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Annotation of mandoc/regs.h, Revision 1.4

1.4     ! schwarze    1: /*     $Id: regs.h,v 1.3 2010/06/27 16:36:22 kristaps Exp $ */
1.1       kristaps    2: /*
                      3:  * Copyright (c) 2010 Kristaps Dzonsons <kristaps@bsd.lv>
                      4:  *
                      5:  * Permission to use, copy, modify, and distribute this software for any
                      6:  * purpose with or without fee is hereby granted, provided that the above
                      7:  * copyright notice and this permission notice appear in all copies.
                      8:  *
                      9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     16:  */
                     17: #ifndef REGS_H
                     18: #define REGS_H
                     19:
                     20: __BEGIN_DECLS
                     21:
                     22: enum   regs {
                     23:        REG_nS = 0,     /* nS */
                     24:        REG__MAX
                     25: };
                     26:
1.3       kristaps   27: struct reg {
                     28:        int              set; /* whether set or not */
                     29:        union {
                     30:                unsigned u; /* unsigned integer */
                     31:        } v;
                     32: };
                     33:
                     34: /*
                     35:  * Registers are non-scoped state.  These can be manipulated directly in
                     36:  * libroff or indirectly in libman or libmdoc by macros.  These should
                     37:  * be implemented sparingly (we are NOT roffdoc!) and documented fully
                     38:  * in roff.7.
                     39:  */
1.1       kristaps   40: struct regset {
1.3       kristaps   41:        struct reg       regs[REG__MAX];
1.1       kristaps   42: };
1.4     ! schwarze   43:
        !            44: char            *roff_setstr(const char *, const char *);
        !            45: char            *roff_getstr(const char *);
        !            46: char            *roff_getstrn(const char *, size_t);
        !            47: void             roff_freestr(void);
1.1       kristaps   48:
                     49: __END_DECLS
                     50:
                     51: #endif /*!REGS_H*/