root/maint/gnulib/tests/test-accept.c

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DEFINITIONS

This source file includes following definitions.
  1. main

   1 /* Test accepting a connection to a server socket.
   2    Copyright (C) 2011-2021 Free Software Foundation, Inc.
   3 
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8 
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13 
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16 
  17 #include <config.h>
  18 
  19 #include <sys/socket.h>
  20 
  21 #include "signature.h"
  22 SIGNATURE_CHECK (accept, int, (int, struct sockaddr *, socklen_t *));
  23 
  24 #include <errno.h>
  25 #include <netinet/in.h>
  26 #include <unistd.h>
  27 
  28 #include "sockets.h"
  29 #include "macros.h"
  30 
  31 int
  32 main (void)
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  33 {
  34   (void) gl_sockets_startup (SOCKETS_1_1);
  35 
  36   /* Test behaviour for invalid file descriptors.  */
  37   {
  38     struct sockaddr_in addr;
  39     socklen_t addrlen = sizeof (addr);
  40 
  41     errno = 0;
  42     ASSERT (accept (-1, (struct sockaddr *) &addr, &addrlen) == -1);
  43     ASSERT (errno == EBADF);
  44   }
  45   {
  46     struct sockaddr_in addr;
  47     socklen_t addrlen = sizeof (addr);
  48 
  49     close (99);
  50     errno = 0;
  51     ASSERT (accept (99, (struct sockaddr *) &addr, &addrlen) == -1);
  52     ASSERT (errno == EBADF);
  53   }
  54 
  55   return 0;
  56 }

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