1##############################################################################
2# Copyright (c) 1998-2006,2007 Free Software Foundation, Inc.                #
3#                                                                            #
4# Permission is hereby granted, free of charge, to any person obtaining a    #
5# copy of this software and associated documentation files (the "Software"), #
6# to deal in the Software without restriction, including without limitation  #
7# the rights to use, copy, modify, merge, publish, distribute, distribute    #
8# with modifications, sublicense, and/or sell copies of the Software, and to #
9# permit persons to whom the Software is furnished to do so, subject to the  #
10# following conditions:                                                      #
11#                                                                            #
12# The above copyright notice and this permission notice shall be included in #
13# all copies or substantial portions of the Software.                        #
14#                                                                            #
15# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR #
16# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,   #
17# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL    #
18# THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER      #
19# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING    #
20# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER        #
21# DEALINGS IN THE SOFTWARE.                                                  #
22#                                                                            #
23# Except as contained in this notice, the name(s) of the above copyright     #
24# holders shall not be used in advertising or otherwise to promote the sale, #
25# use or other dealings in this Software without prior written               #
26# authorization.                                                             #
27##############################################################################
28# $Id: MKcaptab.awk,v 1.20 2007/08/12 00:26:15 tom Exp $
29function add_string(text) {
30    if (text != "IGNORE") {
31	offsets[num_strings] = offset;
32	offset = offset + length(text) + 1;
33	printf "%s\\0", text;
34    } else {
35	offsets[num_strings] = -1;
36    }
37    num_strings = num_strings + 1;
38    if ((num_strings % 3) == 0) {
39	printf "\\\n";
40    }
41    return offsets[num_strings - 1];
42}
43BEGIN {
44	first = 1;
45	num_aliases = 0;
46	num_strings = 0;
47	offset = 0;
48}
49
50/^[^#]/ {
51	    if (first) {
52		printf "/* generated by MKcaptab.awk %s(%d) */\n", tablename, bigstrings;
53		print ""
54		if (bigstrings) {
55		    printf "static struct alias *_nc_%s_table = 0;\n", tablename;
56		    print "";
57		    printf "static const char %s_text[] = \"\\\n", tablename;
58		} else {
59		    printf "static const struct alias _nc_%s_table[] =\n", tablename;
60		    printf "{\n";
61		}
62		first = 0;
63	    }
64	    if ($1 == tablename) {
65		if ($3 == "IGNORE") {
66		    to = "(char *)NULL";
67		} else {
68		    to = "\"" $3 "\"";
69		}
70		if (bigstrings) {
71		    c1 = add_string($2);
72		    c2 = add_string($3);
73		    c3 = add_string($4);
74		    aliases[num_aliases] = sprintf("\t{%5d, %5d, %5d},\t /* %s */", c1, c2, c3, $5);
75		    num_aliases = num_aliases + 1;
76		} else {
77		    printf "\t{\"%s\", %s, \"%s\"},\t /* %s */\n", $2, to, $4, $5;
78		}
79	    }
80	}
81END	{
82	    if (bigstrings) {
83		printf "\";\n\n";
84		printf "static const alias_table_data %s_data[] = {\n", tablename;
85		for (n = 0; n < num_aliases; ++n) {
86		    printf "%s\n", aliases[n];
87		}
88		printf "};\n\n";
89	    } else {
90		printf "\t{(char *)NULL, (char *)NULL, (char *)NULL}\n";
91		printf "};\n\n";
92	    }
93	}
94# vile:sw=4:
95