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[mandoc.git] / tree.c
diff --git a/tree.c b/tree.c
index eae406b3960827337d596f9ddc1193454bd05cf5..19ee0c7963b0cd089609cd6ca4f6ce1326672b90 100644 (file)
--- a/tree.c
+++ b/tree.c
-/* $Id: tree.c,v 1.11 2009/04/03 11:08:39 kristaps Exp $ */
+/*     $Id: tree.c,v 1.59 2014/10/20 01:43:48 schwarze Exp $ */
 /*
- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org>
+ * Copyright (c) 2008, 2009, 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2013, 2014 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.
+ * 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.
+ * 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 "config.h"
+
+#include <sys/types.h>
+
 #include <assert.h>
-#include <err.h>
+#include <limits.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <time.h>
 
+#include "mandoc.h"
 #include "mdoc.h"
 #include "man.h"
+#include "main.h"
 
-static void    print_mdoc(const struct mdoc_node *, int);
+static void    print_box(const struct eqn_box *, int);
 static void    print_man(const struct man_node *, int);
+static void    print_mdoc(const struct mdoc_node *, int);
+static void    print_span(const struct tbl_span *, int);
 
 
-/* ARGSUSED */
-int
+void
 tree_mdoc(void *arg, const struct mdoc *mdoc)
 {
 
        print_mdoc(mdoc_node(mdoc), 0);
-       return(1);
 }
 
-
-/* ARGSUSED */
-int
+void
 tree_man(void *arg, const struct man *man)
 {
 
        print_man(man_node(man), 0);
-       return(1);
 }
 
-
 static void
 print_mdoc(const struct mdoc_node *n, int indent)
 {
        const char       *p, *t;
        int               i, j;
-       size_t            argc, sz;
-       char            **params;
+       size_t            argc;
        struct mdoc_argv *argv;
 
        argv = NULL;
-       argc = sz = 0;
-       params = NULL;
+       argc = 0;
+       t = p = NULL;
 
        switch (n->type) {
-       case (MDOC_ROOT):
+       case MDOC_ROOT:
                t = "root";
                break;
-       case (MDOC_BLOCK):
+       case MDOC_BLOCK:
                t = "block";
                break;
-       case (MDOC_HEAD):
+       case MDOC_HEAD:
                t = "block-head";
                break;
-       case (MDOC_BODY):
-               t = "block-body";
+       case MDOC_BODY:
+               if (n->end)
+                       t = "body-end";
+               else
+                       t = "block-body";
                break;
-       case (MDOC_TAIL):
+       case MDOC_TAIL:
                t = "block-tail";
                break;
-       case (MDOC_ELEM):
+       case MDOC_ELEM:
                t = "elem";
                break;
-       case (MDOC_TEXT):
+       case MDOC_TEXT:
                t = "text";
                break;
+       case MDOC_TBL:
+               break;
+       case MDOC_EQN:
+               t = "eqn";
+               break;
        default:
                abort();
                /* NOTREACHED */
        }
 
        switch (n->type) {
-       case (MDOC_TEXT):
+       case MDOC_TEXT:
                p = n->string;
                break;
-       case (MDOC_BODY):
+       case MDOC_BODY:
                p = mdoc_macronames[n->tok];
                break;
-       case (MDOC_HEAD):
+       case MDOC_HEAD:
                p = mdoc_macronames[n->tok];
                break;
-       case (MDOC_TAIL):
+       case MDOC_TAIL:
                p = mdoc_macronames[n->tok];
                break;
-       case (MDOC_ELEM):
+       case MDOC_ELEM:
                p = mdoc_macronames[n->tok];
                if (n->args) {
                        argv = n->args->argv;
                        argc = n->args->argc;
                }
                break;
-       case (MDOC_BLOCK):
+       case MDOC_BLOCK:
                p = mdoc_macronames[n->tok];
                if (n->args) {
                        argv = n->args->argv;
                        argc = n->args->argc;
                }
                break;
-       case (MDOC_ROOT):
+       case MDOC_TBL:
+               break;
+       case MDOC_EQN:
+               p = "EQ";
+               break;
+       case MDOC_ROOT:
                p = "root";
                break;
        default:
@@ -123,74 +137,239 @@ print_mdoc(const struct mdoc_node *n, int indent)
                /* NOTREACHED */
        }
 
-       for (i = 0; i < indent; i++)
-               (void)printf("    ");
-       (void)printf("%s (%s)", p, t);
-
-       for (i = 0; i < (int)argc; i++) {
-               (void)printf(" -%s", mdoc_argnames[argv[i].arg]);
-               if (argv[i].sz > 0)
-                       (void)printf(" [");
-               for (j = 0; j < (int)argv[i].sz; j++)
-                       (void)printf(" [%s]", argv[i].value[j]);
-               if (argv[i].sz > 0)
-                       (void)printf(" ]");
-       }
+       if (n->span) {
+               assert(NULL == p && NULL == t);
+               print_span(n->span, indent);
+       } else {
+               for (i = 0; i < indent; i++)
+                       putchar('\t');
+
+               printf("%s (%s)", p, t);
 
-       for (i = 0; i < (int)sz; i++)
-               (void)printf(" [%s]", params[i]);
+               for (i = 0; i < (int)argc; i++) {
+                       printf(" -%s", mdoc_argnames[argv[i].arg]);
+                       if (argv[i].sz > 0)
+                               printf(" [");
+                       for (j = 0; j < (int)argv[i].sz; j++)
+                               printf(" [%s]", argv[i].value[j]);
+                       if (argv[i].sz > 0)
+                               printf(" ]");
+               }
 
-       (void)printf(" %d:%d\n", n->line, n->pos);
+               putchar(' ');
+               if (MDOC_LINE & n->flags)
+                       putchar('*');
+               printf("%d:%d", n->line, n->pos + 1);
+               if (n->lastline != n->line)
+                       printf("-%d", n->lastline);
+               putchar('\n');
+       }
 
+       if (n->eqn)
+               print_box(n->eqn->root->first, indent + 1);
        if (n->child)
                print_mdoc(n->child, indent + 1);
        if (n->next)
                print_mdoc(n->next, indent);
 }
 
-
 static void
 print_man(const struct man_node *n, int indent)
 {
        const char       *p, *t;
        int               i;
 
+       t = p = NULL;
+
        switch (n->type) {
-       case (MAN_ROOT):
+       case MAN_ROOT:
                t = "root";
                break;
-       case (MAN_ELEM):
+       case MAN_ELEM:
                t = "elem";
                break;
-       case (MAN_TEXT):
+       case MAN_TEXT:
                t = "text";
                break;
+       case MAN_BLOCK:
+               t = "block";
+               break;
+       case MAN_HEAD:
+               t = "block-head";
+               break;
+       case MAN_BODY:
+               t = "block-body";
+               break;
+       case MAN_TAIL:
+               t = "block-tail";
+               break;
+       case MAN_TBL:
+               break;
+       case MAN_EQN:
+               t = "eqn";
+               break;
        default:
                abort();
                /* NOTREACHED */
        }
 
        switch (n->type) {
-       case (MAN_TEXT):
+       case MAN_TEXT:
                p = n->string;
                break;
-       case (MAN_ELEM):
+       case MAN_ELEM:
+               /* FALLTHROUGH */
+       case MAN_BLOCK:
+               /* FALLTHROUGH */
+       case MAN_HEAD:
+               /* FALLTHROUGH */
+       case MAN_TAIL:
+               /* FALLTHROUGH */
+       case MAN_BODY:
                p = man_macronames[n->tok];
                break;
-       case (MAN_ROOT):
+       case MAN_ROOT:
                p = "root";
                break;
+       case MAN_TBL:
+               break;
+       case MAN_EQN:
+               p = "EQ";
+               break;
        default:
                abort();
                /* NOTREACHED */
        }
 
-       for (i = 0; i < indent; i++)
-               (void)printf("    ");
-       (void)printf("%s (%s) %d:%d\n", p, t, n->line, n->pos);
+       if (n->span) {
+               assert(NULL == p && NULL == t);
+               print_span(n->span, indent);
+       } else {
+               for (i = 0; i < indent; i++)
+                       putchar('\t');
+               printf("%s (%s) ", p, t);
+               if (MAN_LINE & n->flags)
+                       putchar('*');
+               printf("%d:%d\n", n->line, n->pos + 1);
+       }
 
+       if (n->eqn)
+               print_box(n->eqn->root->first, indent + 1);
        if (n->child)
                print_man(n->child, indent + 1);
        if (n->next)
                print_man(n->next, indent);
 }
+
+static void
+print_box(const struct eqn_box *ep, int indent)
+{
+       int              i;
+       const char      *t;
+
+       static const char *posnames[] = {
+           NULL, "sup", "subsup", "sub",
+           "to", "from", "fromto",
+           "over", "sqrt", NULL };
+
+       if (NULL == ep)
+               return;
+       for (i = 0; i < indent; i++)
+               putchar('\t');
+
+       t = NULL;
+       switch (ep->type) {
+       case EQN_ROOT:
+               t = "eqn-root";
+               break;
+       case EQN_LISTONE:
+       case EQN_LIST:
+               t = "eqn-list";
+               break;
+       case EQN_SUBEXPR:
+               t = "eqn-expr";
+               break;
+       case EQN_TEXT:
+               t = "eqn-text";
+               break;
+       case EQN_PILE:
+               t = "eqn-pile";
+               break;
+       case EQN_MATRIX:
+               t = "eqn-matrix";
+               break;
+       }
+
+       fputs(t, stdout);
+       if (ep->pos)
+               printf(" pos=%s", posnames[ep->pos]);
+       if (ep->left)
+               printf(" left=\"%s\"", ep->left);
+       if (ep->right)
+               printf(" right=\"%s\"", ep->right);
+       if (ep->top)
+               printf(" top=\"%s\"", ep->top);
+       if (ep->bottom)
+               printf(" bottom=\"%s\"", ep->bottom);
+       if (ep->text)
+               printf(" text=\"%s\"", ep->text);
+       if (ep->font)
+               printf(" font=%d", ep->font);
+       if (ep->size != EQN_DEFSIZE)
+               printf(" size=%d", ep->size);
+       if (ep->expectargs != UINT_MAX && ep->expectargs != ep->args)
+               printf(" badargs=%zu(%zu)", ep->args, ep->expectargs);
+       else if (ep->args)
+               printf(" args=%zu", ep->args);
+       putchar('\n');
+
+       print_box(ep->first, indent + 1);
+       print_box(ep->next, indent);
+}
+
+static void
+print_span(const struct tbl_span *sp, int indent)
+{
+       const struct tbl_dat *dp;
+       int              i;
+
+       for (i = 0; i < indent; i++)
+               putchar('\t');
+
+       switch (sp->pos) {
+       case TBL_SPAN_HORIZ:
+               putchar('-');
+               return;
+       case TBL_SPAN_DHORIZ:
+               putchar('=');
+               return;
+       default:
+               break;
+       }
+
+       for (dp = sp->first; dp; dp = dp->next) {
+               switch (dp->pos) {
+               case TBL_DATA_HORIZ:
+                       /* FALLTHROUGH */
+               case TBL_DATA_NHORIZ:
+                       putchar('-');
+                       continue;
+               case TBL_DATA_DHORIZ:
+                       /* FALLTHROUGH */
+               case TBL_DATA_NDHORIZ:
+                       putchar('=');
+                       continue;
+               default:
+                       break;
+               }
+               printf("[\"%s\"", dp->string ? dp->string : "");
+               if (dp->spans)
+                       printf("(%d)", dp->spans);
+               if (NULL == dp->layout)
+                       putchar('*');
+               putchar(']');
+               putchar(' ');
+       }
+
+       printf("(tbl) %d:1\n", sp->line);
+}