Now handles multiple host and targets.
[deliverable/binutils-gdb.git] / ld / configure
index 627867a3aa2f0ea65e29c57ae40927a6d1e3a67d..2c5e423d83cb01bff68a18f6c9f5c097818789a6 100755 (executable)
@@ -1,12 +1,9 @@
 #!/bin/sh
-# Do not edit this file.  It is generated automatically from configure.in
-# and a configure template.
+# Please do not edit this file.  It is generated automatically from
+# configure.in and a configure template.
 configdirs=
 
 #!/bin/sh
-# Do not edit this file.  It is generated automatically from configure.in
-# and a configure template.
-configdirs=
 
 # Configuration script template
 #   Copyright (C) 1988, 1990, 1991 Free Software Foundation, Inc.
@@ -27,19 +24,17 @@ configdirs=
 #along with GNU CC; 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 gcc.
-#
-# Usage: configure [+srcdir=DIR] [+host=HOST] [+gas] [+nfp] TARGET
+# preparation for compilation.
 #
 # 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'
@@ -50,591 +45,201 @@ symbolic_link='ln -s'
 #symbolic_link="echo ln -s"
 
 # clear some things potentially inherited from environment.
+ansi=
+defaulttargets=
+destdir=
+fatal=
+hostsubdir=
+norecurse=
+removing=
+srcdir=
+srctrigger=
 target=
+targets=
+targetsubdir=
 template=
-removing=
-norecurse=
-ansi=
+verbose=
 
 for arg in $*;
 do
-       case $arg in
+       case ${arg} in
        -ansi | +ansi)
                ansi=true
                ;;
-       -template=* | +template=*)
-               template=`echo $arg | sed 's/[+-]template=//'`
+       -destdir=* | +destdir=* | +destdi=* | +destd=* | +dest=* | +des=* | +de=* | +d=*)
+               destdir=`echo ${arg} | sed 's/[+-]d[a-z]*=//'`
+               ;;
+       -forcesubdirs | +forcesubdirs | +f)
+               forcesubdirs=${arg}
+               ;;
+       -languages=* | +languages=* | +language=* | +languag=* \
+               | +langua=* | +langu=* | +lang=* | +lan=* | +la=* \
+               | +l=*)
+               languages="${languages} `echo ${arg} | sed 's/[+-]l[a-z]*=//'`"
+               ;;
+       -gas | +gas | +ga | +g)
+               gas=yes
+               ;;
+       -help | +h | +help)
+               fatal=true
+               ;;
+       -nfp | +nfp | +nf | +n)
+               nfp=yes
                ;;
        -norecurse | +norecurse)
                norecurse=true
                ;;
        -rm | +rm)
-               removing=$arg
+               removing=${arg}
                ;;
-       -srcdir=* | +srcdir=* | +srcdi=* | +srcd=* | +src=* | +sr=* | +s=*)
-               srcdir=`echo $arg | sed 's/[+-]s[a-z]*=//'`
+#      -srcdir=* | +srcdir=* | +srcdi=* | +srcd=* | +src=* | +sr=* | +s=*)
+#              srcdir=`echo ${arg} | sed 's/[+-]s[a-z]*=//'`
+#              ;;
+       -target=* | +target=* | +targe=* | +targ=* | +tar=* | +ta=* | +t=*)
+               if [ -n "${targets}" ] ; then
+                       forcesubdirs="+forcesubdirs"
+               fi
+
+               newtargets="${targets} `echo ${arg} | sed 's/[+-]t[a-z]*=//'`"
+               targets="${newtargets}"
                ;;
-       -host=* | +host=* | +hos=* | +ho=* | +h=*)
-               host=`echo $arg | sed 's/[+-]h[a-z]*=//'`
-               ;; 
-       -languages=* | +languages=* | -languag=* | +languag=* | langua=* \
-               | +langua=* | -langu=* | +langu=* | -lang=* | +lang=* | -lan=* \
-               | +lan=* | -la=* | +la=* | -l=* | +l=*)
-               languages="$languages `echo $arg | sed 's/[+-]l[a-z]*=//'`"
+       -template=* | +template=*)
+               template=`echo ${arg} | sed 's/[+-]template=//'`
                ;;
-       -gas | +gas | +ga | +g)
-               gas=yes
+       +verbose | +verbos | +verbo | +verb | +ver | +ve | +v)
+               verbose=${arg}
                ;;
-       -nfp | +nfp | +nf | +n)
-               nfp=yes
+       -* | +*)
+               (echo ;
+               echo "Unrecognized option: \"${arg}\"". ;
+               echo) 1>&2
+               fatal=true
                ;;
        *)
-# Allow configure HOST TARGET
-               if [ x$host = x ] ; then host=$target ; fi
-               target=$arg
+               if [ -n "${hosts}" ] ; then
+                       forcesubdirs="+forcesubdirs"
+               fi
+
+               newhosts="${hosts} ${arg}"
+               hosts=${newhosts}
                ;;
        esac
 done
 
-# process host and target only if not rebuilding configure itself.
-if [ -z "$template" ]
-then
+if [ -n "${verbose}" ] ; then
+       echo `pwd`/configure $*
+       echo targets=\"${targets}\"
+fi
+
+# process host and target only if not rebuilding configure itself or removing.
+if [ -z "${template}" -a -z "${removing}" -a -z "${fatal}" ] ; then
        # Complain if an arg is missing
-       if [ x$target = x ]
-       then
-               echo "Usage: $progname [+srcdir=DIR] [+host=HOST] [+gas] [+nfp] TARGET"
-               echo -n "Where HOST and TARGET are something like "
-               echo "\`vax', \`sun3', \`encore', etc."
-               if [ -r config.status ]
-               then
-                       cat config.status
-               fi
-               exit 1
+       if [ -z "${hosts}" ] ; then
+               (echo ;
+               echo "configure: No HOST specified." ;
+               echo) 2>&1
+               fatal=true
        fi
+fi
 
-       # Default other arg
-       if [ x$host = x ]
-       then
-               host=$target
+if [ -n "${fatal}" -o "${hosts}" = "help" ] ; then
+       (echo "Usage: configure HOST" ;
+       echo ;
+       echo "Options: [defaults in brackets]" ;
+       echo " +ansi            configure w/ANSI library. [no ansi lib]" ;
+       echo " +destdir=MYDIR   configure for installation into MYDIR. [/usr/local]" ;
+       echo " +forcesubdirs    configure in subdirectories.  [in source directories]" ;
+       echo " +lang=LANG       configure to build LANG. [gcc]" ;
+       echo " +help            print this message. [normal config]" ;
+       echo " +gas             configure the compilers for use with gas. [native as]" ;
+       echo " +nfp             configure the compilers default to soft floating point. [hard float]" ;
+       echo " +norecurse       configure this directory only. [recurse]" ;
+       echo " +rm              remove this configuration. [build a configuration]" ;
+       echo " +target=TARGET   configure for TARGET.  [TARGET = HOST]" ;
+       echo " +template=TEM    rebuild configure using TEM. [normal config]" ;
+       echo ;
+       echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
+       echo "Asking for more than one \"+target\" implies \"+forcesubdirs\".  Any other" ;
+       echo "options given will apply to all targets.") 1>&2
+
+       if [ -r config.status ] ; then
+               cat config.status
        fi
 
-       # Decode the host machine, then the target machine.
-       # For the host machine, we save the xm_file variable as host_xm_file;
-       # then we decode the target machine and forget everything else
-       # that came from the host machine.
-       for machine in $host $target; do
-
-               # Separate what the user gave into CPU/company and OS (if any).
-               basic_machine=`echo $machine | sed 's/-[^-]*$//'`
-               if [ $basic_machine != $machine ]
-               then os=`echo $machine | sed 's/[^-]*-/-/'`
-               else os=; fi
-
-               # Decode aliases for certain machine/company combinations.
-               case $basic_machine in
-                       iris | iris4d)
-                               basic_machine=mips/sgi
-                               ;;
-                       news | news800)
-                               basic_machine=m68k/sony
-                               ;;
-                       3b1 | 7300 | 7300/att | att-7300)
-                               basic_machine=m68k/att
-                               ;;
-                       delta | 3300 | motorola-3300 | motorola-delta \
-                             | 3300/motorola | delta/motorola)
-                               basic_machine=m68k/motorola
-                               ;;
-                       vax/dec)
-                               basic_machine=vax
-                               ;;
-                       balance)
-                               basic_machine=ns32k/sequent
-                               ;;
-                       symmetry)
-                               basic_machine=i386/sequent
-                               ;;
-                       sun2)
-                               basic_machine=m68000/sun
-                               ;;
-                       sun3)
-                               basic_machine=m68k/sun
-                               ;;
-                       sun4)
-                               basic_machine=sparc/sun
-                               ;;
-                       sun386 | sun386i)
-                               basic_machine=i386/sun
-                               ;;
-                       ps2)
-                               basic_machine=i386/ibm
-                               ;;
-                       next)
-                               basic_machine=m68k/next
-                               ;;
-                       hp9k3[2-9][0-9])
-                               basic_machine=m68k/hp
-                               ;;
-                       hp9k31[0-9] | hp9k2[0-9][0-9])
-                               basic_machine=m68000/hp
-                               ;;
-                       isi68)
-                               basic_machine=m68k/isi
-                               ;;
-                       apollo68)
-                               basic_machine=m68k/apollo
-                               ;;
-                       altos | altos3068)
-                               basic_machine=m68k/altos
-                               ;;
-                       miniframe)
-                               basic_machine=m68000/convergent
-                               ;;
-                       tower | tower-32)
-                               basic_machine=m68k/ncr
-                               ;;
-                       news-3600 | risc-news)
-                               basic_machine=mips/sony
-                               ;;
-                       decstation | decstation-3100 | pmax)
-                               basic_machine=mips/dec
-                               ;;
-                       gmicro)
-                               basic_machine=tron
-                               ;;
-                       convex-c1)
-                               basic_machine=c1/convex
-                               ;;
-                       convex-c2)
-                               basic_machine=c2/convex
-                               ;;
-               esac
-
-               # Decode manufacturer-specific aliases for certain operating systems.
-
-               case $os in
-                       -newsos*)
-                               os=-bsd
-                               ;;
-                       -ultrix*)
-                               os=-bsd
-                               ;;
-                       -dynix*)
-                               os=-bsd
-                               ;;
-                       -ctix*)
-                               os=-sysv
-                               ;;
-               esac
-
-               machine=$basic_machine$os
-
-               cpu_type=
-               xm_file=
-               tm_file=
-               make_var_file=
-
-               case $machine in
-               vax | vax-bsd*)                 # vaxen running BSD
-                       ;;
-               vax-vms | vms)                  # vaxen running VMS
-                       cpu_type=vax
-                       xm_file=xm-vms.h
-                       tm_file=tm-vms.h
-                       ;;
-               vax-sysv* | vaxv)               # vaxen running system V
-                       cpu_type=vax
-                       xm_file=xm-vaxv.h
-                       tm_file=tm-vaxv.h
-                       ;;
-               tahoe | tahoe-bsd*)             # tahoe running BSD
-                       ;;
-               tahoe/harris*)                  # Harris tahoe, using COFF.
-                       cpu_type=tahoe
-                       ;;
-               i386/sequent* | i386/sequent-bsd*)  # 80386 from Sequent
-                       cpu_type=i386
-                       xm_file=xm-i386.h
-                       tm_file=tm-seq386.h
-                       ;;
-               i386-mach | i386/*-mach)
-                       cpu_type=i386
-                       xm_file=xm-i386.h
-                       tm_file=tm-i386gas.h
-                       ;;
-               i386/sco | i386/sco-sysv* | i386/*-sco) # 80386 running SCO system
-                       cpu_type=i386
-                       xm_file=xm-i386v.h
-                       tm_file=tm-i386sco.h
-                       make_var_file=make-i386sco
-                       ;;
-               i386/isc | i386/isc-sysv* | i386/*-isc) # 80386 running ISC system
-                       cpu_type=i386
-                       xm_file=xm-i386v.h
-                       tm_file=tm-i386isc.h
-                       make_var_file=make-i386isc
-                       ;;
-               i386/ibm | i386-aix | i386/ibm-aix)     # IBM PS/2 running AIX
-                       cpu_type=i386
-                       tm_file=tm-i386v.h
-                       xm_file=xm-i386v.h
-                       make_var_file=make-i386v
-                       ;;
-               i386/sun*)
-                       cpu_type=i386
-                       xm_file=xm-sun386i.h
-                       tm_file=tm-sun386i.h
-                       ;;
-               i386-sysv4 | i386/*-sysv4 | i386v4)  # Intel 80386's running system V.4
-                       cpu_type=i386
-                       xm_file=xm-i386v.h
-                       make_var_file=make-i386v
-                       tm_file=tm-i386v4.h
-                       ;;
-               i386-sysv* | i386/*-sysv* | i386v)  # Intel 80386's running system V
-                       cpu_type=i386
-                       xm_file=xm-i386v.h
-                       make_var_file=make-i386v
-                       if [ x$gas = xyes ]
-                       then
-                               tm_file=tm-i386gas.h
-                       else
-                               tm_file=tm-i386v.h
-                       fi
-                       ;;
-               i860 | i860-sysv* | i860/*-sysv*)
-                       cpu_type=i860
-                       if [ x$gas = xyes ]
-                       then
-                               tm_file=tm-i860g.h
-                       else
-                               tm_file=tm-i860.h
-                       fi
-                       ;;
-               i860-bsd* | i860/*-bsd*)
-                       cpu_type=i860
-                       if [ x$gas = xyes ]
-                       then
-                               tm_file=tm-i860bsdg.h
-                       else
-                               tm_file=tm-i860bsd.h
-                       fi
-                       ;;
-               sparc | sparc/* | sparc-*os4 | sparc/*-*os4)
-                       cpu_type=sparc
-                       tm_file=tm-sparc.h
-                       ;;
-               sparc-*os3 | sparc/*-*os3)
-                       cpu_type=sparc
-                       tm_file=tm-sun4os3.h
-                       ;;
-               m68k/next)
-                       cpu_type=m68k
-                       tm_file=tm-next.h
-                       out_file=out-next.c
-                       xm_file=xm-next.h
-                       ;;
-               m68k/sun-*os3)
-                       cpu_type=m68k
-                       if [ x$nfp = xyes ]
-                       then
-                               tm_file=tm-sun3os3nf.h
-                       else
-                               tm_file=tm-sun3os3.h
-                       fi
-                       ;;
-               m68k/sun-mach)
-                       cpu_type=m68k
-                       tm_file=tm-sun3mach.h
-                       ;;
-               m68k/sun | m68k/sun-*os4)
-                       cpu_type=m68k
-                       if [ x$nfp = xyes ]
-                       then
-                               tm_file=tm-sun3nfp.h
-                       else
-                               tm_file=tm-sun3.h
-                       fi
-                       ;;
-               m68k/hp | m68k/hp-hpux*)        # HP 9000 series 300
-                       cpu_type=m68k
-                       xm_file=xm-hp9k320.h
-                       if [ x$gas = xyes ]
-                       then
-                               make_var_file=make-hp9k320g
-                               tm_file=tm-hp9k320g.h
-                       else
-                               make_var_file=make-hp9k320
-                               tm_file=tm-hp9k320.h
-                       fi
-                       ;;
-               m68k/hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
-                       cpu_type=m68k
-                       tm_file=tm-hp9k3bsd.h
-                       ;;
-               m68k/isi | m68k/isi-bsd*)
-                       cpu_type=m68k
-                       if [ x$nfp = xyes ]
-                       then
-                               tm_file=tm-isi68-nfp.h
-                       else
-                               tm_file=tm-isi68.h
-                       fi
-                       ;;
-               m68k/sony | m68k/sony-bsd*)
-                       xm_file=xm-m68k.h
-                       cpu_type=m68k
-                       if [ x$gas = xyes ]
-                       then
-                               tm_file=tm-newsgas.h
-                       else
-                               tm_file=tm-news.h
-                       fi
-                       ;;
-               m68k/altos | m68k/altos-sysv*)             # Altos 3068
-                       cpu_type=m68k
-                       if [ x$gas = xyes ]
-                       then
-                               xm_file=xm-altos3068.h
-                               tm_file=tm-altos3068.h
-                       else
-                               echo "The Altos is supported only with the GNU assembler" 1>&2
-                               exit 1
-                       fi
-                       ;;
-               m68k/motorola | m68k/motorola-sysv*)
-                       cpu_type=m68k
-                       tm_file=tm-mot3300.h
-                       xm_file=xm-mot3300.h
-                       ;;
-               m68k/crds | m68k/crds-unos | m68k-unos | crds | unos)
-                       cpu_type=m68k
-                       xm_file=xm-crds.h
-                       make_var_file=make-crds
-                       tm_file=tm-crds.h
-                       ;;
-               m68k/apollo)
-                       cpu_type=m68k
-                       make_var_file=make-apollo68
-                       tm_file=tm-apollo68.h
-                       ;;
-               m68k/ncr | m68k/ncr-sysv*)      # NCR Tower 32 SVR3
-                       cpu_type=m68k
-                       tm_file=tm-tower-as.h
-                       xm_file=xm-tower.h
-                       ;;
-               m68000/sun | m68000/sun-*os3)
-                       cpu_type=m68k
-                       tm_file=tm-sun2.h
-                       ;;
-               m68000/sun-*os4)
-                       cpu_type=m68k
-                       tm_file=tm-sun2os4.h
-                       ;;
-               m68000/hp | m68000/hp-hpux*)    # HP 9000 series 300
-                       cpu_type=m68k
-                       xm_file=xm-hp9k310.h
-                       if [ x$gas = xyes ]
-                       then
-                               make_var_file=make-hp9k320g
-                               tm_file=tm-hp9k310g.h
-                       else
-                               make_var_file=make-hp9k320
-                               tm_file=tm-hp9k310.h
-                       fi
-                       ;;
-               m68000/hp-bsd*)                 # HP 9000/200 running BSD
-                       cpu_type=m68k
-                       tm_file=tm-hp9k2bsd.h
-                       make_var_file=make-hp9k2bsd
-                       ;;
-               m68000/att | m68000/att-sysv*)
-                       cpu_type=m68k
-                       xm_file=xm-3b1.h
-                       if [ x$gas = xyes ]
-                       then
-                               tm_file=tm-3b1g.h
-                       else
-                               tm_file=tm-3b1.h
-                       fi
-                       ;;
-               m68000/convergent | m68000/convergent-sysv*)
-                       cpu_type=m68k
-                       xm_file=xm-3b1.h
-                       tm_file=tm-ctix.h
-                       ;;
-               ns32k/sequent | ns32k/sequent-bsd*)
-                       cpu_type=ns32k
-                       tm_file=tm-sequent.h
-                       ;;
-               ns32k/encore | ns32k/encore-bsd* | encore | encore-bsd*)
-                       cpu_type=ns32k
-                       tm_file=tm-encore.h
-                       ;;
-               ns32k-genix* | ns32k/*-genix* | genix)
-                       cpu_type=ns32k
-                       xm_file=xm-genix.h
-                       make_var_file=make-genix
-                       tm_file=tm-genix.h
-                       ;;
-               merlin)
-                       cpu_type=ns32k
-                       ;;
-               m88k/dg | m88k/dg-dgux* | m88k-dgux*)
-                       cpu_type=m88k
-                       xm_file=xm-m88kdgux.h
-                       make_var_file=make-m88kdgux
-                       tm_file=tm-m88kdgux.h
-                       ;;
-               m88k-v88r32 | m88k/*-v88r32)
-                       cpu_type=m88k
-                       tm_file=tm-v88r32.h
-                       xm_file=xm-v88r32.h
-                       ;;
-               m88k-sysv* | m88k/*-sysv*)
-                       cpu_type=m88k
-                       tm_file=tm-m88ksvr4.h
-                       xm_file=xm-m88ksvr4.h
-                       ;;
-               alliant | alliant/alliant)      # Alliant FX/8
-                       cpu_type=alliant
-                       tm_file=tm-alliant.h
-                       ;;
-               c1/convex)                      # Convex C1
-                       if [ -r /usr/include/stdlib.h ]
-                       then
-                               tm_file=tm-convex1.h
-                       else
-                               tm_file=tm-conv1os7.h
-                       fi
-                       cpu_type=convex
-                       ;;
-               c2/convex)                      # Convex C2
-                       if [ -r /usr/include/stdlib.h ]
-                       then
-                               tm_file=tm-convex2.h
-                       else
-                               tm_file=tm-conv2os7.h
-                       fi
-                       cpu_type=convex
-                       ;;
-               mips/sgi | mips/sgi-sysv*)      # Mostly like a MIPS.
-                       cpu_type=mips
-                       tm_file=tm-iris.h
-                       xm_file=xm-iris.h
-                       ;;
-               mips | mips/mips)               # Default MIPS environment.
-                       ;;
-               mips/dec | mips/dec-bsd*)       # Decstation.
-                       cpu_type=mips
-                       tm_file=tm-decstatn.h
-                       ;;
-               mips/sony | mips/sony-bsd*)     # Sony NEWS 3600 or risc/news.
-                       cpu_type=mips
-                       tm_file=tm-mips-news.h
-                       ;;
-               mips/*-sysv* | mips-sysv*)      # SYSV variant of MIPS system.
-                       cpu_type=mips
-                       tm_file=tm-mips-sysv.h
-                       ;;
-               mips/*-bsd* | mips-bsd*)        # BSD 4.3 variant of MIPS system.
-                       cpu_type=mips
-                       tm_file=tm-mips-bsd.h
-                       ;;
-               pyramid | pyramid/* | pyramid-*)
-                       cpu_type=pyr
-                       tm_file=tm-pyr.h
-                       ;;
-               tron | tron/*)
-                       cpu_type=gmicro
-                       tm_file=tm_gmicro.h
-                       ;;
-               a29k-bsd* | a29k/*-bsd*)
-                       cpu_type=a29k
-                       tm_file=tm-a29kunix.h
-                       ;;
-               i960)                           # Default i960 environment.
-                       ;;
-       #       370)
-       #               ;;
-               esac
-               if [ x$pass1done = x ]
-               then
-                       if [ x$cpu_type = x ]; then cpu_type=$host; fi
-                       if [ x$xm_file = x ]; then host_xm_file=xm-$cpu_type.h
-                       else host_xm_file=$xm_file
-                       fi
-                       if [ x$make_var_file = x ]
-                       then make_var_file=make-$cpu_type; fi
-                       host_make_var_file=$make_var_file
-                       pass1done=yes
-               fi
-       done
-
-       # Default the machine-specific variables that were not explicitly set.
-       if [ x$cpu_type = x ]
-       then cpu_type=$target; fi
+       exit 1
+fi
 
-       if [ x$tm_file = x ]
-       then tm_file=tm-$target.h; fi
+#### configure.in common parts come in here.
+# This file is a shell script fragment that supplies the information
+# necessary to tailor a template configure script into the configure
+# script appropriate for this directory.  For more information, check
+# any existing configure script.
 
-       md_file=${cpu_type}.md
+configdirs=
+srctrigger=ldversion.c
+srcname="linker"
 
-       if [ x$out_file = x ]
-       then out_file=out-$cpu_type.c; fi
-fi
+# per-host:
 
-#### configure.in files go here.
-### end of configure.in
+## end of common part
 
 # are we rebuilding config itself?
-if [ -n "$template" ]
-then
-       if [ ! -r $template ]
-       then
+if [ -n "${template}" ] ; then
+       if [ ! -r ${template} ] ; then
                echo "Can't find template ${template}."
                exit 1
        fi
 
        mv configure configure.old
        echo "#!/bin/sh" > configure
-       echo "# Do not edit this file.  It is generated automatically from configure.in" >> configure
-       echo "# and a configure template." >> configure
+       echo "# Please do not edit this file.  It is generated automatically from" >> configure
+       echo "# configure.in and a configure template." >> configure
        echo "configdirs=" >> configure
        echo >> configure
 
-       if [ -r configure.in ]
-       then
-               sed -e "/^####/  r configure.in" $template >> configure
+       if [ -r configure.in ] ; then
+               if [ -z "`grep '^# per\-host:' configure.in`" ] ; then
+                       echo `pwd`/configure.in has no "per-host:" line.
+                       exit 1
+               fi
+
+               if [ -z "`grep '^# per\-target:' configure.in`" ] ; then
+                       echo `pwd`/configure.in has no "per-target:" line.
+                       exit 1
+               fi
+
+               sed -e '/^# per\-target:/,$d' configure.in > configure.com
+               sed -e '1,/^# per\-target:/d' configure.in > configure.tgt
+
+               sed -e '/^#### configure.in common parts/  r configure.com' \
+                       -e '/^##### /  r configure.tgt' \
+                       ${template} >> configure
+
+               rm -f configure.com configure.tgt configure.hst
        else
-               cat $template >> configure
+               echo Warning: no configure.in in `pwd`
+               cat ${template} >> configure
        fi
 
        chmod a+x configure
        rm configure.old
-#      echo Rebuilt configure in `pwd` from ${template}.
        echo Rebuilt configure in `pwd`
 
-       if [ x$norecurse = x ]
-       then
-               while [ -n "$configdirs" ]
-               do
+       if [ -z "${norecurse}" ] ; then
+               while [ -n "${configdirs}" ] ; do
                        # set configdir to car of configdirs, configdirs to cdr of configdirs
-                       set $configdirs; configdir=$1; shift; configdirs=$*
+                       set ${configdirs}; configdir=$1; shift; configdirs=$*
 
-                       if [ "`echo ${configdir}.*`" != "${configdir}.*" ]
-                       then
+                       if [ "`echo ${configdir}.*`" != "${configdir}.*" ] ; then
                                targetspecificdirs=${configdir}.*
                        else
                                targetspecificdirs=
                        fi
 
-                       for i in ${configdir} ${targetspecificdirs}
-                       do
-                               if [ -r $i/configure ]
-                               then
+                       for i in ${configdir} ${targetspecificdirs} ; do
+                               if [ -r $i/configure ] ; then
                                        (cd $i ;
-                                               configure +template=${template})
+                                               ./configure +template=${template} ${verbose})
                                else
                                        echo No configure script in `pwd`/$i
                                fi
@@ -645,201 +250,321 @@ then
        exit 0
 fi
 
-# Temporarily, we support only direct subdir builds.
-hostsubdir=Host-$host
-targetsubdir=Target-$target
-
-if [ -n "$removing" ]
-then
-       rm -rf $hostsubdir/$targetsubdir
+# some sanity checks on configure.in
+if [ -z "${srctrigger}" ] ; then
+       echo srctrigger not set in configure.in. `pwd` not configured.
+       exit 1
+fi
 
-       if [ -z "`(ls $hostsubdir) 2>&1 | grep Target-`" ]
-       then
-               rm -rf $hostsubdir
+for host in ${hosts} ; do
+       # Default other arg
+       if [ -z "${targets}" -o -n "${defaulttargets}" ] ; then
+               targets=${host}
+               defaulttargets=true
        fi
-else
-       if [ ! -d $hostsubdir ] ; then mkdir $hostsubdir ; fi
-       cd $hostsubdir
-
-       if [ ! -d $targetsubdir ] ; then mkdir $targetsubdir ; fi
-       cd $targetsubdir
-
-       srcdir=../..
-
-       ## Find the source files, if location was not specified.
-       #if [ x$srcdir = x ]
-       #then
-       #       srcdirdefaulted=1
-       #       srcdir=.
-       #       if [ ! -r ${srctrigger} ]
-       #       then
-       #               srcdir=..
-       #       fi
-       #fi
-       #
-       #if [ ! -r ${srcdir}/${srctrigger} ]
-       #then
-       #       if [ x$srcdirdefaulted = x ]
-       #       then
-       #         echo "$progname: Can't find ${srcname} sources in \`${srcdir}'." 1>&2
-       #       else
-       #         echo "$progname: Can't find ${srcname} sources in \`.' or \`..'." 1>&2
-       #       fi
-       #       exit 1
-       #fi
-
-
-
-       # Set up the list of links to be made.
-       # $links is the list of link names, and $files is the list of names to link to.
-
-       # Make the links.
-       while [ -n "$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
+#### configure.in per-host parts come in here.
+## end of per-target part
 
-               if [ ! -r $link ]
-               then
-                       echo "$progname: unable to link \`$link' to \`${srcdir}/config/$file'." 1>&2
-                       exit 1
+
+       for target in ${targets} ; do
+
+               if [ -n "${verbose}" ] ; then
+                       echo "  "target=\"${target}\"
                fi
-               echo "Linked \`$link' to \`${srcdir}/config/$file'."
-       done
 
-       # Install a makefile, and make it set VPATH
-       # 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
+#### configure.in per-target parts come in here.
+## end of per-target part
 
-       host_var_file=hmake-${host}
-       target_var_file=tmake-${target}
+               # Temporarily, we support only direct subdir builds.
+               hostsubdir=Host-${host}
+               targetsubdir=Target-${target}
 
-       # Conditionalize the makefile for this machine.
-       if [ -f ${srcdir}/config/${host_var_file} ]
-       then
-               sed -e "/^####/  r ${srcdir}/config/${host_var_file}" Makefile.in > Makefile.tem
-       else
-               cp Makefile.in Makefile.tem
-       fi
+               if [ -n "${removing}" ] ; then
+                       if [ -d "${hostsubdir}/${targetsubdir}" ] ; then
+                               rm -rf ${hostsubdir}/${targetsubdir}
 
-       if [ -f ${srcdir}/config/${target_var_file} ]
-       then
-               sed -e "/^####/  r ${srcdir}/config/${target_var_file}" Makefile.tem > Makefile.tem1
-               mv Makefile.tem1 Makefile.tem
-       fi
+                               if [ -z "`(ls ${hostsubdir}) 2>&1 | grep Target-`" ] ; then
+                                       rm -rf ${hostsubdir}
+                               fi
+                       else
+                               rm -f Makefile config.status ${links}
+                       fi
+               else
+                       if [ -n "${forcesubdirs}" ] ; then
+                               # check for existing status before allowing forced subdirs.
+                               if [ -f Makefile ] ; then
+                                       echo "Makefile already exists in source directory.  `pwd` not configured."
+                                       exit 1
+                               fi
 
-       # Remove all formfeeds, since some Makes get confused by them.
-       sed "s/\f//" Makefile.tem >> Makefile.tem1
-       mv Makefile.tem1 Makefile.tem
+                               if [ ! -d ${hostsubdir} ] ; then mkdir ${hostsubdir} ; fi
+                               cd ${hostsubdir}
 
-       # reset SUBDIRS
-       sed "s:^SUBDIRS =.*$:SUBDIRS = ${configdirs}:" Makefile.tem > Makefile.tem1
-       mv Makefile.tem1 Makefile.tem
+                               if [ ! -d ${targetsubdir} ] ; then mkdir ${targetsubdir} ; fi
+                               cd ${targetsubdir}
 
-       # reset NONSUBDIRS
-       sed "s:^NONSUBDIRS =.*$:NONSUBDIRS = ${noconfigdirs}:" Makefile.tem > Makefile.tem1
-       mv Makefile.tem1 Makefile.tem
+                               srcdir=../..
+                       else
+                               # if not subdir builds, then make sure none exist.
+                               if [ -n "`(ls .) 2>&1 | grep Host-`" ] ; then
+                                       echo "Configured subdirs exist.  `pwd` not configured."
+                                       exit 1
+                               fi
+                       fi
 
-       # Delete the intermediate files
-       if [ x$srcdir != x. ] ; then rm Makefile.in ; fi
+                       # Find the source files, if location was not specified.
+                       if [ -z "${srcdir}" ] ; then
+                               srcdirdefaulted=1
+                               srcdir=.
+                               if [ -n "${srctrigger}" -a ! -r ${srctrigger} ] ; then
+                                       srcdir=..
+                               fi
+                       fi
 
-       rm -f Makefile
+                       if [ -n "${srctrigger}" -a ! -r ${srcdir}/${srctrigger} ] ; then
+                               if [ -z "${srcdirdefaulted}" ] ; then
+                                 echo "${progname}: Can't find ${srcname} sources in \`${srcdir}'." 1>&2
+                               else
+                                 echo "${progname}: Can't find ${srcname} sources in \`.' or \`..'." 1>&2
+                               fi
 
-       # Define macro CROSS_COMPILE in compilation if this is a cross-compiler.
-       if [ x$host != x$target ]
-       then
-               echo "CROSS=-DCROSS_COMPILE" > Makefile
-               echo "ALL=start.encap" >> Makefile
-       else
-               echo "ALL=all.internal" > Makefile
-       fi
+                               exit 1
+                       fi
 
-       # set target and host
-       echo "host = $host" >> Makefile
-       echo "target = $target" >> Makefile
+                       # 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.
 
-       cat Makefile.tem >> Makefile
-       rm Makefile.tem
+                       # 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=$1; shift; links=$*
 
-       using=
-       if [ -f ${srcdir}/config/${host_var_file} ]
-       then
-               using=" using \"${host_var_file}\""
-       fi
+                               if [ ! -r ${srcdir}/${file} ] ; then
+                                       echo "${progname}: cannot create a link \"${link}\"," 1>&2
+                                       echo "since the file \"${file}\" does not exist." 1>&2
+                                       exit 1
+                               fi
 
-       if [ -f ${srcdir}/config/${target_var_file} ]
-       then
-               if [ -z "${using}" ]
-               then
-                       andusing=" using \"${target_var_file}\""
-               else
-                       andusing="${using} and \"${target_var_file}\""
-               fi
-       else
-               andusing=${using}
-       fi
+                               ${remove} -f ${link}
+                               rm -f config.status
+                               # Make a symlink if possible, otherwise try a hard link
+                               ${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}
 
-       echo "Created \"Makefile\""${andusing}.
+                               if [ ! -r ${link} ] ; then
+                                       echo "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
+                                       exit 1
+                               fi
+                               echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
+                       done
 
-       if [ x$host = x$target ]
-       then
-               echo "Links are now set up for use with a $target." \
-                       | tee ${srcdir}/config.status
-       else
-               echo "Links are now set up for host $host and target $target." \
-                       | tee ${srcdir}/config.status
-       fi
+                       # Create a .gdbinit file which runs the one in srcdir
+                       # and tells GDB to look there for source files.
 
-       cd ${srcdir}
-fi
+                       case ${srcdir} in
+                       .)
+                               ;;
+                       *)
+                               echo "dir ." > .gdbinit
+                               echo "dir ${srcdir}" >> .gdbinit
+                               echo "source ${srcdir}/.gdbinit" >> .gdbinit
+                               ;;
+                       esac
 
-# If there are subdirectories, then recurse. 
+                       # Install a makefile, and make it set VPATH
+                       # if necessary so that the sources are found.
+                       # Also change its value of srcdir.
 
-if [ x$norecurse != x ] ; then exit 0 ; fi
+               # FIXME-someday: This business of always writing to .tem and mv back
+               # is so that I don't screw things up while developing.  Once this
+               # template is stable, these should be optimized. xoxorich.
 
-while [ -n "$configdirs" ]
-do
-       # set configdir to car of configdirs, configdirs to cdr of configdirs
-       set $configdirs; configdir=$1; shift; configdirs=$*
-
-       # check for target override
-       targetspecificdir=${configdir}.${target}
-       if [ -d ${targetspecificdir} ]
-       then
-               configdir=${targetspecificdir}
-       fi
+                       # Define macro CROSS_COMPILE in compilation if this is a cross-compiler.
+                       if [ "${host}" != "${target}" ] ; then
+                               echo "CROSS=-DCROSS_COMPILE" > Makefile
+                               echo "ALL=start.encap" >> Makefile
+                       else
+                               echo "ALL=all.internal" > Makefile
+                       fi
+
+                       # set target, host, VPATH
+                       echo "host = ${host}" >> Makefile
+                       echo "target = ${target}" >> Makefile
 
+                       if [ -n "${forcesubdirs}" ] ; then
+                               echo "subdir = /${hostsubdir}/${targetsubdir}" >> Makefile
+                       else
+                               echo "subdir =" >> Makefile
+                       fi
+
+               #       echo "workdir = `pwd`" >> Makefile
+                       echo "VPATH = ${srcdir}" >> Makefile
+
+                       # add Makefile.in
+                       cat ${srcdir}/Makefile.in >> Makefile
+
+                       # and shake thoroughly.
+                       host_var_file=hmake-${host}
+                       target_var_file=tmake-${target}
+
+                       # Conditionalize the makefile for this host.
+                       if [ -f ${srcdir}/config/${host_var_file} ] ; then
+                               sed -e "/^####/  r ${srcdir}/config/${host_var_file}" Makefile > Makefile.tem
+                               mv Makefile.tem Makefile
+                       fi
+
+                       # Conditionalize the makefile for this target.
+                       if [ -f ${srcdir}/config/${target_var_file} ] ; then
+                               sed -e "/^####/  r ${srcdir}/config/${target_var_file}" Makefile > Makefile.tem
+                               mv Makefile.tem Makefile
+                       fi
+
+                       # set srcdir
+                       sed "s@^srcdir = \.@srcdir = ${srcdir}@" Makefile > Makefile.tem
+                       mv Makefile.tem Makefile
+
+                       # set destdir
+                       if [ -n "${destdir}" ] ; then
+                               sed "s:^destdir =.*$:destdir = ${destdir}:" Makefile > Makefile.tem
+                               mv Makefile.tem Makefile
+                       fi
+
+                       # Remove all formfeeds, since some Makes get confused by them.
+                       sed "s/\f//" Makefile >> Makefile.tem
+                       mv Makefile.tem Makefile
+
+                       # reset SUBDIRS
+                       sed "s:^SUBDIRS =.*$:SUBDIRS = ${configdirs}:" Makefile > Makefile.tem
+                       mv Makefile.tem Makefile
+
+                       # reset NONSUBDIRS
+                       sed "s:^NONSUBDIRS =.*$:NONSUBDIRS = ${noconfigdirs}:" Makefile > Makefile.tem
+                       mv Makefile.tem Makefile
+
+                       using=
+                       if [ -f ${srcdir}/config/${host_var_file} ] ; then
+                               using=" using \"${host_var_file}\""
+                       fi
+
+                       if [ -f ${srcdir}/config/${target_var_file} ] ; then
+                               if [ -z "${using}" ] ; then
+                                       andusing=" using \"${target_var_file}\""
+                               else
+                                       andusing="${using} and \"${target_var_file}\""
+                               fi
+                       else
+                               andusing=${using}
+                       fi
+
+                       echo "Created \"Makefile\"" in `pwd`${andusing}.
+
+                       if [ "${host}" = "${target}" ] ; then
+                               echo "Links are now set up for use with a ${target}." \
+                                       > config.status
+               #                       | tee ${srcdir}/config.status
+                       else
+                               echo "Links are now set up for host ${host} and target ${target}." \
+                                       > config.status
+               #                       | tee ${srcdir}/config.status
+                       fi
+
+                       originaldir=`pwd`
+                       cd ${srcdir}
+               fi
+       done
+done
+
+# If there are subdirectories, then recurse. 
+
+if [ -n "${norecurse}" -o -z "${configdirs}" ] ; then exit 0 ; fi
+
+# configdirs is not null
+for configdir in ${configdirs} ; do
        echo Configuring ${configdir}...
-       (cd ${configdir} ;
-               configure +host=${host} ${target} ${removing}) \
-               | sed 's/^/     /'
+       specifics=
+       commons=
+
+       if [ -n "${defaulttargets}" ] ; then
+               for host in ${hosts} ; do
+                       if [ -d ${configdir}.${host} ] ; then
+                               newspecifics="${specifics} ${host}"
+                               specifics=${newspecifics}
+                       else
+                               newcommons="${commons} ${host}"
+                               commons=${newcommons}
+                       fi # if target specific
+               done # for each host
+
+               if [ -n "${commons}" ] ; then
+                       (cd ${configdir} ;
+                               ./configure ${commons} ${verbose} ${forcesubdirs} ${removing}) \
+                               | sed 's/^/     /'
+               fi # if any common hosts
+
+               if [ -n "${specifics}" ] ; then
+                       for host in ${specifics} ; do
+                               echo Configuring target specific directory ${configdir}.${host}...
+                               (cd ${configdir}.${host} ;
+                                       ./configure ${host} ${verbose} ${forcesubdirs} ${removing}) \
+                                       | sed 's/^/     /'
+                       done # for host in specifics
+               fi # if there are any specifics
+       else
+
+               for target in ${targets} ; do
+                       if [ -d ${configdir}.${target} ] ; then
+                               newspecifics="${specifics} ${target}"
+                               specifics=${newspecifics}
+                       else
+                               newcommons="${commons} +target=${target}"
+                               commons=${newcommons}
+                       fi
+
+               done # check for target specific dir override
+
+               if [ -n "${verbose}" ] ; then
+                       echo "  "commons=\"${commons}\"
+                       echo "  "specifics=\"${specifics}\"
+               fi # if verbose
+
+               if [ -n "${commons}" ] ; then
+                       (cd ${configdir} ;
+                               ./configure ${hosts} ${verbose} ${forcesubdirs} ${removing} ${commons}) \
+                               | sed 's/^/     /'
+               fi # if any commons
+
+               if [ -n "${specifics}" ] ; then
+                       for target in ${specifics} ; do
+                               echo Configuring target specific directory ${configdir}.${target}...
+                               (cd ${configdir}.${target} ;
+                                       ./configure ${hosts} ${verbose} ${forcesubdirs} ${removing} "+target=${target}") \
+                                       | sed 's/^/     /'
+                       done
+               fi # if any specifics
+       fi # not default targets
 done
 
 exit 0
+
+#
+# $Log$
+# Revision 1.6  1991/04/15 23:41:04  rich
+# Now handles multiple host and targets.
+#
+# Revision 1.4  1991/04/13  02:11:03  rich
+# Config cut 3.  We now almost install a29k.
+#
+# Revision 1.3  1991/04/11  02:41:54  rich
+# Cut 2 config.  Subdirs.
+#
+#
+#
+
+#
+# Local Variables:
+# fill-column: 131
+# End:
+#
+
+# end of configure.template
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