Changeset 993ed8 in git

Timestamp:

Mar 8, 2024, 9:52:24 AM (2 months ago)

Author:

Hans Schoenemann <hannes@…>

Branches:

(u'spielwiese', '38dfc5131670d387a89455159ed1e071997eec94')

Children:

0a83e6d6bf2f92df8353d742b3d3d61e7182dc84

Parents:

751f7e754aab35e32327e2ddea744e169c8bb401

git-author:

Hans Schoenemann <hannes@mathematik.uni-kl.de>2024-03-08 09:52:24+01:00

git-committer:

Hans Schoenemann <hannes@mathematik.uni-kl.de>2024-03-08 10:00:04+01:00

Message:

check limits for select

Location:

Singular/links

Files:

• pipeLink.cc (modified) (1 diff)
• ssiLink.cc (modified) (2 diffs)

Singular/links/pipeLink.cc

@@ -180 +180 @@
     int s;
     if ((!SI_LINK_R_OPEN_P(l)) || (feof(d->f_read))) s=0;
+    else if (FD_SETSIZE<=d->f_read)
+    {
+      Werror("file descriptor number too high (%d)",d->f_read);
+      s=-1;
+    }
     else
     {

Singular/links/ssiLink.cc

@@ -1887 +1887 @@
     struct timeval wt;
     if (s_isready(d->f_read)) return "ready";
+    if (FD_SETSIZE<=d->f_read)
+    {
+      Werror("file descriptor number too high (%d)",d->f_read);
+      return "error";
+    }
+
     loop
     {
@@ -2011 +2017 @@
   }
   max_fd++;
+  if (FD_SETSIZE<=max_fd)
+  {
+    Werror("file descriptor number too high (%d)",max_fd);
+    return -2;
+  }
 
 do_select: