1#!/bin/sh -
2#	$NetBSD: makelist,v 1.11 2005/10/22 16:45:03 christos Exp $
3# $FreeBSD$
4#
5# Copyright (c) 1992, 1993
6#	The Regents of the University of California.  All rights reserved.
7#
8# This code is derived from software contributed to Berkeley by
9# Christos Zoulas of Cornell University.
10#
11# Redistribution and use in source and binary forms, with or without
12# modification, are permitted provided that the following conditions
13# are met:
14# 1. Redistributions of source code must retain the above copyright
15#    notice, this list of conditions and the following disclaimer.
16# 2. Redistributions in binary form must reproduce the above copyright
17#    notice, this list of conditions and the following disclaimer in the
18#    documentation and/or other materials provided with the distribution.
19# 3. Neither the name of the University nor the names of its contributors
20#    may be used to endorse or promote products derived from this software
21#    without specific prior written permission.
22#
23# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26# ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33# SUCH DAMAGE.
34#
35#	@(#)makelist	5.3 (Berkeley) 6/4/93
36
37# makelist.sh: Automatically generate header files...
38
39AWK=awk
40USAGE="usage: $0 -h|-e|-fc|-fh|-bc|-bh|-m <filenames>"
41
42if [ "x$1" = "x" ]
43then
44    echo $USAGE 1>&2
45    exit 1
46fi
47
48FLAG="$1"
49shift
50
51FILES="$@"
52
53case $FLAG in
54
55#	generate foo.h file from foo.c
56#
57-h)
58    set - `echo $FILES | sed -e 's/\\./_/g'`
59    hdr="_h_`basename $1`"
60    cat $FILES | $AWK '
61	BEGIN {
62	    printf("/* Automatically generated file, do not edit */\n");
63	    printf("#ifndef %s\n#define %s\n", "'$hdr'", "'$hdr'");
64	}
65	/\(\):/ {
66	    pr = substr($2, 1, 2);
67	    if (pr == "vi" || pr == "em" || pr == "ed") {
68		name = substr($2, 1, length($2) - 3);
69#
70# XXX:	need a space between name and prototype so that -fc and -fh
71#	parsing is much easier
72#
73		printf("protected el_action_t\t%s (EditLine *, int);\n", name);
74	    }
75	}
76	END {
77	    printf("#endif /* %s */\n", "'$hdr'");
78	}'
79	;;
80
81#	generate help.c from various .c files
82#
83-bc)
84    cat $FILES | $AWK '
85	BEGIN {
86	    printf("/* Automatically generated file, do not edit */\n");
87	    printf("#include \"sys.h\"\n#include \"el.h\"\n");
88	    printf("private const struct el_bindings_t el_func_help[] = {\n");
89	    low = "abcdefghijklmnopqrstuvwxyz_";
90	    high = "ABCDEFGHIJKLMNOPQRSTUVWXYZ_";
91	    for (i = 1; i <= length(low); i++)
92		tr[substr(low, i, 1)] = substr(high, i, 1);
93	}
94	/\(\):/ {
95	    pr = substr($2, 1, 2);
96	    if (pr == "vi" || pr == "em" || pr == "ed") {
97		name = substr($2, 1, length($2) - 3);
98		uname = "";
99		fname = "";
100		for (i = 1; i <= length(name); i++) {
101		    s = substr(name, i, 1);
102		    uname = uname tr[s];
103		    if (s == "_")
104			s = "-";
105		    fname = fname s;
106		}
107
108		printf("    { %-30.30s %-30.30s\n","\"" fname "\",", uname ",");
109		ok = 1;
110	    }
111	}
112	/^ \*/ {
113	    if (ok) {
114		printf("      \"");
115		for (i = 2; i < NF; i++)
116		    printf("%s ", $i);
117		printf("%s\" },\n", $i);
118		ok = 0;
119	    }
120	}
121	END {
122	    printf("};\n");
123	    printf("\nprotected const el_bindings_t* help__get()");
124	    printf("{ return el_func_help; }\n");
125	}'
126	;;
127
128#	generate help.h from various .c files
129#
130-bh)
131    $AWK '
132	BEGIN {
133	    printf("/* Automatically generated file, do not edit */\n");
134	    printf("#ifndef _h_help_c\n#define _h_help_c\n");
135	    printf("protected const el_bindings_t *help__get(void);\n");
136	    printf("#endif /* _h_help_c */\n");
137	}' /dev/null
138	;;
139
140#	generate fcns.h from various .h files
141#
142-fh)
143    cat $FILES | $AWK '/el_action_t/ { print $3 }' | \
144    sort | LC_ALL=C tr '[:lower:]' '[:upper:]' | $AWK '
145	BEGIN {
146	    printf("/* Automatically generated file, do not edit */\n");
147	    printf("#ifndef _h_fcns_c\n#define _h_fcns_c\n");
148	    count = 0;
149	}
150	{
151	    printf("#define\t%-30.30s\t%3d\n", $1, count++);
152	}
153	END {
154	    printf("#define\t%-30.30s\t%3d\n", "EL_NUM_FCNS", count);
155
156	    printf("typedef el_action_t (*el_func_t)(EditLine *, int);");
157	    printf("\nprotected const el_func_t* func__get(void);\n");
158	    printf("#endif /* _h_fcns_c */\n");
159	}'
160	;;
161
162#	generate fcns.c from various .h files
163#
164-fc)
165    cat $FILES | $AWK '/el_action_t/ { print $3 }' | sort | $AWK '
166	BEGIN {
167	    printf("/* Automatically generated file, do not edit */\n");
168	    printf("#include \"sys.h\"\n#include \"el.h\"\n");
169	    printf("private const el_func_t el_func[] = {");
170	    maxlen = 80;
171	    needn = 1;
172	    len = 0;
173	}
174	{
175	    clen = 25 + 2;
176	    len += clen;
177	    if (len >= maxlen)
178		needn = 1;
179	    if (needn) {
180		printf("\n    ");
181		needn = 0;
182		len = 4 + clen;
183	    }
184	    s = $1 ",";
185	    printf("%-26.26s ", s);
186	}
187	END {
188	    printf("\n};\n");
189	    printf("\nprotected const el_func_t* func__get() { return el_func; }\n");
190	}'
191	;;
192
193#	generate editline.c from various .c files
194#
195-e)
196	echo "$FILES" | tr ' ' '\012' | $AWK '
197	BEGIN {
198	    printf("/* Automatically generated file, do not edit */\n");
199	    printf("#define protected static\n");
200	    printf("#define SCCSID\n");
201	}
202	{
203	    printf("#include \"%s\"\n", $1);
204	}'
205	;;
206
207#	generate man page fragment from various .c files
208#
209-m)
210    cat $FILES | $AWK '
211	BEGIN {
212	    printf(".\\\" Section automatically generated with makelist\n");
213	    printf(".Bl -tag -width 4n\n");
214	}
215	/\(\):/ {
216	    pr = substr($2, 1, 2);
217	    if (pr == "vi" || pr == "em" || pr == "ed") {
218		name = substr($2, 1, length($2) - 3);
219		fname = "";
220		for (i = 1; i <= length(name); i++) {
221		    s = substr(name, i, 1);
222		    if (s == "_")
223			s = "-";
224		    fname = fname s;
225		}
226
227		printf(".It Ic %s\n", fname);
228		ok = 1;
229	    }
230	}
231	/^ \*/ {
232	    if (ok) {
233		for (i = 2; i < NF; i++)
234		    printf("%s ", $i);
235		printf("%s.\n", $i);
236		ok = 0;
237	    }
238	}
239	END {
240	    printf(".El\n");
241	    printf(".\\\" End of section automatically generated with makelist\n");
242	}'
243	;;
244
245*)
246    echo $USAGE 1>&2
247    exit 1
248    ;;
249
250esac
251