style fixes

src/examples/timeout.c

@@ -78,7 +78,7 @@ main (void)
                              MHD_OPTION_END);
   if (NULL == daemon)
     return 1;
-  getchar();
-  MHD_stop_daemon(daemon);
+  (void) getchar();
+  MHD_stop_daemon (daemon);
   return 0;
 }

src/include/microhttpd.h

@@ -2595,9 +2595,9 @@ MHD_suspend_connection (struct MHD_Connection *connection);
  * result in undefined behavior.
  *
  * If you are using this function in ``external'' select mode, you must
- * make sure to run #MHD_run() and #MHD_get_timeout() afterwards (before 
+ * make sure to run #MHD_run() and #MHD_get_timeout() afterwards (before
  * again calling #MHD_get_fdset()), as otherwise the change may not be
- * reflected in the set returned by #MHD_get_fdset() and you may end up 
+ * reflected in the set returned by #MHD_get_fdset() and you may end up
  * with a connection that is stuck until the next network activity.
  *
  * @param connection the connection to resume

src/microhttpd/test_upgrade.c

@@ -103,8 +103,10 @@ gnutlscli_connect (int *sock,
   MHD_socket_close_chk_ (sp[1]);
   (void) close (0);
   (void) close (1);
-  dup2 (sp[0], 0);
-  dup2 (sp[0], 1);
+  if (-1 == dup2 (sp[0], 0))
+    abort ();
+  if (-1 == dup2 (sp[0], 1))
+    abort ();
   MHD_socket_close_chk_ (sp[0]);
   if (TLS_CLI_GNUTLS == use_tls_tool)
     {
@@ -946,6 +948,7 @@ run_mhd_epoll_loop (struct MHD_Daemon *daemon)
   fd_set rs;
   MHD_UNSIGNED_LONG_LONG to;
   struct timeval tv;
+  int ret;
 
   di = MHD_get_daemon_info (daemon,
                             MHD_DAEMON_INFO_EPOLL_FD);
@@ -962,11 +965,15 @@ run_mhd_epoll_loop (struct MHD_Daemon *daemon)
         to = 1000;
       tv.tv_sec = to / 1000;
       tv.tv_usec = 1000 * (to % 1000);
-      select (ep + 1,
-              &rs,
-              NULL,
-              NULL,
-              &tv);
+      ret = select (ep + 1,
+                    &rs,
+                    NULL,
+                    NULL,
+                    &tv);
+      if ( (-1 == ret) &&
+           (EAGAIN != errno) &&
+           (EINTR != errno) )
+        abort ();
       MHD_run (daemon);
     }
 }

src/testcurl/test_get_sendfile.c

@@ -596,7 +596,9 @@ main (int argc, char *const *argv)
       free (sourcefile);
       return 1;
     }
-  fwrite (TESTSTR, strlen (TESTSTR), 1, f);
+  if (strlen (TESTSTR) !=
+      fwrite (TESTSTR, strlen (TESTSTR), 1, f))
+    abort ();
   fclose (f);
   if (0 != curl_global_init (CURL_GLOBAL_WIN32))
     return 2;