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posix-sys-pth-impl.h
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## posix-sys-pth-impl.h - Include fragment to build assuan.h.
## Copyright (C) 2009, 2010 Free Software Foundation, Inc.
##
## This file is part of Assuan.
##
## Assuan 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.
##
## Assuan 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 this program; if not, see <http://www.gnu.org/licenses/>.
##
##
## This file is included by the mkheader tool. Lines starting with
## a double hash mark are not copied to the destination file.
##
## Warning: This is a fragment of a macro - no empty lines please.
static int _assuan_pth_recvmsg (assuan_context_t ctx, assuan_fd_t fd, \
assuan_msghdr_t msg, int flags) \
{ \
/* Pth does not provide a recvmsg function. We implement it. */ \
int ret; \
int fdmode; \
\
(void) ctx; \
fdmode = pth_fdmode (fd, PTH_FDMODE_POLL); \
if (fdmode == PTH_FDMODE_ERROR) \
{ \
errno = EBADF; \
return -1; \
} \
if (fdmode == PTH_FDMODE_BLOCK) \
{ \
fd_set fds; \
\
FD_ZERO (&fds); \
FD_SET (fd, &fds); \
while ((ret = pth_select (fd + 1, &fds, NULL, NULL, NULL)) < 0 \
&& errno == EINTR) \
; \
if (ret < 0) \
return -1; \
} \
\
while ((ret = recvmsg (fd, msg, flags)) == -1 && errno == EINTR) \
; \
return ret; \
} \
static int _assuan_pth_sendmsg (assuan_context_t ctx, assuan_fd_t fd, \
const assuan_msghdr_t msg, int flags) \
{ \
/* Pth does not provide a sendmsg function. We implement it. */ \
int ret; \
int fdmode; \
\
(void) ctx; \
fdmode = pth_fdmode (fd, PTH_FDMODE_POLL); \
if (fdmode == PTH_FDMODE_ERROR) \
{ \
errno = EBADF; \
return -1; \
} \
if (fdmode == PTH_FDMODE_BLOCK) \
{ \
fd_set fds; \
\
FD_ZERO (&fds); \
FD_SET (fd, &fds); \
while ((ret = pth_select (fd + 1, NULL, &fds, NULL, NULL)) < 0 \
&& errno == EINTR) \
; \
if (ret < 0) \
return -1; \
} \
\
while ((ret = sendmsg (fd, msg, flags)) == -1 && errno == EINTR) \
; \
return ret; \
} \
##EOF## Force end-of file.

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