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

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• Hash : 32a72f45
  Author :
  Date : 2023-01-01T01:14:21
  

  maint: run 'make update-copyright'
  

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• tests/test-errno.c

• /* Test of <errno.h> substitute.
     Copyright (C) 2008-2023 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/>.  */
  
  /* Written by Bruno Haible <bruno@clisp.org>, 2008.  */
  
  #include <config.h>
  
  #include <errno.h>
  
  /* Verify that the POSIX mandated errno values exist and can be used as
     initializers outside of a function.
     The variable names happen to match the Linux/x86 error numbers.  */
  int e1 = EPERM;
  int e2 = ENOENT;
  int e3 = ESRCH;
  int e4 = EINTR;
  int e5 = EIO;
  int e6 = ENXIO;
  int e7 = E2BIG;
  int e8 = ENOEXEC;
  int e9 = EBADF;
  int e10 = ECHILD;
  int e11 = EAGAIN;
  int e11a = EWOULDBLOCK;
  int e12 = ENOMEM;
  int e13 = EACCES;
  int e14 = EFAULT;
  int e16 = EBUSY;
  int e17 = EEXIST;
  int e18 = EXDEV;
  int e19 = ENODEV;
  int e20 = ENOTDIR;
  int e21 = EISDIR;
  int e22 = EINVAL;
  int e23 = ENFILE;
  int e24 = EMFILE;
  int e25 = ENOTTY;
  int e26 = ETXTBSY;
  int e27 = EFBIG;
  int e28 = ENOSPC;
  int e29 = ESPIPE;
  int e30 = EROFS;
  int e31 = EMLINK;
  int e32 = EPIPE;
  int e33 = EDOM;
  int e34 = ERANGE;
  int e35 = EDEADLK;
  int e36 = ENAMETOOLONG;
  int e37 = ENOLCK;
  int e38 = ENOSYS;
  int e39 = ENOTEMPTY;
  int e40 = ELOOP;
  int e42 = ENOMSG;
  int e43 = EIDRM;
  int e67 = ENOLINK;
  int e71 = EPROTO;
  int e72 = EMULTIHOP;
  int e74 = EBADMSG;
  int e75 = EOVERFLOW;
  int e84 = EILSEQ;
  int e88 = ENOTSOCK;
  int e89 = EDESTADDRREQ;
  int e90 = EMSGSIZE;
  int e91 = EPROTOTYPE;
  int e92 = ENOPROTOOPT;
  int e93 = EPROTONOSUPPORT;
  int e95 = EOPNOTSUPP;
  int e95a = ENOTSUP;
  int e97 = EAFNOSUPPORT;
  int e98 = EADDRINUSE;
  int e99 = EADDRNOTAVAIL;
  int e100 = ENETDOWN;
  int e101 = ENETUNREACH;
  int e102 = ENETRESET;
  int e103 = ECONNABORTED;
  int e104 = ECONNRESET;
  int e105 = ENOBUFS;
  int e106 = EISCONN;
  int e107 = ENOTCONN;
  int e110 = ETIMEDOUT;
  int e111 = ECONNREFUSED;
  int e113 = EHOSTUNREACH;
  int e114 = EALREADY;
  int e115 = EINPROGRESS;
  int e116 = ESTALE;
  int e122 = EDQUOT;
  int e125 = ECANCELED;
  int e130 = EOWNERDEAD;
  int e131 = ENOTRECOVERABLE;
  
  /* Don't verify that these errno values are all different, except for possibly
     EWOULDBLOCK == EAGAIN.  Even Linux/x86 does not pass this check: it has
     ENOTSUP == EOPNOTSUPP.  */
  
  int
  main ()
  {
    /* Verify that errno can be assigned.  */
    errno = EOVERFLOW;
  
    /* snprintf() callers want to distinguish EINVAL and EOVERFLOW.  */
    if (errno == EINVAL)
      return 1;
  
    return 0;
  }
  

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