diff options
Diffstat (limited to 'scripts/bootgraph.pl')
| -rw-r--r-- | scripts/bootgraph.pl | 42 |
1 files changed, 40 insertions, 2 deletions
diff --git a/scripts/bootgraph.pl b/scripts/bootgraph.pl index b78fca994a15..9ca667bcaee9 100644 --- a/scripts/bootgraph.pl +++ b/scripts/bootgraph.pl @@ -38,6 +38,31 @@ # use strict; +use Getopt::Long; +my $header = 0; + +sub help { + my $text = << "EOM"; +Usage: +1) dmesg | perl scripts/bootgraph.pl [OPTION] > output.svg +2) perl scripts/bootgraph.pl -h + +Options: + -header Insert kernel version and date +EOM + my $std=shift; + if ($std == 1) { + print STDERR $text; + } else { + print $text; + } + exit; +} + +GetOptions( + 'h|help' =>\&help, + 'header' =>\$header +); my %start; my %end; @@ -49,6 +74,11 @@ my $count = 0; my %pids; my %pidctr; +my $headerstep = 20; +my $xheader = 15; +my $yheader = 25; +my $cyheader = 0; + while (<>) { my $line = $_; if ($line =~ /([0-9\.]+)\] calling ([a-zA-Z0-9\_\.]+)\+/) { @@ -112,15 +142,23 @@ if ($count == 0) { print STDERR <<END; No data found in the dmesg. Make sure that 'printk.time=1' and 'initcall_debug' are passed on the kernel command line. -Usage: - dmesg | perl scripts/bootgraph.pl > output.svg END + help(1); exit 1; } print "<?xml version=\"1.0\" standalone=\"no\"?> \n"; print "<svg width=\"2000\" height=\"100%\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n"; + +if ($header) { + my $version = `uname -a`; + my $date = `date`; + print "<text transform=\"translate($xheader,$yheader)\">Kernel version: $version</text>\n"; + $cyheader = $yheader+$headerstep; + print "<text transform=\"translate($xheader,$cyheader)\">Date: $date</text>\n"; +} + my @styles; $styles[0] = "fill:rgb(0,0,255);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; |