ci: parallelize testing on Windows

diff --git a/ci/install-dependencies.sh b/ci/install-dependencies.sh
index 06c3546e1ed4e1a78cea4d7a1801145066a895d8..bcdcc715924c53bbcf1418b7ddeee426c94468b8 100755 (executable)
--- a/ci/install-dependencies.sh
+++ b/ci/install-dependencies.sh
@@ -3,7 +3,7 @@
 # Install dependencies required to build and test Git on Linux and macOS
 #
 
-. ${0%/*}/lib-travisci.sh
+. ${0%/*}/lib.sh
 
 P4WHENCE=http://filehost.perforce.com/perforce/r$LINUX_P4_VERSION
 LFSWHENCE=https://github.com/github/git-lfs/releases/download/v$LINUX_GIT_LFS_VERSION
@@ -37,7 +37,8 @@ osx-clang|osx-gcc)
        brew update --quiet
        # Uncomment this if you want to run perf tests:
        # brew install gnu-time
-       brew install git-lfs gettext
+       test -z "$BREW_INSTALL_PACKAGES" ||
+       brew install $BREW_INSTALL_PACKAGES
        brew link --force gettext
        brew install caskroom/cask/perforce
        ;;