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-rw-r--r--zlib/examples/gzjoin.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/zlib/examples/gzjoin.c b/zlib/examples/gzjoin.c
index 129347ce3..89e809844 100644
--- a/zlib/examples/gzjoin.c
+++ b/zlib/examples/gzjoin.c
@@ -1,7 +1,7 @@
/* gzjoin -- command to join gzip files into one gzip file
- Copyright (C) 2004 Mark Adler, all rights reserved
- version 1.0, 11 Dec 2004
+ Copyright (C) 2004, 2005, 2012 Mark Adler, all rights reserved
+ version 1.2, 14 Aug 2012
This software is provided 'as-is', without any express or implied
warranty. In no event will the author be held liable for any damages
@@ -27,6 +27,7 @@
*
* 1.0 11 Dec 2004 - First version
* 1.1 12 Jun 2005 - Changed ssize_t to long for portability
+ * 1.2 14 Aug 2012 - Clean up for z_const usage
*/
/*
@@ -308,7 +309,7 @@ local void gzcopy(char *name, int clr, unsigned long *crc, unsigned long *tot,
/* inflate and copy compressed data, clear last-block bit if requested */
len = 0;
zpull(&strm, in);
- start = strm.next_in;
+ start = in->next;
last = start[0] & 1;
if (last && clr)
start[0] &= ~1;
@@ -351,7 +352,7 @@ local void gzcopy(char *name, int clr, unsigned long *crc, unsigned long *tot,
pos = 0x100 >> pos;
last = strm.next_in[-1] & pos;
if (last && clr)
- strm.next_in[-1] &= ~pos;
+ in->buf[strm.next_in - in->buf - 1] &= ~pos;
}
else {
/* next last-block bit is in next unused byte */
@@ -364,14 +365,14 @@ local void gzcopy(char *name, int clr, unsigned long *crc, unsigned long *tot,
}
last = strm.next_in[0] & 1;
if (last && clr)
- strm.next_in[0] &= ~1;
+ in->buf[strm.next_in - in->buf] &= ~1;
}
}
}
/* update buffer with unused input */
in->left = strm.avail_in;
- in->next = strm.next_in;
+ in->next = in->buf + (strm.next_in - in->buf);
/* copy used input, write empty blocks to get to byte boundary */
pos = strm.data_type & 7;