#!/usr/bin/perl
# BEGIN_ICS_COPYRIGHT8 ****************************************
# 
# Copyright (c) 2015-2017, Intel Corporation
# 
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# 
#     * Redistributions of source code must retain the above copyright notice,
#       this list of conditions and the following disclaimer.
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# [ICS VERSION STRING: unknown]
use strict;
#use Term::ANSIColor;
#use Term::ANSIColor qw(:constants);
#use File::Basename;
#use Math::BigInt;

# ============================================================================
# Driver file management

my $RunDepmod=0;	# do we need to run depmod
sub	verify_modtools()
{
	my $look_str;
	my $look_len;
	my $ver;
	my $mod_ver;

	$look_str = "insmod version ";
	$look_len = length ($look_str);
	$ver = `/sbin/insmod -V 2>&1 | grep \"$look_str\"`;
	chomp $ver;
	$mod_ver = substr ($ver, $look_len - 1, length($ver)-$look_len+1);
	$_ = $mod_ver;
	/2\.[34]\.[0-9]+/;
	#$MOD_UTILS_REV;
	if ($& eq "")
	{
		NormalPrint "Unable to proceed, modutils tool old: $mod_ver\n";
		Abort "Install newer version of modutils 2.3.15 or greater" ;
	}
}

# the following two routines are used for STL-14186. hfi2 rpm doesn't call depmod on uninstall, so we need to explicitly
# call it when we uninstall opa_stack. After we resolve the issue, we shall remove the following 2 routines
sub clear_run_depmod()
{
	$RunDepmod=0;
}

sub set_run_depmod()
{
	$RunDepmod=1;
}

sub check_depmod()
{
	if ($RunDepmod == 1 )
	{
		print_separator;
		print "Generating module dependencies...\n";
		LogPrint "Generating module dependencies: /sbin/depmod -aev\n";
		system "/sbin/depmod -aev > /dev/null 2>&1";
		$RunDepmod=0;
		return 1;
	}
	return 0;
}