Fix recipe module git to use package_resouce.

TBR=phajdan.jr@chromium.org,martiniss@chromium.org
BUG=590806

Review URL: https://codereview.chromium.org/1751003002

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@299027 0039d316-1c4b-4281-b951-d872f2087c98

recipe_modules/git/api.py

@@ -10,6 +10,10 @@ from recipe_engine import recipe_api
 class GitApi(recipe_api.RecipeApi):
   _GIT_HASH_RE = re.compile('[0-9a-f]{40}', re.IGNORECASE)
 
+  def __init__(self, *args, **kwargs):
+    super(GitApi, self).__init__(*args, **kwargs)
+    self.initialized_win_git = False
+
   def __call__(self, *args, **kwargs):
     """Return a git command step."""
     name = kwargs.pop('name', 'git '+args[0])
@@ -18,7 +22,8 @@ class GitApi(recipe_api.RecipeApi):
       kwargs.setdefault('cwd', self.m.path['checkout'])
     git_cmd = ['git']
     if self.m.platform.is_win:
-      git_cmd = [self.m.path['depot_tools'].join('git.bat')]
+      self.ensure_win_git_tooling()
+      git_cmd = [self.package_resource('git.bat')]
     options = kwargs.pop('git_config_options', {})
     for k, v in sorted(options.iteritems()):
       git_cmd.extend(['-c', '%s=%s' % (k, v)])
@@ -32,6 +37,17 @@ class GitApi(recipe_api.RecipeApi):
       else:
         return f.result
 
+  def ensure_win_git_tooling(self):
+    """Ensures that depot_tools/git.bat actually exists."""
+    if not self.m.platform.is_win or self.initialized_win_git:
+      return
+    self.m.step(
+        'ensure git tooling on windows',
+        [self.package_resource('bootstrap', 'win', 'win_tools.bat')],
+        infra_step=True,
+        cwd=self.package_resource())
+    self.initialized_win_git = True
+
   def fetch_tags(self, remote_name=None, **kwargs):
     """Fetches all tags from the remote."""
     kwargs.setdefault('name', 'git fetch tags')
@@ -172,8 +188,8 @@ class GitApi(recipe_api.RecipeApi):
       remote_name = 'origin'
 
     if self.m.platform.is_win:
-      git_setup_args += ['--git_cmd_path',
-                         self.m.path['depot_tools'].join('git.bat')]
+      self.ensure_win_git_tooling()
+      git_setup_args += ['--git_cmd_path', self.package_resource('git.bat')]
 
     step_suffix = '' if step_suffix is  None else ' (%s)' % step_suffix
     self.m.python(

recipe_modules/git/example.expected/platform_win.json

 [
+  {
+    "cmd": [
+      "RECIPE_PACKAGE[depot_tools]\\bootstrap\\win\\win_tools.bat"
+    ],
+    "cwd": "RECIPE_PACKAGE[depot_tools]",
+    "name": "ensure git tooling on windows"
+  },
   {
     "cmd": [
       "python",
@@ -9,14 +16,14 @@
       "--url",
       "https://chromium.googlesource.com/chromium/src.git",
       "--git_cmd_path",
-      "[DEPOT_TOOLS]\\git.bat"
+      "RECIPE_PACKAGE[depot_tools]\\git.bat"
     ],
     "cwd": "[SLAVE_BUILD]",
     "name": "git setup"
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "retry",
       "fetch",
       "origin",
@@ -28,7 +35,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "checkout",
       "-f",
       "FETCH_HEAD"
@@ -38,7 +45,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "rev-parse",
       "HEAD"
     ],
@@ -51,7 +58,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "clean",
       "-f",
       "-d",
@@ -62,7 +69,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "submodule",
       "sync"
     ],
@@ -71,7 +78,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "submodule",
       "update",
       "--init",
@@ -82,7 +89,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "-c",
       "foo=bar",
       "count-objects",
@@ -94,7 +101,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "config",
       "--get",
       "remote.origin.url"
@@ -108,7 +115,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "show",
       "HEAD",
       "--format=%at",
@@ -120,7 +127,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "fetch",
       "origin",
       "--tags"
@@ -130,7 +137,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "status"
     ],
     "cwd": "[SLAVE_BUILD]\\src",
@@ -138,7 +145,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "status"
     ],
     "cwd": "[SLAVE_BUILD]\\src",
@@ -146,7 +153,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "status"
     ],
     "cwd": "[SLAVE_BUILD]\\src",
@@ -154,7 +161,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "rebase",
       "origin/master"
     ],
@@ -163,7 +170,7 @@
   },
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "bundle",
       "create",
       "[SLAVE_BUILD]\\all.bundle",

recipe_modules/tryserver/example.expected/with_wrong_patch.json

 [
   {
     "cmd": [
-      "[DEPOT_TOOLS]\\git.bat",
+      "RECIPE_PACKAGE[depot_tools]\\bootstrap\\win\\win_tools.bat"
+    ],
+    "cwd": "RECIPE_PACKAGE[depot_tools]",
+    "name": "ensure git tooling on windows"
+  },
+  {
+    "cmd": [
+      "RECIPE_PACKAGE[depot_tools]\\git.bat",
       "diff",
       "--cached",
       "--name-only"