change default build (in "make" wrapper) to ninja on all platforms

force-landed from https://codereview.chromium.org/206463007/ ;
the CommitQueue couldn't handle the diff properly for some reason



git-svn-id: http://skia.googlecode.com/svn/trunk@14003 2bbb7eff-a529-9590-31e7-b0007b416f81

Author: [email protected]

Diff for: Makefile

@@ -1,5 +1,5 @@
 # Makefile that wraps the Gyp and build steps for Unix and Mac (but not Windows)
-# Uses "make" to build on Unix, and "xcodebuild" to build on Mac.
+# Uses "ninja" to build the code.
 #
 # Some usage examples (tested on both Linux and Mac):
 #
@@ -36,6 +36,9 @@ CWD := $(shell pwd)
 # But that will be a bit complicated, so let's keep it for a future CL.
 # Tracked as https://code.google.com/p/skia/issues/detail?id=947 ('eliminate
 # need for VALID_TARGETS in toplevel Makefile')
+#
+# TODO(epoger): I'm not sure if the above comment is still valid in a ninja
+# world.
 VALID_TARGETS := \
                  bench \
                  debugger \
@@ -59,9 +62,8 @@ default: most
 
 # As noted in http://code.google.com/p/skia/issues/detail?id=330 , building
 # multiple targets in parallel was failing.  The special .NOTPARALLEL target
-# tells gnu make not to run targets within _this_ Makefile in parallel, but the
-# recursively invoked Makefile within out/ _is_ allowed to run in parallel
-# (so you can still get some speedup that way).
+# tells gnu make not to run targets within this Makefile in parallel.
+# Targets that ninja builds at this Makefile's behest should not be affected.
 .NOTPARALLEL:
 
 uname := $(shell uname)
@@ -87,44 +89,8 @@ endif
 gyp:
 	$(CWD)/gyp_skia
 
-# Run gyp if necessary.
-#
-# On Linux, only run gyp if we haven't already generated the platform-specific
-# Makefiles.  If the underlying gyp configuration has changed since these
-# Makefiles were generated, they will rerun gyp on their own.
-#
-# This does not work for Mac, though... so for now, we ALWAYS rerun gyp on Mac.
-# TODO(epoger): Figure out a better solution for Mac... maybe compare the
-# gypfile timestamps to the xcodebuild project timestamps?
-.PHONY: gyp_if_needed
-gyp_if_needed:
-ifneq (,$(findstring Linux, $(uname)))
-	$(MAKE) $(SKIA_OUT)/Makefile
-endif
-ifneq (,$(findstring Darwin, $(uname)))
-	$(CWD)/gyp_skia
-endif
-
-$(SKIA_OUT)/Makefile:
-	$(CWD)/gyp_skia
-
 # For all specific targets: run gyp if necessary, and then pass control to
 # the gyp-generated buildfiles.
-#
-# For the Mac, we create a convenience symlink to the generated binary.
 .PHONY: $(VALID_TARGETS)
-$(VALID_TARGETS):: gyp_if_needed
-ifneq (,$(findstring skia_os=android, $(GYP_DEFINES)))
-	$(MAKE) -C $(SKIA_OUT) $@ BUILDTYPE=$(BUILDTYPE)
-else ifneq (,$(findstring Linux, $(uname)))
-	$(MAKE) -C $(SKIA_OUT) $@ BUILDTYPE=$(BUILDTYPE)
-else ifneq (,$(findstring make, $(GYP_GENERATORS)))
-	$(MAKE) -C $(SKIA_OUT) $@ BUILDTYPE=$(BUILDTYPE)
-else ifneq (,$(findstring Darwin, $(uname)))
-	rm -f out/$(BUILDTYPE) || if test -d out/$(BUILDTYPE); then echo "run 'make clean' or otherwise delete out/$(BUILDTYPE)"; exit 1; fi
-	xcodebuild -project out/gyp/[email protected] -configuration $(BUILDTYPE)
-	ln -s $(CWD)/xcodebuild/$(BUILDTYPE) out/$(BUILDTYPE)
-else
-	echo "unknown platform $(uname)"
-	exit 1
-endif
+$(VALID_TARGETS):: gyp
+	ninja -C $(SKIA_OUT)/$(BUILDTYPE) $@

Diff for: gyp/common_conditions.gypi

@@ -85,6 +85,22 @@
               },
             },
           },
+          # Gyp's ninja generator depends on these specially named
+          # configurations to build 64-bit on Windows.
+          # See http://skbug.com/2348
+          #
+          # We handle the 64- vs 32-bit variations elsewhere, so I think it's
+          # OK for us to just make these inherit non-archwidth-specific
+          # configurations without modification.
+          'Debug_x64': {
+            'inherit_from': ['Debug'],
+          },
+          'Release_x64': {
+            'inherit_from': ['Release'],
+          },
+          'Release_Developer_x64': {
+            'inherit_from': ['Release_Developer'],
+          },
         },
         'conditions' : [
           [ 'skia_arch_width == 64', {

Diff for: gyp_skia

@@ -84,13 +84,13 @@ if __name__ == '__main__':
     print ('%s environment variable not set, using default' %
            ENVVAR_GYP_GENERATORS)
     if sys.platform.startswith('darwin'):
-      default_gyp_generators = 'xcode'
+      default_gyp_generators = 'ninja,xcode'
     elif sys.platform.startswith('win'):
-      default_gyp_generators = 'msvs'
+      default_gyp_generators = 'ninja,msvs'
     elif sys.platform.startswith('cygwin'):
-      default_gyp_generators = 'msvs'
+      default_gyp_generators = 'ninja,msvs'
     else:
-      default_gyp_generators = 'make'
+      default_gyp_generators = 'ninja'
     os.environ[ENVVAR_GYP_GENERATORS] = default_gyp_generators
   print '%s is "%s"' % (ENVVAR_GYP_GENERATORS, os.getenv(ENVVAR_GYP_GENERATORS))
 

Diff for: make.py

@@ -42,11 +42,6 @@ def rmtree(path):
     print '> rmtree %s' % path
     shutil.rmtree(path, ignore_errors=True)
 
-def mkdirs(path):
-    print '> mkdirs %s' % path
-    if not os.path.isdir(path):
-        os.makedirs(path)
-
 def runcommand(command):
     print '> %s' % command
     if os.system(command):
@@ -99,30 +94,21 @@ def MakeWindows(targets):
     parameters:
         targets: build targets as a list of strings
     """
+    # TODO(epoger): I'm not sure if this is needed for ninja builds.
     CheckWindowsEnvironment()
 
     # Run gyp_skia to prepare Visual Studio projects.
     cd(SCRIPT_DIR)
     runcommand('python gyp_skia')
 
-    # Prepare final output dir into which we will copy all binaries.
-    msbuild_working_dir = os.path.join(SCRIPT_DIR, OUT_SUBDIR, GYP_SUBDIR)
-    msbuild_output_dir = os.path.join(msbuild_working_dir, BUILDTYPE)
-    final_output_dir = os.path.join(SCRIPT_DIR, OUT_SUBDIR, BUILDTYPE)
-    mkdirs(final_output_dir)
-
-    for target in targets:
-        # We already built the gypfiles...
-        if target == TARGET_GYP:
-            continue
-
-        cd(msbuild_working_dir)
-        runcommand(
-            ('msbuild /nologo /property:Configuration=%s'
-            ' /target:%s /verbosity:minimal %s.sln') % (
-                BUILDTYPE, target, target))
-        runcommand('xcopy /y %s\* %s' % (
-            msbuild_output_dir, final_output_dir))
+    # We already built the gypfiles...
+    while TARGET_GYP in targets:
+        targets.remove(TARGET_GYP)
+
+    # And call ninja to do the work!
+    if targets:
+        runcommand('ninja -C %s %s' % (
+            os.path.join(OUT_SUBDIR, BUILDTYPE), ' '.join(targets)))
 
 
 def Make(args):

Diff for: platform_tools/chromeos/bin/chromeos_setup.sh

@@ -49,7 +49,7 @@ setup_device() {
 
   exportVar GENERIC_BOARD_TYPE ${GENERIC_BOARD_TYPE}
   exportVar GYP_DEFINES "$DEFINES"
-  exportVar GYP_GENERATORS "make"
+  exportVar GYP_GENERATORS "ninja"
   exportVar GYP_GENERATOR_FLAGS ""
   exportVar SKIA_OUT "out/config/chromeos-${TARGET_DEVICE}"
   exportVar builddir_name "."