xref: /titanic_51/usr/src/tools/scripts/build_cscope.sh (revision 15d9d0b528387242011cdcc6190c9e598cfe3a07)
1#!/bin/ksh -p
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, Version 1.0 only
7# (the "License").  You may not use this file except in compliance
8# with the License.
9#
10# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
11# or http://www.opensolaris.org/os/licensing.
12# See the License for the specific language governing permissions
13# and limitations under the License.
14#
15# When distributing Covered Code, include this CDDL HEADER in each
16# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
17# If applicable, add the following below this CDDL HEADER, with the
18# fields enclosed by brackets "[]" replaced with your own identifying
19# information: Portions Copyright [yyyy] [name of copyright owner]
20#
21# CDDL HEADER END
22#
23#
24# Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
25# Use is subject to license terms.
26#
27# ident	"%Z%%M%	%I%	%E% SMI"
28#
29
30#
31# The CDPATH variable causes ksh's `cd' builtin to emit messages to stdout
32# under certain circumstances, which can really screw things up; unset it.
33#
34unset CDPATH
35
36PROG=`basename $0`
37PATH=/opt/onbld/bin:$PATH export PATH
38if [ -n "$BUILD_TOOLS" ]; then
39	PATH=$BUILD_TOOLS/onbld/bin:$PATH export PATH
40fi
41
42CONF=tools/scripts/build_cscope.conf
43
44#
45# Print the provided failure message and exit with an error.
46#
47fail()
48{
49        echo $PROG: $@ > /dev/stderr
50        exit 1
51}
52
53if [ $# -ne 1 ]; then
54	echo "Usage: $PROG <env_file>"
55	exit 1
56fi
57
58#
59# Setup environment variables
60#
61if [ -f "$1" ]; then
62	if [[ $1 = */* ]]; then
63		. $1
64	else
65		. ./$1
66	fi
67elif [ -f "/opt/onbld/env/$1" ]; then
68	. "/opt/onbld/env/$1"
69else
70	fail "cannot find env file as $1 or /opt/onbld/env/$1"
71fi
72
73[ -z "$SRC" ] && fail "\$SRC is not set"
74[ ! -d "$SRC" ] && fail "\$SRC ($SRC) is not a directory"
75
76#
77# Despite our name, we actually build cscope, ctags, and etags
78# cross-references.
79#
80cd $SRC
81while read name flags dirs; do
82      [ "$name" = "" -o "$name" = "#" ] && continue
83      [ "$flags" = "\"\"" ] && flags=
84      xref -c $dirs
85      xref $flags $dirs || fail "cannot build $name cross-reference"
86done < $CONF
87