Use john's heuristic for finding ourselves. kinda like hare krishna.
This commit is contained in:
K. Richard Pixley
parent
89cbb7064f
commit
49b10446f9
161
configure
vendored
161
configure
vendored
@ -21,6 +21,9 @@
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# $Id$
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# Please email any bugs, comments, and/or additions to this file to:
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# configure@cygnus.com
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#
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# Shell script to create proper links to machine-dependent files in
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# preparation for compilation.
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@ -30,7 +33,7 @@
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# config.status is removed.
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#
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set -e
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# set -e
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remove=rm
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hard_link=ln
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@ -41,8 +44,6 @@ symbolic_link='ln -s'
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#hard_link="echo ln"
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#symbolic_link="echo ln -s"
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progname=$0
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# clear some things potentially inherited from environment.
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Makefile=Makefile
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@ -56,6 +57,9 @@ destdir=
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fatal=
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hostsubdir=
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norecursion=
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objdir=
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objdiroption=
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progname=
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recurring=
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removing=
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srcdir=
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@ -65,15 +69,6 @@ targets=
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targetsubdir=
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verbose=
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#if [ "$0" != "./configure" ] ; then
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# exec ./configure $*
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#fi
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#if [ ! -f ./config.sub ] ; then
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# echo '***' Can not find config.sub.
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# exit 1
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#fi
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for arg in $*;
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do
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case ${arg} in
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@ -101,6 +96,10 @@ do
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-norecursion | +no*)
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norecursion=true
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;;
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-objdir=* | +objdir=* | +objdi=* | +objd=* | +obj=* | +ob=* | +o=*)
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objdiroption=${arg}
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objdir=`echo ${arg} | sed 's/[+-]o[a-z]*=//'`
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;;
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-recurring | +recurring | +recurrin | +recurri | +recurr | +recur | +recu | +rec | +re)
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recurring=true
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;;
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@ -124,6 +123,10 @@ do
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newtargets="${targets} `echo ${arg} | sed 's/[+-]t[a-z]*=//'`"
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targets="${newtargets}"
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;;
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-tmpdir=* | +tmpdir=* | +tmpdi=* | +tmpd=* | +tmp=* | +tm=*)
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tmpdiroption=${arg}
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TMPDIR=`echo ${arg} | sed 's/[+-]t[a-z]*=//'`
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;;
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-v | -verbose | +v*)
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verbose=${arg}
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;;
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@ -145,9 +148,43 @@ do
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done
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if [ -n "${verbose}" ] ; then
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echo `pwd`/configure $*
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echo $0 $*
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fi
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## this is a little touchy and won't always work, but...
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##
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## if the argv[0] starts with a slash then it is an absolute name that can be
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## used as is.
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##
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## otherwise, if argv[0] has no slash in it, we can assume that it is on the
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## path. Since PATH might include "." we also add `pwd` to the end of PATH.
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##
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## otherwise we prepend `pwd` to $0 and hope that will give us an absolute
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## path.
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##
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if (echo $0 | grep '^/' > /dev/null) ; then
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progname=$0
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configsub=`echo $0 | sed -e 's:[^/]*$:config.sub:'`
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else
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if (echo $0 | grep '/' > /dev/null) ; then
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progname=`pwd`/$0
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if [ ! -f config.sub ] ; then
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echo '***' can not find config.sub.
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echo 1
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fi
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configsub=`pwd`/config.sub
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else
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progname=$0
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configsub="config.sub"
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PATH=$PATH:`pwd` ; export PATH
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fi
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fi
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echo configure = ${progname}, config.sub = ${configsub}
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# process host and target only if not removing.
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if [ -z "${removing}" -a -z "${fatal}" ] ; then
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# Complain if an arg is missing
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@ -164,15 +201,17 @@ if [ -n "${fatal}" -o "${hosts}" = "help" ] ; then
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echo ;
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echo "Options: [defaults in brackets]" ;
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echo " +ansi configure w/ANSI library. [no ansi lib]" ;
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echo " +destdir=MYDIR configure for installation into MYDIR. [/usr/local]" ;
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echo " +subdirs configure in subdirectories. [in source directories]" ;
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echo " +lang=LANG configure to build LANG. [gcc]" ;
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echo " +help print this message. [normal config]" ;
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echo " +destdir=MYDIR configure for installation into MYDIR. [\"/usr/local\"]" ;
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echo " +gas configure the compilers for use with gas. [native as]" ;
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echo " +help print this message. [normal config]" ;
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echo " +lang=LANG configure to build LANG. [gcc]" ;
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echo " +nfp configure the compilers default to soft floating point. [hard float]" ;
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echo " +norecursion configure this directory only. [recurse]" ;
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echo " +objdir=ODIR configure in a parallel tree rooted in ODIR. [rooted in \".\"]" ;
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echo " +rm remove this configuration. [build a configuration]" ;
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echo " +subdirs configure in subdirectories. [in source directories]" ;
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echo " +target=TARGET configure for TARGET. [TARGET = HOST]" ;
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echo " +tmpdir=TMPDIR create temporary files in TMPDIR. [ TMPDIR = \"/tmp\" ]" ;
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echo ;
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echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
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echo "Asking for more than one \"+target\" implies \"+subdirs\". Any other" ;
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@ -197,16 +236,20 @@ if [ -r configure.in ] ; then
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exit 1
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fi
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if [ -z "${TMPDIR}" ] ; then
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TMPDIR=/tmp ; export TMPDIR
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fi
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# split configure.in into common, per-host, per-target,
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# and post-target parts. Post-target is optional.
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sed -e '/^# per\-host:/,$d' configure.in > configure.com
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sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' configure.in > configure.hst
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sed -e '/^# per\-host:/,$d' configure.in > ${TMPDIR}/configure.$$.com
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sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' configure.in > ${TMPDIR}/configure.$$.hst
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if grep -s '^# post-target:' configure.in ; then
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sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' configure.in > configure.tgt
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sed -e '1,/^# post\-target:/d' configure.in > configure.pos
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sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' configure.in > ${TMPDIR}/configure.$$.tgt
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sed -e '1,/^# post\-target:/d' configure.in > ${TMPDIR}/configure.$$.pos
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else
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sed -e '1,/^# per\-target:/d' configure.in > configure.tgt
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echo >configure.pos
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sed -e '1,/^# per\-target:/d' configure.in > ${TMPDIR}/configure.$$.tgt
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echo >${TMPDIR}/configure.$$.pos
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fi
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else
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@ -216,7 +259,7 @@ fi
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### do common part of configure.in
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. ./configure.com
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. ${TMPDIR}/configure.$$.com
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# some sanity checks on configure.in
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if [ -z "${srctrigger}" ] ; then
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@ -233,32 +276,37 @@ for host in ${hosts} ; do
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host_alias=${host}
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result=`/bin/sh ./config.sub ${host}`
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result=`${configsub} ${host}`
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host_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
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host_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
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host_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
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host=${host_cpu}-${host_vendor}-${host_os}
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host_makefile_frag=config/hmake-${host}
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. ./configure.hst
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. ${TMPDIR}/configure.$$.hst
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for target in ${targets} ; do
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target_alias=${target}
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result=`/bin/sh ./config.sub ${target}`
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result=`${configsub} ${target}`
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target_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
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target_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
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target_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
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target=${target_cpu}-${target_vendor}-${target_os}
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target_makefile_frag=config/tmake-${target}
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. ./configure.tgt
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. ${TMPDIR}/configure.$$.tgt
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# Temporarily, we support only direct subdir builds.
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hostsubdir=H-${host_alias}
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targetsubdir=T-${target_alias}
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if [ -n "${removing}" ] ; then
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if [ -n "${objdir}" ] ; then
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echo '***' +rm not supported for +objdir. Just \"rm -rf ${objdir}\" by hand.
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exit 1
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fi
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if [ -n "${subdirs}" ] ; then
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if [ -d "${hostsubdir}" ] ; then
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rm -rf ${hostsubdir}/${targetsubdir}
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@ -273,6 +321,11 @@ for host in ${hosts} ; do
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rm -f ${Makefile} config.status ${links}
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fi
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else
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if [ -n "${objdir}" ]; then
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srcdir=`pwd`
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cd ${objdir}
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fi
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if [ -n "${subdirs}" ] ; then
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# check for existing status before allowing forced subdirs.
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if [ -f ${Makefile} ] ; then
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@ -297,7 +350,9 @@ for host in ${hosts} ; do
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cd ${targetsubdir}
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srcdir=../..
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if [ -z "${srcdir}" ] ; then
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srcdir=../..
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fi
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else
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# if not subdir builds, then make sure none exist.
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if [ -n "`(ls .) 2>&1 | (grep H- ; true)`" ] ; then
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@ -399,9 +454,11 @@ for host in ${hosts} ; do
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echo "target_os = ${target_os}" >> ${Makefile}
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if [ -n "${subdirs}" ] ; then
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echo "subdir = /${hostsubdir}/${targetsubdir}" >> ${Makefile}
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(echo "subdir = /${hostsubdir}/${targetsubdir}" ;
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echo "unsubdir = ../..") >> ${Makefile}
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else
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echo "subdir =" >> ${Makefile}
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(echo "subdir =" ;
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echo "unsubdir = .") >> ${Makefile}
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fi
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# echo "workdir = `pwd`" >> ${Makefile}
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@ -486,8 +543,8 @@ for host in ${hosts} ; do
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echo "Created \"${Makefile}\"" in `pwd`${andandusing}.
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fi
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if [ -f ./configure.pos ] ; then
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. ./configure.pos
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if [ -f ${TMPDIR}/configure.$$.pos ] ; then
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. ${TMPDIR}/configure.$$.pos
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fi
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# describe the chosen configuration in config.status.
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@ -496,8 +553,8 @@ for host in ${hosts} ; do
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# Makefiles.
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echo "#!/bin/sh
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# ${srcname} was configured as follows:
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${srcdir}/configure" ${arguments} `if [ -z "${norecursion}" ] ; then echo +norecursion ; else true ; fi` > config.status
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# `pwd` was configured as follows:
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(cd ${srcdir} ; ${progname}" ${arguments} `if [ -z "${norecursion}" ] ; then echo +norecursion ; else true ; fi` ")" > config.status
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chmod a+x config.status
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originaldir=`pwd`
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@ -512,9 +569,17 @@ ${srcdir}/configure" ${arguments} `if [ -z "${norecursion}" ] ; then echo +norec
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fi
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if [ -d ${configdir} ] ; then
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if [ -n "${objdir}" ] ; then
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if [ ! -d ${objdir}/${configdir} ] ; then
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mkdir ${objdir}/${configdir}
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fi
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fi
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(cd ${configdir} ;
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configure +recurring ${host_alias} +target=${target_alias} \
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${verbose} ${subdirs} ${removing} +destdir=${destdir}) \
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${progname} +recurring ${host_alias} +target=${target_alias} \
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${verbose} ${subdirs} ${removing} +destdir=${destdir} \
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`if [ -n "${objdir}" ] ; then echo +objdir=${objdir}/${configdir} ; fi` \
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${tmpdiroption}) \
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| sed 's/^/ /'
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else
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if [ -n "${verbose}" ] ; then
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@ -527,6 +592,12 @@ ${srcdir}/configure" ${arguments} `if [ -z "${norecursion}" ] ; then echo +norec
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# Now build a Makefile for this host.
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if [ -n "${subdirs}" -a ! -n "${removing}" ] ; then
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push=`pwd`
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if [ -n "${objdir}" ] ; then
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cd ${objdir}
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fi
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cd ${hostsubdir}
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cat > GNUmakefile << E!O!F
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# Makefile generated by configure for host ${host_alias}.
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@ -538,20 +609,30 @@ ALL := $(shell ls -d T-*)
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all:
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E!O!F
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cd ..
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cd ${push}
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fi
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done # for each host
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### clean up.
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rm -f configure.com configure.tgt configure.hst configure.pos
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rm -f ${TMPDIR}/configure.$$.com ${TMPDIR}/configure.$$.tgt ${TMPDIR}/configure.$$.hst ${TMPDIR}/configure.$$.pos
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exit 0
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#
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#
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# $Log$
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# Revision 1.46 1991/10/02 06:29:53 rich
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# Revision 1.49 1991/10/04 22:52:09 rich
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# Use john's heuristic for finding ourselves. kinda like hare krishna.
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#
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# Revision 1.48 1991/10/02 13:17:28 rich
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# take out the set -e for now
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#
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# Revision 1.47 1991/10/02 10:02:23 rich
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# * temporary files in TMPDIR
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# * +objdir
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#
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# Revision 1.46 1991/10/02 06:29:53 rich
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# Added +site=foo option for naming site specific Makefile fragments.
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#
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# Revision 1.45 1991/10/02 06:15:13 rich
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