Mercurial > hg > octave-shane > gnulib-hg
view lib/freadable.c @ 15727:144db791c6fa
Ensure EBADF returns for socket functions on mingw.
* lib/accept.c (rpl_accept): Fail with error EBADF if the file
descriptor is invalid.
* lib/bind.c (rpl_bind): Likewise.
* lib/connect.c (rpl_connect): Likewise.
* lib/getpeername.c (rpl_getpeername): Likewise.
* lib/getsockname.c (rpl_getsockname): Likewise.
* lib/getsockopt.c (rpl_getsockopt): Likewise.
* lib/listen.c (rpl_listen): Likewise.
* lib/recv.c (rpl_recv): Likewise.
* lib/recvfrom.c (rpl_recvfrom): Likewise.
* lib/send.c (rpl_send): Likewise.
* lib/sendto.c (rpl_sendto): Likewise.
* lib/setsockopt.c (rpl_setsockopt): Likewise.
* lib/shutdown.c (rpl_shutdown): Likewise.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Wed, 21 Sep 2011 00:20:59 +0200 |
parents | 20a2699b8a90 |
children | 8250f2777afc |
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/* Retrieve information about a FILE stream. Copyright (C) 2007-2011 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 <http://www.gnu.org/licenses/>. */ #include <config.h> /* Specification. */ #include "freadable.h" #include "stdio-impl.h" bool freadable (FILE *fp) { /* Most systems provide FILE as a struct and the necessary bitmask in <stdio.h>, because they need it for implementing getc() and putc() as fast macros. */ #if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */ return (fp->_flags & _IO_NO_READS) == 0; #elif defined __sferror || defined __DragonFly__ /* FreeBSD, NetBSD, OpenBSD, DragonFly, MacOS X, Cygwin */ return (fp_->_flags & (__SRW | __SRD)) != 0; #elif defined __EMX__ /* emx+gcc */ return (fp->_flags & (_IORW | _IOREAD)) != 0; #elif defined __minix /* Minix */ return (fp->_flags & _IOREAD) != 0; #elif defined _IOERR /* AIX, HP-UX, IRIX, OSF/1, Solaris, OpenServer, mingw, NonStop Kernel */ return (fp->_flag & (_IORW | _IOREAD)) != 0; #elif defined __QNX__ /* QNX */ return (fp->_Mode & 0x1 /* _MOPENR */) != 0; #elif defined __MINT__ /* Atari FreeMiNT */ return fp->__mode.__read; #else # error "Please port gnulib freadable.c to your platform! Look at the definition of fopen, fdopen on your system, then report this to bug-gnulib." #endif }