Remove includes of "unistd.h" header, which is missing in non posix systems. Differential Revision: https://reviews.llvm.org/D277300 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@289965 91177308-0d34-0410-b5e6-96231b3b80d8
Replace sleep() posix function by a more portable sleep_for() function from std. Also, ignore memmem() and strcasestr() on Windows. Differential Revision: https://reviews.llvm.org/D27729 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@289964 91177308-0d34-0410-b5e6-96231b3b80d8
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@268821 91177308-0d34-0410-b5e6-96231b3b80d8