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/* $Id: tbl_data.c,v 1.1 2010/12/29 16:44:23 kristaps Exp $ */
/*
* Copyright (c) 2009, 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.
*/
#include <assert.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include "mandoc.h"
#include "libmandoc.h"
#include "libroff.h"
static void data(struct tbl *, struct tbl_span *,
int, const char *, int *);
void
data(struct tbl *tbl, struct tbl_span *dp,
int ln, const char *p, int *pos)
{
struct tbl_dat *dat;
int sv;
/* FIXME: warn about losing data contents if cell is HORIZ. */
dat = mandoc_calloc(1, sizeof(struct tbl_dat));
if (dp->last) {
dp->last->next = dat;
dp->last = dat;
} else
dp->last = dp->first = dat;
sv = *pos;
while (p[*pos] && p[*pos] != tbl->tab)
(*pos)++;
dat->string = mandoc_malloc(*pos - sv + 1);
memcpy(dat->string, &p[sv], *pos - sv);
dat->string[*pos - sv] = '\0';
if (p[*pos])
(*pos)++;
/* XXX: do the strcmps, then malloc(). */
if ( ! strcmp(dat->string, "_"))
dat->flags |= TBL_DATA_HORIZ;
else if ( ! strcmp(dat->string, "="))
dat->flags |= TBL_DATA_DHORIZ;
else if ( ! strcmp(dat->string, "\\_"))
dat->flags |= TBL_DATA_NHORIZ;
else if ( ! strcmp(dat->string, "\\="))
dat->flags |= TBL_DATA_NDHORIZ;
}
struct tbl_span *
tbl_data(struct tbl *tbl, int ln, const char *p)
{
struct tbl_span *dp;
int pos;
pos = 0;
if ('\0' == p[pos]) {
TBL_MSG(tbl, MANDOCERR_TBL, ln, pos);
return(NULL);
}
dp = mandoc_calloc(1, sizeof(struct tbl_span));
if ( ! strcmp(p, "_")) {
dp->flags |= TBL_SPAN_HORIZ;
return(dp);
} else if ( ! strcmp(p, "=")) {
dp->flags |= TBL_SPAN_DHORIZ;
return(dp);
}
while ('\0' != p[pos])
data(tbl, dp, ln, p, &pos);
return(dp);
}
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