symresolve

来自「fsmlabs的real time linux的内核」· 代码 · 共 62 行

#!/usr/bin/perl

#
# (C) Finite State Machine Labs Inc. 1999-2000 <[e-mail]>
#
# Released under the terms of GPL 2.
# Open RTLinux makes use of a patented process described in
# US Patent 5,995,745. Use of this process is governed
# by the Open RTLinux Patent License which can be obtained from
# www.fsmlabs.com/PATENT or by sending email to
# [e-mail]

# first, build the hash containing the resolved addresses
# we recognize addresses by angle brackets around them

# open(TEMP, /tmp/Tmp$$);

$KSYMOOPS="ksymoops";

$RTLINUX_DIR=`grep RTLINUX_DIR rtl.mk`;
$RTLINUX_DIR =~ s%.*= +(.*)\n%$1/System.map%;
$RTL_DIR=`grep RTL_DIR rtl.mk`;
$RTL_DIR =~ s%.*= +(.*)\n%$1%;

#open (TEMP, "| cat >/tmp/Tmp$$");
open (TEMP, "| $KSYMOOPS -x -o $RTL_DIR -o . -m $RTLINUX_DIR >/tmp/Tmp$$") or die "Can run ksymoops: $!";


open (TEMPCOPY, ">/tmp/TmpA$$");

while (<>) {
	print TEMPCOPY $_;
	print TEMP "EIP: ", $1, "\n" while m/(<[^>]*>)/gc;
}

close (TEMP);
close (TEMPCOPY);

open (TEMP, "/tmp/Tmp$$");

while (<TEMP>) {
	print STDERR if /warning/i;
	if (/>>EIP; ([^ ]+) (<[^>]+>)/) {
		$trans{$1} = $2 ;
	}
}
close (TEMP);

open(TEMPCOPY, "/tmp/TmpA$$");


# now, write out the output

while (<TEMPCOPY>) {
	s/<([^>]*)>/$trans{$1}/ge;
	print $_;
}


unlink "/tmp/Tmp$$";
unlink "/tmp/TmpA$$";