2 * Header file for dc routines
4 * Copyright (C) 1994, 1997, 1998 Free Software Foundation, Inc.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2, or (at your option)
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, you can either send email to this
18 * program's author (see below) or write to: The Free Software Foundation,
19 * Inc.; 675 Mass Ave. Cambridge, MA 02139, USA.
25 /* 'I' is a command, and bases 17 and 18 are quite
26 * unusual, so we limit ourselves to bases 2 to 16
28 #define DC_IBASE_MAX 16
31 #define DC_DOMAIN_ERROR 1
32 #define DC_FAIL 2 /* generic failure */
36 # define DC_PROTO(x) ()
37 # define DC_DECLVOID() ()
38 # define DC_DECLARG(arglist) arglist
42 # define DC_PROTO(x) x
43 # define DC_DECLVOID() (void)
44 # define DC_DECLARG(arglist) (
50 typedef enum {DC_TOSS, DC_KEEP} dc_discard;
51 typedef enum {DC_NONL, DC_WITHNL} dc_newline;
54 /* type discriminant for dc_data */
55 typedef enum {DC_UNINITIALIZED, DC_NUMBER, DC_STRING} dc_value_type;
57 /* only numeric.c knows what dc_num's *really* look like */
58 typedef struct dc_number *dc_num;
60 /* only string.c knows what dc_str's *really* look like */
61 typedef struct dc_string *dc_str;
64 /* except for the two implementation-specific modules, all
65 * dc functions only know of this one generic type of object
68 dc_value_type dc_type; /* discriminant for union */
76 /* This is dc's only global variable: */
77 extern const char *progname; /* basename of program invocation */
79 #endif /* not DC_DEFS_H */