version 1.369, 2020/01/19 18:02:00 |
version 1.373, 2020/04/06 10:16:17 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv> |
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* Copyright (c) 2010-2015, 2017-2020 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2010-2015, 2017-2020 Ingo Schwarze <schwarze@openbsd.org> |
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* Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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* |
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* Implementation of the roff(7) parser for mandoc(1). |
*/ |
*/ |
#include "config.h" |
#include "config.h" |
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Line 196 static int roff_ds(ROFF_ARGS); |
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Line 198 static int roff_ds(ROFF_ARGS); |
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static int roff_ec(ROFF_ARGS); |
static int roff_ec(ROFF_ARGS); |
static int roff_eo(ROFF_ARGS); |
static int roff_eo(ROFF_ARGS); |
static int roff_eqndelim(struct roff *, struct buf *, int); |
static int roff_eqndelim(struct roff *, struct buf *, int); |
static int roff_evalcond(struct roff *r, int, char *, int *); |
static int roff_evalcond(struct roff *, int, char *, int *); |
static int roff_evalnum(struct roff *, int, |
static int roff_evalnum(struct roff *, int, |
const char *, int *, int *, int); |
const char *, int *, int *, int); |
static int roff_evalpar(struct roff *, int, |
static int roff_evalpar(struct roff *, int, |
Line 1114 roff_node_delete(struct roff_man *man, struct roff_nod |
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Line 1116 roff_node_delete(struct roff_man *man, struct roff_nod |
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roff_node_free(n); |
roff_node_free(n); |
} |
} |
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int |
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roff_node_transparent(struct roff_node *n) |
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{ |
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if (n == NULL) |
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return 0; |
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if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT) |
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return 1; |
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return roff_tok_transparent(n->tok); |
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} |
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int |
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roff_tok_transparent(enum roff_tok tok) |
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{ |
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switch (tok) { |
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case ROFF_ft: |
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case ROFF_ll: |
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case ROFF_mc: |
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case ROFF_po: |
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case ROFF_ta: |
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case MDOC_Db: |
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case MDOC_Es: |
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case MDOC_Sm: |
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case MDOC_Tg: |
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case MAN_DT: |
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case MAN_UC: |
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case MAN_PD: |
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case MAN_AT: |
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return 1; |
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default: |
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return 0; |
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} |
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} |
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struct roff_node * |
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roff_node_child(struct roff_node *n) |
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{ |
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for (n = n->child; roff_node_transparent(n); n = n->next) |
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continue; |
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return n; |
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} |
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struct roff_node * |
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roff_node_prev(struct roff_node *n) |
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{ |
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do { |
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n = n->prev; |
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} while (roff_node_transparent(n)); |
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return n; |
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} |
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struct roff_node * |
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roff_node_next(struct roff_node *n) |
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{ |
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do { |
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n = n->next; |
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} while (roff_node_transparent(n)); |
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return n; |
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} |
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void |
void |
deroff(char **dest, const struct roff_node *n) |
deroff(char **dest, const struct roff_node *n) |
{ |
{ |
char *cp; |
char *cp; |
size_t sz; |
size_t sz; |
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if (n->type != ROFFT_TEXT) { |
if (n->string == NULL) { |
for (n = n->child; n != NULL; n = n->next) |
for (n = n->child; n != NULL; n = n->next) |
deroff(dest, n); |
deroff(dest, n); |
return; |
return; |