make_libdeps.sh revision 255454 
1#!/bin/sh -e
2#
3# Copyright (c) 2002 Ruslan Ermilov, The FreeBSD Project
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10#    notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
12#    notice, this list of conditions and the following disclaimer in the
13#    documentation and/or other materials provided with the distribution.
14#
15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25# SUCH DAMAGE.
26#
27# $FreeBSD: head/tools/make_libdeps.sh 255454 2013-09-10 18:34:38Z des $
28
29export PATH=/bin:/usr/bin
30
31LC_ALL=C			# make sort deterministic
32FS=': '				# internal field separator
33LIBDEPENDS=./_libdeps		# intermediate output file
34USRSRC=${1:-/usr/src}		# source root
35LIBS="
36	lib
37	gnu/lib
38	kerberos5/lib
39	secure/lib
40	usr.bin/lex/lib
41	cddl/lib
42"				# where to scan for libraries
43
44# This sed(1) filter is used to convert -lfoo to path/to/libfoo.
45#
46SED_FILTER="
47sed -E
48    -e's; ;! ;g'
49    -e's;$;!;'
50    -e's;-lbsdxml!;lib/libexpat;g'
51    -e's;-lbsdyml!;lib/libyaml;g'
52    -e's;-lpthread!;lib/libthr;g'
53    -e's;-lm!;lib/msun;g'
54    -e's;-l(ncurses|termcap)!;lib/ncurses/ncurses;g'
55    -e's;-l(gcc)!;gnu/lib/lib\1;g'
56    -e's;-lssp_nonshared!;gnu/lib/libssp/libssp_nonshared;g'
57    -e's;-l(asn1|hdb|kdc|heimbase|heimntlm|heimsqlite|hx509|krb5|roken|wind)!;kerberos5/lib/lib\1;g'
58    -e's;-l(crypto|ssh|ssl)!;secure/lib/lib\1;g'
59    -e's;-l([^!]+)!;lib/lib\1;g'
60"
61
62# Generate interdependencies between libraries.
63#
64genlibdepends()
65{
66	(
67		cd ${USRSRC}
68		find -s ${LIBS} -mindepth 1 -name Makefile |
69		xargs grep -l 'bsd\.lib\.mk' |
70		while read makefile; do
71			libdir=$(dirname ${makefile})
72			deps=$(
73				cd ${libdir}
74				make -m ${USRSRC}/share/mk -V LDADD
75			)
76			if [ "${deps}" ]; then
77				echo ${libdir}"${FS}"$(
78					echo ${deps} |
79					eval ${SED_FILTER}
80				)
81			fi
82		done
83	)
84}
85
86main()
87{
88	if [ ! -f ${LIBDEPENDS} ]; then
89		genlibdepends >${LIBDEPENDS}
90	fi
91
92	prebuild_libs=$(
93		awk -F"${FS}" '{ print $2 }' ${LIBDEPENDS} |rs 0 1 |sort -u
94	)
95	echo "Libraries with dependents:"
96	echo
97	echo ${prebuild_libs} |
98	rs 0 1
99	echo
100
101	echo "List of interdependencies:"
102	echo
103	for lib in ${prebuild_libs}; do
104		grep "^${lib}${FS}" ${LIBDEPENDS} || true
105	done |
106	awk -F"${FS}" '{
107		if ($2 in dependents)
108			dependents[$2]=dependents[$2]" "$1
109		else
110			dependents[$2]=$1
111	}
112	END {
113		for (lib in dependents)
114			print dependents[lib]": " lib
115	}' |
116	sort
117
118	exit 0
119}
120
121main
122