gdb/config/djgpp/djconfig.sh

   1 #!/bin/sh
   2 #
   3 # This shell script is a wrapper to the main configure script when
   4 # configuring GDB for DJGPP.  99% of it can also be used when
   5 # configuring other GNU programs for DJGPP.
   6 #
   7 #=====================================================================
   8 # Copyright 1997,1999,2000,2001,2002,2003 Free Software Foundation, Inc.
   9 #
  10 # Originally written by Robert Hoehne, revised by Eli Zaretskii.
  11 #  This file is part of GDB.
  12 #
  13 # This program is free software; you can redistribute it and/or modify
  14 # it under the terms of the GNU General Public License as published by
  15 # the Free Software Foundation; either version 2 of the License, or
  16 # (at your option) any later version.
  17 #
  18 # This program is distributed in the hope that it will be useful,
  19 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21 # GNU General Public License for more details.
  22 #
  23 # You should have received a copy of the GNU General Public License
  24 # along with this program; if not, write to the Free Software
  25 # Foundation, Inc., 59 Temple Place - Suite 330,
  26 # Boston, MA 02111-1307, USA.  */
  27 #=====================================================================
  28 #
  29 # Call this script like the main configure script with one exception.  If you
  30 # want to pass parameters to configure, you have to pass as the first
  31 # argument the srcdir, even when it is `.' !!!!!
  32 #
  33 # First, undo any CDPATH settings; they will get in our way when we
  34 # chdir to directories.
  35 unset CDPATH
  36
  37 # Where are the sources? If you are used to having the sources
  38 # in a separate directory and the objects in another, then set
  39 # here the full path to the source directory and run this script
  40 # in the directory where you want to build gdb!!
  41 # You might give the source directory on commandline, but use
  42 # then only forward slashes (/) in the directories. It should be
  43 # an absolute path.
  44
  45 if [ x$1 = x ]; then
  46   srcdir=`pwd`
  47 else
  48   srcdir=`cd $1 && pwd`
  49   shift
  50 fi
  51
  52 # Make sure they don't have some file names mangled by untarring.
  53 echo -n "Checking the unpacked distribution..."
  54 if ( ! test -f ${srcdir}/intl/po2tblsed.in || \
  55      ! test -f ${srcdir}/gdb/ChangeLog.002 || \
  56      ! test -f ${srcdir}/readline/config.h-in ) ; then
  57   if ( ! test -f ${srcdir}/intl/po2tblsed.in ) ; then
  58     notfound=${srcdir}/intl/po2tblsed.in
  59   else
  60     if ( ! test -d ${srcdir}/gdb/testsuite/cxx) ; then
  61       notfound=${srcdir}/gdb/ChangeLog.002
  62     else
  63       if ( ! test -f ${srcdir}/readline/config.h-in ) ; then
  64         notfound=${srcdir}/readline/config.h-in
  65       fi
  66     fi
  67   fi
  68   echo " FAILED."
  69   echo "(File $notfound was not found.)"
  70   echo ""
  71   echo "You MUST unpack the sources with the DJTAR command, like this:"
  72   echo ""
  73   echo "         djtar -x -n fnchange.lst gdb-X.YZ.tar.gz"
  74   echo ""
  75   echo "where X.YZ is the GDB version, and fnchange.lst can be found"
  76   echo "in the gdb/config/djgpp/ directory in the GDB distribution."
  77   echo ""
  78   echo "configure FAILED!"
  79   exit 1
  80 else
  81   echo " ok."
  82 fi
  83
  84 # Where is the directory with DJGPP-specific scripts?
  85 DJGPPDIR=${srcdir}/gdb/config/djgpp
  86
  87 echo "Editing configure scripts for DJGPP..."
  88 TMPFILE="${TMPDIR-.}/cfg.tmp"
  89
  90 # We need to skip the build directory if it is a subdirectory of $srcdir,
  91 # otherwise we will have an infinite recursion on our hands...
  92 if test "`pwd`" == "${srcdir}" ; then
  93   SKIPDIR=""
  94   SKIPFILES=""
  95 else
  96   SKIPDIR=`pwd | sed -e "s|${srcdir}|.|"`
  97   SKIPFILES="${SKIPDIR}/*"
  98 fi
  99
 100 # We use explicit /dev/env/DJDIR/bin/find to avoid catching
 101 # an incompatible DOS/Windows version that might be on their PATH.
 102 for fix_dir in \
 103   `cd $srcdir && /dev/env/DJDIR/bin/find . -type d ! -ipath "${SKIPDIR}" ! -ipath "${SKIPFILES}"`
 104 do
 105   if test ! -f ${fix_dir}/configure.orig ; then
 106     if test -f ${srcdir}/${fix_dir}/configure ; then
 107       mkdir -p ${fix_dir}
 108       cp -p ${srcdir}/${fix_dir}/configure ${fix_dir}/configure.orig
 109     fi
 110   fi
 111   if test -f ${fix_dir}/configure.orig ; then
 112     sed -f ${DJGPPDIR}/config.sed ${fix_dir}/configure.orig > $TMPFILE
 113     update $TMPFILE ${fix_dir}/configure
 114     touch ./${fix_dir}/configure -r ${fix_dir}/configure.orig
 115     rm -f $TMPFILE
 116   fi
 117   if test -f ${fix_dir}/INSTALL ; then
 118     mv ${fix_dir}/INSTALL ${fix_dir}/INSTALL.txt
 119   fi
 120 done
 121
 122 # Now set the config shell. It is really needed, that the shell
 123 # points to a shell with full path and also it must conatain the
 124 # .exe suffix. I assume here, that bash is installed. If not,
 125 # install it. Additionally, the pathname must not contain a
 126 # drive letter, so use the /dev/x/foo format supported by versions
 127 # of Bash 2.03 and later, and by all DJGPP programs compiled with
 128 # v2.03 (or later) library.
 129 export CONFIG_SHELL=/dev/env/DJDIR/bin/sh.exe
 130
 131 # force to have the ltmain.sh script to be in DOS text format,
 132 # otherwise the resulting ltconfig script will have mixed
 133 # (UNIX/DOS) format and is unusable with Bash ports before v2.03.
 134 utod $srcdir/ltmain.sh
 135
 136 # Give the configure script some hints:
 137 export LD=ld
 138 export NM=nm
 139 export CC=gcc
 140 export CFLAGS="-O2 -g"
 141 export RANLIB=ranlib
 142 export DEFAULT_YACC="bison -y"
 143 export YACC="bison -y"
 144 export DEFAULT_LEX=flex
 145 # Define explicitly the .exe extension because on W95 with LFN=y
 146 # the check might fail
 147 export am_cv_exeext=.exe
 148 # ltconfig wants to compute the maximum command-line length, but
 149 # Bash 2.04 doesn't like that (it doesn't have any limit ;-), and
 150 # reboots the system.  We know our limit in advance, so we don't
 151 # need all that crap.  Assuming that the environment size is less
 152 # than 4KB, we can afford 12KB of command-line arguments.
 153 export lt_cv_sys_max_cmd_len=12288
 154
 155 # The configure script needs to see the `install-sh' script, otherwise
 156 # it decides the source installation is broken.  But "make install" will
 157 # fail on 8+3 filesystems if it finds a file `install-', since there
 158 # are numerous "install-foo" targets in Makefile's.  So we rename the
 159 # offending file after the configure step is done.
 160 if test ! -f ${srcdir}/install-sh ; then
 161   if test -f ${srcdir}/install-.sh ; then
 162     mv ${srcdir}/install-.sh ${srcdir}/install-sh
 163   fi
 164 fi
 165
 166 # Now run the configure script while disabling some things like the NLS
 167 # support, which is nearly impossible to be supported in the current way,
 168 # since it relies on file names which will never work on DOS.
 169 echo "Running the configure script..."
 170 $srcdir/configure --srcdir="$srcdir" --prefix='${DJDIR}' \
 171   --disable-shared --disable-nls --verbose --enable-build-warnings=\
 172 -Wimplicit,-Wcomment,-Wformat,-Wparentheses,-Wpointer-arith $*
 173
 174 if test -f ${srcdir}/install- ; then
 175   mv ${srcdir}/install- ${srcdir}/install-.sh
 176 fi