safe-write.h revision 7e7bd3dccbfe8f79e25e5c1554b5bc3a9aaca321
/* An interface to write() that retries after interrupts.
Copyright (C) 2002 Free Software Foundation, Inc.
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, 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, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
#include <stddef.h>
/* Write up to COUNT bytes at BUF to descriptor FD, retrying if interrupted.
Return the actual number of bytes written, zero for EOF, or SAFE_WRITE_ERROR
upon error. */