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Diffstat (limited to 'contrib/gdb/gdb/gdb_mbuild.sh')
| -rwxr-xr-x | contrib/gdb/gdb/gdb_mbuild.sh | 333 |
1 files changed, 333 insertions, 0 deletions
diff --git a/contrib/gdb/gdb/gdb_mbuild.sh b/contrib/gdb/gdb/gdb_mbuild.sh new file mode 100755 index 0000000..fc17219 --- /dev/null +++ b/contrib/gdb/gdb/gdb_mbuild.sh @@ -0,0 +1,333 @@ +#!/bin/sh + +# Multi-build script for testing compilation of all maintained +# configs of GDB. + +# Copyright 2002, 2003 Free Software Foundation, Inc. + +# Contributed by Richard Earnshaw (rearnsha@arm.com) + +# This program 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 2 of the License, or +# (at your option) any later version. + +# This program 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 this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +usage() +{ + cat <<EOF +Usage: gdb_mbuild.sh [ <options> ... ] <srcdir> <builddir> + Options: + -j <makejobs> Run <makejobs> in parallel. Passed to make. + On a single cpu machine, 2 is recommended. + -k Keep going. Do not stop after the first build fails. + --keep Keep builds. Do not remove each build when finished. + -e <regexp> Regular expression for selecting the targets to build. + -f Force rebuild. Even rebuild previously built directories. + -v Be more (and more, and more) verbose. + Arguments: + <srcdir> Source code directory. + <builddir> Build directory. + Environment variables examined (with default if not defined): + MAKE (make)" +EOF + exit 1; +cat <<NOTYET + -b <maxbuilds> Run <maxbuild> builds in parallel. + On a single cpu machine, 1 is recommended. +NOTYET +} + +### COMMAND LINE OPTIONS + +makejobs= +maxbuilds=1 +keepgoing= +force=false +targexp="" +verbose=0 +keep=false +while test $# -gt 0 +do + case "$1" in + -j ) + # Number of parallel make jobs. + shift + test $# -ge 1 || usage + makejobs="-j $1" + ;; + -b | -c ) + # Number of builds to fire off in parallel. + shift + test $# -ge 1 || usage + maxbuilds=$1 + ;; + -k ) + # Should we soldier on after the first build fails? + keepgoing=-k + ;; + --keep ) + keep=true + ;; + -e ) + # A regular expression for selecting targets + shift + test $# -ge 1 || usage + targexp="${targexp} -e ${1}" + ;; + -f ) + # Force a rebuild + force=true ; + ;; + -v ) + # Be more, and more, and more, verbose + verbose=`expr ${verbose} + 1` + ;; + -* ) usage ;; + *) break ;; + esac + shift +done + + +### COMMAND LINE PARAMETERS + +if test $# -ne 2 +then + usage +fi + +# Convert these to absolute directory paths. + +# Where the sources live +srcdir=`cd $1 && /bin/pwd` || exit 1 + +# Where the builds occur +builddir=`cd $2 && /bin/pwd` || exit 1 + +### ENVIRONMENT PARAMETERS + +# Version of make to use +make=${MAKE:-make} +MAKE=${make} +export MAKE + + +# Where to look for the list of targets to test +maintainers=${srcdir}/gdb/MAINTAINERS +if [ ! -r ${maintainers} ] +then + echo Maintainers file ${maintainers} not found + exit 1 +fi + +# Get the list of targets and the build options +alltarg=`cat ${maintainers} | tr -s '[\t]' '[ ]' | sed -n ' +/^[ ]*[-a-z0-9\.]*[ ]*[(]*--target=.*/ !d +s/^.*--target=// +s/).*$// +h +:loop + g + /^[^ ]*,/ !b end + s/,[^ ]*// + p + g + s/^[^,]*,// + h +b loop +:end +p +' | if test "${targexp}" = "" +then + grep -v -e broken -e OBSOLETE +else + grep ${targexp} +fi` + + +# Usage: fail <message> <test-that-should-succeed>. Should the build +# fail? If the test is true, and we don't want to keep going, print +# the message and shoot everything in sight and abort the build. + +fail () +{ + msg="$1" ; shift + if test "$@" + then + echo "${target}: ${msg}" + if test "${keepgoing}" != "" + then + #exit 1 + continue + else + kill $$ + exit 1 + fi + fi +} + + +# Usage: log <level> <logfile>. Write standard input to <logfile> and +# stdout (if verbose >= level). + +log () +{ + if test ${verbose} -ge $1 + then + tee $2 + else + cat > $2 + fi +} + + + +# Warn the user of what is comming, print the list of targets + +echo "$alltarg" +echo "" + + +# For each target, configure, build and test it. + +echo "$alltarg" | while read target gdbopts simopts +do + + trap "exit 1" 1 2 15 + dir=${builddir}/${target} + + # Should a scratch rebuild be forced, for perhaphs the entire + # build be skipped? + + if ${force} + then + echo forcing ${target} ... + rm -rf ${dir} + elif test -f ${dir} + then + echo "${target}" + continue + else + echo ${target} ... + fi + + # Did the previous configure attempt fail? If it did + # restart from scratch. + + if test -d ${dir} -a ! -r ${dir}/Makefile + then + echo ... removing partially configured ${target} + rm -rf ${dir} + if test -d ${dir} + then + echo "${target}: unable to remove directory ${dir}" + exit 1 + fi + fi + + # From now on, we're in this target's build directory + + mkdir -p ${dir} + cd ${dir} || exit 1 + + # Configure, if not already. Should this go back to being + # separate and done in parallel? + + if test ! -r Makefile + then + # Default SIMOPTS to GDBOPTS. + test -z "${simopts}" && simopts="${gdbopts}" + # The config options + __target="--target=${target}" + __enable_gdb_build_warnings=`test -z "${gdbopts}" \ + || echo "--enable-gdb-build-warnings=${gdbopts}"` + __enable_sim_build_warnings=`test -z "${simopts}" \ + || echo "--enable-sim-build-warnings=${simopts}"` + __configure="${srcdir}/configure \ + ${__target} \ + ${__enable_gdb_build_warnings} \ + ${__enable_sim_build_warnings}" + echo ... ${__configure} + trap "echo Removing partially configured ${dir} directory ...; rm -rf ${dir}; exit 1" 1 2 15 + ${__configure} 2>&1 | log 2 Config.log + trap "exit 1" 1 2 15 + fi + fail "configure failed" ! -r Makefile + + # Build, if not built. + + if test ! -x gdb/gdb -a ! -x gdb/gdb.exe + then + # Iff the build fails remove the final build target so that + # the follow-on code knows things failed. Stops the follow-on + # code thinking that a failed rebuild succedded (executable + # left around from previous build). + echo ... ${make} ${keepgoing} ${makejobs} ${target} + ( ${make} ${keepgoing} ${makejobs} all-gdb || rm -f gdb/gdb gdb/gdb.exe + ) 2>&1 | log 1 Build.log + fi + fail "compile failed" ! -x gdb/gdb -a ! -x gdb/gdb.exe + + # Check that the built GDB can at least print it's architecture. + + echo ... run ${target} + rm -f core gdb.core ${dir}/gdb/x + cat <<EOF > x +maint print architecture +quit +EOF + ./gdb/gdb -batch -nx -x x 2>&1 | log 1 Gdb.log + fail "gdb dumped core" -r core -o -r gdb.core + fail "gdb printed no output" ! -s Gdb.log + grep -e internal-error Gdb.log && fail "gdb panic" 1 + + echo ... cleanup ${target} + + # Create a sed script that cleans up the output from GDB. + rm -f mbuild.sed + touch mbuild.sed || exit 1 + # Rules to replace <0xNNNN> with the corresponding function's + # name. + sed -n -e '/<0x0*>/d' -e 's/^.*<0x\([0-9a-f]*\)>.*$/0x\1/p' Gdb.log \ + | sort -u \ + | while read addr + do + func="`addr2line -f -e ./gdb/gdb -s ${addr} | sed -n -e 1p`" + test ${verbose} -gt 0 && echo "${addr} ${func}" 1>&2 + echo "s/<${addr}>/<${func}>/g" + done >> mbuild.sed + # Rules to strip the leading paths off of file names. + echo 's/"\/.*\/gdb\//"gdb\//g' >> mbuild.sed + # Run the script + sed -f mbuild.sed Gdb.log > Mbuild.log + + # Replace the build directory with a file as semaphore that stops + # a rebuild. (should the logs be saved?) + + cd ${builddir} + + if ${keep} + then + : + else + rm -f ${target}.tmp + mv ${target}/Mbuild.log ${target}.tmp + rm -rf ${target} + mv ${target}.tmp ${target} + fi + + # Success! + echo ... ${target} built + +done + +exit 0 |
