| 1 | #!/bin/sh |
| 2 | |
| 3 | # Multi-build script for testing compilation of all maintained |
| 4 | # configs of GDB. |
| 5 | |
| 6 | # Copyright (C) 2002-2015 Free Software Foundation, Inc. |
| 7 | |
| 8 | # Contributed by Richard Earnshaw (rearnsha@arm.com) |
| 9 | |
| 10 | # This program is free software; you can redistribute it and/or modify |
| 11 | # it under the terms of the GNU General Public License as published by |
| 12 | # the Free Software Foundation; either version 3 of the License, or |
| 13 | # (at your option) any later version. |
| 14 | # |
| 15 | # This program is distributed in the hope that it will be useful, |
| 16 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | # GNU General Public License for more details. |
| 19 | # |
| 20 | # You should have received a copy of the GNU General Public License |
| 21 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 22 | |
| 23 | # Make certain that the script is not running in an internationalized |
| 24 | # environment. |
| 25 | LANG=c ; export LANG |
| 26 | LC_ALL=c ; export LC_ALL |
| 27 | |
| 28 | usage() |
| 29 | { |
| 30 | cat <<EOF |
| 31 | Usage: gdb_mbuild.sh [ <options> ... ] <srcdir> <builddir> |
| 32 | Options: |
| 33 | -j <makejobs> Run <makejobs> in parallel. Passed to make. |
| 34 | On a single cpu machine, 2 is recommended. |
| 35 | -k Keep going. Do not stop after the first build fails. |
| 36 | --keep Keep builds. Do not remove each build when finished. |
| 37 | -e <regexp> Regular expression for selecting the targets to build. |
| 38 | -f Force rebuild. Even rebuild previously built directories. |
| 39 | -v Be more (and more, and more) verbose. |
| 40 | Arguments: |
| 41 | <srcdir> Source code directory. |
| 42 | <builddir> Build directory. |
| 43 | Environment variables examined (with default if not defined): |
| 44 | MAKE (make)" |
| 45 | EOF |
| 46 | exit 1; |
| 47 | cat <<NOTYET |
| 48 | -b <maxbuilds> Run <maxbuild> builds in parallel. |
| 49 | On a single cpu machine, 1 is recommended. |
| 50 | NOTYET |
| 51 | } |
| 52 | |
| 53 | ### COMMAND LINE OPTIONS |
| 54 | |
| 55 | makejobs= |
| 56 | maxbuilds=1 |
| 57 | keepgoing= |
| 58 | force=false |
| 59 | targexp="" |
| 60 | verbose=0 |
| 61 | keep=false |
| 62 | while test $# -gt 0 |
| 63 | do |
| 64 | case "$1" in |
| 65 | -j ) |
| 66 | # Number of parallel make jobs. |
| 67 | shift |
| 68 | test $# -ge 1 || usage |
| 69 | makejobs="-j $1" |
| 70 | ;; |
| 71 | -b | -c ) |
| 72 | # Number of builds to fire off in parallel. |
| 73 | shift |
| 74 | test $# -ge 1 || usage |
| 75 | maxbuilds=$1 |
| 76 | ;; |
| 77 | -k ) |
| 78 | # Should we soldier on after the first build fails? |
| 79 | keepgoing=-k |
| 80 | ;; |
| 81 | --keep ) |
| 82 | keep=true |
| 83 | ;; |
| 84 | -e ) |
| 85 | # A regular expression for selecting targets |
| 86 | shift |
| 87 | test $# -ge 1 || usage |
| 88 | targexp="${targexp} -e ${1}" |
| 89 | ;; |
| 90 | -f ) |
| 91 | # Force a rebuild |
| 92 | force=true ; |
| 93 | ;; |
| 94 | -v ) |
| 95 | # Be more, and more, and more, verbose |
| 96 | verbose=`expr ${verbose} + 1` |
| 97 | ;; |
| 98 | -* ) usage ;; |
| 99 | *) break ;; |
| 100 | esac |
| 101 | shift |
| 102 | done |
| 103 | |
| 104 | |
| 105 | ### COMMAND LINE PARAMETERS |
| 106 | |
| 107 | if test $# -ne 2 |
| 108 | then |
| 109 | usage |
| 110 | fi |
| 111 | |
| 112 | # Convert these to absolute directory paths. |
| 113 | |
| 114 | # Where the sources live |
| 115 | srcdir=`cd $1 && /bin/pwd` || exit 1 |
| 116 | |
| 117 | # Where the builds occur |
| 118 | builddir=`cd $2 && /bin/pwd` || exit 1 |
| 119 | |
| 120 | ### ENVIRONMENT PARAMETERS |
| 121 | |
| 122 | # Version of make to use |
| 123 | make=${MAKE:-make} |
| 124 | MAKE=${make} |
| 125 | export MAKE |
| 126 | |
| 127 | |
| 128 | # Where to look for the list of targets to test |
| 129 | maintainers=${srcdir}/gdb/MAINTAINERS |
| 130 | if [ ! -r ${maintainers} ] |
| 131 | then |
| 132 | echo Maintainers file ${maintainers} not found |
| 133 | exit 1 |
| 134 | fi |
| 135 | |
| 136 | # Get the list of targets and the build options |
| 137 | alltarg=`cat ${maintainers} | tr -s '[\t]' '[ ]' | sed -n ' |
| 138 | /^[ ]*[-a-z0-9\.]*[ ]*[(]*--target=.*/ !d |
| 139 | s/^.*--target=// |
| 140 | s/).*$// |
| 141 | h |
| 142 | :loop |
| 143 | g |
| 144 | /^[^ ]*,/ !b end |
| 145 | s/,[^ ]*// |
| 146 | p |
| 147 | g |
| 148 | s/^[^,]*,// |
| 149 | h |
| 150 | b loop |
| 151 | :end |
| 152 | p |
| 153 | ' | if test "${targexp}" = "" |
| 154 | then |
| 155 | grep -v -e broken -e OBSOLETE |
| 156 | else |
| 157 | grep ${targexp} |
| 158 | fi` |
| 159 | |
| 160 | |
| 161 | # Usage: fail <message> <test-that-should-succeed>. Should the build |
| 162 | # fail? If the test is true, and we don't want to keep going, print |
| 163 | # the message and shoot everything in sight and abort the build. |
| 164 | |
| 165 | fail () |
| 166 | { |
| 167 | msg="$1" ; shift |
| 168 | if test "$@" |
| 169 | then |
| 170 | echo "${target}: ${msg}" |
| 171 | if test "${keepgoing}" != "" |
| 172 | then |
| 173 | #exit 1 |
| 174 | continue |
| 175 | else |
| 176 | kill $$ |
| 177 | exit 1 |
| 178 | fi |
| 179 | fi |
| 180 | } |
| 181 | |
| 182 | |
| 183 | # Usage: log <level> <logfile>. Write standard input to <logfile> and |
| 184 | # stdout (if verbose >= level). |
| 185 | |
| 186 | log () |
| 187 | { |
| 188 | if test ${verbose} -ge $1 |
| 189 | then |
| 190 | tee $2 |
| 191 | else |
| 192 | cat > $2 |
| 193 | fi |
| 194 | } |
| 195 | |
| 196 | |
| 197 | |
| 198 | # Warn the user of what is comming, print the list of targets |
| 199 | |
| 200 | echo "$alltarg" |
| 201 | echo "" |
| 202 | |
| 203 | |
| 204 | # For each target, configure, build and test it. |
| 205 | |
| 206 | echo "$alltarg" | while read target gdbopts simopts |
| 207 | do |
| 208 | |
| 209 | trap "exit 1" 1 2 15 |
| 210 | dir=${builddir}/${target} |
| 211 | |
| 212 | # Should a scratch rebuild be forced, for perhaps the entire |
| 213 | # build be skipped? |
| 214 | |
| 215 | if ${force} |
| 216 | then |
| 217 | echo forcing ${target} ... |
| 218 | rm -rf ${dir} |
| 219 | elif test -f ${dir} |
| 220 | then |
| 221 | echo "${target}" |
| 222 | continue |
| 223 | else |
| 224 | echo ${target} ... |
| 225 | fi |
| 226 | |
| 227 | # Did the previous configure attempt fail? If it did |
| 228 | # restart from scratch. |
| 229 | |
| 230 | if test -d ${dir} -a ! -r ${dir}/Makefile |
| 231 | then |
| 232 | echo ... removing partially configured ${target} |
| 233 | rm -rf ${dir} |
| 234 | if test -d ${dir} |
| 235 | then |
| 236 | echo "${target}: unable to remove directory ${dir}" |
| 237 | exit 1 |
| 238 | fi |
| 239 | fi |
| 240 | |
| 241 | # From now on, we're in this target's build directory |
| 242 | |
| 243 | mkdir -p ${dir} |
| 244 | cd ${dir} || exit 1 |
| 245 | |
| 246 | # Configure, if not already. Should this go back to being |
| 247 | # separate and done in parallel? |
| 248 | |
| 249 | if test ! -r Makefile |
| 250 | then |
| 251 | # Default SIMOPTS to GDBOPTS. |
| 252 | test -z "${simopts}" && simopts="${gdbopts}" |
| 253 | # The config options |
| 254 | __target="--target=${target}" |
| 255 | __enable_gdb_build_warnings=`test -z "${gdbopts}" \ |
| 256 | || echo "--enable-gdb-build-warnings=${gdbopts}"` |
| 257 | __enable_sim_build_warnings=`test -z "${simopts}" \ |
| 258 | || echo "--enable-sim-build-warnings=${simopts}"` |
| 259 | __configure="${srcdir}/configure \ |
| 260 | ${__target} \ |
| 261 | ${__enable_gdb_build_warnings} \ |
| 262 | ${__enable_sim_build_warnings}" |
| 263 | echo ... ${__configure} |
| 264 | trap "echo Removing partially configured ${dir} directory ...; rm -rf ${dir}; exit 1" 1 2 15 |
| 265 | ${__configure} 2>&1 | log 2 Config.log |
| 266 | trap "exit 1" 1 2 15 |
| 267 | fi |
| 268 | fail "configure failed" ! -r Makefile |
| 269 | |
| 270 | # Build, if not built. |
| 271 | |
| 272 | if test ! -x gdb/gdb -a ! -x gdb/gdb.exe |
| 273 | then |
| 274 | # Iff the build fails remove the final build target so that |
| 275 | # the follow-on code knows things failed. Stops the follow-on |
| 276 | # code thinking that a failed rebuild succedded (executable |
| 277 | # left around from previous build). |
| 278 | echo ... ${make} ${keepgoing} ${makejobs} ${target} |
| 279 | ( ${make} ${keepgoing} ${makejobs} all-gdb || rm -f gdb/gdb gdb/gdb.exe |
| 280 | ) 2>&1 | log 1 Build.log |
| 281 | fi |
| 282 | fail "compile failed" ! -x gdb/gdb -a ! -x gdb/gdb.exe |
| 283 | |
| 284 | # Check that the built GDB can at least print it's architecture. |
| 285 | |
| 286 | echo ... run ${target} |
| 287 | rm -f core gdb.core ${dir}/gdb/x |
| 288 | cat <<EOF > x |
| 289 | maint print architecture |
| 290 | quit |
| 291 | EOF |
| 292 | ./gdb/gdb -batch -nx -x x 2>&1 | log 1 Gdb.log |
| 293 | fail "gdb dumped core" -r core -o -r gdb.core |
| 294 | fail "gdb printed no output" ! -s Gdb.log |
| 295 | grep -e internal-error Gdb.log && fail "gdb panic" 1 |
| 296 | |
| 297 | echo ... cleanup ${target} |
| 298 | |
| 299 | # Create a sed script that cleans up the output from GDB. |
| 300 | rm -f mbuild.sed |
| 301 | touch mbuild.sed || exit 1 |
| 302 | # Rules to replace <0xNNNN> with the corresponding function's |
| 303 | # name. |
| 304 | sed -n -e '/<0x0*>/d' -e 's/^.*<0x\([0-9a-f]*\)>.*$/0x\1/p' Gdb.log \ |
| 305 | | sort -u \ |
| 306 | | while read addr |
| 307 | do |
| 308 | func="`addr2line -f -e ./gdb/gdb -s ${addr} | sed -n -e 1p`" |
| 309 | test ${verbose} -gt 0 && echo "${addr} ${func}" 1>&2 |
| 310 | echo "s/<${addr}>/<${func}>/g" |
| 311 | done >> mbuild.sed |
| 312 | # Rules to strip the leading paths off of file names. |
| 313 | echo 's/"\/.*\/gdb\//"gdb\//g' >> mbuild.sed |
| 314 | # Run the script |
| 315 | sed -f mbuild.sed Gdb.log > Mbuild.log |
| 316 | |
| 317 | # Replace the build directory with a file as semaphore that stops |
| 318 | # a rebuild. (should the logs be saved?) |
| 319 | |
| 320 | cd ${builddir} |
| 321 | |
| 322 | if ${keep} |
| 323 | then |
| 324 | : |
| 325 | else |
| 326 | rm -f ${target}.tmp |
| 327 | mv ${target}/Mbuild.log ${target}.tmp |
| 328 | rm -rf ${target} |
| 329 | mv ${target}.tmp ${target} |
| 330 | fi |
| 331 | |
| 332 | # Success! |
| 333 | echo ... ${target} built |
| 334 | |
| 335 | done |
| 336 | |
| 337 | exit 0 |