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 (C) 1997-2021 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 3 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, see <http://www.gnu.org/licenses/>. 25#===================================================================== 26# 27# Call this script like the main configure script with one exception. If you 28# want to pass parameters to configure, you have to pass as the first 29# argument the srcdir, even when it is `.' !!!!! 30# 31# First, undo any CDPATH settings; they will get in our way when we 32# chdir to directories. 33unset CDPATH 34 35# Where are the sources? If you are used to having the sources 36# in a separate directory and the objects in another, then set 37# here the full path to the source directory and run this script 38# in the directory where you want to build gdb!! 39# You might give the source directory on commandline, but use 40# then only forward slashes (/) in the directories. It should be 41# an absolute path. 42 43if [ x$1 = x ]; then 44 srcdir=`pwd` 45else 46 srcdir=`cd $1 && pwd` 47 shift 48fi 49 50# Make sure they don't have some file names mangled by untarring. 51echo -n "Checking the unpacked distribution..." 52if ( ! test -f ${srcdir}/bfd/ChangeLog.0203 || \ 53 ! test -f ${srcdir}/gdb/ChangeLog.002 || \ 54 ! test -f ${srcdir}/opcodes/ChangeLog.0203 || \ 55 ! test -f ${srcdir}/readline/config.h-in ) ; then 56 if ( ! test -f ${srcdir}/bfd/ChangeLog.0203 ) ; then 57 notfound=${srcdir}/bfd/ChangeLog.0203 58 else 59 if ( ! test -f ${srcdir}/gdb/ChangeLog.002) ; then 60 notfound=${srcdir}/gdb/ChangeLog.002 61 else 62 if ( ! test -f ${srcdir}/readline/config.h-in ) ; then 63 notfound=${srcdir}/readline/config.h-in 64 else 65 if ( ! test -f ${srcdir}/opcodes/ChangeLog.0203 ) ; then 66 notfound=${srcdir}/opcodes/ChangeLog.0203 67 fi 68 fi 69 fi 70 fi 71 echo " FAILED." 72 echo "(File $notfound was not found.)" 73 echo "" 74 echo "You MUST unpack the sources with the DJTAR command, like this:" 75 echo "" 76 echo " djtar -x -n fnchange.lst gdb-X.YZ.tar.gz" 77 echo "" 78 echo "where X.YZ is the GDB version, and fnchange.lst can be found" 79 echo "in the gdb/config/djgpp/ directory in the GDB distribution." 80 echo "" 81 echo "configure FAILED!" 82 exit 1 83else 84 echo " ok." 85fi 86 87# Where is the directory with DJGPP-specific scripts? 88DJGPPDIR=${srcdir}/gdb/config/djgpp 89 90echo "Editing configure scripts for DJGPP..." 91TMPFILE="${TMPDIR-.}/cfg.tmp" 92 93# We need to skip the build directory if it is a subdirectory of $srcdir, 94# otherwise we will have an infinite recursion on our hands... 95if test "`pwd`" = "${srcdir}" ; then 96 SKIPDIR="" 97 SKIPFILES="" 98else 99 SKIPDIR=`pwd | sed -e "s|${srcdir}|.|"` 100 SKIPFILES="${SKIPDIR}/*" 101fi 102 103# We use explicit /dev/env/DJDIR/bin/find to avoid catching 104# an incompatible DOS/Windows version that might be on their PATH. 105for fix_dir in \ 106 `cd $srcdir && /dev/env/DJDIR/bin/find . -type d ! -ipath "${SKIPDIR}" ! -ipath "${SKIPFILES}"` 107do 108 if test ! -f ${fix_dir}/configure.orig ; then 109 if test -f ${srcdir}/${fix_dir}/configure ; then 110 mkdir -p ${fix_dir} 111 cp -p ${srcdir}/${fix_dir}/configure ${fix_dir}/configure.orig 112 fi 113 fi 114 if test -f ${fix_dir}/configure.orig ; then 115 sed -f ${DJGPPDIR}/config.sed ${fix_dir}/configure.orig > $TMPFILE 116 update $TMPFILE ${fix_dir}/configure 117 touch ./${fix_dir}/configure -r ${fix_dir}/configure.orig 118 rm -f $TMPFILE 119 fi 120 if test -f ${fix_dir}/INSTALL ; then 121 mv ${fix_dir}/INSTALL ${fix_dir}/INSTALL.txt 122 fi 123done 124 125# Now set the config shell. It is really needed, that the shell 126# points to a shell with full path and also it must conatain the 127# .exe suffix. I assume here, that bash is installed. If not, 128# install it. Additionally, the pathname must not contain a 129# drive letter, so use the /dev/x/foo format supported by versions 130# of Bash 2.03 and later, and by all DJGPP programs compiled with 131# v2.03 (or later) library. 132export CONFIG_SHELL=/dev/env/DJDIR/bin/sh.exe 133 134# force to have the ltmain.sh script to be in DOS text format, 135# otherwise the resulting ltconfig script will have mixed 136# (UNIX/DOS) format and is unusable with Bash ports before v2.03. 137utod $srcdir/ltmain.sh 138 139# Give the configure script some hints: 140export LD=ld 141export NM=nm 142export CC=gcc 143export CXX=gpp 144export CFLAGS="-O2 -ggdb -g3" 145export RANLIB=ranlib 146export DEFAULT_YACC="bison -y" 147export YACC="bison -y" 148export DEFAULT_LEX=flex 149export PATH_SEPARATOR=';' 150# Define explicitly the .exe extension because on W95 with LFN=y 151# the check might fail 152export am_cv_exeext=.exe 153# ltconfig wants to compute the maximum command-line length, but 154# Bash 2.04 doesn't like that (it doesn't have any limit ;-), and 155# reboots the system. We know our limit in advance, so we don't 156# need all that crap. Assuming that the environment size is less 157# than 4KB, we can afford 12KB of command-line arguments. 158export lt_cv_sys_max_cmd_len=12288 159# Force depcomp to use _deps rather than .deps as the name of the 160# subdirectory where the *.Po dependency files are put. File names 161# with leading dots are invalid on DOS 8+3 filesystems. 162export DEPDIR=${DEPDIR:-_deps} 163 164# The configure script needs to see the `install-sh' script, otherwise 165# it decides the source installation is broken. But "make install" will 166# fail on 8+3 filesystems if it finds a file `install-', since there 167# are numerous "install-foo" targets in Makefile's. So we rename the 168# offending file after the configure step is done. 169if test ! -f ${srcdir}/install-sh ; then 170 if test -f ${srcdir}/install-.sh ; then 171 mv ${srcdir}/install-.sh ${srcdir}/install-sh 172 fi 173fi 174 175# Now run the configure script while disabling some things like the NLS 176# support, which is nearly impossible to be supported in the current way, 177# since it relies on file names which will never work on DOS. 178echo "Running the configure script..." 179$srcdir/configure --srcdir="$srcdir" --prefix='${DJDIR}' \ 180 --disable-shared --disable-nls --verbose --enable-build-warnings=\ 181-Wimplicit,-Wcomment,-Wformat,-Wparentheses,-Wpointer-arith,-Wuninitialized $* 182 183if test -f ${srcdir}/install- ; then 184 mv ${srcdir}/install- ${srcdir}/install-.sh 185fi 186