X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=generator%2Fnanopb_generator.py;h=5ef4ab7a7fbaafb0710b8f44bf10ceaa285e1a67;hb=1396dce2aeeaea9f15ca5f495718bc85aeda8bd8;hp=9e6f2e2bf7793f18d9e6bee5ffbe591411e9709b;hpb=fc6f56b2bd3b8a04884c55017144a85f3e69af1f;p=apps%2Fagl-service-can-low-level.git diff --git a/generator/nanopb_generator.py b/generator/nanopb_generator.py index 9e6f2e2b..5ef4ab7a 100644 --- a/generator/nanopb_generator.py +++ b/generator/nanopb_generator.py @@ -1,8 +1,9 @@ '''Generate header file for nanopb from a ProtoBuf FileDescriptorSet.''' -nanopb_version = "nanopb-0.1.8-dev" +nanopb_version = "nanopb-0.2.1-dev" try: import google.protobuf.descriptor_pb2 as descriptor + import google.protobuf.text_format as text_format except: print print "*************************************************************" @@ -35,28 +36,26 @@ except: import time import os.path -# Values are tuple (c type, pb ltype) +# Values are tuple (c type, pb type) FieldD = descriptor.FieldDescriptorProto datatypes = { - FieldD.TYPE_BOOL: ('bool', 'PB_LTYPE_VARINT'), - FieldD.TYPE_DOUBLE: ('double', 'PB_LTYPE_FIXED64'), - FieldD.TYPE_FIXED32: ('uint32_t', 'PB_LTYPE_FIXED32'), - FieldD.TYPE_FIXED64: ('uint64_t', 'PB_LTYPE_FIXED64'), - FieldD.TYPE_FLOAT: ('float', 'PB_LTYPE_FIXED32'), - FieldD.TYPE_INT32: ('int32_t', 'PB_LTYPE_VARINT'), - FieldD.TYPE_INT64: ('int64_t', 'PB_LTYPE_VARINT'), - FieldD.TYPE_SFIXED32: ('int32_t', 'PB_LTYPE_FIXED32'), - FieldD.TYPE_SFIXED64: ('int64_t', 'PB_LTYPE_FIXED64'), - FieldD.TYPE_SINT32: ('int32_t', 'PB_LTYPE_SVARINT'), - FieldD.TYPE_SINT64: ('int64_t', 'PB_LTYPE_SVARINT'), - FieldD.TYPE_UINT32: ('uint32_t', 'PB_LTYPE_VARINT'), - FieldD.TYPE_UINT64: ('uint64_t', 'PB_LTYPE_VARINT') + FieldD.TYPE_BOOL: ('bool', 'BOOL'), + FieldD.TYPE_DOUBLE: ('double', 'DOUBLE'), + FieldD.TYPE_FIXED32: ('uint32_t', 'FIXED32'), + FieldD.TYPE_FIXED64: ('uint64_t', 'FIXED64'), + FieldD.TYPE_FLOAT: ('float', 'FLOAT'), + FieldD.TYPE_INT32: ('int32_t', 'INT32'), + FieldD.TYPE_INT64: ('int64_t', 'INT64'), + FieldD.TYPE_SFIXED32: ('int32_t', 'SFIXED32'), + FieldD.TYPE_SFIXED64: ('int64_t', 'SFIXED64'), + FieldD.TYPE_SINT32: ('int32_t', 'SINT32'), + FieldD.TYPE_SINT64: ('int64_t', 'SINT64'), + FieldD.TYPE_UINT32: ('uint32_t', 'UINT32'), + FieldD.TYPE_UINT64: ('uint64_t', 'UINT64') } class Names: - '''Keeps a set of nested names and formats them to C identifier. - You can subclass this with your own implementation. - ''' + '''Keeps a set of nested names and formats them to C identifier.''' def __init__(self, parts = ()): if isinstance(parts, Names): parts = parts.parts @@ -73,6 +72,9 @@ class Names: else: raise ValueError("Name parts should be of type str") + def __eq__(self, other): + return isinstance(other, Names) and self.parts == other.parts + def names_from_type_name(type_name): '''Parse Names() from FieldDescriptorProto type_name''' if type_name[0] != '.': @@ -83,12 +85,15 @@ class Enum: def __init__(self, names, desc, enum_options): '''desc is EnumDescriptorProto''' + self.options = enum_options + self.names = names + desc.name + if enum_options.long_names: - self.names = names + desc.name + self.values = [(self.names + x.name, x.number) for x in desc.value] else: - self.names = names + self.values = [(names + x.name, x.number) for x in desc.value] - self.values = [(self.names + x.name, x.number) for x in desc.value] + self.value_longnames = [self.names + x.name for x in desc.value] def __str__(self): result = 'typedef enum _%s {\n' % self.names @@ -117,49 +122,44 @@ class Field: if desc.HasField('default_value'): self.default = desc.default_value - # Decide HTYPE - # HTYPE is the high-order nibble of nanopb field description, - # defining whether value is required/optional/repeated. + # Check field rules, i.e. required/optional/repeated. can_be_static = True if desc.label == FieldD.LABEL_REQUIRED: - self.htype = 'PB_HTYPE_REQUIRED' + self.rules = 'REQUIRED' elif desc.label == FieldD.LABEL_OPTIONAL: - self.htype = 'PB_HTYPE_OPTIONAL' + self.rules = 'OPTIONAL' elif desc.label == FieldD.LABEL_REPEATED: + self.rules = 'REPEATED' if self.max_count is None: can_be_static = False else: - self.htype = 'PB_HTYPE_ARRAY' self.array_decl = '[%d]' % self.max_count else: raise NotImplementedError(desc.label) - # Decide LTYPE and CTYPE - # LTYPE is the low-order nibble of nanopb field description, - # defining how to decode an individual value. - # CTYPE is the name of the c type to use in the struct. + # Decide the C data type to use in the struct. if datatypes.has_key(desc.type): - self.ctype, self.ltype = datatypes[desc.type] + self.ctype, self.pbtype = datatypes[desc.type] elif desc.type == FieldD.TYPE_ENUM: - self.ltype = 'PB_LTYPE_VARINT' + self.pbtype = 'ENUM' self.ctype = names_from_type_name(desc.type_name) if self.default is not None: self.default = self.ctype + self.default elif desc.type == FieldD.TYPE_STRING: - self.ltype = 'PB_LTYPE_STRING' + self.pbtype = 'STRING' if self.max_size is None: can_be_static = False else: self.ctype = 'char' self.array_decl += '[%d]' % self.max_size elif desc.type == FieldD.TYPE_BYTES: - self.ltype = 'PB_LTYPE_BYTES' + self.pbtype = 'BYTES' if self.max_size is None: can_be_static = False else: self.ctype = self.struct_name + self.name + 't' elif desc.type == FieldD.TYPE_MESSAGE: - self.ltype = 'PB_LTYPE_SUBMESSAGE' + self.pbtype = 'MESSAGE' self.ctype = self.submsgname = names_from_type_name(desc.type_name) else: raise NotImplementedError(desc.type) @@ -173,18 +173,22 @@ class Field: if field_options.type == nanopb_pb2.FT_STATIC and not can_be_static: raise Exception("Field %s is defined as static, but max_size or max_count is not given." % self.name) - if field_options.type == nanopb_pb2.FT_CALLBACK: - self.htype = 'PB_HTYPE_CALLBACK' + if field_options.type == nanopb_pb2.FT_STATIC: + self.allocation = 'STATIC' + elif field_options.type == nanopb_pb2.FT_CALLBACK: + self.allocation = 'CALLBACK' self.ctype = 'pb_callback_t' self.array_decl = '' + else: + raise NotImplementedError(field_options.type) def __cmp__(self, other): return cmp(self.tag, other.tag) def __str__(self): - if self.htype == 'PB_HTYPE_OPTIONAL': + if self.rules == 'OPTIONAL': result = ' bool has_' + self.name + ';\n' - elif self.htype == 'PB_HTYPE_ARRAY': + elif self.rules == 'REPEATED' and self.allocation == 'STATIC': result = ' size_t ' + self.name + '_count;\n' else: result = '' @@ -193,7 +197,7 @@ class Field: def types(self): '''Return definitions for any special types this field might need.''' - if self.ltype == 'PB_LTYPE_BYTES' and self.max_size is not None: + if self.pbtype == 'BYTES' and self.allocation == 'STATIC': result = 'typedef struct {\n' result += ' size_t size;\n' result += ' uint8_t bytes[%d];\n' % self.max_size @@ -206,30 +210,25 @@ class Field: '''Return definition for this field's default value.''' if self.default is None: return None + + ctype, default = self.ctype, self.default + array_decl = '' - if self.ltype == 'PB_LTYPE_STRING': - ctype = 'char' - if self.max_size is None: + if self.pbtype == 'STRING': + if self.allocation != 'STATIC': return None # Not implemented - else: - array_decl = '[%d]' % (self.max_size + 1) + + array_decl = '[%d]' % self.max_size default = str(self.default).encode('string_escape') default = default.replace('"', '\\"') default = '"' + default + '"' - elif self.ltype == 'PB_LTYPE_BYTES': + elif self.pbtype == 'BYTES': + if self.allocation != 'STATIC': + return None # Not implemented + data = self.default.decode('string_escape') data = ['0x%02x' % ord(c) for c in data] - - if self.max_size is None: - return None # Not implemented - else: - ctype = self.ctype - default = '{%d, {%s}}' % (len(data), ','.join(data)) - array_decl = '' - else: - ctype, default = self.ctype, self.default - array_decl = '' if declaration_only: return 'extern const %s %s_default%s;' % (ctype, self.struct_name + self.name, array_decl) @@ -240,47 +239,30 @@ class Field: '''Return the pb_field_t initializer to use in the constant array. prev_field_name is the name of the previous field or None. ''' - result = ' {%d, ' % self.tag - result += '(pb_type_t) ((int) ' + self.htype - if self.ltype is not None: - result += ' | (int) ' + self.ltype - result += '),\n' - - if prev_field_name is None: - result += ' offsetof(%s, %s),' % (self.struct_name, self.name) - else: - result += ' pb_delta_end(%s, %s, %s),' % (self.struct_name, self.name, prev_field_name) - - if self.htype == 'PB_HTYPE_OPTIONAL': - result += '\n pb_delta(%s, has_%s, %s),' % (self.struct_name, self.name, self.name) - elif self.htype == 'PB_HTYPE_ARRAY': - result += '\n pb_delta(%s, %s_count, %s),' % (self.struct_name, self.name, self.name) - else: - result += ' 0,' - - - if self.htype == 'PB_HTYPE_ARRAY': - result += '\n pb_membersize(%s, %s[0]),' % (self.struct_name, self.name) - result += ('\n pb_membersize(%s, %s) / pb_membersize(%s, %s[0]),' - % (self.struct_name, self.name, self.struct_name, self.name)) - else: - result += '\n pb_membersize(%s, %s),' % (self.struct_name, self.name) - result += ' 0,' + result = ' PB_FIELD(%3d, ' % self.tag + result += '%-8s, ' % self.pbtype + result += '%s, ' % self.rules + result += '%s, ' % self.allocation + result += '%s, ' % self.struct_name + result += '%s, ' % self.name + result += '%s, ' % (prev_field_name or self.name) - if self.ltype == 'PB_LTYPE_SUBMESSAGE': - result += '\n &%s_fields}' % self.submsgname - elif self.default is None or self.htype == 'PB_HTYPE_CALLBACK': - result += ' 0}' + if self.pbtype == 'MESSAGE': + result += '&%s_fields)' % self.submsgname + elif self.default is None: + result += '0)' + elif self.pbtype in ['BYTES', 'STRING'] and self.allocation != 'STATIC': + result += '0)' # Arbitrary size default values not implemented else: - result += '\n &%s_default}' % (self.struct_name + self.name) + result += '&%s_default)' % (self.struct_name + self.name) return result def largest_field_value(self): '''Determine if this field needs 16bit or 32bit pb_field_t structure to compile properly. Returns numeric value or a C-expression for assert.''' - if self.ltype == 'PB_LTYPE_SUBMESSAGE': - if self.htype == 'PB_HTYPE_ARRAY': + if self.pbtype == 'MESSAGE': + if self.rules == 'REPEATED' and self.allocation == 'STATIC': return 'pb_membersize(%s, %s[0])' % (self.struct_name, self.name) else: return 'pb_membersize(%s, %s)' % (self.struct_name, self.name) @@ -300,7 +282,14 @@ class Field: class Message: def __init__(self, names, desc, message_options): self.name = names - self.fields = [Field(self.name, f, get_nanopb_suboptions(f, message_options)) for f in desc.field] + self.fields = [] + + for f in desc.field: + field_options = get_nanopb_suboptions(f, message_options, self.name + f.name) + if field_options.type != nanopb_pb2.FT_IGNORE: + self.fields.append(Field(self.name, f, field_options)) + + self.packed = message_options.packed_struct self.ordered_fields = self.fields[:] self.ordered_fields.sort() @@ -310,8 +299,24 @@ class Message: def __str__(self): result = 'typedef struct _%s {\n' % self.name + + if not self.ordered_fields: + # Empty structs are not allowed in C standard. + # Therefore add a dummy field if an empty message occurs. + result += ' uint8_t dummy_field;' + result += '\n'.join([str(f) for f in self.ordered_fields]) - result += '\n} %s;' % self.name + result += '\n}' + + if self.packed: + result += ' pb_packed' + + result += ' %s;' % self.name + + if self.packed: + result = 'PB_PACKED_STRUCT_START\n' + result + result += '\nPB_PACKED_STRUCT_END' + return result def types(self): @@ -340,7 +345,7 @@ class Message: prev = None for field in self.ordered_fields: result += field.pb_field_t(prev) - result += ',\n\n' + result += ',\n' prev = field.name result += ' PB_LAST_FIELD\n};' @@ -382,14 +387,24 @@ def parse_file(fdesc, file_options): base_name = Names() for enum in fdesc.enum_type: - enum_options = get_nanopb_suboptions(enum, file_options) + enum_options = get_nanopb_suboptions(enum, file_options, base_name + enum.name) enums.append(Enum(base_name, enum, enum_options)) for names, message in iterate_messages(fdesc, base_name): - message_options = get_nanopb_suboptions(message, file_options) + message_options = get_nanopb_suboptions(message, file_options, names) messages.append(Message(names, message, message_options)) for enum in message.enum_type: - enums.append(Enum(names, enum, message_options)) + enum_options = get_nanopb_suboptions(enum, message_options, names + enum.name) + enums.append(Enum(names, enum, enum_options)) + + # Fix field default values where enum short names are used. + for enum in enums: + if not enum.options.long_names: + for message in messages: + for field in message.fields: + if field.default in enum.value_longnames: + idx = enum.value_longnames.index(field.default) + field.default = enum.values[idx][0] return enums, messages @@ -424,7 +439,17 @@ def sort_dependencies(messages): if msgname in message_by_name: yield message_by_name[msgname] -def generate_header(dependencies, headername, enums, messages): +def make_identifier(headername): + '''Make #ifndef identifier that contains uppercase A-Z and digits 0-9''' + result = "" + for c in headername.upper(): + if c.isalnum(): + result += c + else: + result += '_' + return result + +def generate_header(dependencies, headername, enums, messages, options): '''Generate content for a header file. Generates strings, which should be concatenated and stored to file. ''' @@ -432,15 +457,21 @@ def generate_header(dependencies, headername, enums, messages): yield '/* Automatically generated nanopb header */\n' yield '/* Generated by %s at %s. */\n\n' % (nanopb_version, time.asctime()) - symbol = headername.replace('.', '_').upper() + symbol = make_identifier(headername) yield '#ifndef _PB_%s_\n' % symbol yield '#define _PB_%s_\n' % symbol - yield '#include \n\n' + try: + yield options.libformat % ('pb.h') + except TypeError: + # no %s specified - use whatever was passed in as options.libformat + yield options.libformat + yield '\n' for dependency in dependencies: noext = os.path.splitext(dependency)[0] - yield '#include "%s.pb.h"\n' % noext - + yield options.genformat % (noext + '.' + options.extension + '.h') + yield '\n' + yield '#ifdef __cplusplus\n' yield 'extern "C" {\n' yield '#endif\n\n' @@ -463,8 +494,31 @@ def generate_header(dependencies, headername, enums, messages): for msg in messages: yield msg.fields_declaration() + '\n' + yield '\n#ifdef __cplusplus\n' + yield '} /* extern "C" */\n' + yield '#endif\n' + + # End of header + yield '\n#endif\n' + +def generate_source(headername, enums, messages): + '''Generate content for a source file.''' + + yield '/* Automatically generated nanopb constant definitions */\n' + yield '/* Generated by %s at %s. */\n\n' % (nanopb_version, time.asctime()) + yield options.genformat % (headername) + yield '\n' + + for msg in messages: + yield msg.default_decl(False) + + yield '\n\n' + + for msg in messages: + yield msg.fields_definition() + '\n\n' + if messages: - count_required_fields = lambda m: len([f for f in msg.fields if f.htype == 'PB_HTYPE_REQUIRED']) + count_required_fields = lambda m: len([f for f in msg.fields if f.rules == 'REQUIRED']) largest_msg = max(messages, key = count_required_fields) largest_count = count_required_fields(largest_msg) if largest_count > 64: @@ -474,10 +528,13 @@ def generate_header(dependencies, headername, enums, messages): yield ' setting PB_MAX_REQUIRED_FIELDS to %d or more.\n' % largest_count yield '#endif\n' + # Add checks for numeric limits worst = 0 worst_field = '' checks = [] + checks_msgnames = [] for msg in messages: + checks_msgnames.append(msg.name) for field in msg.fields: status = field.largest_field_value() if isinstance(status, (str, unicode)): @@ -495,7 +552,8 @@ def generate_header(dependencies, headername, enums, messages): yield '#error Field descriptor for %s is too large. Define PB_FIELD_16BIT to fix this.\n' % worst_field else: assertion = ' && '.join(str(c) + ' < 256' for c in checks) - yield 'STATIC_ASSERT((%s), YOU_MUST_DEFINE_PB_FIELD_16BIT)\n' % assertion + msgs = '_'.join(str(n) for n in checks_msgnames) + yield 'STATIC_ASSERT((%s), YOU_MUST_DEFINE_PB_FIELD_16BIT_FOR_MESSAGES_%s)\n'%(assertion,msgs) yield '#endif\n\n' if worst > 65535 or checks: @@ -504,60 +562,67 @@ def generate_header(dependencies, headername, enums, messages): yield '#error Field descriptor for %s is too large. Define PB_FIELD_32BIT to fix this.\n' % worst_field else: assertion = ' && '.join(str(c) + ' < 65536' for c in checks) - yield 'STATIC_ASSERT((%s), YOU_MUST_DEFINE_PB_FIELD_32BIT)\n' % assertion + msgs = '_'.join(str(n) for n in checks_msgnames) + yield 'STATIC_ASSERT((%s), YOU_MUST_DEFINE_PB_FIELD_32BIT_FOR_MESSAGES_%s)\n'%(assertion,msgs) yield '#endif\n' - yield '\n#ifdef __cplusplus\n' - yield '} /* extern "C" */\n' - yield '#endif\n' - - # End of header - yield '\n#endif\n' - -def generate_source(headername, enums, messages): - '''Generate content for a source file.''' - - yield '/* Automatically generated nanopb constant definitions */\n' - yield '/* Generated by %s at %s. */\n\n' % (nanopb_version, time.asctime()) - yield '#include "%s"\n\n' % headername - + # Add check for sizeof(double) + has_double = False for msg in messages: - yield msg.default_decl(False) + for field in msg.fields: + if field.ctype == 'double': + has_double = True - yield '\n\n' + if has_double: + yield '\n' + yield '/* On some platforms (such as AVR), double is really float.\n' + yield ' * These are not directly supported by nanopb, but see example_avr_double.\n' + yield ' * To get rid of this error, remove any double fields from your .proto.\n' + yield ' */\n' + yield 'STATIC_ASSERT(sizeof(double) == 8, DOUBLE_MUST_BE_8_BYTES)\n' - for msg in messages: - yield msg.fields_definition() + '\n\n' - - + yield '\n' # --------------------------------------------------------------------------- -# Command line interface +# Options parsing for the .proto files # --------------------------------------------------------------------------- -import sys -import os.path -from optparse import OptionParser -import google.protobuf.text_format as text_format +from fnmatch import fnmatch -optparser = OptionParser( - usage = "Usage: nanopb_generator.py [options] file.pb ...", - epilog = "Compile file.pb from file.proto by: 'protoc -ofile.pb file.proto'. " + - "Output will be written to file.pb.h and file.pb.c.") -optparser.add_option("-x", dest="exclude", metavar="FILE", action="append", default=[], - help="Exclude file from generated #include list.") -optparser.add_option("-q", "--quiet", dest="quiet", action="store_true", default=False, - help="Don't print anything except errors.") -optparser.add_option("-v", "--verbose", dest="verbose", action="store_true", default=False, - help="Print more information.") -optparser.add_option("-s", dest="settings", metavar="OPTION:VALUE", action="append", default=[], - help="Set generator option (max_size, max_count etc.).") +def read_options_file(infile): + '''Parse a separate options file to list: + [(namemask, options), ...] + ''' + results = [] + for line in infile: + line = line.strip() + if not line or line.startswith('//') or line.startswith('#'): + continue + + parts = line.split(None, 1) + opts = nanopb_pb2.NanoPBOptions() + text_format.Merge(parts[1], opts) + results.append((parts[0], opts)) + + return results + +class Globals: + '''Ugly global variables, should find a good way to pass these.''' + verbose_options = False + separate_options = [] -def get_nanopb_suboptions(subdesc, options): +def get_nanopb_suboptions(subdesc, options, name): '''Get copy of options, and merge information from subdesc.''' new_options = nanopb_pb2.NanoPBOptions() new_options.CopyFrom(options) + # Handle options defined in a separate file + dotname = '.'.join(name.parts) + for namemask, options in Globals.separate_options: + if fnmatch(dotname, namemask): + new_options.MergeFrom(options) + + # Handle options defined in .proto if isinstance(subdesc.options, descriptor.FieldOptions): ext_type = nanopb_pb2.nanopb elif isinstance(subdesc.options, descriptor.FileOptions): @@ -573,8 +638,44 @@ def get_nanopb_suboptions(subdesc, options): ext = subdesc.options.Extensions[ext_type] new_options.MergeFrom(ext) + if Globals.verbose_options: + print "Options for " + dotname + ":" + print text_format.MessageToString(new_options) + return new_options + +# --------------------------------------------------------------------------- +# Command line interface +# --------------------------------------------------------------------------- + +import sys +import os.path +from optparse import OptionParser + +optparser = OptionParser( + usage = "Usage: nanopb_generator.py [options] file.pb ...", + epilog = "Compile file.pb from file.proto by: 'protoc -ofile.pb file.proto'. " + + "Output will be written to file.pb.h and file.pb.c.") +optparser.add_option("-x", dest="exclude", metavar="FILE", action="append", default=[], + help="Exclude file from generated #include list.") +optparser.add_option("-e", "--extension", dest="extension", metavar="EXTENSION", default="pb", + help="Set extension to use instead of 'pb' for generated files. [default: %default]") +optparser.add_option("-f", "--options-file", dest="options_file", metavar="FILE", default="%s.options", + help="Set name of a separate generator options file.") +optparser.add_option("-Q", "--generated-include-format", dest="genformat", + metavar="FORMAT", default='#include "%s"\n', + help="Set format string to use for including other .pb.h files. [default: %default]") +optparser.add_option("-L", "--library-include-format", dest="libformat", + metavar="FORMAT", default='#include <%s>\n', + help="Set format string to use for including the nanopb pb.h header. [default: %default]") +optparser.add_option("-q", "--quiet", dest="quiet", action="store_true", default=False, + help="Don't print anything except errors.") +optparser.add_option("-v", "--verbose", dest="verbose", action="store_true", default=False, + help="Print more information.") +optparser.add_option("-s", dest="settings", metavar="OPTION:VALUE", action="append", default=[], + help="Set generator option (max_size, max_count etc.).") + def process(filenames, options): '''Process the files given on the command line.''' @@ -584,6 +685,8 @@ def process(filenames, options): if options.quiet: options.verbose = False + + Globals.verbose_options = options.verbose toplevel_options = nanopb_pb2.NanoPBOptions() for s in options.settings: @@ -593,17 +696,28 @@ def process(filenames, options): data = open(filename, 'rb').read() fdesc = descriptor.FileDescriptorSet.FromString(data) - file_options = get_nanopb_suboptions(fdesc.file[0], toplevel_options) + # Check if any separate options are specified + try: + optfilename = options.options_file % os.path.splitext(filename)[0] + except TypeError: + # No %s specified, use the filename as-is + optfilename = options.options_file if options.verbose: - print "Options for " + filename + ":" - print text_format.MessageToString(file_options) + print 'Reading options from ' + optfilename + + if os.path.isfile(optfilename): + Globals.separate_options = read_options_file(open(optfilename, "rU")) + else: + Globals.separate_options = [] + # Parse the file + file_options = get_nanopb_suboptions(fdesc.file[0], toplevel_options, Names([filename])) enums, messages = parse_file(fdesc.file[0], file_options) noext = os.path.splitext(filename)[0] - headername = noext + '.pb.h' - sourcename = noext + '.pb.c' + headername = noext + '.' + options.extension + '.h' + sourcename = noext + '.' + options.extension + '.c' headerbasename = os.path.basename(headername) if not options.quiet: @@ -615,7 +729,7 @@ def process(filenames, options): dependencies = [d for d in fdesc.file[0].dependency if d not in excludes] header = open(headername, 'w') - for part in generate_header(dependencies, headerbasename, enums, messages): + for part in generate_header(dependencies, headerbasename, enums, messages, options): header.write(part) source = open(sourcename, 'w')