From 31c0a70137d40b0d1a618ad12e37739fb5013770 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Sun, 2 Nov 2008 21:34:35 +0000
Subject: comet

---
 src/examples/Makefile.am             |  6 +++
 src/examples/minimal_example_comet.c | 88 ++++++++++++++++++++++++++++++++++++
 2 files changed, 94 insertions(+)
 create mode 100644 src/examples/minimal_example_comet.c

diff --git a/src/examples/Makefile.am b/src/examples/Makefile.am
index a06f7e1f..f175915b 100644
--- a/src/examples/Makefile.am
+++ b/src/examples/Makefile.am
@@ -8,6 +8,7 @@ AM_CPPFLAGS = \
 noinst_PROGRAMS = \
 authorization_example \
 minimal_example \
+minimal_example_comet \
 querystring_example \
 fileserver_example \
 fileserver_example_external_select \
@@ -22,6 +23,11 @@ minimal_example_SOURCES = \
 minimal_example_LDADD = \
  $(top_builddir)/src/daemon/libmicrohttpd.la 
 
+minimal_example_comet_SOURCES = \
+ minimal_example_comet.c 
+minimal_example_comet_LDADD = \
+ $(top_builddir)/src/daemon/libmicrohttpd.la 
+
 authorization_example_SOURCES = \
  authorization_example.c 
 authorization_example_LDADD = \
diff --git a/src/examples/minimal_example_comet.c b/src/examples/minimal_example_comet.c
new file mode 100644
index 00000000..3117df1e
--- /dev/null
+++ b/src/examples/minimal_example_comet.c
@@ -0,0 +1,88 @@
+/*
+     This file is part of libmicrohttpd
+     (C) 2007, 2008 Christian Grothoff (and other contributing authors)
+
+     This library 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 2.1 of the License, or (at your option) any later version.
+
+     This library 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 library; if not, write to the Free Software
+     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+/**
+ * @file minimal_example.c
+ * @brief minimal example for how to generate an infinite stream with libmicrohttpd
+ * @author Christian Grothoff
+ */
+
+#include "platform.h"
+#include <microhttpd.h>
+
+static int
+data_generator(void * cls,
+	       size_t pos,
+	       char * buf,
+	       int max)
+{
+  memset(buf, 'A', max-1);
+  buf[max-1] = '\n';
+  return max;
+}
+
+static int
+ahc_echo (void *cls,
+          struct MHD_Connection *connection,
+          const char *url,
+          const char *method,
+          const char *version,
+          const char *upload_data, unsigned int *upload_data_size, void **ptr)
+{
+  static int aptr;
+  struct MHD_Response *response;
+  int ret;
+
+  if (0 != strcmp (method, "GET"))
+    return MHD_NO;              /* unexpected method */
+  if (&aptr != *ptr)
+    {
+      /* do never respond on first call */
+      *ptr = &aptr;
+      return MHD_YES;
+    }
+  *ptr = NULL;                  /* reset when done */
+  response = MHD_create_response_from_callback (-1,
+						80,
+						&data_generator,
+						NULL,
+						NULL);
+  ret = MHD_queue_response (connection, MHD_HTTP_OK, response);
+  MHD_destroy_response (response);
+  return ret;
+}
+
+int
+main (int argc, char *const *argv)
+{
+  struct MHD_Daemon *d;
+
+  if (argc != 3)
+    {
+      printf ("%s PORT SECONDS-TO-RUN\n", argv[0]);
+      return 1;
+    }
+  d = MHD_start_daemon (MHD_USE_THREAD_PER_CONNECTION | MHD_USE_DEBUG,
+                        atoi (argv[1]),
+                        NULL, NULL, &ahc_echo, NULL, MHD_OPTION_END);
+  if (d == NULL)
+    return 1;
+  sleep (atoi (argv[2]));
+  MHD_stop_daemon (d);
+  return 0;
+}
-- 
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