-/* $Id: tbl.c,v 1.8 2010/12/29 16:44:23 kristaps Exp $ */
+/* $Id: tbl.c,v 1.42 2017/07/08 17:52:50 schwarze Exp $ */
/*
- * Copyright (c) 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2011, 2015 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
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
+#include "config.h"
+
+#include <sys/types.h>
+
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include "mandoc.h"
-#include "roff.h"
+#include "mandoc_aux.h"
#include "libmandoc.h"
#include "libroff.h"
-static void tbl_init(struct tbl *);
-static void tbl_clear(struct tbl *);
-static void
-tbl_clear(struct tbl *tbl)
+void
+tbl_read(struct tbl_node *tbl, int ln, const char *p, int pos)
{
- struct tbl_row *rp;
- struct tbl_cell *cp;
+ const char *cp;
+ int active;
- while (tbl->first) {
- rp = tbl->first;
- tbl->first = rp->next;
- while (rp->first) {
- cp = rp->first;
- rp->first = cp->next;
- free(cp);
+ /*
+ * In the options section, proceed to the layout section
+ * after a semicolon, or right away if there is no semicolon.
+ * Ignore semicolons in arguments.
+ */
+
+ if (tbl->part == TBL_PART_OPTS) {
+ tbl->part = TBL_PART_LAYOUT;
+ active = 1;
+ for (cp = p + pos; *cp != '\0'; cp++) {
+ switch (*cp) {
+ case '(':
+ active = 0;
+ continue;
+ case ')':
+ active = 1;
+ continue;
+ case ';':
+ if (active)
+ break;
+ continue;
+ default:
+ continue;
+ }
+ break;
+ }
+ if (*cp == ';') {
+ tbl_option(tbl, ln, p, &pos);
+ if (p[pos] == '\0')
+ return;
}
- free(rp);
}
- tbl->last = NULL;
+ /* Process the other section types. */
+
+ switch (tbl->part) {
+ case TBL_PART_LAYOUT:
+ tbl_layout(tbl, ln, p, pos);
+ break;
+ case TBL_PART_CDATA:
+ tbl_cdata(tbl, ln, p, pos);
+ break;
+ default:
+ tbl_data(tbl, ln, p, pos);
+ break;
+ }
}
-static void
-tbl_init(struct tbl *tbl)
+struct tbl_node *
+tbl_alloc(int pos, int line, struct mparse *parse)
{
+ struct tbl_node *tbl;
+ tbl = mandoc_calloc(1, sizeof(*tbl));
+ tbl->line = line;
+ tbl->pos = pos;
+ tbl->parse = parse;
tbl->part = TBL_PART_OPTS;
- tbl->tab = '\t';
- tbl->linesize = 12;
- tbl->decimal = '.';
+ tbl->opts.tab = '\t';
+ tbl->opts.decimal = '.';
+ return tbl;
}
-enum rofferr
-tbl_read(struct tbl *tbl, int ln, const char *p, int offs)
+void
+tbl_free(struct tbl_node *tbl)
{
- int len;
- const char *cp;
- struct tbl_dat *dp;
+ struct tbl_row *rp;
+ struct tbl_cell *cp;
struct tbl_span *sp;
+ struct tbl_dat *dp;
- cp = &p[offs];
- len = (int)strlen(cp);
-
- /*
- * If we're in the options section and we don't have a
- * terminating semicolon, assume we've moved directly into the
- * layout section. No need to report a warning: this is,
- * apparently, standard behaviour.
- */
-
- if (TBL_PART_OPTS == tbl->part && len)
- if (';' != cp[len - 1])
- tbl->part = TBL_PART_LAYOUT;
-
- /* Now process each logical section of the table. */
-
- switch (tbl->part) {
- case (TBL_PART_OPTS):
- return(tbl_option(tbl, ln, p) ? ROFF_IGN : ROFF_ERR);
- case (TBL_PART_LAYOUT):
- return(tbl_layout(tbl, ln, p) ? ROFF_IGN : ROFF_ERR);
- case (TBL_PART_DATA):
- break;
+ while ((rp = tbl->first_row) != NULL) {
+ tbl->first_row = rp->next;
+ while (rp->first != NULL) {
+ cp = rp->first;
+ rp->first = cp->next;
+ free(cp->wstr);
+ free(cp);
+ }
+ free(rp);
}
- /* XXX: throw away data for now. */
- if (NULL != (sp = tbl_data(tbl, ln, p))) {
- while (NULL != (dp = sp->first)) {
- sp->first = sp->first->next;
- if (dp->string)
- free(dp->string);
+ while ((sp = tbl->first_span) != NULL) {
+ tbl->first_span = sp->next;
+ while (sp->first != NULL) {
+ dp = sp->first;
+ sp->first = dp->next;
+ free(dp->string);
free(dp);
}
free(sp);
}
-
- return(ROFF_CONT);
-}
-
-struct tbl *
-tbl_alloc(void *data, const mandocmsg msg)
-{
- struct tbl *p;
- p = mandoc_calloc(1, sizeof(struct tbl));
- p->data = data;
- p->msg = msg;
- tbl_init(p);
- return(p);
+ free(tbl);
}
void
-tbl_free(struct tbl *p)
+tbl_restart(int line, int pos, struct tbl_node *tbl)
{
+ if (tbl->part == TBL_PART_CDATA)
+ mandoc_msg(MANDOCERR_TBLDATA_BLK, tbl->parse,
+ line, pos, "T&");
- tbl_clear(p);
- free(p);
+ tbl->part = TBL_PART_LAYOUT;
+ tbl->line = line;
+ tbl->pos = pos;
}
-void
-tbl_reset(struct tbl *tbl)
+const struct tbl_span *
+tbl_span(struct tbl_node *tbl)
{
-
- tbl_clear(tbl);
- tbl_init(tbl);
+ struct tbl_span *span;
+
+ assert(tbl);
+ span = tbl->current_span ? tbl->current_span->next
+ : tbl->first_span;
+ if (span)
+ tbl->current_span = span;
+ return span;
}
-void
-tbl_restart(struct tbl *tbl)
+int
+tbl_end(struct tbl_node *tbl)
{
-
- tbl_clear(tbl);
- tbl->part = TBL_PART_LAYOUT;
+ struct tbl_span *sp;
+
+ if (tbl->part == TBL_PART_CDATA)
+ mandoc_msg(MANDOCERR_TBLDATA_BLK, tbl->parse,
+ tbl->line, tbl->pos, "TE");
+
+ sp = tbl->first_span;
+ while (sp != NULL && sp->first == NULL)
+ sp = sp->next;
+ if (sp == NULL) {
+ mandoc_msg(MANDOCERR_TBLDATA_NONE, tbl->parse,
+ tbl->line, tbl->pos, NULL);
+ return 0;
+ }
+ return 1;
}
-