ncurses 5.6 - patch 20070602
[ncurses.git] / ncurses / base / MKunctrl.awk
1 # $Id: MKunctrl.awk,v 1.13 2007/01/06 22:52:02 tom Exp $
2 ##############################################################################
3 # Copyright (c) 1998-2006,2007 Free Software Foundation, Inc.                #
4 #                                                                            #
5 # Permission is hereby granted, free of charge, to any person obtaining a    #
6 # copy of this software and associated documentation files (the "Software"), #
7 # to deal in the Software without restriction, including without limitation  #
8 # the rights to use, copy, modify, merge, publish, distribute, distribute    #
9 # with modifications, sublicense, and/or sell copies of the Software, and to #
10 # permit persons to whom the Software is furnished to do so, subject to the  #
11 # following conditions:                                                      #
12 #                                                                            #
13 # The above copyright notice and this permission notice shall be included in #
14 # all copies or substantial portions of the Software.                        #
15 #                                                                            #
16 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR #
17 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,   #
18 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL    #
19 # THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER      #
20 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING    #
21 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER        #
22 # DEALINGS IN THE SOFTWARE.                                                  #
23 #                                                                            #
24 # Except as contained in this notice, the name(s) of the above copyright     #
25 # holders shall not be used in advertising or otherwise to promote the sale, #
26 # use or other dealings in this Software without prior written               #
27 # authorization.                                                             #
28 ##############################################################################
29 #
30 # Author: Thomas E. Dickey <dickey@clark.net> 1997
31 #
32
33 BEGIN   {
34                 print "/* generated by MKunctrl.awk */"
35                 print ""
36                 print "#include <curses.priv.h>"
37                 print ""
38                 print "#undef unctrl"
39                 print ""
40         }
41 END     {
42                 print "NCURSES_EXPORT(NCURSES_CONST char *) unctrl (register chtype ch)"
43                 print "{"
44
45                 blob=""
46                 offset=0
47                 printf "static const short unctrl_table[] = {"
48                 for ( ch = 0; ch < 256; ch++ ) {
49                         gap = ","
50                         part=""
51                         if ((ch % 8) == 0) {
52                                 printf "\n    "
53                                 if (ch != 0)
54                                         blob = blob "\""
55                                 blob = blob "\n    \""
56                         }
57                         printf "%4d%s", offset, gap;
58                         if (ch < 32) {
59                                 part = sprintf ("^\\%03o\\0", ch + 64);
60                                 offset = offset + 3;
61                         } else if (ch == 127) {
62                                 part = "^?\\0";
63                                 offset = offset + 3;
64                         } else if (ch >= 128 && ch < 160) {
65                                 part = sprintf("~\\%03o\\0", ch - 64);
66                                 offset = offset + 3;
67                         } else {
68                                 gap = gap " "
69                                 part = sprintf("\\%03o\\0", ch);
70                                 offset = offset + 2;
71                         }
72                         blob = blob part
73                         if (ch == 255)
74                                 gap = "\n"
75                         else if (((ch + 1) % 8) != 0)
76                                 gap = gap " "
77                 }
78                 print "};"
79                 blob = blob "\"";
80
81                 print ""
82                 print "#if NCURSES_EXT_FUNCS"
83                 blob = blob "\n#if NCURSES_EXT_FUNCS"
84                 printf "static const short unctrl_c1[] = {"
85                 for ( ch = 128; ch < 160; ch++ ) {
86                         gap = ","
87                         if ((ch % 8) == 0) {
88                                 if (ch != 128)
89                                         blob = blob "\""
90                                 printf "\n    "
91                                 blob = blob "\n    \""
92                         }
93                         printf "%4d%s", offset, gap;
94                         part = sprintf("\\%03o\\0", ch);
95                         blob = blob part
96                         offset = offset + 2;
97                         if (((ch + 1) % 8) != 0)
98                                 gap = gap " "
99                 }
100                 print "};"
101                 print "#endif /* NCURSES_EXT_FUNCS */"
102                 blob = blob "\"\n#endif /* NCURSES_EXT_FUNCS */\n"
103
104                 print ""
105                 print "static const char unctrl_blob[] = "blob";"
106                 print ""
107                 print "\tint check = ChCharOf(ch);"
108                 print "\tconst char *result;"
109                 print ""
110                 print "\tif (check >= 0 && check < (int)SIZEOF(unctrl_table)) {"
111                 print "#if NCURSES_EXT_FUNCS"
112                 print "\t\tif ((SP != 0)"
113                 print "\t\t && (SP->_legacy_coding > 1)"
114                 print "\t\t && (check >= 128)"
115                 print "\t\t && (check < 160))"
116                 print "\t\t\tresult = unctrl_blob + unctrl_c1[check - 128];"
117                 print "\t\telse"
118                 print "#endif /* NCURSES_EXT_FUNCS */"
119                 print "\t\t\tresult = unctrl_blob + unctrl_table[check];"
120                 print "\t} else {"
121                 print "\t\tresult = 0;"
122                 print "\t}"
123                 print "\treturn (NCURSES_CONST char *)result;"
124                 print "}"
125         }