Pull in lmdb as part of tools/update-deps. Update it to 0.9.19.

git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@3404 ed5197a5-7fde-0310-b194-c3ffbd925b24

tools/update-deps

@@ -28,6 +28,10 @@ kV8Repository = 'https://github.com/v8/v8.git'
 kV8Branch = 'branch-heads/5.8'
 kV8Work = 'v8'
 
+kLmdbRepository = 'https://github.com/LMDB/lmdb.git'
+kLmdbBranch = 'LMDB_0.9.19'
+kLmdbWork = 'lmdb'
+
 cores = multiprocessing.cpu_count()
 if platform.machine() == 'armv7l':
 	cores = 1
@@ -80,6 +84,27 @@ def updateUv():
 		env['WINDOWSSDKDIR'] = ''
 		run(['cmd', '/C', 'call', 'vcbuild.bat', 'release', 'x64'], cwd=kUvWork, env=env)
 
+def updateLmdb():
+	print 'liblmdb'
+	print
+	clean = False
+
+	if os.path.exists(os.path.join(kLmdbWork, '.update-deps-branch')):
+		haveBranch = open(os.path.join(kLmdbWork, '.update-deps-branch'), 'r').read().strip()
+		if kLmdbBranch != haveBranch:
+			print haveBranch, '=>', kLmdbBranch
+			clean = True
+	else:
+		clean = True
+
+	if clean:
+		if os.path.isdir(os.path.join(kLmdbWork)):
+			print 'Cleaning', kLmdbWork
+			shutil.rmtree(os.path.join(kLmdbWork), onerror=makeWritableAndRetry)
+	if not os.path.isdir(kLmdbWork):
+		run(['git', 'clone', '--branch', kLmdbBranch, kLmdbRepository, kLmdbWork])
+	open(os.path.join(kLmdbWork, '.update-deps-branch'), 'w').write(kLmdbBranch)
+
 def updateV8():
 	print 'v8'
 	print
@@ -129,4 +154,5 @@ def updateV8():
 
 if __name__ == '__main__':
 	updateUv()
+	updateLmdb()
 	updateV8()