "$object"
+  dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
-  set_base_from "$object"
+  test "x$dir" = "x$object" && dir=
+  base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
   if test "$libtool" = yes; then
     tmpdepfile1=$dir$base.d
     tmpdepfile2=$dir.libs/$base.d
@@ -451,7 +355,8 @@ hp2)
     "$@" +Maked
   fi
   stat=$?
-  if test $stat -ne 0; then
+  if test $stat -eq 0; then :
+  else
      rm -f "$tmpdepfile1" "$tmpdepfile2"
      exit $stat
   fi
@@ -461,7 +366,7 @@ hp2)
     test -f "$tmpdepfile" && break
   done
   if test -f "$tmpdepfile"; then
-    sed -e "s,^.*\.[$lower]*:,$object:," "$tmpdepfile" > "$depfile"
+    sed -e "s,^.*\.[a-z]*:,$object:," "$tmpdepfile" > "$depfile"
     # Add 'dependent.h:' lines.
     sed -ne '2,${
 	       s/^ *//
@@ -470,7 +375,7 @@ hp2)
 	       p
 	     }' "$tmpdepfile" >> "$depfile"
   else
-    make_dummy_depfile
+    echo "#dummy" > "$depfile"
   fi
   rm -f "$tmpdepfile" "$tmpdepfile2"
   ;;
@@ -481,40 +386,55 @@ tru64)
    # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put
    # dependencies in 'foo.d' instead, so we check for that too.
    # Subdirectories are respected.
-  set_dir_from  "$object"
+   dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
-  set_base_from "$object"
+   test "x$dir" = "x$object" && dir=
+   base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
 
    if test "$libtool" = yes; then
-    # Libtool generates 2 separate objects for the 2 libraries.  These
+      # With Tru64 cc, shared objects can also be used to make a
-    # two compilations output dependencies in $dir.libs/$base.o.d and
+      # static library.  This mechanism is used in libtool 1.4 series to
+      # handle both shared and static libraries in a single compilation.
+      # With libtool 1.4, dependencies were output in $dir.libs/$base.lo.d.
+      #
+      # With libtool 1.5 this exception was removed, and libtool now
+      # generates 2 separate objects for the 2 libraries.  These two
+      # compilations output dependencies in $dir.libs/$base.o.d and
       # in $dir$base.o.d.  We have to check for both files, because
       # one of the two compilations can be disabled.  We should prefer
       # $dir$base.o.d over $dir.libs/$base.o.d because the latter is
       # automatically cleaned when .libs/ is deleted, while ignoring
       # the former would cause a distcleancheck panic.
-    tmpdepfile1=$dir$base.o.d          # libtool 1.5
+      tmpdepfile1=$dir.libs/$base.lo.d   # libtool 1.4
-    tmpdepfile2=$dir.libs/$base.o.d    # Likewise.
+      tmpdepfile2=$dir$base.o.d          # libtool 1.5
-    tmpdepfile3=$dir.libs/$base.d      # Compaq CCC V6.2-504
+      tmpdepfile3=$dir.libs/$base.o.d    # libtool 1.5
+      tmpdepfile4=$dir.libs/$base.d      # Compaq CCC V6.2-504
       "$@" -Wc,-MD
    else
-    tmpdepfile1=$dir$base.d
+      tmpdepfile1=$dir$base.o.d
       tmpdepfile2=$dir$base.d
       tmpdepfile3=$dir$base.d
+      tmpdepfile4=$dir$base.d
       "$@" -MD
    fi
 
    stat=$?
-  if test $stat -ne 0; then
+   if test $stat -eq 0; then :
-    rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
+   else
+      rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4"
       exit $stat
    fi
 
-  for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
+   for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4"
    do
      test -f "$tmpdepfile" && break
    done
-  # Same post-processing that is required for AIX mode.
+   if test -f "$tmpdepfile"; then
-  aix_post_process_depfile
+      sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
+      sed -e 's,^.*\.[a-z]*:['"$tab"' ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
+   else
+      echo "#dummy" > "$depfile"
+   fi
+   rm -f "$tmpdepfile"
    ;;
 
 msvc7)
@@ -526,7 +446,8 @@ msvc7)
   "$@" $showIncludes > "$tmpdepfile"
   stat=$?
   grep -v '^Note: including file: ' "$tmpdepfile"
-  if test $stat -ne 0; then
+  if test "$stat" = 0; then :
+  else
     rm -f "$tmpdepfile"
     exit $stat
   fi
@@ -603,14 +524,13 @@ dashmstdout)
   # in the target name.  This is to cope with DOS-style filenames:
   # a dependency such as 'c:/foo/bar' could be seen as target 'c' otherwise.
   "$@" $dashmflag |
-    sed "s|^[$tab ]*[^:$tab ][^:][^:]*:[$tab ]*|$object: |" > "$tmpdepfile"
+    sed 's:^['"$tab"' ]*[^:'"$tab"' ][^:][^:]*\:['"$tab"' ]*:'"$object"'\: :' > "$tmpdepfile"
   rm -f "$depfile"
   cat < "$tmpdepfile" > "$depfile"
-  # Some versions of the HPUX 10.20 sed can't process this sed invocation
+  tr ' ' "$nl" < "$tmpdepfile" | \
-  # correctly.  Breaking it into two sed invocations is a workaround.
+## Some versions of the HPUX 10.20 sed can't process this invocation
-  tr ' ' "$nl" < "$tmpdepfile" \
+## correctly.  Breaking it into two sed invocations is a workaround.
-    | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' \
+    sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
-    | sed -e 's/$/ :/' >> "$depfile"
   rm -f "$tmpdepfile"
   ;;
 
@@ -663,12 +583,10 @@ makedepend)
   # makedepend may prepend the VPATH from the source file name to the object.
   # No need to regex-escape $object, excess matching of '.' is harmless.
   sed "s|^.*\($object *:\)|\1|" "$tmpdepfile" > "$depfile"
-  # Some versions of the HPUX 10.20 sed can't process the last invocation
+  sed '1,2d' "$tmpdepfile" | tr ' ' "$nl" | \
-  # correctly.  Breaking it into two sed invocations is a workaround.
+## Some versions of the HPUX 10.20 sed can't process this invocation
-  sed '1,2d' "$tmpdepfile" \
+## correctly.  Breaking it into two sed invocations is a workaround.
-    | tr ' ' "$nl" \
+    sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
-    | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' \
-    | sed -e 's/$/ :/' >> "$depfile"
   rm -f "$tmpdepfile" "$tmpdepfile".bak
   ;;
 
@@ -704,10 +622,10 @@ cpp)
     esac
   done
 
-  "$@" -E \
+  "$@" -E |
-    | sed -n -e '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \
+    sed -n -e '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \
-             -e '/^#line [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \
+       -e '/^#line [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' |
-    | sed '$ s: \\$::' > "$tmpdepfile"
+    sed '$ s: \\$::' > "$tmpdepfile"
   rm -f "$depfile"
   echo "$object : \\" > "$depfile"
   cat < "$tmpdepfile" >> "$depfile"

build-aux/install-sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 # install - install a program, script, or datafile
 
-scriptversion=2011-11-20.07; # UTC
+scriptversion=2011-01-19.21; # UTC
 
 # This originates from X11R5 (mit/util/scripts/install.sh), which was
 # later released in X11R6 (xc/config/util/install.sh) with the
@@ -35,7 +35,7 @@ scriptversion=2011-11-20.07; # UTC
 # FSF changes to this file are in the public domain.
 #
 # Calling this script install-sh is preferred over install.sh, to prevent
-# 'make' implicit rules from creating a file called install from it
+# `make' implicit rules from creating a file called install from it
 # when there is no Makefile.
 #
 # This script is compatible with the BSD install script, but was written
@@ -156,7 +156,7 @@ while test $# -ne 0; do
     -s) stripcmd=$stripprog;;
 
     -t) dst_arg=$2
-	# Protect names problematic for 'test' and other utilities.
+	# Protect names problematic for `test' and other utilities.
 	case $dst_arg in
 	  -* | [=\(\)!]) dst_arg=./$dst_arg;;
 	esac
@@ -190,7 +190,7 @@ if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then
     fi
     shift # arg
     dst_arg=$arg
-    # Protect names problematic for 'test' and other utilities.
+    # Protect names problematic for `test' and other utilities.
     case $dst_arg in
       -* | [=\(\)!]) dst_arg=./$dst_arg;;
     esac
@@ -202,7 +202,7 @@ if test $# -eq 0; then
     echo "$0: no input file specified." >&2
     exit 1
   fi
-  # It's OK to call 'install-sh -d' without argument.
+  # It's OK to call `install-sh -d' without argument.
   # This can happen when creating conditional directories.
   exit 0
 fi
@@ -240,7 +240,7 @@ fi
 
 for src
 do
-  # Protect names problematic for 'test' and other utilities.
+  # Protect names problematic for `test' and other utilities.
   case $src in
     -* | [=\(\)!]) src=./$src;;
   esac
@@ -354,7 +354,7 @@ do
 	      if test -z "$dir_arg" || {
 		   # Check for POSIX incompatibilities with -m.
 		   # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
-		   # other-writable bit of parent directory when it shouldn't.
+		   # other-writeable bit of parent directory when it shouldn't.
 		   # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
 		   ls_ld_tmpdir=`ls -ld "$tmpdir"`
 		   case $ls_ld_tmpdir in

build-aux/missing

@@ -1,10 +1,11 @@
 #! /bin/sh
-# Common wrapper for a few potentially missing GNU programs.
+# Common stub for a few missing GNU programs while installing.
 
-scriptversion=2012-06-26.16; # UTC
+scriptversion=2012-01-06.13; # UTC
 
-# Copyright (C) 1996-2013 Free Software Foundation, Inc.
+# Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005, 2006,
-# Originally written by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
+# 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
+# Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
 
 # 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
@@ -25,40 +26,68 @@ scriptversion=2012-06-26.16; # UTC
 # the same distribution terms that you use for the rest of that program.
 
 if test $# -eq 0; then
-  echo 1>&2 "Try '$0 --help' for more information"
+  echo 1>&2 "Try \`$0 --help' for more information"
   exit 1
 fi
 
+run=:
+sed_output='s/.* --output[ =]\([^ ]*\).*/\1/p'
+sed_minuso='s/.* -o \([^ ]*\).*/\1/p'
+
+# In the cases where this matters, `missing' is being run in the
+# srcdir already.
+if test -f configure.ac; then
+  configure_ac=configure.ac
+else
+  configure_ac=configure.in
+fi
+
+msg="missing on your system"
+
 case $1 in
-
+--run)
-  --is-lightweight)
+  # Try to run requested program, and just exit if it succeeds.
-    # Used by our autoconf macros to check whether the available missing
+  run=
-    # script is modern enough.
-    exit 0
-    ;;
-
-  --run)
-    # Back-compat with the calling convention used by older automake.
   shift
+  "$@" && exit 0
+  # Exit code 63 means version mismatch.  This often happens
+  # when the user try to use an ancient version of a tool on
+  # a file that requires a minimum version.  In this case we
+  # we should proceed has if the program had been absent, or
+  # if --run hadn't been passed.
+  if test $? = 63; then
+    run=:
+    msg="probably too old"
+  fi
   ;;
 
   -h|--h|--he|--hel|--help)
     echo "\
 $0 [OPTION]... PROGRAM [ARGUMENT]...
 
-Run 'PROGRAM [ARGUMENT]...', returning a proper advice when this fails due
+Handle \`PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an
-to PROGRAM being missing or too old.
+error status if there is no known handling for PROGRAM.
 
 Options:
   -h, --help      display this help and exit
   -v, --version   output version information and exit
+  --run           try to run the given command, and emulate it if it fails
 
 Supported PROGRAM values:
-  aclocal   autoconf  autoheader   autom4te  automake  makeinfo
+  aclocal      touch file \`aclocal.m4'
-  bison     yacc      flex         lex       help2man
+  autoconf     touch file \`configure'
+  autoheader   touch file \`config.h.in'
+  autom4te     touch the output file, or create a stub one
+  automake     touch all \`Makefile.in' files
+  bison        create \`y.tab.[ch]', if possible, from existing .[ch]
+  flex         create \`lex.yy.c', if possible, from existing .c
+  help2man     touch the output file
+  lex          create \`lex.yy.c', if possible, from existing .c
+  makeinfo     touch the output file
+  yacc         create \`y.tab.[ch]', if possible, from existing .[ch]
 
-Version suffixes to PROGRAM as well as the prefixes 'gnu-', 'gnu', and
+Version suffixes to PROGRAM as well as the prefixes \`gnu-', \`gnu', and
-'g' are ignored when checking the name.
+\`g' are ignored when checking the name.
 
 Send bug reports to <bug-automake@gnu.org>."
     exit $?
@@ -70,141 +99,228 @@ Send bug reports to <bug-automake@gnu.org>."
     ;;
 
   -*)
-    echo 1>&2 "$0: unknown '$1' option"
+    echo 1>&2 "$0: Unknown \`$1' option"
-    echo 1>&2 "Try '$0 --help' for more information"
+    echo 1>&2 "Try \`$0 --help' for more information"
     exit 1
     ;;
 
 esac
 
-# Run the given program, remember its exit status.
+# normalize program name to check for.
-"$@"; st=$?
+program=`echo "$1" | sed '
-
-# If it succeeded, we are done.
-test $st -eq 0 && exit 0
-
-# Also exit now if we it failed (or wasn't found), and '--version' was
-# passed; such an option is passed most likely to detect whether the
-# program is present and works.
-case $2 in --version|--help) exit $st;; esac
-
-# Exit code 63 means version mismatch.  This often happens when the user
-# tries to use an ancient version of a tool on a file that requires a
-# minimum version.
-if test $st -eq 63; then
-  msg="probably too old"
-elif test $st -eq 127; then
-  # Program was missing.
-  msg="missing on your system"
-else
-  # Program was found and executed, but failed.  Give up.
-  exit $st
-fi
-
-perl_URL=http://www.perl.org/
-flex_URL=http://flex.sourceforge.net/
-gnu_software_URL=http://www.gnu.org/software
-
-program_details ()
-{
-  case $1 in
-    aclocal|automake)
-      echo "The '$1' program is part of the GNU Automake package:"
-      echo "<$gnu_software_URL/automake>"
-      echo "It also requires GNU Autoconf, GNU m4 and Perl in order to run:"
-      echo "<$gnu_software_URL/autoconf>"
-      echo "<$gnu_software_URL/m4/>"
-      echo "<$perl_URL>"
-      ;;
-    autoconf|autom4te|autoheader)
-      echo "The '$1' program is part of the GNU Autoconf package:"
-      echo "<$gnu_software_URL/autoconf/>"
-      echo "It also requires GNU m4 and Perl in order to run:"
-      echo "<$gnu_software_URL/m4/>"
-      echo "<$perl_URL>"
-      ;;
-  esac
-}
-
-give_advice ()
-{
-  # Normalize program name to check for.
-  normalized_program=`echo "$1" | sed '
   s/^gnu-//; t
   s/^gnu//; t
   s/^g//; t'`
 
-  printf '%s\n' "'$1' is $msg."
+# Now exit if we have it, but it failed.  Also exit now if we
+# don't have it and --version was passed (most likely to detect
+# the program).  This is about non-GNU programs, so use $1 not
+# $program.
+case $1 in
+  lex*|yacc*)
+    # Not GNU programs, they don't have --version.
+    ;;
 
-  configure_deps="'configure.ac' or m4 files included by 'configure.ac'"
-  case $normalized_program in
-    autoconf*)
-      echo "You should only need it if you modified 'configure.ac',"
-      echo "or m4 files included by it."
-      program_details 'autoconf'
-      ;;
-    autoheader*)
-      echo "You should only need it if you modified 'acconfig.h' or"
-      echo "$configure_deps."
-      program_details 'autoheader'
-      ;;
-    automake*)
-      echo "You should only need it if you modified 'Makefile.am' or"
-      echo "$configure_deps."
-      program_details 'automake'
-      ;;
-    aclocal*)
-      echo "You should only need it if you modified 'acinclude.m4' or"
-      echo "$configure_deps."
-      program_details 'aclocal'
-      ;;
-   autom4te*)
-      echo "You might have modified some maintainer files that require"
-      echo "the 'automa4te' program to be rebuilt."
-      program_details 'autom4te'
-      ;;
-    bison*|yacc*)
-      echo "You should only need it if you modified a '.y' file."
-      echo "You may want to install the GNU Bison package:"
-      echo "<$gnu_software_URL/bison/>"
-      ;;
-    lex*|flex*)
-      echo "You should only need it if you modified a '.l' file."
-      echo "You may want to install the Fast Lexical Analyzer package:"
-      echo "<$flex_URL>"
-      ;;
-    help2man*)
-      echo "You should only need it if you modified a dependency" \
-           "of a man page."
-      echo "You may want to install the GNU Help2man package:"
-      echo "<$gnu_software_URL/help2man/>"
-    ;;
-    makeinfo*)
-      echo "You should only need it if you modified a '.texi' file, or"
-      echo "any other file indirectly affecting the aspect of the manual."
-      echo "You might want to install the Texinfo package:"
-      echo "<$gnu_software_URL/texinfo/>"
-      echo "The spurious makeinfo call might also be the consequence of"
-      echo "using a buggy 'make' (AIX, DU, IRIX), in which case you might"
-      echo "want to install GNU make:"
-      echo "<$gnu_software_URL/make/>"
-      ;;
   *)
-      echo "You might have modified some files without having the proper"
+    if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
-      echo "tools for further handling them.  Check the 'README' file, it"
+       # We have it, but it failed.
-      echo "often tells you about the needed prerequisites for installing"
+       exit 1
-      echo "this package.  You may also peek at any GNU archive site, in"
+    elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
-      echo "case some other package contains this missing '$1' program."
+       # Could not run --version or --help.  This is probably someone
+       # running `$TOOL --version' or `$TOOL --help' to check whether
+       # $TOOL exists and not knowing $TOOL uses missing.
+       exit 1
+    fi
+    ;;
+esac
+
+# If it does not exist, or fails to run (possibly an outdated version),
+# try to emulate it.
+case $program in
+  aclocal*)
+    echo 1>&2 "\
+WARNING: \`$1' is $msg.  You should only need it if
+         you modified \`acinclude.m4' or \`${configure_ac}'.  You might want
+         to install the \`Automake' and \`Perl' packages.  Grab them from
+         any GNU archive site."
+    touch aclocal.m4
+    ;;
+
+  autoconf*)
+    echo 1>&2 "\
+WARNING: \`$1' is $msg.  You should only need it if
+         you modified \`${configure_ac}'.  You might want to install the
+         \`Autoconf' and \`GNU m4' packages.  Grab them from any GNU
+         archive site."
+    touch configure
+    ;;
+
+  autoheader*)
+    echo 1>&2 "\
+WARNING: \`$1' is $msg.  You should only need it if
+         you modified \`acconfig.h' or \`${configure_ac}'.  You might want
+         to install the \`Autoconf' and \`GNU m4' packages.  Grab them
+         from any GNU archive site."
+    files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' ${configure_ac}`
+    test -z "$files" && files="config.h"
+    touch_files=
+    for f in $files; do
+      case $f in
+      *:*) touch_files="$touch_files "`echo "$f" |
+				       sed -e 's/^[^:]*://' -e 's/:.*//'`;;
+      *) touch_files="$touch_files $f.in";;
+      esac
+    done
+    touch $touch_files
+    ;;
+
+  automake*)
+    echo 1>&2 "\
+WARNING: \`$1' is $msg.  You should only need it if
+         you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'.
+         You might want to install the \`Automake' and \`Perl' packages.
+         Grab them from any GNU archive site."
+    find . -type f -name Makefile.am -print |
+	   sed 's/\.am$/.in/' |
+	   while read f; do touch "$f"; done
+    ;;
+
+  autom4te*)
+    echo 1>&2 "\
+WARNING: \`$1' is needed, but is $msg.
+         You might have modified some files without having the
+         proper tools for further handling them.
+         You can get \`$1' as part of \`Autoconf' from any GNU
+         archive site."
+
+    file=`echo "$*" | sed -n "$sed_output"`
+    test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
+    if test -f "$file"; then
+	touch $file
+    else
+	test -z "$file" || exec >$file
+	echo "#! /bin/sh"
+	echo "# Created by GNU Automake missing as a replacement of"
+	echo "#  $ $@"
+	echo "exit 0"
+	chmod +x $file
+	exit 1
+    fi
+    ;;
+
+  bison*|yacc*)
+    echo 1>&2 "\
+WARNING: \`$1' $msg.  You should only need it if
+         you modified a \`.y' file.  You may need the \`Bison' package
+         in order for those modifications to take effect.  You can get
+         \`Bison' from any GNU archive site."
+    rm -f y.tab.c y.tab.h
+    if test $# -ne 1; then
+        eval LASTARG=\${$#}
+	case $LASTARG in
+	*.y)
+	    SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`
+	    if test -f "$SRCFILE"; then
+	         cp "$SRCFILE" y.tab.c
+	    fi
+	    SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`
+	    if test -f "$SRCFILE"; then
+	         cp "$SRCFILE" y.tab.h
+	    fi
 	  ;;
 	esac
-}
+    fi
+    if test ! -f y.tab.h; then
+	echo >y.tab.h
+    fi
+    if test ! -f y.tab.c; then
+	echo 'main() { return 0; }' >y.tab.c
+    fi
+    ;;
 
-give_advice "$1" | sed -e '1s/^/WARNING: /' \
+  lex*|flex*)
-                       -e '2,$s/^/         /' >&2
+    echo 1>&2 "\
+WARNING: \`$1' is $msg.  You should only need it if
+         you modified a \`.l' file.  You may need the \`Flex' package
+         in order for those modifications to take effect.  You can get
+         \`Flex' from any GNU archive site."
+    rm -f lex.yy.c
+    if test $# -ne 1; then
+        eval LASTARG=\${$#}
+	case $LASTARG in
+	*.l)
+	    SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`
+	    if test -f "$SRCFILE"; then
+	         cp "$SRCFILE" lex.yy.c
+	    fi
+	  ;;
+	esac
+    fi
+    if test ! -f lex.yy.c; then
+	echo 'main() { return 0; }' >lex.yy.c
+    fi
+    ;;
 
-# Propagate the correct exit status (expected to be 127 for a program
+  help2man*)
-# not found, 63 for a program that failed due to version mismatch).
+    echo 1>&2 "\
-exit $st
+WARNING: \`$1' is $msg.  You should only need it if
+	 you modified a dependency of a manual page.  You may need the
+	 \`Help2man' package in order for those modifications to take
+	 effect.  You can get \`Help2man' from any GNU archive site."
+
+    file=`echo "$*" | sed -n "$sed_output"`
+    test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
+    if test -f "$file"; then
+	touch $file
+    else
+	test -z "$file" || exec >$file
+	echo ".ab help2man is required to generate this page"
+	exit $?
+    fi
+    ;;
+
+  makeinfo*)
+    echo 1>&2 "\
+WARNING: \`$1' is $msg.  You should only need it if
+         you modified a \`.texi' or \`.texinfo' file, or any other file
+         indirectly affecting the aspect of the manual.  The spurious
+         call might also be the consequence of using a buggy \`make' (AIX,
+         DU, IRIX).  You might want to install the \`Texinfo' package or
+         the \`GNU make' package.  Grab either from any GNU archive site."
+    # The file to touch is that specified with -o ...
+    file=`echo "$*" | sed -n "$sed_output"`
+    test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
+    if test -z "$file"; then
+      # ... or it is the one specified with @setfilename ...
+      infile=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
+      file=`sed -n '
+	/^@setfilename/{
+	  s/.* \([^ ]*\) *$/\1/
+	  p
+	  q
+	}' $infile`
+      # ... or it is derived from the source name (dir/f.texi becomes f.info)
+      test -z "$file" && file=`echo "$infile" | sed 's,.*/,,;s,.[^.]*$,,'`.info
+    fi
+    # If the file does not exist, the user really needs makeinfo;
+    # let's fail without touching anything.
+    test -f $file || exit 1
+    touch $file
+    ;;
+
+  *)
+    echo 1>&2 "\
+WARNING: \`$1' is needed, and is $msg.
+         You might have modified some files without having the
+         proper tools for further handling them.  Check the \`README' file,
+         it often tells you about the needed prerequisites for installing
+         this package.  You may also peek at any GNU archive site, in case
+         some other package would contain this missing \`$1' program."
+    exit 1
+    ;;
+esac
+
+exit 0
 
 # Local variables:
 # eval: (add-hook 'write-file-hooks 'time-stamp)

doc/sample.config

@@ -2,8 +2,8 @@
 # all should succeed.
 # Options: certificate, pam. 
 #auth = "certificate"
-auth = "plain[./sample.passwd]"
+#auth = "plain[./sample.passwd]"
-#auth = "pam"
+auth = "pam"
 
 # A banner to be displayed on clients
 #banner = "Welcome"