Module Name: src
Committed By: snj
Date: Wed Dec 9 04:58:15 UTC 2009
Modified Files:
src/usr.bin/gzip [netbsd-5]: unbzip2.c
Log Message:
Pull up following revision(s) (requested by mrg in ticket #1182):
usr.bin/gzip/unbzip2.c: revision 1.13
apply a change from Xin LI <[email protected]> to avoid problems when
reading from pipes. introduced with the multi-part bz2 fixes.
To generate a diff of this commit:
cvs rdiff -u -r1.11.6.1 -r1.11.6.2 src/usr.bin/gzip/unbzip2.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/usr.bin/gzip/unbzip2.c
diff -u src/usr.bin/gzip/unbzip2.c:1.11.6.1 src/usr.bin/gzip/unbzip2.c:1.11.6.2
--- src/usr.bin/gzip/unbzip2.c:1.11.6.1 Sun Nov 8 22:51:56 2009
+++ src/usr.bin/gzip/unbzip2.c Wed Dec 9 04:58:15 2009
@@ -1,4 +1,4 @@
-/* $NetBSD: unbzip2.c,v 1.11.6.1 2009/11/08 22:51:56 snj Exp $ */
+/* $NetBSD: unbzip2.c,v 1.11.6.2 2009/12/09 04:58:15 snj Exp $ */
/*-
* Copyright (c) 2006 The NetBSD Foundation, Inc.
@@ -34,7 +34,7 @@
static off_t
unbzip2(int in, int out, char *pre, size_t prelen, off_t *bytes_in)
{
- int ret, end_of_file;
+ int ret, end_of_file, cold = 0;
off_t bytes_out = 0;
bz_stream bzs;
static char *inbuf, *outbuf;
@@ -84,8 +84,18 @@
switch (ret) {
case BZ_STREAM_END:
case BZ_OK:
- if (ret == BZ_OK && end_of_file)
- maybe_err("read");
+ if (ret == BZ_OK && end_of_file) {
+ /*
+ * If we hit this after a stream end, consider
+ * it as the end of the whole file and don't
+ * bail out.
+ */
+ if (cold == 1)
+ ret = BZ_STREAM_END;
+ else
+ maybe_errx("truncated file");
+ }
+ cold = 0;
if (!tflag && bzs.avail_out != BUFLEN) {
ssize_t n;
@@ -98,6 +108,7 @@
if (BZ2_bzDecompressEnd(&bzs) != BZ_OK ||
BZ2_bzDecompressInit(&bzs, 0, 0) != BZ_OK)
maybe_errx("bzip2 re-init");
+ cold = 1;
ret = BZ_OK;
}
break;
