Author: bapt
Date: Fri Oct  6 11:48:09 2017
New Revision: 324358
URL: https://svnweb.freebsd.org/changeset/base/324358

Log:
  Import 1.14.3
  
  MFC after:    1 week

Added:
  head/contrib/ctfdump/
     - copied from r323072, vendor/ctfdump/dist/
Modified:
  head/contrib/mdocml/Makefile
  head/contrib/mdocml/NEWS
  head/contrib/mdocml/man_term.c
  head/contrib/mdocml/mansearch.c
  head/contrib/mdocml/mdoc_validate.c
  head/contrib/mdocml/tbl_html.c
  head/contrib/mdocml/tbl_term.c
Directory Properties:
  head/contrib/mdocml/   (props changed)

Modified: head/contrib/mdocml/Makefile
==============================================================================
--- head/contrib/mdocml/Makefile        Fri Oct  6 11:46:37 2017        
(r324357)
+++ head/contrib/mdocml/Makefile        Fri Oct  6 11:48:09 2017        
(r324358)
@@ -15,7 +15,7 @@
 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-VERSION = 1.14.2
+VERSION = 1.14.3
 
 # === LIST OF FILES ====================================================
 

Modified: head/contrib/mdocml/NEWS
==============================================================================
--- head/contrib/mdocml/NEWS    Fri Oct  6 11:46:37 2017        (r324357)
+++ head/contrib/mdocml/NEWS    Fri Oct  6 11:48:09 2017        (r324358)
@@ -2,6 +2,21 @@ $Id: NEWS,v 1.26 2017/07/28 14:57:56 schwarze Exp $
 
 This file lists the most important changes in the mandoc.bsd.lv distribution.
 
+Changes in version 1.14.3, released on August 5, 2017
+
+    --- BUG FIXES ---
+ * man(7): Do not crash with out-of-bounds read access to a constant
+   array if .sp or a blank line immediately precedes .SS or .SH.
+ * mdoc(7): Do not crash with out-of-bounds read access to a constant
+   array if .sp or a blank line precede the first .Sh macro.
+ * tbl(7): Ignore explicitly specified negative column widths rather than
+   wrapping around to huge numbers and risking memory exhaustion.
+ * man(1): No longer use names that only occur in the SYNOPSIS section.
+   Gets rid of some surprising behaviour and bogus warnings.
+    --- THANKS TO ---
+   Leah Neukirchen (Void Linux), Markus Waldeck (Debian),
+   Peter Bui (nd.edu), and Yuri Pankov (illumos) for bug reports.
+
 Changes in version 1.14.2, released on July 28, 2017
 
     --- MAJOR NEW FEATURES ---

Modified: head/contrib/mdocml/man_term.c
==============================================================================
--- head/contrib/mdocml/man_term.c      Fri Oct  6 11:46:37 2017        
(r324357)
+++ head/contrib/mdocml/man_term.c      Fri Oct  6 11:48:09 2017        
(r324358)
@@ -1,4 +1,4 @@
-/*     $Id: man_term.c,v 1.208 2017/06/25 11:42:02 schwarze Exp $ */
+/*     $Id: man_term.c,v 1.209 2017/07/31 15:19:06 schwarze Exp $ */
 /*
  * Copyright (c) 2008-2012 Kristaps Dzonsons <krist...@bsd.lv>
  * Copyright (c) 2010-2015, 2017 Ingo Schwarze <schwa...@openbsd.org>
@@ -673,7 +673,7 @@ pre_SS(DECL_ARGS)
 
                do {
                        n = n->prev;
-               } while (n != NULL && n->tok != TOKEN_NONE &&
+               } while (n != NULL && n->tok >= MAN_TH &&
                    termacts[n->tok].flags & MAN_NOTEXT);
                if (n == NULL || (n->tok == MAN_SS && n->body->child == NULL))
                        break;
@@ -735,7 +735,7 @@ pre_SH(DECL_ARGS)
 
                do {
                        n = n->prev;
-               } while (n != NULL && n->tok != TOKEN_NONE &&
+               } while (n != NULL && n->tok >= MAN_TH &&
                    termacts[n->tok].flags & MAN_NOTEXT);
                if (n == NULL || (n->tok == MAN_SH && n->body->child == NULL))
                        break;

Modified: head/contrib/mdocml/mansearch.c
==============================================================================
--- head/contrib/mdocml/mansearch.c     Fri Oct  6 11:46:37 2017        
(r324357)
+++ head/contrib/mdocml/mansearch.c     Fri Oct  6 11:48:09 2017        
(r324358)
@@ -1,4 +1,4 @@
-/*     $OpenBSD: mansearch.c,v 1.50 2016/07/09 15:23:36 schwarze Exp $ */
+/*     $Id: mansearch.c,v 1.76 2017/08/02 13:29:04 schwarze Exp $ */
 /*
  * Copyright (c) 2012 Kristaps Dzonsons <krist...@bsd.lv>
  * Copyright (c) 2013-2017 Ingo Schwarze <schwa...@openbsd.org>
@@ -171,7 +171,9 @@ mansearch(const struct mansearch *search,
                        page = dbm_page_get(rp->page);
 
                        if (lstmatch(search->sec, page->sect) == 0 ||
-                           lstmatch(search->arch, page->arch) == 0)
+                           lstmatch(search->arch, page->arch) == 0 ||
+                           (search->argmode == ARG_NAME &&
+                            rp->bits <= (int32_t)(NAME_SYN & NAME_MASK)))
                                continue;
 
                        if (res == NULL) {
@@ -452,14 +454,28 @@ lstlen(const char *cp, size_t sep)
 {
        size_t   sz;
 
-       for (sz = 0;; sz++) {
-               if (cp[0] == '\0') {
-                       if (cp[1] == '\0')
-                               break;
-                       sz += sep - 1;
-               } else if (cp[0] < ' ')
-                       sz--;
-               cp++;
+       for (sz = 0; *cp != '\0'; cp++) {
+
+               /* Skip names appearing only in the SYNOPSIS. */
+               if (*cp <= (char)(NAME_SYN & NAME_MASK)) {
+                       while (*cp != '\0')
+                               cp++;
+                       continue;
+               }
+
+               /* Skip name class markers. */
+               if (*cp < ' ')
+                       cp++;
+
+               /* Print a separator before each but the first string. */
+               if (sz)
+                       sz += sep;
+
+               /* Copy one string. */
+               while (*cp != '\0') {
+                       sz++;
+                       cp++;
+               }
        }
        return sz;
 }
@@ -471,19 +487,34 @@ lstlen(const char *cp, size_t sep)
 static void
 lstcat(char *buf, size_t *i, const char *cp, const char *sep)
 {
-       const char *s;
+       const char      *s;
+       size_t           i_start;
 
-       for (;;) {
-               if (cp[0] == '\0') {
-                       if (cp[1] == '\0')
-                               break;
+       for (i_start = *i; *cp != '\0'; cp++) {
+
+               /* Skip names appearing only in the SYNOPSIS. */
+               if (*cp <= (char)(NAME_SYN & NAME_MASK)) {
+                       while (*cp != '\0')
+                               cp++;
+                       continue;
+               }
+
+               /* Skip name class markers. */
+               if (*cp < ' ')
+                       cp++;
+
+               /* Print a separator before each but the first string. */
+               if (*i > i_start) {
                        s = sep;
                        while (*s != '\0')
                                buf[(*i)++] = *s++;
-               } else if (cp[0] >= ' ')
-                       buf[(*i)++] = cp[0];
-               cp++;
+               }
+
+               /* Copy one string. */
+               while (*cp != '\0')
+                       buf[(*i)++] = *cp++;
        }
+
 }
 
 /*

Modified: head/contrib/mdocml/mdoc_validate.c
==============================================================================
--- head/contrib/mdocml/mdoc_validate.c Fri Oct  6 11:46:37 2017        
(r324357)
+++ head/contrib/mdocml/mdoc_validate.c Fri Oct  6 11:48:09 2017        
(r324358)
@@ -1,4 +1,4 @@
-/*     $Id: mdoc_validate.c,v 1.350 2017/07/20 12:54:02 schwarze Exp $ */
+/*     $Id: mdoc_validate.c,v 1.352 2017/08/02 13:29:04 schwarze Exp $ */
 /*
  * Copyright (c) 2008-2012 Kristaps Dzonsons <krist...@bsd.lv>
  * Copyright (c) 2010-2017 Ingo Schwarze <schwa...@openbsd.org>
@@ -1137,8 +1137,6 @@ post_fname(POST_ARGS)
        if ( ! (cp[0] == '\0' || (cp[0] == '(' && cp[1] == '*')))
                mandoc_msg(MANDOCERR_FN_PAREN, mdoc->parse,
                    n->line, n->pos + pos, n->string);
-       if (n->sec == SEC_SYNOPSIS && mdoc->meta.msec != NULL)
-               mandoc_xr_add(mdoc->meta.msec, n->string, -1, -1);
 }
 
 static void
@@ -1205,9 +1203,8 @@ post_nm(POST_ARGS)
 
        n = mdoc->last;
 
-       if ((n->sec == SEC_NAME || n->sec == SEC_SYNOPSIS) &&
-           n->child != NULL && n->child->type == ROFFT_TEXT &&
-           mdoc->meta.msec != NULL)
+       if (n->sec == SEC_NAME && n->child != NULL &&
+           n->child->type == ROFFT_TEXT && mdoc->meta.msec != NULL)
                mandoc_xr_add(mdoc->meta.msec, n->child->string, -1, -1);
 
        if (n->last != NULL &&
@@ -1931,7 +1928,7 @@ post_root(POST_ARGS)
        /* Check that we begin with a proper `Sh'. */
 
        n = mdoc->first->child;
-       while (n != NULL && n->tok != TOKEN_NONE &&
+       while (n != NULL && n->tok >= MDOC_Dd &&
            mdoc_macros[n->tok].flags & MDOC_PROLOGUE)
                n = n->next;
 

Modified: head/contrib/mdocml/tbl_html.c
==============================================================================
--- head/contrib/mdocml/tbl_html.c      Fri Oct  6 11:46:37 2017        
(r324357)
+++ head/contrib/mdocml/tbl_html.c      Fri Oct  6 11:48:09 2017        
(r324358)
@@ -1,4 +1,4 @@
-/*     $Id: tbl_html.c,v 1.22 2017/06/12 20:14:18 schwarze Exp $ */
+/*     $Id: tbl_html.c,v 1.23 2017/07/31 16:14:10 schwarze Exp $ */
 /*
  * Copyright (c) 2011 Kristaps Dzonsons <krist...@bsd.lv>
  * Copyright (c) 2014, 2015, 2017 Ingo Schwarze <schwa...@openbsd.org>
@@ -49,6 +49,9 @@ html_tbl_strlen(const char *p, void *arg)
 static size_t
 html_tbl_sulen(const struct roffsu *su, void *arg)
 {
+       if (su->scale < 0.0)
+               return 0;
+
        switch (su->unit) {
        case SCALE_FS:  /* 2^16 basic units */
                return su->scale * 65536.0 / 24.0;

Modified: head/contrib/mdocml/tbl_term.c
==============================================================================
--- head/contrib/mdocml/tbl_term.c      Fri Oct  6 11:46:37 2017        
(r324357)
+++ head/contrib/mdocml/tbl_term.c      Fri Oct  6 11:48:09 2017        
(r324358)
@@ -1,4 +1,4 @@
-/*     $Id: tbl_term.c,v 1.56 2017/07/08 13:43:15 schwarze Exp $ */
+/*     $Id: tbl_term.c,v 1.57 2017/07/31 16:14:10 schwarze Exp $ */
 /*
  * Copyright (c) 2009, 2011 Kristaps Dzonsons <krist...@bsd.lv>
  * Copyright (c) 2011,2012,2014,2015,2017 Ingo Schwarze <schwa...@openbsd.org>
@@ -51,7 +51,10 @@ static       void    tbl_word(struct termp *, const struct 
tbl_
 static size_t
 term_tbl_sulen(const struct roffsu *su, void *arg)
 {
-       return term_hen((const struct termp *)arg, su);
+       int      i;
+
+       i = term_hen((const struct termp *)arg, su);
+       return i > 0 ? i : 0;
 }
 
 static size_t
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