-/* $Id: tree.c,v 1.84 2019/01/01 05:56:34 schwarze Exp $ */
+/* $Id: tree.c,v 1.91 2021/09/07 10:59:18 schwarze Exp $ */
/*
* Copyright (c) 2008, 2009, 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2013-2015, 2017-2019 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2013-2015, 2017-2021 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
* 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.
+ *
+ * Formatting module to let mandoc(1) show
+ * a human readable representation of the syntax tree.
*/
#include "config.h"
#include "eqn.h"
#include "main.h"
+static void print_attr(const struct roff_node *);
static void print_box(const struct eqn_box *, int);
+static void print_cellt(enum tbl_cellt);
static void print_man(const struct roff_node *, int);
static void print_meta(const struct roff_meta *);
static void print_mdoc(const struct roff_node *, int);
if (argv[i].sz > 0)
printf(" ]");
}
-
- putchar(' ');
- if (n->flags & NODE_DELIMO)
- putchar('(');
- if (n->flags & NODE_LINE)
- putchar('*');
- printf("%d:%d", n->line, n->pos + 1);
- if (n->flags & NODE_DELIMC)
- putchar(')');
- if (n->flags & NODE_EOS)
- putchar('.');
- if (n->flags & NODE_BROKEN)
- printf(" BROKEN");
- if (n->flags & NODE_NOFILL)
- printf(" NOFILL");
- if (n->flags & NODE_NOSRC)
- printf(" NOSRC");
- if (n->flags & NODE_NOPRT)
- printf(" NOPRT");
- putchar('\n');
+ print_attr(n);
}
-
if (n->eqn)
print_box(n->eqn->first, indent + 4);
if (n->child)
} else {
for (i = 0; i < indent; i++)
putchar(' ');
- printf("%s (%s) ", p, t);
- if (n->flags & NODE_LINE)
- putchar('*');
- printf("%d:%d", n->line, n->pos + 1);
- if (n->flags & NODE_DELIMC)
- putchar(')');
- if (n->flags & NODE_EOS)
- putchar('.');
- if (n->flags & NODE_NOFILL)
- printf(" NOFILL");
- putchar('\n');
+ printf("%s (%s)", p, t);
+ print_attr(n);
}
-
if (n->eqn)
print_box(n->eqn->first, indent + 4);
if (n->child)
print_man(n->next, indent);
}
+static void
+print_attr(const struct roff_node *n)
+{
+ putchar(' ');
+ if (n->flags & NODE_DELIMO)
+ putchar('(');
+ if (n->flags & NODE_LINE)
+ putchar('*');
+ printf("%d:%d", n->line, n->pos + 1);
+ if (n->flags & NODE_DELIMC)
+ putchar(')');
+ if (n->flags & NODE_EOS)
+ putchar('.');
+ if (n->flags & NODE_ID) {
+ printf(" ID");
+ if (n->flags & NODE_HREF)
+ printf("=HREF");
+ } else if (n->flags & NODE_HREF)
+ printf(" HREF");
+ else if (n->tag != NULL)
+ printf(" STRAYTAG");
+ if (n->tag != NULL)
+ printf("=%s", n->tag);
+ if (n->flags & NODE_BROKEN)
+ printf(" BROKEN");
+ if (n->flags & NODE_NOFILL)
+ printf(" NOFILL");
+ if (n->flags & NODE_NOSRC)
+ printf(" NOSRC");
+ if (n->flags & NODE_NOPRT)
+ printf(" NOPRT");
+ putchar('\n');
+}
+
static void
print_box(const struct eqn_box *ep, int indent)
{
print_box(ep->next, indent);
}
+static void
+print_cellt(enum tbl_cellt pos)
+{
+ switch(pos) {
+ case TBL_CELL_LEFT:
+ putchar('L');
+ break;
+ case TBL_CELL_LONG:
+ putchar('a');
+ break;
+ case TBL_CELL_CENTRE:
+ putchar('c');
+ break;
+ case TBL_CELL_RIGHT:
+ putchar('r');
+ break;
+ case TBL_CELL_NUMBER:
+ putchar('n');
+ break;
+ case TBL_CELL_SPAN:
+ putchar('s');
+ break;
+ case TBL_CELL_DOWN:
+ putchar('^');
+ break;
+ case TBL_CELL_HORIZ:
+ putchar('-');
+ break;
+ case TBL_CELL_DHORIZ:
+ putchar('=');
+ break;
+ case TBL_CELL_MAX:
+ putchar('#');
+ break;
+ }
+}
+
static void
print_span(const struct tbl_span *sp, int indent)
{
const struct tbl_dat *dp;
+ const struct tbl_cell *cp;
int i;
+ if (sp->prev == NULL) {
+ for (i = 0; i < indent; i++)
+ putchar(' ');
+ printf("%d", sp->opts->cols);
+ if (sp->opts->opts & TBL_OPT_CENTRE)
+ fputs(" center", stdout);
+ if (sp->opts->opts & TBL_OPT_EXPAND)
+ fputs(" expand", stdout);
+ if (sp->opts->opts & TBL_OPT_ALLBOX)
+ fputs(" allbox", stdout);
+ if (sp->opts->opts & TBL_OPT_BOX)
+ fputs(" box", stdout);
+ if (sp->opts->opts & TBL_OPT_DBOX)
+ fputs(" doublebox", stdout);
+ if (sp->opts->opts & TBL_OPT_NOKEEP)
+ fputs(" nokeep", stdout);
+ if (sp->opts->opts & TBL_OPT_NOSPACE)
+ fputs(" nospaces", stdout);
+ if (sp->opts->opts & TBL_OPT_NOWARN)
+ fputs(" nowarn", stdout);
+ printf(" (tbl options) %d:1\n", sp->line);
+ }
+
for (i = 0; i < indent; i++)
putchar(' ');
putchar(' ');
break;
default:
+ for (cp = sp->layout->first; cp != NULL; cp = cp->next)
+ print_cellt(cp->pos);
+ putchar(' ');
for (dp = sp->first; dp; dp = dp->next) {
+ if ((cp = dp->layout) == NULL)
+ putchar('*');
+ else {
+ printf("%d", cp->col);
+ print_cellt(dp->layout->pos);
+ switch (cp->font) {
+ case ESCAPE_FONTROMAN:
+ break;
+ case ESCAPE_FONTBOLD:
+ putchar('b');
+ break;
+ case ESCAPE_FONTITALIC:
+ putchar('i');
+ break;
+ case ESCAPE_FONTBI:
+ fputs("bi", stdout);
+ break;
+ case ESCAPE_FONTCR:
+ putchar('c');
+ break;
+ case ESCAPE_FONTCB:
+ fputs("cb", stdout);
+ break;
+ case ESCAPE_FONTCI:
+ fputs("ci", stdout);
+ break;
+ default:
+ abort();
+ }
+ if (cp->flags & TBL_CELL_TALIGN)
+ putchar('t');
+ if (cp->flags & TBL_CELL_UP)
+ putchar('u');
+ if (cp->flags & TBL_CELL_BALIGN)
+ putchar('d');
+ if (cp->flags & TBL_CELL_WIGN)
+ putchar('z');
+ if (cp->flags & TBL_CELL_EQUAL)
+ putchar('e');
+ if (cp->flags & TBL_CELL_WMAX)
+ putchar('x');
+ }
switch (dp->pos) {
case TBL_DATA_HORIZ:
case TBL_DATA_NHORIZ:
putchar('-');
- putchar(' ');
- continue;
+ break;
case TBL_DATA_DHORIZ:
case TBL_DATA_NDHORIZ:
putchar('=');
- putchar(' ');
- continue;
+ break;
default:
+ putchar(dp->block ? '{' : '[');
+ if (dp->string != NULL)
+ fputs(dp->string, stdout);
+ putchar(dp->block ? '}' : ']');
break;
}
- printf("[\"%s\"", dp->string ? dp->string : "");
if (dp->hspans)
printf(">%d", dp->hspans);
if (dp->vspans)
printf("v%d", dp->vspans);
- if (dp->layout == NULL)
- putchar('*');
- else if (dp->layout->pos == TBL_CELL_DOWN)
- putchar('^');
- putchar(']');
putchar(' ');
}
break;