bin/deps-and-gyp: gclient-free solution

bin/deps-and-gyp

Index: bin/deps-and-gyp
diff --git a/bin/sync-and-gyp b/bin/deps-and-gyp
old mode 100755
new mode 100644
similarity index 65%
copy from bin/sync-and-gyp
copy to bin/deps-and-gyp
index 8b3cfa97feedd959a7cfd53a8343281091df5099..f39fc69135946a7b88993ce44d0e414301e81eaa
--- a/bin/sync-and-gyp
+++ b/bin/deps-and-gyp
@@ -8,33 +8,34 @@
 # This script will update Skia's dependenciess as necessary and run
 # gyp if needed.
 
-# Example usage (assumes Posix-standard shell, git installed):
+# Depends on: Posix-compliant shell, Python, and Git.
+#
+# Example usage:
 #
-#   git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git
-#   export PATH="${PWD}/depot_tools:${PATH}"
 #   git clone https://skia.googlesource.com/skia
 #   cd skia
-#   bin/sync-and-gyp && ninja -C out/Debug
-#   out/Debug/dm
+#   bin/deps-and-gyp
+#   ninja -C out/Debug && out/Debug/dm
 #
-# Once changes are made to DEPS or gyp/ or the source, recompile Skia with:
+# Once changes are made to DEPS or gyp/ or the source, call:
 #
-#   ${skiadir}/bin/sync-and-gyp && ninja -C ${skiadir}/out/Debug
-
-cd "$(dirname "$0")/.."
+#   bin/deps-and-gyp
 
-if ! [ -f .gclient ] ; then
-    gclient config --unmanaged 'https://skia.googlesource.com/skia'
-    printf ',s/"skia"/"."/\nwq\n' | ed .gclient
+if [ "$SKIA_OUT" ]; then
+    mkdir -p "$SKIA_OUT" || exit
+    # get non-relative path of $SKIA_OUT before changing directory.
+    SKIA_OUT="$(cd "$SKIA_OUT"; pwd)"
 fi
 
+cd "$(dirname "$0")/.."
+
 if ! [ -f DEPS ]; then
     echo DEPS file missing >&2
     exit 1
 fi
 
 if [ "$(git hash-object DEPS)" != "$(git config sync-deps.last)" ] ; then
-    gclient sync || exit
+    GIT_SYNC_DEPS_QUIET=1 python tools/git-sync-deps || exit
     git config sync-deps.last "$(git hash-object DEPS)"
 fi