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-rwxr-xr-xsrc/tools/vppapigen/vppapigen.py58
1 files changed, 30 insertions, 28 deletions
diff --git a/src/tools/vppapigen/vppapigen.py b/src/tools/vppapigen/vppapigen.py
index 52ffb6a18f1..80097a10a62 100755
--- a/src/tools/vppapigen/vppapigen.py
+++ b/src/tools/vppapigen/vppapigen.py
@@ -1,6 +1,5 @@
#!/usr/bin/python3
-from __future__ import print_function
import ply.lex as lex
import ply.yacc as yacc
import sys
@@ -10,6 +9,8 @@ import logging
import binascii
import os
+log = logging.getLogger('vppapigen')
+
# Ensure we don't leave temporary files around
sys.dont_write_bytecode = True
@@ -250,12 +251,9 @@ class Import():
f = os.path.join(dir, filename)
if os.path.exists(f):
break
- if sys.version[0] == '2':
- with open(f) as fd:
- self.result = parser.parse_file(fd, None)
- else:
- with open(f, encoding='utf-8') as fd:
- self.result = parser.parse_file(fd, None)
+
+ with open(f, encoding='utf-8') as fd:
+ self.result = parser.parse_file(fd, None)
def __repr__(self):
return self.filename
@@ -770,6 +768,7 @@ def dirlist_add(dirs):
def dirlist_get():
return dirlist
+
def foldup_blocks(block, crc):
for b in block:
# Look up CRC in user defined types
@@ -783,32 +782,32 @@ def foldup_blocks(block, crc):
pass
return crc
+
def foldup_crcs(s):
for f in s:
f.crc = foldup_blocks(f.block,
binascii.crc32(f.crc))
+
#
# Main
#
def main():
+ if sys.version_info < (3, 5,):
+ log.exception('vppapigen requires a supported version of python. '
+ 'Please use version 3.5 or greater. '
+ 'Using {}'.format(sys.version))
+ return 1
+
cliparser = argparse.ArgumentParser(description='VPP API generator')
cliparser.add_argument('--pluginpath', default=""),
cliparser.add_argument('--includedir', action='append'),
- if sys.version[0] == '2':
- cliparser.add_argument('--input', type=argparse.FileType('r'),
- default=sys.stdin)
- cliparser.add_argument('--output', nargs='?',
- type=argparse.FileType('w'),
- default=sys.stdout)
-
- else:
- cliparser.add_argument('--input',
- type=argparse.FileType('r', encoding='UTF-8'),
- default=sys.stdin)
- cliparser.add_argument('--output', nargs='?',
- type=argparse.FileType('w', encoding='UTF-8'),
- default=sys.stdout)
+ cliparser.add_argument('--input',
+ type=argparse.FileType('r', encoding='UTF-8'),
+ default=sys.stdin)
+ cliparser.add_argument('--output', nargs='?',
+ type=argparse.FileType('w', encoding='UTF-8'),
+ default=sys.stdout)
cliparser.add_argument('output_module', nargs='?', default='C')
cliparser.add_argument('--debug', action='store_true')
@@ -831,7 +830,6 @@ def main():
logging.basicConfig(stream=sys.stdout, level=logging.WARNING)
else:
logging.basicConfig()
- log = logging.getLogger('vppapigen')
parser = VPPAPI(debug=args.debug, filename=filename, logger=log)
parsed_objects = parser.parse_file(args.input, log)
@@ -878,7 +876,8 @@ def main():
else:
pluginpath = args.pluginpath + '/'
if pluginpath == '':
- raise Exception('Output plugin not found')
+ log.exception('Output plugin not found')
+ return 1
module_path = '{}vppapigen_{}.py'.format(pluginpath,
args.output_module.lower())
@@ -886,16 +885,19 @@ def main():
plugin = SourceFileLoader(args.output_module,
module_path).load_module()
except Exception as err:
- raise Exception('Error importing output plugin: {}, {}'
- .format(module_path, err))
+ log.exception('Error importing output plugin: {}, {}'
+ .format(module_path, err))
+ return 1
result = plugin.run(filename, s)
if result:
print(result, file=args.output)
else:
- raise Exception('Running plugin failed: {} {}'
- .format(filename, result))
+ log.exception('Running plugin failed: {} {}'
+ .format(filename, result))
+ return 1
+ return 0
if __name__ == '__main__':
- main()
+ sys.exit(main())