prep-for-macos-build: get brew rsync

It looks like macos may ship with a more limited rsync (or at least
one that doesn't produce the --itemize-changes output we expect, so
just install brew's.

Signed-off-by: Rob Browning <rlb@defaultvalue.org>

diff --git a/dev/prep-for-macos-build b/dev/prep-for-macos-build
index ecee85530b35a37b3a672869d2b793a7839ba741..750b3e1bf55375ef912fdfc990b9255656a5b95e 100755 (executable)
--- a/dev/prep-for-macos-build
+++ b/dev/prep-for-macos-build
@@ -5,4 +5,4 @@ set -ex
 ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
 
 brew update
-brew install par2
+brew install par2 rsync