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/* $Id: regs.h,v 1.4 2010/07/03 16:02:12 schwarze Exp $ */
/*
* Copyright (c) 2010 Kristaps Dzonsons <kristaps@bsd.lv>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef REGS_H
#define REGS_H
__BEGIN_DECLS
enum regs {
REG_nS = 0, /* nS */
REG__MAX
};
struct reg {
int set; /* whether set or not */
union {
unsigned u; /* unsigned integer */
} v;
};
/*
* Registers are non-scoped state. These can be manipulated directly in
* libroff or indirectly in libman or libmdoc by macros. These should
* be implemented sparingly (we are NOT roffdoc!) and documented fully
* in roff.7.
*/
struct regset {
struct reg regs[REG__MAX];
};
char *roff_setstr(const char *, const char *);
char *roff_getstr(const char *);
char *roff_getstrn(const char *, size_t);
void roff_freestr(void);
__END_DECLS
#endif /*!REGS_H*/
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