diff options
Diffstat (limited to 'libc/stdio/ctermid.c')
| -rw-r--r-- | libc/stdio/ctermid.c | 54 |
1 files changed, 22 insertions, 32 deletions
diff --git a/libc/stdio/ctermid.c b/libc/stdio/ctermid.c index 004b8fecf..118608780 100644 --- a/libc/stdio/ctermid.c +++ b/libc/stdio/ctermid.c @@ -1,36 +1,26 @@ -/* Copyright (C) 1991, 1997 Free Software Foundation, Inc. - This file is part of the GNU C Library. +/* Copyright (C) 2004 Manuel Novoa III <mjn3@codepoet.org> + * + * GNU Library General Public License (LGPL) version 2 or later. + * + * Dedicated to Toni. See uClibc/DEDICATION.mjn3 for details. + */ - 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. +#include "_stdio.h" - 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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <stdio.h> -#include <string.h> - - -/* Return the name of the controlling terminal. - If S is not NULL, the name is copied into it (it should be at - least L_ctermid bytes long), otherwise a static buffer is used. */ -char * -ctermid (s) - char *s; +char *ctermid(register char *s) { - static char name[L_ctermid]; - - if (s == NULL) - s = name; - - return strcpy (s, "/dev/tty"); + static char sbuf[L_ctermid]; + +#ifdef __BCC__ + /* Currently elks doesn't support /dev/tty. */ + if (!s) { + s = sbuf; + } + *s = 0; + + return s; +#else + /* glibc always returns /dev/tty for linux. */ + return strcpy((s ? s : sbuf), "/dev/tty"); +#endif } |