XS_CTX_MAX_SOCKETS option implemented

To implement context options properly, initialisation of context
is postponed till creation of the first socket. In the meantime
it is possible to set socket options.

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>

1 files changed, 51 insertions, 0 deletions

diff --git a/tests/max_sockets.cpp b/tests/max_sockets.cpp
new file mode 100644
index 0000000..4ce6cb9
--- /dev/null
+++ b/tests/max_sockets.cpp
@@ -0,0 +1,51 @@
+/*
+    Copyright (c) 2012 250bpm s.r.o.
+    Copyright (c) 2012 Other contributors as noted in the AUTHORS file
+
+    This file is part of Crossroads project.
+
+    Crossroads is free software; you can redistribute it and/or modify it under
+    the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    Crossroads is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "testutil.hpp"
+
+int XS_TEST_MAIN ()
+{
+    fprintf (stderr, "max_sockets test running...\n");
+
+    //  Create context and set MAX_SOCKETS to 1.
+    void *ctx = xs_init (1);
+    assert (ctx);
+    int max_sockets = 1;
+    int rc = xs_setctxopt (ctx, XS_CTX_MAX_SOCKETS, &max_sockets,
+        sizeof (max_sockets));
+    assert (rc == 0);
+
+    //  First socket should be created OK.
+    void *s1 = xs_socket (ctx, XS_PUSH);
+    assert (s1);
+
+    //  Creation of second socket should fail.
+    void *s2 = xs_socket (ctx, XS_PUSH);
+    assert (!s2 && errno == EMFILE);
+
+    //  Clean up.
+    rc = xs_close (s1);
+    assert (rc == 0);
+    rc = xs_term (ctx);
+    assert (rc == 0);
+
+    return 0;
+}
+