| Eric Andersen | aad1a88 | 2001-03-16 22:47:14 +0000 | [diff] [blame] | 1 | /* vi: set sw=4 ts=4: */ |
| 2 | /* |
| 3 | * Utility routines. |
| 4 | * |
| Eric Andersen | c7bda1c | 2004-03-15 08:29:22 +0000 | [diff] [blame] | 5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> |
| Eric Andersen | aad1a88 | 2001-03-16 22:47:14 +0000 | [diff] [blame] | 6 | * |
| Bernhard Reutner-Fischer | b1629b1 | 2006-05-19 19:29:19 +0000 | [diff] [blame] | 7 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. |
| Eric Andersen | aad1a88 | 2001-03-16 22:47:14 +0000 | [diff] [blame] | 8 | */ |
| 9 | |
| 10 | #include <stdio.h> |
| 11 | #include <errno.h> |
| 12 | #include <unistd.h> |
| 13 | #include "libbb.h" |
| 14 | |
| 15 | |
| 16 | |
| 17 | ssize_t safe_read(int fd, void *buf, size_t count) |
| 18 | { |
| 19 | ssize_t n; |
| 20 | |
| 21 | do { |
| 22 | n = read(fd, buf, count); |
| 23 | } while (n < 0 && errno == EINTR); |
| 24 | |
| 25 | return n; |
| 26 | } |