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NaCl: Implement gethostname.

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Roland McGrath 2015-05-08 13:06:41 -07:00
parent 14f36098f2
commit c4c977c6a2
2 changed files with 49 additions and 0 deletions
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ChangeLog
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2015-05-08 Roland McGrath <roland@hack.frob.com>
* sysdeps/nacl/gethostname.c: New file.
2015-05-08 Joseph Myers <joseph@codesourcery.com> 2015-05-08 Joseph Myers <joseph@codesourcery.com>
* math/auto-libm-test-in: Add more tests of csqrt, lgamma, log10 * math/auto-libm-test-in: Add more tests of csqrt, lgamma, log10

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sysdeps/nacl/gethostname.c Normal file
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/* Get current host's name. NaCl version.
Copyright (C) 2015 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C 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.
The GNU C 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 the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <string.h>
#include <unistd.h>
/* Put the name of the current host in no more than LEN bytes of NAME.
The result is null-terminated if LEN is large enough for the full
name and the terminator. */
int
__gethostname (char *name, size_t len)
{
static const char hostname[] = "naclhost";
int result = 0;
size_t copy = sizeof hostname;
if (len < copy)
{
errno = ENAMETOOLONG;
result = -1;
copy = len;
}
memcpy (name, hostname, copy);
return result;
}
weak_alias (__gethostname, gethostname)