linux-imx

#!/usr/bin/env perl

#

# (C) Copyright IBM Corporation 2006.

#   Released under GPL v2.

#   Author : Ram Pai (linuxram@us.ibm.com)

#

# Usage: export_report.pl -k Module.symvers [-o report_file ] -f *.mod.c

#

​

use warnings;

use Getopt::Std;

use strict;

​

sub numerically {

    my $no1 = (split /\s+/, $a)[1];

    my $no2 = (split /\s+/, $b)[1];

    return $no1 <=> $no2;

}

​

sub alphabetically {

    my ($module1, $value1) = @{$a};

    my ($module2, $value2) = @{$b};

    return $value1 <=> $value2 || $module2 cmp $module1;

}

​

sub print_depends_on {

    my ($href) = @_;

    print "\n";

    for my $mod (sort keys %$href) {

        my $list = $href->{$mod};

        print "\t$mod:\n";

        foreach my $sym (sort numerically @{$list}) {

            my ($symbol, $no) = split /\s+/, $sym;

            printf("\t\t%-25s\n", $symbol);

        }

        print "\n";

    }

    print "\n";

    print "~"x80 , "\n";

}

​

sub usage {

        print "Usage: @_ -h -k Module.symvers  [ -o outputfile ] \n",

          "\t-f: treat all the non-option argument as .mod.c files. ",

          "Recommend using this as the last option\n",

          "\t-h: print detailed help\n",

          "\t-k: the path to Module.symvers file. By default uses ",

          "the file from the current directory\n",

          "\t-o outputfile: output the report to outputfile\n";

    exit 0;

}

​

sub collectcfiles {

    my @file;

    while (<.tmp_versions/*.mod>) {

    open my $fh, '<', $_ or die "cannot open $_: $!\n";

    push (@file,

          grep s/\.ko/.mod.c/,  # change the suffix

          grep m/.+\.ko/,       # find the .ko path

          <$fh>);           # lines in opened file

    }

    chomp @file;

    return @file;