xref: /freebsd/contrib/dialog/headers-sh.in (revision aa0a1e58) 
1#! /bin/sh
2# $Id: headers-sh.in,v 1.5 2007/07/05 00:20:18 tom Exp $
3##############################################################################
4# Copyright (c) 2004,2007 Thomas E. Dickey                                   #
5#                                                                            #
6# Permission is hereby granted, free of charge, to any person obtaining a    #
7# copy of this software and associated documentation files (the "Software"), #
8# to deal in the Software without restriction, including without limitation  #
9# the rights to use, copy, modify, merge, publish, distribute, distribute    #
10# with modifications, sublicense, and/or sell copies of the Software, and to #
11# permit persons to whom the Software is furnished to do so, subject to the  #
12# following conditions:                                                      #
13#                                                                            #
14# The above copyright notice and this permission notice shall be included in #
15# all copies or substantial portions of the Software.                        #
16#                                                                            #
17# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR #
18# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,   #
19# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL    #
20# THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER      #
21# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING    #
22# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER        #
23# DEALINGS IN THE SOFTWARE.                                                  #
24#                                                                            #
25# Except as contained in this notice, the name(s) of the above copyright     #
26# holders shall not be used in advertising or otherwise to promote the sale, #
27# use or other dealings in this Software without prior written               #
28# authorization.                                                             #
29##############################################################################
30#
31# Adjust includes for header files that reside in a subdirectory of
32# /usr/include, etc.
33#
34# Parameters (the first case creates the sed script):
35#	$1 is the target directory
36#	$2 is the source directory
37# or (the second case does the install, using the sed script):
38#	$1 is the script to use for installing
39#	$2 is the target directory
40#	$3 is the source directory
41#	$4 is the file to install, editing source/target/etc.
42
43PACKAGE=@PACKAGE@
44PKGNAME=@PACKAGE_PREFIX@
45CONFIGH=@PACKAGE_CONFIG@
46
47TMPSED=headers.sed
48
49DIGIT=0123456789
50alpha=abcdefghijklmnopqrstuvwxyz
51ALPHA=ABCDEFGHIJKLMNOPQRSTUVWXYZ
52
53alnum=_${DIGIT}${alpha}
54ALNUM=_${DIGIT}${ALPHA}
55MIXED=_${DIGIT}${ALPHA}${alpha}
56
57if test $# = 2 ; then
58	rm -f $TMPSED
59	DST=$1
60	REF=$2
61	LEAF=`basename $DST`
62
63	# map the include-directory, if needed, to the subdirectory
64	case $DST in
65	/*/include/$LEAF)
66		END=`basename $DST`
67		for i in $REF/*.h
68		do
69			NAME=`basename $i`
70			echo "s/<$NAME>/<$END\/$NAME>/g" >> $TMPSED
71		done
72		;;
73	*)
74		echo "" >> $TMPSED
75		;;
76	esac
77
78	# cannot do _this_ in -e options:
79	cat >headers.tmp <<EOF
80s/^#[^ ][^ ]*//
81s/[^'$MIXED']/ /g
82s/[ 	][ 	]*/ /g
83s/^ //
84s/ $//
85:split
86	h
87	s/ .*//
88	p
89	t next
90	b done
91:next
92	x
93	s/^[^ ][^ ]* //
94	t split
95:done
96EOF
97	# pick up autoconf-style symbols used in the application's headers
98	for i in $REF/*.h
99	do
100		sed -e 's/^[ 	][ 	]*#[ 	][ 	]*/#/' $i \
101		| egrep '^#(if|ifdef|ifndef|elif)' \
102		| sed	-f headers.tmp \
103		| sort -u \
104		| egrep '^(HAVE_|NEED_|NO_|ENABLE_|DISABLE_)' \
105		| sed	-e 's%^\(.*\)%s/\\<\1\\>/'${PKGNAME}'_\1/g%' >>$TMPSED
106	done
107	rm -f headers.tmp
108
109	# pick up autoconf-defined symbols in the config.h file
110	for name in `
111	egrep '^#define[ 	][ 	]*['$ALNUM']' $REF/$CONFIGH \
112		| sed	-e 's/^#define[ 	][ 	]*//' \
113			-e 's/[ 	].*//' \
114		| egrep -v "^${PACKAGE}_" \
115		| sort -u \
116		| egrep -v "^${PKGNAME}_"`
117	do
118		echo "s/\\<$name\\>/${PKGNAME}_$name/g" >>$TMPSED
119	done
120
121	# reduce the count if possible, since some old sed's limit is 100 lines
122	sort -u $TMPSED >headers.tmp
123	mv headers.tmp $TMPSED
124else
125	PRG=""
126	while test $# != 3
127	do
128		PRG="$PRG $1"; shift
129	done
130
131	DST=$1
132	REF=$2
133	SRC=$3
134
135	SHOW=`basename $SRC`
136	TMPSRC=${TMPDIR-/tmp}/${SHOW}$$
137
138	echo "	... $SHOW"
139	test -f $REF/$SRC && SRC="$REF/$SRC"
140
141	rm -f $TMPSRC
142	sed -f $TMPSED $SRC > $TMPSRC
143	NAME=`basename $SRC`
144
145	# Just in case someone gzip'd manpages, remove the conflicting copy.
146	test -f $DST/$NAME.gz && rm -f $DST/$NAME.gz
147
148	eval $PRG $TMPSRC $DST/$NAME
149	rm -f $TMPSRC
150fi
151