kc3-lang/gnulib/tests/test-sendto.c

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• Hash : 7b089321
  Author :
  Date : 2025-01-01T09:24:36
  

  maint: run 'make update-copyright'
  

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• tests/test-sendto.c

• /* Test the sendto() function.
     Copyright (C) 2011-2025 Free Software Foundation, Inc.
  
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation, either version 3 of the License, or
     (at your option) any later version.
  
     This program 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 General Public License for more details.
  
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  
  #include <config.h>
  
  #include <sys/socket.h>
  
  #include "signature.h"
  SIGNATURE_CHECK (sendto, ssize_t,
                   (int, const void *, size_t, int,
                    const struct sockaddr *, socklen_t));
  
  #include <errno.h>
  #include <netinet/in.h>
  #include <arpa/inet.h>
  #include <unistd.h>
  
  #include "sockets.h"
  #include "macros.h"
  
  int
  main (void)
  {
    (void) gl_sockets_startup (SOCKETS_1_1);
  
    /* Test behaviour for invalid file descriptors.  */
    {
      struct sockaddr_in addr;
  
      addr.sin_family = AF_INET;
      inet_pton (AF_INET, "127.0.0.1", &addr.sin_addr);
      addr.sin_port = htons (80);
      {
        char byte = 'x';
        errno = 0;
        ASSERT (sendto (-1, &byte, 1, 0,
                        (const struct sockaddr *) &addr, sizeof (addr))
                == -1);
        ASSERT (errno == EBADF);
      }
      {
        char byte = 'x';
        close (99);
        errno = 0;
        ASSERT (sendto (99, &byte, 1, 0,
                        (const struct sockaddr *) &addr, sizeof (addr))
                == -1);
        ASSERT (errno == EBADF);
      }
    }
  
    return test_exit_status;
  }
  

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