108 lines
3.7 KiB
Bash
Executable File
108 lines
3.7 KiB
Bash
Executable File
#!/bin/sh
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# Used to compare sstate checksums between MACHINES
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# Execute script and compare generated list.M files
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# It's also usefull to keep older sstate checksums
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# to be able to find out why something is rebuilding
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# after updating metadata
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# $ diff \
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# sstate-diff/1349348392/fake-cortexa8/list.M \
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# sstate-diff/1349348392/fake-cortexa9/list.M \
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# | wc -l
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# 538
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# Then to compare sigdata use something like:
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# $ ls sstate-diff/1349348392/*/armv7a-vfp-neon*/linux-libc-headers/*do_configure*sigdata*
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# sstate-diff/1349348392/fake-cortexa8/armv7a-vfp-neon-oe-linux-gnueabi/linux-libc-headers/3.4.3-r0.do_configure.sigdata.cb73b3630a7b8191e72fc469c5137025
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# sstate-diff/1349348392/fake-cortexa9/armv7a-vfp-neon-oe-linux-gnueabi/linux-libc-headers/3.4.3-r0.do_configure.sigdata.f37ada177bf99ce8af85914df22b5a0b
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# $ bitbake-diffsigs stamps.1349348392/*/armv7a-vfp-neon*/linux-libc-headers/*do_configure*sigdata*
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# basehash changed from 8d0bd67bb1da6f68717760fc3ef43171 to e869fa61426e88e9c30726ba88a1216a
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# Variable TUNE_CCARGS value changed from -march=armv7-a -mthumb-interwork -mfloat-abi=softfp -mfpu=neon -mtune=cortex-a8 to -march=armv7-a -mthumb-interwork -mfloat-abi=softfp -mfpu=neon -mtune=cortex-a9
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# Global vars
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tmpdir=
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machines=
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targets=
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default_machines="qemuarm qemux86 qemux86-64"
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default_targets="core-image-base"
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usage () {
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cat << EOF
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Welcome to utility to compare sstate checksums between different MACHINEs.
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$0 <OPTION>
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Options:
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-h, --help
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Display this help and exit.
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--tmpdir=<tmpdir>
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Specify tmpdir, will use the environment variable TMPDIR if it is not specified.
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Something like /OE/oe-core/tmp-eglibc (no / at the end).
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--machines=<machines>
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List of MACHINEs separated by space, will use the environment variable MACHINES if it is not specified.
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Default value is "qemuarm qemux86 qemux86-64".
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--targets=<targets>
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List of targets separated by space, will use the environment variable TARGETS if it is not specified.
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Default value is "core-image-base".
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EOF
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}
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# Print error information and exit.
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echo_error () {
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echo "ERROR: $1" >&2
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exit 1
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}
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while [ -n "$1" ]; do
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case $1 in
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--tmpdir=*)
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tmpdir=`echo $1 | sed -e 's#^--tmpdir=##' | xargs readlink -e`
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[ -d "$tmpdir" ] || echo_error "Invalid argument to --tmpdir"
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shift
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;;
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--machines=*)
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machines=`echo $1 | sed -e 's#^--machines="*\([^"]*\)"*#\1#'`
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shift
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;;
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--targets=*)
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targets=`echo $1 | sed -e 's#^--targets="*\([^"]*\)"*#\1#'`
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shift
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;;
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--help|-h)
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usage
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exit 0
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;;
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*)
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echo "Invalid arguments $*"
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echo_error "Try '$0 -h' for more information."
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;;
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esac
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done
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# tmpdir directory, use environment variable TMPDIR
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# if it was not specified, otherwise, error.
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[ -n "$tmpdir" ] || tmpdir=$TMPDIR
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[ -n "$tmpdir" ] || echo_error "No tmpdir found!"
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[ -d "$tmpdir" ] || echo_error "Invalid tmpdir \"$tmpdir\""
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[ -n "$machines" ] || machines=$MACHINES
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[ -n "$machines" ] || machines=$default_machines
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[ -n "$targets" ] || targets=$TARGETS
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[ -n "$targets" ] || targets=$default_targets
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OUTPUT=${tmpdir}/sstate-diff/`date "+%s"`
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for M in ${machines}; do
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find ${tmpdir}/stamps/ -name \*sigdata\* | xargs rm -f
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mkdir -p ${OUTPUT}/${M}
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export MACHINE=${M}; bitbake -S ${targets} | tee -a ${OUTPUT}/${M}/log;
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cp -ra ${tmpdir}/stamps/* ${OUTPUT}/${M}
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find ${OUTPUT}/${M} -name \*sigdata\* | sed "s#${OUTPUT}/${M}/##g" | sort > ${OUTPUT}/${M}/list
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M_UNDERSCORE=`echo ${M} | sed 's/-/_/g'`
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sed "s/${M_UNDERSCORE}/MACHINE/g; s/${M}/MACHINE/g" ${OUTPUT}/${M}/list | sort > ${OUTPUT}/${M}/list.M
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find ${tmpdir}/stamps/ -name \*sigdata\* | xargs rm -f
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done
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