Last change
on this file since 977 was 821, checked in by Bruno Cornec, 18 years ago |
Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)
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File size:
725 bytes
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Rev | Line | |
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[821] | 1 | /* vi: set sw=4 ts=4: */
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| 2 | /*
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| 3 | * Utility routines.
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| 4 | *
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| 5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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| 6 | *
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| 7 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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| 8 | */
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| 9 |
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| 10 | #include <stdio.h>
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| 11 | #include <unistd.h>
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| 12 | #include "libbb.h"
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| 13 |
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| 14 | /*
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| 15 | * Write all of the supplied buffer out to a file.
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| 16 | * This does multiple writes as necessary.
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| 17 | * Returns the amount written, or -1 on an error.
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| 18 | */
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| 19 | ssize_t bb_full_write(int fd, const void *buf, size_t len)
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| 20 | {
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| 21 | ssize_t cc;
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| 22 | ssize_t total;
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| 23 |
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| 24 | total = 0;
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| 25 |
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| 26 | while (len > 0) {
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| 27 | cc = safe_write(fd, buf, len);
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| 28 |
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| 29 | if (cc < 0)
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| 30 | return cc; /* write() returns -1 on failure. */
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| 31 |
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| 32 | total += cc;
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| 33 | buf = ((const char *)buf) + cc;
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| 34 | len -= cc;
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| 35 | }
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| 36 |
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| 37 | return total;
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| 38 | }
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