mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-21 01:12:26 +08:00
102 lines
2.5 KiB
C
102 lines
2.5 KiB
C
/* Compatibility symbols for the unimplemented XSI STREAMS extension.
|
|
Copyright (C) 1998-2024 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
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <shlib-compat.h>
|
|
|
|
#if SHLIB_COMPAT (libc, GLIBC_2_1, GLIBC_2_30)
|
|
|
|
# include <errno.h>
|
|
# include <fcntl.h>
|
|
|
|
struct strbuf;
|
|
|
|
int
|
|
attribute_compat_text_section
|
|
fattach (int fildes, const char *path)
|
|
{
|
|
__set_errno (ENOSYS);
|
|
return -1;
|
|
}
|
|
compat_symbol (libc, fattach, fattach, GLIBC_2_1);
|
|
|
|
int
|
|
attribute_compat_text_section
|
|
fdetach (const char *path)
|
|
{
|
|
__set_errno (ENOSYS);
|
|
return -1;
|
|
}
|
|
compat_symbol (libc, fdetach, fdetach, GLIBC_2_1);
|
|
|
|
|
|
int
|
|
attribute_compat_text_section
|
|
getmsg (int fildes, struct strbuf *ctlptr, struct strbuf *dataptr, int *flagsp)
|
|
{
|
|
__set_errno (ENOSYS);
|
|
return -1;
|
|
}
|
|
compat_symbol (libc, getmsg, getmsg, GLIBC_2_1);
|
|
|
|
int
|
|
attribute_compat_text_section
|
|
getpmsg (int fildes, struct strbuf *ctlptr, struct strbuf *dataptr, int *bandp,
|
|
int *flagsp)
|
|
{
|
|
__set_errno (ENOSYS);
|
|
return -1;
|
|
}
|
|
compat_symbol (libc, getpmsg, getpmsg, GLIBC_2_1);
|
|
|
|
int
|
|
attribute_compat_text_section
|
|
isastream (int fildes)
|
|
{
|
|
/* In general we do not have a STREAMS implementation and therefore
|
|
return 0. But for invalid file descriptors we have to return an
|
|
error. */
|
|
if (__fcntl (fildes, F_GETFD) < 0)
|
|
return -1;
|
|
|
|
/* No STREAM. */
|
|
return 0;
|
|
}
|
|
compat_symbol (libc, isastream, isastream, GLIBC_2_1);
|
|
|
|
int
|
|
attribute_compat_text_section
|
|
putmsg (int fildes, const struct strbuf *ctlptr, const struct strbuf *dataptr,
|
|
int flags)
|
|
{
|
|
__set_errno (ENOSYS);
|
|
return -1;
|
|
}
|
|
compat_symbol (libc, putmsg, putmsg, GLIBC_2_1);
|
|
|
|
int
|
|
attribute_compat_text_section
|
|
putpmsg (int fildes, const struct strbuf *ctlptr, const struct strbuf *dataptr,
|
|
int band, int flags)
|
|
{
|
|
__set_errno (ENOSYS);
|
|
return -1;
|
|
}
|
|
compat_symbol (libc, putpmsg, putpmsg, GLIBC_2_1);
|
|
|
|
#endif /* SHLIB_COMPAT */
|