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authorakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2004-08-06 16:01:02 +0000
committerakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2004-08-06 16:01:02 +0000
commit64b5aa53e297533724d4668c8b75ba245eb08ae1 (patch)
tree03d33582b960b69c6760424a0b44b869e8f9795c /ext/zlib
parentd3f988dd67463eb1e2ec92ac6df40dcae5e01de1 (diff)
* ext/zlib/zlib.c: Zlib::GzipReader#read(0) returns "" instead of nil.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@6739 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/zlib')
-rw-r--r--ext/zlib/zlib.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
index 38ab667cd4..0e9d9a679a 100644
--- a/ext/zlib/zlib.c
+++ b/ext/zlib/zlib.c
@@ -2072,7 +2072,10 @@ gzfile_read(gz, len)
{
VALUE dst;
- if (len <= 0) return Qnil;
+ if (len < 0)
+ rb_raise(rb_eArgError, "negative length %d given", len);
+ if (len == 0)
+ return rb_str_new(0, 0);
while (!ZSTREAM_IS_FINISHED(&gz->z) && gz->z.buf_filled < len) {
gzfile_read_more(gz);
}