1#!/bin/ksh 2# 3# CDDL HEADER START 4# 5# The contents of this file are subject to the terms of the 6# Common Development and Distribution License (the "License"). 7# You may not use this file except in compliance with the License. 8# 9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10# or http://www.opensolaris.org/os/licensing. 11# See the License for the specific language governing permissions 12# and limitations under the License. 13# 14# When distributing Covered Code, include this CDDL HEADER in each 15# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16# If applicable, add the following below this CDDL HEADER, with the 17# fields enclosed by brackets "[]" replaced with your own identifying 18# information: Portions Copyright [yyyy] [name of copyright owner] 19# 20# CDDL HEADER END 21# 22# 23# Copyright 2006 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26#ident "%Z%%M% %I% %E% SMI" 27# 28 29# 30# Create dummy functions for each of the functions in the module API. We can 31# then link a module against an object file created from the output of this 32# script to determine whether or not that module restricts itself to the API. 33# If the module uses functions outside of the module API, then it cannot be 34# used as a kmdb module. 35# 36nawk ' 37 /^[ ]*global:[ ]*$/ { 38 printing = 1; 39 next; 40 } 41 42 /^[ ]*local:[ ]*$/ { 43 printing = 0; 44 next; 45 } 46 47 # Skip blank lines and comments 48 /^$/ { next; } 49 /^[ ]*#/ { next;} 50 51 # Print globals only 52 printing == 0 { next; } 53 54 # Symbols beginning with "kmdb_" are not in the module API - they are 55 # private to kmdb. 56 $1 ~ /^kmdb_/ { next; } 57 58 # Symbols which have the token "variable" are seen as an int 59 $3 ~ /variable/ { 60 if (seen[$1]) { 61 next; 62 } 63 64 seen[$1] = 1; 65 66 printf("int %s = 0;\n", substr($1, 1, length($1) - 1)); 67 next; 68 } 69 70 $1 !~ /;$/ { next; } 71 72 # Print everything else that we have not already seen as a function 73 # definition so we can create our filter. 74 { 75 if (seen[$1]) { 76 next; 77 } 78 79 seen[$1] = 1; 80 81 printf("void %s(void) {}\n", substr($1, 1, length($1) - 1)); 82 } 83' 84 85# 86# kmdb modules cannot have their own _init, _fini, or _info routines. By 87# creating dummies for them here, a link against an object file created from 88# the output of this script will fail if the module defines one of them. 89# 90echo "void _init(void) {}" 91echo "void _info(void) {}" 92echo "void _fini(void) {}" 93