* gpgkeys_hkp.c (send_key): Do not escape the '=' in the HTTP POST when
[gnupg.git] / acinclude.m4
index 20c92be..97ed3ea 100644 (file)
@@ -1,5 +1,21 @@
-dnl macros to configure g10
-
+dnl macros to configure gnupg
+dnl Copyright (C) 1998, 1999, 2000, 2001, 2003 Free Software Foundation, Inc.
+dnl
+dnl This file is part of GnuPG.
+dnl
+dnl GnuPG is free software; you can redistribute it and/or modify
+dnl it under the terms of the GNU General Public License as published by
+dnl the Free Software Foundation; either version 2 of the License, or
+dnl (at your option) any later version.
+dnl 
+dnl GnuPG is distributed in the hope that it will be useful,
+dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
+dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+dnl GNU General Public License for more details.
+dnl 
+dnl You should have received a copy of the GNU General Public License
+dnl along with this program; if not, write to the Free Software
+dnl Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 
 dnl GNUPG_MSG_PRINT(STRING)
 dnl print a message
@@ -12,73 +28,99 @@ define(GNUPG_MSG_PRINT,
 dnl GNUPG_CHECK_TYPEDEF(TYPE, HAVE_NAME)
 dnl Check whether a typedef exists and create a #define $2 if it exists
 dnl
-AC_DEFUN(GNUPG_CHECK_TYPEDEF,
+AC_DEFUN([GNUPG_CHECK_TYPEDEF],
   [ AC_MSG_CHECKING(for $1 typedef)
     AC_CACHE_VAL(gnupg_cv_typedef_$1,
-    [AC_TRY_COMPILE([#include <stdlib.h>
+    [AC_TRY_COMPILE([#define _GNU_SOURCE 1
+    #include <stdlib.h>
     #include <sys/types.h>], [
     #undef $1
     int a = sizeof($1);
     ], gnupg_cv_typedef_$1=yes, gnupg_cv_typedef_$1=no )])
     AC_MSG_RESULT($gnupg_cv_typedef_$1)
     if test "$gnupg_cv_typedef_$1" = yes; then
-        AC_DEFINE($2)
+        AC_DEFINE($2,1,[Defined if a `]$1[' is typedef'd])
     fi
   ])
 
 
-dnl GNUPG_FIX_HDR_VERSION(FILE, NAME)
-dnl Make the version number in gcrypt/gcrypt.h the same as the one here.
-dnl (this is easier than to have a .in file just for one substitution)
+dnl GNUPG_CHECK_GNUMAKE
 dnl
-AC_DEFUN(GNUPG_FIX_HDR_VERSION,
-  [ sed "s/^#define $2 \".*/#define $2 \"$VERSION\"/" $1 > $1.tmp
-    if cmp -s $1 $1.tmp 2>/dev/null; then
-        rm -f $1.tmp
+AC_DEFUN([GNUPG_CHECK_GNUMAKE],
+  [ 
+    if ${MAKE-make} --version 2>/dev/null | grep '^GNU ' >/dev/null 2>&1; then
+        :
     else
-        rm -f $1
-        if mv $1.tmp $1 ; then
-            :
-        else
-            AC_MSG_ERROR([[
-*** Failed to fix the version string macro $2 in $1.
-*** The old file has been saved as $1.tmp
-                         ]])
-        fi
-        AC_MSG_WARN([fixed the $2 macro in $1])
+        AC_MSG_WARN([[
+***
+*** It seems that you are not using GNU make.  Some make tools have serious
+*** flaws and you may not be able to build this software at all. Before you
+*** complain, please try GNU make:  GNU make is easy to build and available
+*** at all GNU archives.  It is always available from ftp.gnu.org:/gnu/make.
+***]])
     fi
   ])
 
 
-dnl GNUPG_LINK_FILES( SRC, DEST )
-dnl same as AC_LINK_FILES, but collect the files to link in
-dnl some special variables and do the link
-dnl when GNUPG_DO_LINK_FILES is called
-dnl This is a workaround for AC_LINK_FILES, because it does not work
-dnl correct when using a caching scheme
+dnl GNUPG_CHECK_FAQPROG
 dnl
-define(GNUPG_LINK_FILES,
-  [ if test "x$wk_link_files_src" = "x"; then
-        wk_link_files_src="$1"
-        wk_link_files_dst="$2"
-    else
-        wk_link_files_src="$wk_link_files_src $1"
-        wk_link_files_dst="$wk_link_files_dst $2"
+AC_DEFUN([GNUPG_CHECK_FAQPROG],
+  [ AC_MSG_CHECKING(for faqprog.pl)
+    if faqprog.pl -V 2>/dev/null | grep '^faqprog.pl ' >/dev/null 2>&1; then
+        working_faqprog=yes
+        FAQPROG="faqprog.pl"
+    else 
+       working_faqprog=no
+        FAQPROG=": "
     fi
-  ])
-define(GNUPG_DO_LINK_FILES,
-  [ AC_LINK_FILES( $wk_link_files_src, $wk_link_files_dst )
-  ])
-
-
+    AC_MSG_RESULT($working_faqprog)
+    AC_SUBST(FAQPROG)
+    AM_CONDITIONAL(WORKING_FAQPROG, test "$working_faqprog" = "yes" )
+
+dnl     if test $working_faqprog = no; then
+dnl         AC_MSG_WARN([[
+dnl ***
+dnl *** It seems that the faqprog.pl program is not installed;
+dnl *** however it is only needed if you want to change the FAQ.
+dnl ***  (faqprog.pl should be available at:
+dnl ***    ftp://ftp.gnupg.org/gcrypt/contrib/faqprog.pl )
+dnl *** No need to worry about this warning.
+dnl ***]])
+dnl     fi
+   ])       
+
+dnl GNUPG_CHECK_DOCBOOK_TO_TEXI
+dnl
+AC_DEFUN([GNUPG_CHECK_DOCBOOK_TO_TEXI],
+  [
+    AC_CHECK_PROG(DOCBOOK_TO_TEXI, docbook2texi, yes, no)
+    AC_MSG_CHECKING(for sgml to texi tools)
+    working_sgmltotexi=no
+    if test "$ac_cv_prog_DOCBOOK_TO_TEXI" = yes; then
+      if sgml2xml -v /dev/null 2>&1 | grep 'SP version' >/dev/null 2>&1 ; then
+            working_sgmltotexi=yes
+      fi
+    fi
+    AC_MSG_RESULT($working_sgmltotexi)
+    AM_CONDITIONAL(HAVE_DOCBOOK_TO_TEXI, test "$working_sgmltotexi" = "yes" )
+   ])       
 
 
 dnl GNUPG_CHECK_ENDIAN
 dnl define either LITTLE_ENDIAN_HOST or BIG_ENDIAN_HOST
 dnl
-define(GNUPG_CHECK_ENDIAN,
-  [ if test "$cross_compiling" = yes; then
-        AC_MSG_WARN(cross compiling; assuming little endianess)
+define([GNUPG_CHECK_ENDIAN],
+  [
+    tmp_assumed_endian=big
+    if test "$cross_compiling" = yes; then
+      case "$host_cpu" in
+         i@<:@345678@:>@* )
+            tmp_assumed_endian=little
+            ;;
+         *)
+            ;;
+      esac
+      AC_MSG_WARN(cross compiling; assuming $tmp_assumed_endian endianess)
     fi
     AC_MSG_CHECKING(endianess)
     AC_CACHE_VAL(gnupg_cv_c_endian,
@@ -107,15 +149,17 @@ define(GNUPG_CHECK_ENDIAN,
               }],
               gnupg_cv_c_endian=little,
               gnupg_cv_c_endian=big,
-              gnupg_cv_c_endian=little
+              gnupg_cv_c_endian=$tmp_assumed_endian
             )
         fi
       ])
     AC_MSG_RESULT([$gnupg_cv_c_endian])
     if test "$gnupg_cv_c_endian" = little; then
-      AC_DEFINE(LITTLE_ENDIAN_HOST)
+      AC_DEFINE(LITTLE_ENDIAN_HOST,1,
+                [Defined if the host has little endian byte ordering])
     else
-      AC_DEFINE(BIG_ENDIAN_HOST)
+      AC_DEFINE(BIG_ENDIAN_HOST,1,
+                [Defined if the host has big endian byte ordering])
     fi
   ])
 
@@ -212,39 +256,38 @@ define(GNUPG_CHECK_PIC,
 
 
 ######################################################################
-# Check for rdynamic flag
-# This sets CFLAGS_RDYNAMIC to the required flags
+# Check for export-dynamic flag
+# This sets CFLAGS_EXPORTDYNAMIC to the required flags
 ######################################################################
-dnl GNUPG_CHECK_RDYNAMIC
+dnl GNUPG_CHECK_EXPORTDYNAMIC
 dnl
-define(GNUPG_CHECK_RDYNAMIC,
-  [ AC_MSG_CHECKING(how to specify -rdynamic)
-    CFLAGS_RDYNAMIC=
+define(GNUPG_CHECK_EXPORTDYNAMIC,
+  [ AC_MSG_CHECKING(how to specify -export-dynamic)
     if test "$cross_compiling" = yes; then
-        AC_MSG_RESULT(assume none)
+      AC_MSG_RESULT(assume none)
+      CFLAGS_EXPORTDYNAMIC=""
     else
-        case "$host_os" in
-          solaris* )
-            CFLAGS_RDYNAMIC="-Wl,-dy"
-            ;;
-
-          hpux* )
-            CFLAGS_RDYNAMIC="-Wl,-E"
-            ;;
-
-          openbsd* | freebsd2* | osf4* | irix* )
-            CFLAGS_RDYNAMIC=""
-            ;;
-
-          * )
-            CFLAGS_RDYNAMIC="-Wl,-export-dynamic"
-            ;;
-        esac
-        AC_MSG_RESULT($CFLAGS_RDYNAMIC)
+      AC_CACHE_VAL(gnupg_cv_export_dynamic,[
+      if AC_TRY_COMMAND([${CC-cc} $CFLAGS -Wl,--version 2>&1 |
+                                          grep "GNU ld" >/dev/null]); then
+          # using gnu's linker
+          gnupg_cv_export_dynamic="-Wl,-export-dynamic"
+      else
+          case "$host_os" in
+            hpux* )
+              gnupg_cv_export_dynamic="-Wl,-E"
+              ;;
+            * )
+              gnupg_cv_export_dynamic=""
+              ;;
+          esac
+      fi
+      ])
+      AC_MSG_RESULT($gnupg_cv_export_dynamic)
+      CFLAGS_EXPORTDYNAMIC="$gnupg_cv_export_dynamic"
     fi
   ])
 
-
 #####################################################################
 # Check for SysV IPC  (from GIMP)
 #   And see whether we have a SHM_LOCK (FreeBSD does not have it).
@@ -284,7 +327,8 @@ define(GNUPG_CHECK_IPC,
          gnupg_cv_ipc_rmid_deferred_release="assume-no")
        )
        if test "$gnupg_cv_ipc_rmid_deferred_release" = "yes"; then
-           AC_DEFINE(IPC_RMID_DEFERRED_RELEASE)
+           AC_DEFINE(IPC_RMID_DEFERRED_RELEASE,1,
+                     [Defined if we can do a deferred shm release])
            AC_MSG_RESULT(yes)
        else
           if test "$gnupg_cv_ipc_rmid_deferred_release" = "no"; then
@@ -299,14 +343,16 @@ define(GNUPG_CHECK_IPC,
           AC_TRY_COMPILE([#include <sys/types.h>
              #include <sys/ipc.h>
              #include <sys/shm.h>],[
-             int foo( int shm_id ) {  shmctl(shm_id, SHM_LOCK, 0); }
+             int shm_id;
+             shmctl(shm_id, SHM_LOCK, 0);
              ],
              gnupg_cv_ipc_have_shm_lock="yes",
              gnupg_cv_ipc_have_shm_lock="no"
           )
        )
        if test "$gnupg_cv_ipc_have_shm_lock" = "yes"; then
-         AC_DEFINE(IPC_HAVE_SHM_LOCK)
+         AC_DEFINE(IPC_HAVE_SHM_LOCK,1,
+                   [Defined if a SysV shared memory supports the LOCK flag])
          AC_MSG_RESULT(yes)
        else
          AC_MSG_RESULT(no)
@@ -318,11 +364,47 @@ define(GNUPG_CHECK_IPC,
 ######################################################################
 # Check whether mlock is broken (hpux 10.20 raises a SIGBUS if mlock
 # is not called from uid 0 (not tested whether uid 0 works)
+# For DECs Tru64 we have also to check whether mlock is in librt
+# mlock is there a macro using memlk()
 ######################################################################
 dnl GNUPG_CHECK_MLOCK
 dnl
 define(GNUPG_CHECK_MLOCK,
   [ AC_CHECK_FUNCS(mlock)
+    if test "$ac_cv_func_mlock" = "no"; then
+        AC_CHECK_HEADERS(sys/mman.h)
+        if test "$ac_cv_header_sys_mman_h" = "yes"; then
+            # Add librt to LIBS:
+            AC_CHECK_LIB(rt, memlk)
+            AC_CACHE_CHECK([whether mlock is in sys/mman.h],
+                            gnupg_cv_mlock_is_in_sys_mman,
+                [AC_TRY_LINK([
+                    #include <assert.h>
+                    #ifdef HAVE_SYS_MMAN_H
+                    #include <sys/mman.h>
+                    #endif
+                ], [
+                    int i;
+
+                    /* glibc defines this for functions which it implements
+                     * to always fail with ENOSYS.  Some functions are actually
+                     * named something starting with __ and the normal name
+                     * is an alias.  */
+                    #if defined (__stub_mlock) || defined (__stub___mlock)
+                    choke me
+                    #else
+                    mlock(&i, 4);
+                    #endif
+                    ; return 0;
+                ],
+                gnupg_cv_mlock_is_in_sys_mman=yes,
+                gnupg_cv_mlock_is_in_sys_mman=no)])
+            if test "$gnupg_cv_mlock_is_in_sys_mman" = "yes"; then
+                AC_DEFINE(HAVE_MLOCK,1,
+                          [Defined if the system supports an mlock() call])
+            fi
+        fi
+    fi
     if test "$ac_cv_func_mlock" = "yes"; then
         AC_MSG_CHECKING(whether mlock is broken)
           AC_CACHE_VAL(gnupg_cv_have_broken_mlock,
@@ -359,8 +441,10 @@ define(GNUPG_CHECK_MLOCK,
            )
          )
          if test "$gnupg_cv_have_broken_mlock" = "yes"; then
-             AC_DEFINE(HAVE_BROKEN_MLOCK)
+             AC_DEFINE(HAVE_BROKEN_MLOCK,1,
+                       [Defined if the mlock() call does not work])
              AC_MSG_RESULT(yes)
+             AC_CHECK_FUNCS(plock)
          else
             if test "$gnupg_cv_have_broken_mlock" = "no"; then
                 AC_MSG_RESULT(no)
@@ -373,9 +457,8 @@ define(GNUPG_CHECK_MLOCK,
 
 
 ################################################################
-
 # GNUPG_PROG_NM - find the path to a BSD-compatible name lister
-AC_DEFUN(GNUPG_PROG_NM,
+AC_DEFUN([GNUPG_PROG_NM],
 [AC_MSG_CHECKING([for BSD-compatible nm])
 AC_CACHE_VAL(ac_cv_path_NM,
 [if test -n "$NM"; then
@@ -409,7 +492,7 @@ AC_SUBST(NM)
 
 # GNUPG_SYS_NM_PARSE - Check for command ro grab the raw symbol name followed
 # by C symbol name from nm.
-AC_DEFUN(GNUPG_SYS_NM_PARSE,
+AC_DEFUN([GNUPG_SYS_NM_PARSE],
 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 AC_REQUIRE([GNUPG_PROG_NM])dnl
 # Check for command to grab the raw symbol name followed by C symbol from nm.
@@ -433,7 +516,7 @@ case "$host_os" in
 aix*)
   ac_symcode='[BCDTU]'
   ;;
-freebsd* | netbsd* | openbsd* | sunos* | cygwin32* | mingw32*)
+freebsd* | netbsd* | openbsd* | bsdi* | sunos* | cygwin32* | mingw32*)
   ac_sympat='_\([_A-Za-z][_A-Za-z0-9]*\)'
   ac_symxfrm='_\1 \1'
   ;;
@@ -495,16 +578,16 @@ changequote([,])dnl
     fi
 
     # Make sure that we snagged all the symbols we need.
-    if egrep ' nm_test_var$' "$ac_nlist" >/dev/null; then
-      if egrep ' nm_test_func$' "$ac_nlist" >/dev/null; then
+    if egrep ' _?nm_test_var$' "$ac_nlist" >/dev/null; then
+      if egrep ' _?nm_test_func$' "$ac_nlist" >/dev/null; then
         cat <<EOF > conftest.c
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 EOF
-        # Now generate the symbol file.
-        sed 's/^.* \(.*\)$/extern char \1;/' < "$ac_nlist" >> conftest.c
+       # Now generate the symbol file.
+       sed 's/^.* _\{0,1\}\(.*\)$/extern char \1;/' < "$ac_nlist" >> conftest.c
 
         cat <<EOF >> conftest.c
 #if defined (__STDC__) && __STDC__
@@ -526,7 +609,7 @@ dld_preloaded_symbols[] =
 changequote([,])dnl
 {
 EOF
-        sed 's/^\(.*\) \(.*\)$/  {"\1", (__ptr_t) \&\2},/' < "$ac_nlist" >> conftest.c
+        sed 's/^_\{0,1\}\(.*\) _\{0,1\}\(.*\)$/  {"\1", (__ptr_t) \&\2},/' < "$ac_nlist" >> conftest.c
         cat <<\EOF >> conftest.c
   {0, (__ptr_t) 0}
 };
@@ -576,17 +659,17 @@ AC_MSG_RESULT($ac_result)
 ])
 
 # GNUPG_SYS_LIBTOOL_CYGWIN32 - find tools needed on cygwin32
-AC_DEFUN(GNUPG_SYS_LIBTOOL_CYGWIN32,
+AC_DEFUN([GNUPG_SYS_LIBTOOL_CYGWIN32],
 [AC_CHECK_TOOL(DLLTOOL, dlltool, false)
 AC_CHECK_TOOL(AS, as, false)
 ])
 
 # GNUPG_SYS_SYMBOL_UNDERSCORE - does the compiler prefix global symbols
 #                              with an underscore?
-AC_DEFUN(GNUPG_SYS_SYMBOL_UNDERSCORE,
+AC_DEFUN([GNUPG_SYS_SYMBOL_UNDERSCORE],
 [tmp_do_check="no"
 case "${target}" in
-    i386-emx-os2 | i[3456]86-pc-os2*emx )
+    i386-emx-os2 | i[3456]86-pc-os2*emx | i386-pc-msdosdjgpp)
         ac_cv_sys_symbol_underscore=yes
         ;;
     *)
@@ -637,15 +720,16 @@ fi
 AC_MSG_RESULT($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])
+            [Defined if compiled symbols have a leading underscore])
 fi
 ])
 
 dnl Stolen from gcc
 dnl Define MKDIR_TAKES_ONE_ARG if mkdir accepts only one argument instead
 dnl of the usual 2.
-AC_DEFUN(GNUPG_FUNC_MKDIR_TAKES_ONE_ARG,
-[AC_CACHE_CHECK([if mkdir takes one argument], gnupg_cv_mkdir_takes_one_arg,
+AC_DEFUN([GNUPG_FUNC_MKDIR_TAKES_ONE_ARG],
+[AC_CHECK_HEADERS(sys/stat.h unistd.h direct.h)
+AC_CACHE_CHECK([if mkdir takes one argument], gnupg_cv_mkdir_takes_one_arg,
 [AC_TRY_COMPILE([
 #include <sys/types.h>
 #ifdef HAVE_SYS_STAT_H
@@ -659,120 +743,8 @@ AC_DEFUN(GNUPG_FUNC_MKDIR_TAKES_ONE_ARG,
 #endif], [mkdir ("foo", 0);],
         gnupg_cv_mkdir_takes_one_arg=no, gnupg_cv_mkdir_takes_one_arg=yes)])
 if test $gnupg_cv_mkdir_takes_one_arg = yes ; then
-  AC_DEFINE(MKDIR_TAKES_ONE_ARG)
+  AC_DEFINE(MKDIR_TAKES_ONE_ARG,1,
+            [Defined if mkdir() does not take permission flags])
 fi
 ])
 
-
-dnl GPH_PROG_DOCBOOK()
-dnl Check whether we have the needed Docbook environment
-dnl and issue a warning if this is not the case.
-dnl
-dnl This test defines these variables for substitution:
-dnl    DB2HTML - command used to convert Docbook to HTML
-dnl    DB2TEX  - command used to convert Docbook to TeX
-dnl    DB2MAN  - command used to convert Docbook to man pages
-dnl    JADE    - command to invoke jade
-dnl    JADETEX - command to invoke jadetex
-dnl    DSL_FOR_HTML - the stylesheet used to for the Docbook->HTML conversion
-dnl The following make conditionals are defined
-dnl    HAVE_DB2MAN  - defined when db2man is available
-dnl    HAVE_DB2TEX  - defined when db2tex is available
-dnl    HAVE_DB2HTML - defined when db2html is available
-dnl    HAVE_DOCBOOK - defined when the entire Docbook environment is present
-dnl    HAVE_JADE    - defined when jade is installed
-dnl    HAVE_JADETEX - defined when jadetex is installed
-dnl
-dnl (wk 2000-02-17)
-dnl
-AC_DEFUN(GPH_PROG_DOCBOOK,
-  [  AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
-     all=yes
-     AC_PATH_PROG(DB2MAN, docbook-to-man, no)
-     test "$DB2MAN" = no && all=no
-     AM_CONDITIONAL(HAVE_DB2MAN, test "$DB2MAN" != no )
-
-     AC_PATH_PROG(JADE, jade, no)
-     test "$JADE" = no && all=no
-     AM_CONDITIONAL(HAVE_JADE, test "$JADE" != no )
-
-     AC_PATH_PROG(JADETEX, jadetex, no)
-     test "$JADETEX" = no && all=no
-     AM_CONDITIONAL(HAVE_JADETEX, test "$JADETEX" != no )
-
-     stylesheet_dirs='
-/usr/local/lib/dsssl/stylesheets/docbook
-/usr/local/share/dsssl/stylesheets/docbook
-/usr/local/lib/sgml/stylesheet/dsssl/docbook/nwalsh
-/usr/local/share/sgml/stylesheet/dsssl/docbook/nwalsh
-/usr/lib/dsssl/stylesheets/docbook
-/usr/share/dsssl/stylesheets/docbook
-/usr/lib/sgml/stylesheet/dsssl/docbook/nwalsh
-/usr/share/sgml/stylesheet/dsssl/docbook/nwalsh
-'
-
-    AC_MSG_CHECKING(for TeX stylesheet)
-    dsl=none
-    for d in ${stylesheet_dirs}; do
-        file=${d}/print/docbook.dsl
-        if test -f $file; then
-            dsl=$file
-            break
-        fi
-    done
-    AC_MSG_RESULT([$dsl])
-    okay=no
-    if test $dsl = none ; then
-       DB2TEX="$missing_dir/missing db2tex"
-       all=no
-    else
-       DB2TEX="$JADE -t tex -i tex -d $dsl"
-       okay=yes
-    fi
-    AC_SUBST(DB2TEX)
-    AM_CONDITIONAL(HAVE_DB2TEX, test $okay = yes )
-
-    if ( $ac_aux_dir/db2html.in --version) < /dev/null > /dev/null 2>&1; then
-        :
-    else
-        AC_ERROR([needed $ac_aux_dir/db2html.in not found])
-    fi
-
-    AC_MSG_CHECKING(for HTML stylesheet)
-    DSL_FOR_HTML="none"
-    for d in ${stylesheet_dirs}; do
-        file=${d}/html/docbook.dsl
-        if test -f $file; then
-            DSL_FOR_HTML=$file
-            break
-        fi
-    done
-    AC_MSG_RESULT([$DSL_FOR_HTML])
-    okay=no
-    if test $DSL_FOR_HTML = none ; then
-       DB2HTML="$missing_dir/missing db2html"
-       all=no
-    else
-       DB2HTML="`cd $ac_aux_dir && pwd`/db2html --copyfiles"
-       okay=yes
-    fi
-    AC_SUBST(DB2HTML)
-    AC_SUBST(DSL_FOR_HTML)
-    AM_CONDITIONAL(HAVE_DB2HTML, test $okay = yes )
-
-    AM_CONDITIONAL(HAVE_DOCBOOK, test "$all" != yes )
-    if test $all = no ; then
-        AC_MSG_WARN([[
-***
-*** It seems that the Docbook environment is not installed as required.
-*** We will try to build everything,  but if you either touch some files
-*** or use a bogus make tool, you may run into problems.
-*** Docbook is normally only needed to build the documentation.
-***]])
-    fi
-  ])
-
-
-
-
-dnl *-*wedit:notab*-*  Please keep this as the last line.