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* posix/unistd.h (socklen_t): Define if it has not yet happened.
	(gethostname): Change type of second parameter to socklen_t.
	* include/unistd.h (__gethostname): Change type of second
	parameter to socklen_t.
	* sysdeps/generic/gethostname.c (__gethostname): Likewise.
	* sysdeps/mach/hurd/gethostname.c (__gethostname): Likewise.
	* sysdeps/unix/sysv/gethostname.c (__gethostname): Likewise.
	* sysdeps/unix/sysv/sysv4/solaris2/gethostname.c (__gethostname):
	Likewise.
	* sysdeps/unix/sysv/linux/gethostname.c: Removed.
	* sysdeps/generic/bits/socket.h: Use __socklen_t to define socklen_t.
	Allow definition elsewhere.
	* sysdeps/unix/sysv/aix/bits/socket.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/socket.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/socket.h: Likewise.
	* sysdeps/generic/bits/types.h: Define __socklen_t.
	* sysdeps/unix/sysv/aix/bits/types.h: Likewise.
	* sysdeps/unix/sysv/hpux/bits/types.h: Likewise.
	* sysdeps/unix/sysv/linux/alpha/bits/types.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/types.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/types.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/types.h: Likewise.
	* sysdeps/unix/sysv/sysv4/solaris2/bits/types.h: Likewise.
This commit is contained in:
Ulrich Drepper
2000-04-02 08:05:36 +00:00
parent ad483238a1
commit 750f9af619
22 changed files with 112 additions and 83 deletions
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17
sysdeps/unix/sysv/gethostname.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1992, 1995, 1997 Free Software Foundation, Inc.
/* Copyright (C) 1992, 1995, 1997, 2000 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
@ -17,6 +17,7 @@
Boston, MA 02111-1307, USA. */
#include <errno.h>
#include <string.h>
#include <unistd.h>
#include <sys/utsname.h>
@ -26,12 +27,22 @@
int
__gethostname (name, len)
char *name;
size_t len;
socklen_t len;
{
struct utsname buf;
size_t node_len;
if (uname (&buf))
return -1;
strncpy (name, buf.nodename, len);
node_len = strlen (buf.nodename) + 1;
if (node_len > len)
{
__set_errno (ENAMETOOLONG);
return -1;
}
memcpy (name, buf.nodename, node_len);
return 0;
}