xref: /onnv-gate/usr/src/cmd/mdb/tools/scripts/map2linktest.sh (revision 0:68f95e015346)
1*0Sstevel@tonic-gate#!/bin/ksh
2*0Sstevel@tonic-gate#
3*0Sstevel@tonic-gate# CDDL HEADER START
4*0Sstevel@tonic-gate#
5*0Sstevel@tonic-gate# The contents of this file are subject to the terms of the
6*0Sstevel@tonic-gate# Common Development and Distribution License, Version 1.0 only
7*0Sstevel@tonic-gate# (the "License").  You may not use this file except in compliance
8*0Sstevel@tonic-gate# with the License.
9*0Sstevel@tonic-gate#
10*0Sstevel@tonic-gate# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
11*0Sstevel@tonic-gate# or http://www.opensolaris.org/os/licensing.
12*0Sstevel@tonic-gate# See the License for the specific language governing permissions
13*0Sstevel@tonic-gate# and limitations under the License.
14*0Sstevel@tonic-gate#
15*0Sstevel@tonic-gate# When distributing Covered Code, include this CDDL HEADER in each
16*0Sstevel@tonic-gate# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
17*0Sstevel@tonic-gate# If applicable, add the following below this CDDL HEADER, with the
18*0Sstevel@tonic-gate# fields enclosed by brackets "[]" replaced with your own identifying
19*0Sstevel@tonic-gate# information: Portions Copyright [yyyy] [name of copyright owner]
20*0Sstevel@tonic-gate#
21*0Sstevel@tonic-gate# CDDL HEADER END
22*0Sstevel@tonic-gate#
23*0Sstevel@tonic-gate#
24*0Sstevel@tonic-gate# Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
25*0Sstevel@tonic-gate# Use is subject to license terms.
26*0Sstevel@tonic-gate#
27*0Sstevel@tonic-gate#ident	"%Z%%M%	%I%	%E% SMI"
28*0Sstevel@tonic-gate#
29*0Sstevel@tonic-gate
30*0Sstevel@tonic-gate#
31*0Sstevel@tonic-gate# Create dummy functions for each of the functions in the module API.  We can
32*0Sstevel@tonic-gate# then link a module against an object file created from the output of this
33*0Sstevel@tonic-gate# script to determine whether or not that module restricts itself to the API.
34*0Sstevel@tonic-gate# If the module uses functions outside of the module API, then it cannot be
35*0Sstevel@tonic-gate# used as a kmdb module.
36*0Sstevel@tonic-gate#
37*0Sstevel@tonic-gatenawk '
38*0Sstevel@tonic-gate	/^[ 	]*global:[ 	]*$/ {
39*0Sstevel@tonic-gate		printing = 1;
40*0Sstevel@tonic-gate		next;
41*0Sstevel@tonic-gate	}
42*0Sstevel@tonic-gate
43*0Sstevel@tonic-gate	/^[	]*local:[ 	]*$/ {
44*0Sstevel@tonic-gate		printing = 0;
45*0Sstevel@tonic-gate		next;
46*0Sstevel@tonic-gate	}
47*0Sstevel@tonic-gate
48*0Sstevel@tonic-gate	# Skip blank lines and comments
49*0Sstevel@tonic-gate	/^$/ { next; }
50*0Sstevel@tonic-gate	/^[ 	]*#/ { next;}
51*0Sstevel@tonic-gate
52*0Sstevel@tonic-gate	# Print globals only
53*0Sstevel@tonic-gate	printing == 0 { next; }
54*0Sstevel@tonic-gate
55*0Sstevel@tonic-gate	# Symbols beginning with "kmdb_" are not in the module API - they are
56*0Sstevel@tonic-gate	# private to kmdb.
57*0Sstevel@tonic-gate	$1 ~ /^kmdb_/ { next; }
58*0Sstevel@tonic-gate
59*0Sstevel@tonic-gate	$1 !~ /;$/ { next; }
60*0Sstevel@tonic-gate
61*0Sstevel@tonic-gate	# Print everything else that we have not already seen as a function
62*0Sstevel@tonic-gate	# definition so we can create our filter.
63*0Sstevel@tonic-gate	{
64*0Sstevel@tonic-gate		if (seen[$1]) {
65*0Sstevel@tonic-gate			next;
66*0Sstevel@tonic-gate		}
67*0Sstevel@tonic-gate
68*0Sstevel@tonic-gate		seen[$1] = 1;
69*0Sstevel@tonic-gate
70*0Sstevel@tonic-gate		printf("void %s(void) {}\n", substr($1, 1, length($1) - 1));
71*0Sstevel@tonic-gate	}
72*0Sstevel@tonic-gate'
73*0Sstevel@tonic-gate
74*0Sstevel@tonic-gate#
75*0Sstevel@tonic-gate# kmdb modules cannot have their own _init, _fini, or _info routines.  By
76*0Sstevel@tonic-gate# creating dummies for them here, a link against an object file created from
77*0Sstevel@tonic-gate# the output of this script will fail if the module defines one of them.
78*0Sstevel@tonic-gate#
79*0Sstevel@tonic-gateecho "void _init(void) {}"
80*0Sstevel@tonic-gateecho "void _info(void) {}"
81*0Sstevel@tonic-gateecho "void _fini(void) {}"
82