Avoid copying a string coming from argv[] into a fixed size buffer.
Pointed out by Coverity's checker.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13268 a5019735-40e9-0310-863c-91ae7b9d1cf9
Fix warning (missing #include file)


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13269 a5019735-40e9-0310-863c-91ae7b9d1cf9