ncurses/check-build.sh

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#!/bin/bash -e
#
# Copyright (c) 2012 SUSE LINUX Products GmbH, Nuernberg, Germany.
# This file and all modifications and additions to the pristine
# package are under the same license as the package itself.
#
# This script use the following variable(s):
#
# - $BUILD_BASENAME
#
: ${BUILD_BASENAME:=$(uname -m)}
kernel_version()
{
echo $((($1<<16)+($2<<8)+($3)))
}
kernel_string()
{
echo $((($1>>16)&0xff)).$((($1>>8)&0xff)).$(($1&0xff))
}
typeset -i major minor level version required
IFS=' .-' read -t 10 name dummy major minor level rest < /proc/version || exit 1
let version=$(((major<<16)+(minor<<8)+(level)))
unset name dummy major minor level rest
case "$BUILD_BASENAME" in
*x86_64*) let required=$(kernel_version 2 6 32) ;; # gcc exception 32
*) let required=$(kernel_version 2 6 16) ;;
esac
if ((version<required)) ; then
echo "FATAL: kernel too old, need kernel >= $(kernel_string required) for this package" 1>&2
exit 1
fi
#
# Success
#
exit 0