gold patch committed: Check IOV_MAX

[Ian Lance Taylor]

This gold patch limits the number of entries passed to readv to IOV_MAX.
Apparently Solaris has a limit of 16, and gold was using more.
Committed to mainline and 2.21 branch.

Ian


2011-03-08  Ian Lance Taylor  <iant@google.com>

	PR gold/12525
	* fileread.cc: #include <climits>.
	(GOLD_IOV_MAX): Define.
	(File_read::read_multiple): Limit number of entries by iov_max.
	* fileread.h (class File_read): Always set max_readv_entries to
	128.


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