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* ext/zlib/zlib.c: Zlib::GzipReader#read(0) returns "" instead of nil.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@6739 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2004-08-06 16:01:02 +00:00
parent b15e66669f
commit a3a55eb550
3 changed files with 16 additions and 1 deletions
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5
ext/zlib/zlib.c
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@ -2075,7 +2075,10 @@ 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);
}