diff options
Diffstat (limited to 'roff_term.c')
-rw-r--r-- | roff_term.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/roff_term.c b/roff_term.c new file mode 100644 index 00000000..d96d9dd8 --- /dev/null +++ b/roff_term.c @@ -0,0 +1,52 @@ +/* $OpenBSD$ */ +/* + * Copyright (c) 2017 Ingo Schwarze <schwarze@openbsd.org> + * + * 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. + */ +#include <sys/types.h> + +#include <assert.h> + +#include "roff.h" +#include "out.h" +#include "term.h" + +#define ROFF_TERM_ARGS struct termp *p, const struct roff_node *n + +typedef void (*roff_term_pre_fp)(ROFF_TERM_ARGS); + +static void roff_term_pre_br(ROFF_TERM_ARGS); + +static const roff_term_pre_fp roff_term_pre_acts[ROFF_MAX] = { + roff_term_pre_br, /* br */ +}; + + +void +roff_term_pre(struct termp *p, const struct roff_node *n) +{ + assert(n->tok < ROFF_MAX); + (*roff_term_pre_acts[n->tok])(p, n); +} + +static void +roff_term_pre_br(ROFF_TERM_ARGS) +{ + term_newln(p); + if (p->flags & TERMP_BRIND) { + p->offset = p->rmargin; + p->rmargin = p->maxrmargin; + p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND); + } +} |