mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-15 04:31:49 +08:00
341 lines
6.7 KiB
Bash
Executable File
341 lines
6.7 KiB
Bash
Executable File
#!/bin/sh
|
||
# Configuration script for GNU GAS
|
||
# Copyright (C) 1988, 1990, 1991 Free Software Foundation, Inc.
|
||
|
||
#This file is not yet part of GNU GAS.
|
||
|
||
#GNU GAS 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 1, or (at your option)
|
||
#any later version.
|
||
|
||
#GNU GAS 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 GNU GAS; see the file COPYING. If not, write to
|
||
#the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
|
||
|
||
# $Id$
|
||
|
||
#
|
||
# Shell script to create proper links to machine-dependent files in
|
||
# preparation for compiling gas.
|
||
#
|
||
# Usage: configure [-srcdir=DIR] [-host=HOST] TARGET
|
||
#
|
||
# If configure succeeds, it leaves its status in config.status.
|
||
# If configure fails after disturbing the status quo,
|
||
# config.status is removed.
|
||
#
|
||
|
||
progname=$0
|
||
|
||
remove=rm
|
||
hard_link=ln
|
||
symbolic_link='ln -s'
|
||
|
||
host=
|
||
target=
|
||
|
||
#for Test
|
||
#remove="echo rm"
|
||
#hard_link="echo ln"
|
||
#symbolic_link="echo ln -s"
|
||
|
||
for arg in $*;
|
||
do
|
||
case $arg in
|
||
-srcdir=* | +srcdir=* | +srcdi=* | +srcd=* | +src=* | +sr=* | +s=*)
|
||
srcdir=`echo $arg | sed 's/[+-]s[a-z]*=//'`
|
||
;;
|
||
-host=* | +host=* | +hos=* | +ho=* | +h=*)
|
||
host=`echo $arg | sed 's/[+-]h[a-z]*=//'`
|
||
;;
|
||
*)
|
||
# Allow configure HOST TARGET
|
||
if [ x$host = x ]
|
||
then
|
||
host=$target
|
||
fi
|
||
target=$arg
|
||
;;
|
||
esac
|
||
done
|
||
|
||
# Complain if an arg is missing
|
||
if [ x$target = x ]
|
||
then
|
||
echo "Usage: $progname [+srcdir=DIR] [+host=HOST] TARGET"
|
||
echo -n "Where HOST and TARGET are something like "
|
||
echo "\`vax', \`sun3', \`encore', etc."
|
||
if [ -r config.status ]
|
||
then
|
||
cat config.status
|
||
fi
|
||
exit 1
|
||
fi
|
||
|
||
# Default other arg
|
||
if [ x$host = x ]
|
||
then
|
||
host=$target
|
||
fi
|
||
|
||
# Find the source files, if location was not specified.
|
||
if [ x$srcdir = x ]
|
||
then
|
||
srcdirdefaulted=1
|
||
srcdir=.
|
||
if [ ! -r as.c ]
|
||
then
|
||
srcdir=..
|
||
fi
|
||
fi
|
||
|
||
if [ ! -r ${srcdir}/as.c ]
|
||
then
|
||
if [ x$srcdirdefaulted = x ]
|
||
then
|
||
echo "$progname: Can't find assembler sources in \`${srcdir}'." 1>&2
|
||
else
|
||
echo "$progname: Can't find assembler sources in \`.' or \`..'." 1>&2
|
||
fi
|
||
exit 1
|
||
fi
|
||
|
||
# Decode the host machine, then the target machine.
|
||
# For the host machine, we save the ho variable as host_ho;
|
||
# then we decode the target machine and forget everything else
|
||
# that came from the host machine.
|
||
for machine in $host $target; do
|
||
tc=
|
||
obj=
|
||
|
||
host_header=
|
||
obj_header=
|
||
obj_source=
|
||
te_header=
|
||
tc_header=
|
||
tc_source=
|
||
|
||
make_var_file=
|
||
|
||
case $machine in
|
||
generic)
|
||
;;
|
||
i860)
|
||
tc=i860
|
||
obj=aout
|
||
;;
|
||
pmax | dec3100)
|
||
ho=pmax
|
||
;;
|
||
sun386)
|
||
ho=sun386
|
||
;;
|
||
sun4 | sun4-aout | sun-4 | sun4-os4 | sun-4-os4)
|
||
ho=sun4
|
||
tc=sparc
|
||
obj=aout
|
||
;;
|
||
sun4-bout)
|
||
tc=sparc
|
||
obj=bout
|
||
;;
|
||
sun4-bfd-sunos)
|
||
tc=sparc
|
||
obj=bfd-sunos
|
||
;;
|
||
i960 | i960-coff)
|
||
tc=i960
|
||
obj=coff
|
||
te=ic960
|
||
;;
|
||
i960-bout)
|
||
tc=i960
|
||
obj=bout
|
||
;;
|
||
i960-aout)
|
||
tc=i960
|
||
obj=aout
|
||
;;
|
||
sun3 | sun3-aout)
|
||
ho=sun3
|
||
tc=m68k
|
||
obj=aout
|
||
te=sun3
|
||
;;
|
||
a29k | a29k-aout)
|
||
tc=a29k
|
||
obj=aout
|
||
;;
|
||
a29k-coff)
|
||
tc=a29k
|
||
obj=coff
|
||
;;
|
||
i386)
|
||
tc=i386
|
||
obj=aout
|
||
;;
|
||
ns32k)
|
||
tc=ns32k
|
||
obj=aout
|
||
;;
|
||
vax)
|
||
tc=vax
|
||
obj=aout
|
||
;;
|
||
rs6000)
|
||
;;
|
||
esac
|
||
if [ x$pass1done = x ]
|
||
then
|
||
if [ x$ho = x ]; then ho=$host; fi
|
||
if [ x$ho_header = x ]; then ho_ho_header=ho-$ho.h
|
||
else ho_ho_header=$ho_header
|
||
fi
|
||
if [ x$make_var_file = x ]
|
||
then make_var_file=make-$ho; fi
|
||
ho_make_var_file=$make_var_file
|
||
pass1done=yes
|
||
else
|
||
host_make_var_file=$ho_make_var_file
|
||
ho_header=$ho_ho_header
|
||
fi
|
||
done
|
||
|
||
|
||
# Default the machine-specific variables that were not explicitly set.
|
||
if [ x$te = x ]
|
||
then te=generic; fi
|
||
|
||
if [ x$te_header = x ]
|
||
then te_header=te-$te.h; fi
|
||
|
||
|
||
if [ x$tc = x ]
|
||
then tc=generic; fi
|
||
|
||
if [ x$tc_header = x ]
|
||
then tc_header=tc-$tc.h; fi
|
||
|
||
if [ x$tc_source = x ]
|
||
then tc_source=tc-$tc.c; fi
|
||
|
||
|
||
if [ x$obj = x ]
|
||
then obj=generic; fi
|
||
|
||
if [ x$obj_header = x ]
|
||
then obj_header=obj-$obj.h; fi
|
||
|
||
if [ x$obj_source = x ]
|
||
then obj_source=obj-$obj.c; fi
|
||
|
||
|
||
if [ x$atof_source = x ]
|
||
then atof_source=atof-ieee.c; fi
|
||
|
||
# Set up the list of links to be made.
|
||
# $links is the list of link names, and $files is the list of names to link to.
|
||
files="$ho_header $te_header $tc_header $tc_source $obj_header $obj_source $atof_source"
|
||
links="host.h targ-env.h targ-cpu.h targ-cpu.c obj-format.h obj-format.c atof-targ.c"
|
||
|
||
# Make the links.
|
||
while [ -n "$files" ]
|
||
do
|
||
# set file to car of files, files to cdr of files
|
||
set $files; file=$1; shift; files=$*
|
||
set $links; link=$1; shift; links=$*
|
||
|
||
if [ ! -r ${srcdir}/config/$file ]
|
||
then
|
||
echo "$progname: cannot create a link \`$link'," 1>&2
|
||
echo "since the file \`config/$file' does not exist." 1>&2
|
||
exit 1
|
||
fi
|
||
|
||
$remove -f $link
|
||
rm -f config.status
|
||
# Make a symlink if possible, otherwise try a hard link
|
||
$symbolic_link ${srcdir}/config/$file $link 2>/dev/null || $hard_link ${srcdir}/config/$file $link
|
||
|
||
if [ ! -r $link ]
|
||
then
|
||
echo "$progname: unable to link \`$link' to \`${srcdir}/config/$file'." 1>&2
|
||
exit 1
|
||
fi
|
||
echo "Linked \`$link' to \`${srcdir}/config/$file'."
|
||
done
|
||
|
||
# Build a Makefile
|
||
|
||
# Install a makefile, and make it set srcdir
|
||
# if necessary so that the sources are found.
|
||
# Also change its value of srcdir.
|
||
# Also create a .gdbinit file which runs the one in srcdir
|
||
# and tells GDB to look there for source files.
|
||
case $srcdir in
|
||
.)
|
||
;;
|
||
*)
|
||
echo "VPATH = ${srcdir}" > x
|
||
cat x ${srcdir}/Makefile.in | sed "s@^srcdir = \.@srcdir = ${srcdir}@" > Makefile.in
|
||
rm x
|
||
echo "dir ." > .gdbinit
|
||
echo "dir ${srcdir}" >> .gdbinit
|
||
echo "source ${srcdir}/.gdbinit" >> .gdbinit
|
||
;;
|
||
esac
|
||
|
||
# Conditionalize the makefile for this machine.
|
||
if [ -f ${srcdir}/config/${host_make_var_file} ]
|
||
then
|
||
sed -e "/####/ r ${srcdir}/config/${host_make_var_file}" Makefile.in > Makefile.tem
|
||
else
|
||
cp Makefile.in Makefile.tem
|
||
fi
|
||
|
||
# Remove all formfeeds, since some Makes get confused by them.
|
||
sed "s/ //" Makefile.tem > Makefile.tem1
|
||
|
||
# Delete the intermediate files
|
||
rm Makefile.tem
|
||
if [ x$srcdir != x. ]
|
||
then
|
||
rm Makefile.in
|
||
fi
|
||
|
||
|
||
# actual Makefile starts here.
|
||
|
||
echo "host = $host" > Makefile
|
||
echo "target = $target" >> Makefile
|
||
|
||
# Define macro CROSS_ASSEMBLE in compilation if this is a cross-assembler.
|
||
if [ x$host = x$target ]
|
||
then
|
||
sed "/^ALL=gas/s//ALL=bootstrap/" < Makefile.tem1 >> Makefile
|
||
else
|
||
echo "CROSS=-DCROSS_ASSEMBLE" >> Makefile
|
||
cat Makefile.tem1 >> Makefile
|
||
fi
|
||
|
||
rm Makefile.tem1
|
||
|
||
echo "Edited the makefile"
|
||
|
||
if [ x$host = x$target ]
|
||
then
|
||
echo "Links are now set up for use with a $target." \
|
||
| tee config.status
|
||
else
|
||
echo "Links are now set up for host $host and target $target." \
|
||
| tee config.status
|
||
fi
|
||
|
||
exit 0
|