1 /* zwrite - write contents of buffer to file descriptor, retrying on error */
3 /* Copyright (C) 1999-2002 Free Software Foundation, Inc.
5 This file is part of GNU Bash, the Bourne Again SHell.
7 Bash is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 Bash is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with Bash. If not, see <http://www.gnu.org/licenses/>.
23 #include <sys/types.h>
25 #if defined (HAVE_UNISTD_H)
35 /* Write NB bytes from BUF to file descriptor FD, retrying the write if
36 it is interrupted. We retry three times if we get a zero-length
37 write. Any other signal causes this function to return prematurely. */
46 for (n = nb, nt = 0;;)
48 i = write (fd, buf, n);
61 else if (errno != EINTR)