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#!/bin/ksh
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright 2006 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
#ident "%Z%%M% %I% %E% SMI"
#
#
# Create dummy functions for each of the functions in the module API. We can
# then link a module against an object file created from the output of this
# script to determine whether or not that module restricts itself to the API.
# If the module uses functions outside of the module API, then it cannot be
# used as a kmdb module.
#
nawk '
/^[ ]*global:[ ]*$/ {
printing = 1;
next;
}
/^[ ]*local:[ ]*$/ {
printing = 0;
next;
}
# Skip blank lines and comments
/^$/ { next; }
/^[ ]*#/ { next;}
# Print globals only
printing == 0 { next; }
# Symbols beginning with "kmdb_" are not in the module API - they are
# private to kmdb.
$1 ~ /^kmdb_/ { next; }
# Symbols which have the token "variable" are seen as an int
$3 ~ /variable/ {
if (seen[$1]) {
next;
}
seen[$1] = 1;
printf("int %s = 0;\n", substr($1, 1, length($1) - 1));
next;
}
$1 !~ /;$/ { next; }
# Print everything else that we have not already seen as a function
# definition so we can create our filter.
{
if (seen[$1]) {
next;
}
seen[$1] = 1;
printf("void %s(void) {}\n", substr($1, 1, length($1) - 1));
}
'
#
# kmdb modules cannot have their own _init, _fini, or _info routines. By
# creating dummies for them here, a link against an object file created from
# the output of this script will fail if the module defines one of them.
#
echo "void _init(void) {}"
echo "void _info(void) {}"
echo "void _fini(void) {}"
#
# The SunStudio compiler may generate calls to _memcpy and so we
# need to make sure that the correct symbol exists for these calls.
#
echo "void _memcpy(void) {}"
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