def write_makefile(self, **kwargs):
executor = kwargs.get("executor", None)
buildfile = kwargs.get("buildfile", None)
filemanager = kwargs.get("filemanager", None)
target_platform = kwargs.get("target_platform", None)
context_list = kwargs.get("context_list", None)
# In post generate, we create a top level "Makefile", which contains targets for each of
# the sub make files -- which is what "generate" does for each product.
# The top-level Makefile can be used to make each product:
# e.g. make squirrel
context = context_list[0]
product = context.product
root = context.abs_root
#
# Preprocess step to create data for each product
#
# create a list of obj dirs
objdirs = []
# create a list of lib/bin dirs.
bindirs = []
# create a list of targets.
targets = []
# product names which can be used manually on the commandline
product_names = []
architectures, configurations = buildfile.get_layout_params(product)
makefile_parameters = get_parameters(architectures, configurations)
phony_targets = [
"all",
"clean"
]
target_clean_rules = []
for context in context_list:
mk = VariableContext()
mk.inherit(context)
mk.product_root = context.get("product_root", expand=False)
mk.object_root = context.get("object_root", expand=False)
mk.update(architecture="${arch}", configuration="${config}")
if mk.object_root not in objdirs:
objdirs.append(mk.object_root)
if mk.product_root not in bindirs:
bindirs.append(mk.product_root)
# add product name
product_names.append(context.product.name)
# convert the dependencies for this product into a list
# of MakefileTargets
dependencies = []
for instance in context.ordered_dependencies:
dependencies.append(MakefileArrayList(name=instance.name))
# setup targets
makefile_path = makefile_name_from_product(context.product)
target = MakefileTarget(name=context.product.name,
rules=[
"$(SILENT) $(MAKE) --no-print-directory -C %s -f %s" % (context.base_to_project_relative, makefile_path)
],
dependencies = dependencies)
clean_rule = "$(SILENT) $(MAKE) --no-print-directory -C %s -f %s clean" % (context.base_to_project_relative, makefile_path)
target_clean_rules.append(clean_rule)
targets.append(target)
# variables the makefile accepts as parameters.
variables = ["arch", "config", "verbose"]
# script variables
script_vars = {
"objdir" : objdirs,
"bindir" : bindirs,
"targets" : [t.get_output_name() for t in targets]
}
clean = MakefileTarget(name="clean", rules=target_clean_rules)
#
# Write out the actual Makefile with data from above.
#
makefile_path = os.path.join(root, "Makefile")
handle = filemanager.create(makefile_path)
writer = FileWriter(handle)
#
# Write the header of the Makefile
makefile_write_header(writer)
#
# export all variables
#
for parameter in makefile_parameters:
parameter.write(writer)
# setup variables used by this script
for key, value in script_vars.iteritems():
writer.writeln("%s=%s" % (key.upper(), " ".join(value)))
writer.writeln()
phony_targets.extend(product_names)
# write phony and all targets
writer.writeln(".PHONY: %s" % " ".join(phony_targets))
writer.writeln()
writer.writeln("all: %s" % " ".join(product_names))
writer.writeln()
# write actual targets, which call the product's own makefile
for t in targets:
t.write(writer)
# write clean target
clean.write(writer)
def generate(self, **kwargs):
executor = kwargs.get("executor", None)
buildfile = kwargs.get("buildfile", None)
filemanager = kwargs.get("filemanager", None)
target_platform = kwargs.get("target_platform", None)
context_list = kwargs.get("context_list", None)
# TODO@apetrone: Should be able to pass the language type to
# target_platform.compiler.get_command().
# base variables
base_variables = {
"CC" : target_platform.compiler.get_command(),
"CXX" : "g++",
"RM" : "rm -rf",
"AR": "ar",
"LD": "ld",
"MAKE": "make",
"MKDIR" : "mkdir -p"
}
for context in context_list:
# fetch architecture and configurations
architectures, configurations = buildfile.get_layout_params(context.product)
makefile_parameters = get_parameters(architectures, configurations)
arch_eq = MakefileIfEq(condition="$(arch),%s" % architectures[0], ifeq=["TARGET_ARCH = %s" % self.arch_to_flag(architectures[0])])
makefile_parameters.append(arch_eq)
product_make = makefile_name_from_product(context.product)
product_makefile_path = os.path.join(context.abs_project_root, product_make)
handle = filemanager.create(product_makefile_path)
writer = FileWriter(handle)
product_name = context.product.name
output = context.product.get("output")
main_params = context.params_list[0]
for configuration in configurations:
product = context.get_layout(architectures[0], configuration)
arch = VariableContext()
arch.inherit(product)
arch.update(architecture="${arch}", configuration="${config}")
arch.object_root = product.get("object_root", expand=False)
variables = deepcopy(base_variables)
"""
driver_data = product.driver
for k,v in driver_data.iteritems():
if v:
if type(v) is list:
variables[k].extend(v)
elif type(v) is dict:
variables[k].update(v)
elif type(v) is str or type(v) is unicode:
variables[k] = v
"""
cppflags = self.driver_schema["cppflags"][:]
cppflags.append("$(TARGET_ARCH)")
cppflags.extend(product.cflags[:])
lower_cppflags = [flag.lower() for flag in cppflags]
cxxflags = self.driver_schema["cxxflags"][:]
cxxflags.append("$(CPPFLAGS)")
cxxflags.extend(product.cxxflags[:])
ldflags = self.driver_schema["ldflags"][:]
ldflags.append("$(TARGET_ARCH)")
ldflags.extend(product.linkflags[:])
lower_ldflags = [flag.lower() for flag in ldflags]
if output == ProductType.DynamicLibrary:
if "-fpic" not in lower_cppflags:
cppflags.append("-fPIC")
if "-fpic" not in lower_ldflags:
ldflags.append("-fPIC")
if "-shared" not in lower_ldflags:
ldflags.append("-shared")
if product.defines:
for flag in product.defines:
cppflags.append("-D%s" % flag)
includes = make_paths_relative_to_project(context, product.includes)
for path in includes:
cppflags.append("-I%s" % path)
if product.libdirs:
for path in product.libdirs:
ldflags.append("-L%s" % path)
links = product.links if product.links else []
ldflags.extend(links)
values = []
for key,value in variables.iteritems():
values.append("%s = %s" % (key, value))
products_path = arch.abs_product_root or " "
if arch.abs_product_root:
products_path = ("%s/" % arch.abs_product_root)
values.append("BINDIR = %s" % products_path)
objdir = "${ROOT_PATH}/%s" % (arch.object_root)
values.append("OBJDIR = %s" % objdir)
values.append("TARGET = $(BINDIR)%s" % (target_platform.get_full_product_name(context.product)))
values.append("CPPFLAGS = %s" % (" ".join(cppflags)))
values.append("CXXFLAGS = %s" % (" ".join(cxxflags)))
values.append("LDFLAGS = %s" % (" ".join(ldflags)))
layout_condition = MakefileIfEq(condition="$(config),%s" % configuration, ifeq=values)
makefile_parameters.append(layout_condition)
#
# Write the header of the Makefile
makefile_write_header(writer)
# discard all built-in make targets.
writer.writeln(".SUFFIXES:")
writer.writeln()
# write out variables
for parameter in makefile_parameters:
parameter.write(writer)
# write out phony targets
writer.writeln(".PHONY: all clean help")
writer.writeln()
writer.writeln("ROOT_PATH=%s" % context.abs_root)
writer.writeln()
objects = MakefileArrayList(varname="OBJECTS")
objdir_rules = [
"@echo Creating $(OBJDIR)",
"$(SILENT) $(MKDIR) $(OBJDIR)"
]
vpaths = MakefileArrayList(varname="VPATH")
# organize sources into vobjects and objects.
self.organize_sources(main_params.sources, context, vpaths, objects)
vpaths.write(writer)
writer.writeln()
objects.write(writer)
writer.writeln()
writer.writeln("DEPENDS = $(OBJECTS:.o=.d)")
writer.writeln()
bindir = MakefileTarget(pattern="$(BINDIR)", rules=[
"@echo Creating $(BINDIR)",
"$(SILENT) $(MKDIR) $(BINDIR)"
])
objdir = MakefileTarget(pattern="$(OBJDIR)", rules=objdir_rules)
# prefix the commands with $(SILENT) -- the user probably doesn't want
# to see these being executed.
prebuild_commands = ["$(SILENT) %s" % x for x in product.prebuild_commands]
postbuild_commands = ["$(SILENT) %s" % x for x in product.postbuild_commands]
prebuild = MakefileTarget(name="prebuild", rules=prebuild_commands) if prebuild_commands else None
postbuild = MakefileTarget(name="postbuild", rules=postbuild_commands) if postbuild_commands else None
help = MakefileTarget(name="help", rules=[
"@echo Building project $(arch) - $(config)"
])
# get the appropriate linker
linker = self.__class__.language_to_linker[product.determine_language()]
# list of linkable products.
linked_products = [ProductType.Application, ProductType.Commandline, ProductType.DynamicLibrary]
if product.context.product.output in linked_products:
target0 = MakefileTarget(pattern="$(TARGET)", rules=[
"@echo Linking %s" % product_name,
"$(SILENT) $(%s) -o $(TARGET) $(OBJECTS) $(LDFLAGS)" % linker
],
dependencies=[
objects
])
elif product.context.product.output == ProductType.StaticLibrary:
# "r": replace or insert files into the archive
# "s": act as ranlib; i.e. generate an archive index
# "c": don't warn if the library had to be created
# "v": verbose
flags = ["r", "s", "c"]
verbose = False
if verbose:
flags.append("v")
target0 = MakefileTarget(pattern="$(TARGET)", rules=[
"@echo Creating Static Library for: %s..." % product_name,
"$(SILENT) $(AR) %s $(TARGET) $(OBJECTS)" % ("".join(flags))
],
dependencies=[objects])
else:
raise Exception("Unknown or unsupported ProductType: %s for product: %s" % (product.context.product.output, product.context.product.name))
c_file = MakefileTarget(pattern="%.c", rules=[])
compiling_rule = "@echo Compiling \"$<\" ..."
c_target = MakefileTarget(pattern="$(OBJDIR)/%.o", rules=[
compiling_rule,
"$(SILENT) $(CC) $(CPPFLAGS) -o \"$@\" -c \"$<\""
], dependencies=[
c_file
])
cc_file = MakefileTarget(pattern="%.cc", rules=[])
cc_target = MakefileTarget(pattern="$(OBJDIR)/%.o", rules=[
compiling_rule,
"$(SILENT) $(CXX) $(CXXFLAGS) -o \"$@\" -c \"$<\""
], dependencies=[
cc_file
])
cpp_file = MakefileTarget(pattern="%.cpp", rules=[])
cpp_target = MakefileTarget(pattern="$(OBJDIR)/%.o", rules=[
compiling_rule,
"$(SILENT) $(CXX) $(CXXFLAGS) -o \"$@\" -c \"$<\""
], dependencies=[
cpp_file
])
# Here we construct the all_deps dynamically
# because we want to omit the prebuild targets if they don't
# contribute anything.
all_deps = [bindir, objdir]
if prebuild:
all_deps.append(prebuild)
all_deps.append(target0)
if postbuild:
all_deps.append(postbuild)
all_target = MakefileTarget(name="all", rules=[
"@:",
"@echo Done.",
], dependencies=all_deps)
clean_target = MakefileTarget(name="clean", rules=[
"$(SILENT) $(RM) $(TARGET)",
"$(SILENT) $(RM) $(OBJECTS)",
"$(SILENT) $(RM) $(DEPENDS)"
])
new_targets = [all_target, help]
if prebuild:
new_targets.append(prebuild)
if postbuild:
new_targets.append(postbuild)
new_targets.extend([target0, objdir, bindir, c_target, cc_target, cpp_target, clean_target])
# add targets for each target in our pegasus script
for target in new_targets:
target.write(writer)
writer.writeln("-include $(DEPENDS)")
writer.close()
self.write_makefile(**kwargs)
return None