cfe4ca1021
abidiff can provide some more information about the ABI difference it detected. In all cases, a discussion on the mailing must happen but we can give some hints to know if this is a problem with the script calling abidiff, a potential ABI breakage or an unambiguous ABI breakage. Signed-off-by: David Marchand <david.marchand@redhat.com> Acked-by: Ray Kinsella <mdr@ashroe.eu> Acked-by: Neil Horman <nhorman@tuxdriver.com> Acked-by: Aaron Conole <aconole@redhat.com>
72 lines
2.1 KiB
Bash
Executable File
72 lines
2.1 KiB
Bash
Executable File
#!/bin/sh -e
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# SPDX-License-Identifier: BSD-3-Clause
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# Copyright (c) 2019 Red Hat, Inc.
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if [ $# != 2 ] && [ $# != 3 ]; then
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echo "Usage: $0 refdir newdir [warnonly]"
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exit 1
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fi
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refdir=$1
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newdir=$2
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warnonly=${3:-}
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ABIDIFF_OPTIONS="--suppr $(dirname $0)/libabigail.abignore --no-added-syms"
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if [ ! -d $refdir ]; then
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echo "Error: reference directory '$refdir' does not exist."
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exit 1
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fi
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incdir=$(find $refdir -type d -a -name include)
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if [ -z "$incdir" ] || [ ! -e "$incdir" ]; then
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echo "WARNING: could not identify a include directory for $refdir, expect false positives..."
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else
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ABIDIFF_OPTIONS="$ABIDIFF_OPTIONS --headers-dir1 $incdir"
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fi
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if [ ! -d $newdir ]; then
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echo "Error: directory to check '$newdir' does not exist."
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exit 1
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fi
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incdir2=$(find $newdir -type d -a -name include)
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if [ -z "$incdir2" ] || [ ! -e "$incdir2" ]; then
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echo "WARNING: could not identify a include directory for $newdir, expect false positives..."
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else
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ABIDIFF_OPTIONS="$ABIDIFF_OPTIONS --headers-dir2 $incdir2"
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fi
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error=
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for dump in $(find $refdir -name "*.dump"); do
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name=$(basename $dump)
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# skip glue drivers, example librte_pmd_mlx5_glue.dump
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# We can't rely on a suppression rule for now:
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# https://sourceware.org/bugzilla/show_bug.cgi?id=25480
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if grep -qE "\<soname='[^']*_glue\.so\.[^']*'" $dump; then
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echo "Skipped glue library $name."
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continue
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fi
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dump2=$(find $newdir -name $name)
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if [ -z "$dump2" ] || [ ! -e "$dump2" ]; then
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echo "Error: can't find $name in $newdir"
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error=1
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continue
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fi
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abidiff $ABIDIFF_OPTIONS $dump $dump2 || {
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abiret=$?
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echo "Error: ABI issue reported for 'abidiff $ABIDIFF_OPTIONS $dump $dump2'"
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error=1
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echo
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if [ $(($abiret & 3)) -ne 0 ]; then
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echo "ABIDIFF_ERROR|ABIDIFF_USAGE_ERROR, this could be a script or environment issue."
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fi
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if [ $(($abiret & 4)) -ne 0 ]; then
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echo "ABIDIFF_ABI_CHANGE, this change requires a review (abidiff flagged this as a potential issue)."
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fi
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if [ $(($abiret & 8)) -ne 0 ]; then
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echo "ABIDIFF_ABI_INCOMPATIBLE_CHANGE, this change breaks the ABI."
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fi
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echo
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}
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done
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[ -z "$error" ] || [ -n "$warnonly" ]
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