Clean up and document our hacks for building BSD source.

Change-Id: Ic591e22fa5b363bb68376b9f25814c0e5bd83fbf

6 files changed, 5 insertions, 0 deletions

diff --git a/libc/upstream-openbsd/README.txt b/libc/upstream-openbsd/README.txt
new file mode 100644
index 0000000..9db64ea
--- /dev/null
+++ b/libc/upstream-openbsd/README.txt
@@ -0,0 +1,5 @@
+This directory contains upstream OpenBSD source. You should not edit these
+files directly. Make fixes upstream and then pull down the new version of
+the file.
+
+TODO: write a script to make this process automated.
diff --git a/libc/upstream-openbsd/gdtoa_support.cpp b/libc/upstream-openbsd/android/gdtoa_support.cpp
index 4e7bf3b..4e7bf3b 100644
--- a/libc/upstream-openbsd/gdtoa_support.cpp
+++ b/libc/upstream-openbsd/android/gdtoa_support.cpp
diff --git a/libc/upstream-openbsd/arith.h b/libc/upstream-openbsd/android/include/arith.h
index b262e4f..b262e4f 100644
--- a/libc/upstream-openbsd/arith.h
+++ b/libc/upstream-openbsd/android/include/arith.h
diff --git a/libc/upstream-openbsd/gd_qnan.h b/libc/upstream-openbsd/android/include/gd_qnan.h
index e8e907b..e8e907b 100644
--- a/libc/upstream-openbsd/gd_qnan.h
+++ b/libc/upstream-openbsd/android/include/gd_qnan.h
diff --git a/libc/upstream-openbsd/openbsd-compat.h b/libc/upstream-openbsd/android/include/openbsd-compat.h
index b55f390..b55f390 100644
--- a/libc/upstream-openbsd/openbsd-compat.h
+++ b/libc/upstream-openbsd/android/include/openbsd-compat.h
diff --git a/libc/upstream-openbsd/thread_private.h b/libc/upstream-openbsd/android/include/thread_private.h
index 10421e2..10421e2 100644
--- a/libc/upstream-openbsd/thread_private.h
+++ b/libc/upstream-openbsd/android/include/thread_private.h