from __future__ import unicode_literals
'''Generate header file for nanopb from a ProtoBuf FileDescriptorSet.'''
-nanopb_version = "nanopb-0.3.5-dev"
+nanopb_version = "nanopb-0.3.6-dev"
import sys
import re
result += ' %s;' % self.names
+ result += '\n#define _%s_MIN %s' % (self.names, self.values[0][0])
+ result += '\n#define _%s_MAX %s' % (self.names, self.values[-1][0])
+ result += '\n#define _%s_ARRAYSIZE ((%s)(%s+1))' % (self.names, self.names, self.values[-1][0])
+
if not self.options.long_names:
# Define the long names always so that enum value references
# from other files work properly.
noext = os.path.splitext(incfile)[0]
yield options.genformat % (noext + options.extension + '.h')
yield '\n'
-
+
yield '/* @@protoc_insertion_point(includes) */\n'
yield '#if PB_PROTO_HEADER_VERSION != 30\n'
yield '/* Maximum encoded size of messages (where known) */\n'
for msg in self.messages:
msize = msg.encoded_size(self.dependencies)
+ identifier = '%s_size' % msg.name
if msize is not None:
- identifier = '%s_size' % msg.name
yield '#define %-40s %s\n' % (identifier, msize)
+ else:
+ yield '/* %s depends on runtime parameters */\n' % identifier
yield '\n'
yield '/* Message IDs (where set with "msgid" option) */\n'
optparser.add_option("-I", "--options-path", dest="options_path", metavar="DIR",
action="append", default = [],
help="Search for .options files additionally in this path")
+optparser.add_option("-D", "--output-dir", dest="output_dir",
+ metavar="OUTPUTDIR", default=None,
+ help="Output directory of .pb.h and .pb.c files")
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]")
if options.quiet:
options.verbose = False
- Globals.verbose_options = options.verbose
+ if options.output_dir and not os.path.exists(options.output_dir):
+ optparser.print_help()
+ sys.stderr.write("\noutput_dir does not exist: %s\n" % options.output_dir)
+ sys.exit(1)
+
+ Globals.verbose_options = options.verbose
for filename in filenames:
results = process_file(filename, None, options)
+ base_dir = options.output_dir or ''
+ to_write = [
+ (os.path.join(base_dir, results['headername']), results['headerdata']),
+ (os.path.join(base_dir, results['sourcename']), results['sourcedata']),
+ ]
+
if not options.quiet:
- sys.stderr.write("Writing to " + results['headername'] + " and "
- + results['sourcename'] + "\n")
+ paths = " and ".join([x[0] for x in to_write])
+ sys.stderr.write("Writing to %s\n" % paths)
- open(results['headername'], 'w').write(results['headerdata'])
- open(results['sourcename'], 'w').write(results['sourcedata'])
+ for path, data in to_write:
+ with open(path, 'w') as f:
+ f.write(data)
def main_plugin():
'''Main function when invoked as a protoc plugin.'''
main_plugin()
else:
main_cli()
-