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#!/bin/sh
set -e
if [ "$1" = install ] || [ "$1" = upgrade ]; then
FILE="/usr/libexec/x86_64-linux-gnu/isa-support/test-SSE4.1"
# "exec >;command" instead of "command >" looks strange but regular
# redirections don't fully work within qemu-user.
ret=0;(exec >/dev/null 2>&1; "$FILE") || ret=$?
if [ $ret -ne 0 ] && [ -n "$IGNORE_ISA" ]; then
cat >&2 <<END
This machine doesn't support SSE4.1, but override (IGNORE_ISA) is enabled.
Continuing...
END
ret=0
fi
if [ $ret -eq 126 ]; then
cat >&2 <<END
Couldn't execute test binary for SSE4.1, you either do foreign multi-arch
without qemu or do something strange. Assuming you know what you're doing.
Continuing...
END
ret=0
fi
if [ $ret -ne 0 ]; then
# Fail noisily, first via debconf (if installed).
if [ -e /usr/share/debconf/confmodule ]; then
. /usr/share/debconf/confmodule
db_version 2.0
db_fset SSE4.1-support/fail seen false ||:
db_reset SSE4.1-support/fail ||:
db_input critical SSE4.1-support/fail ||:
db_go ||:
db_stop ||:
fi
cat >&2 <<END
This machine doesn't support SSE4.1, sorry.
Aborting.
END
exit 2
fi
fi
#DEBHELPER#
exit 0
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