Doug Zongker | 9bd4962 | 2009-11-30 14:28:59 -0800 | [diff] [blame^] | 1 | #!/usr/bin/env python |
| 2 | # |
| 3 | # Copyright (C) 2009 The Android Open Source Project |
| 4 | # |
| 5 | # Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | # you may not use this file except in compliance with the License. |
| 7 | # You may obtain a copy of the License at |
| 8 | # |
| 9 | # http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | # |
| 11 | # Unless required by applicable law or agreed to in writing, software |
| 12 | # distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | # See the License for the specific language governing permissions and |
| 15 | # limitations under the License. |
| 16 | |
| 17 | """ |
| 18 | Usage: merge-event-log-tags.py [-o output_file] [input_files...] |
| 19 | |
| 20 | Merge together zero or more event-logs-tags files to produce a single |
| 21 | output file, stripped of comments. Checks that no tag numbers conflict |
| 22 | and fails if they do. |
| 23 | |
| 24 | -h to display this usage message and exit. |
| 25 | """ |
| 26 | |
| 27 | import cStringIO |
| 28 | import getopt |
| 29 | import sys |
| 30 | |
| 31 | import event_log_tags |
| 32 | |
| 33 | by_tagnum = {} |
| 34 | errors = [] |
| 35 | warnings = [] |
| 36 | |
| 37 | output_file = None |
| 38 | |
| 39 | try: |
| 40 | opts, args = getopt.getopt(sys.argv[1:], "ho:") |
| 41 | except getopt.GetoptError, err: |
| 42 | print str(err) |
| 43 | print __doc__ |
| 44 | sys.exit(2) |
| 45 | |
| 46 | for o, a in opts: |
| 47 | if o == "-h": |
| 48 | print __doc__ |
| 49 | sys.exit(2) |
| 50 | elif o == "-o": |
| 51 | output_file = a |
| 52 | else: |
| 53 | print >> sys.stderr, "unhandled option %s" % (o,) |
| 54 | sys.exit(1) |
| 55 | |
| 56 | for fn in args: |
| 57 | tagfile = event_log_tags.TagFile(fn) |
| 58 | |
| 59 | for t in tagfile.tags: |
| 60 | tagnum = t.tagnum |
| 61 | tagname = t.tagname |
| 62 | description = t.description |
| 63 | |
| 64 | if t.tagnum in by_tagnum: |
| 65 | orig = by_tagnum[t.tagnum] |
| 66 | |
| 67 | if (t.tagname == orig.tagname and |
| 68 | t.description == orig.description): |
| 69 | # if the name and description are identical, issue a warning |
| 70 | # instead of failing (to make it easier to move tags between |
| 71 | # projects without breaking the build). |
| 72 | tagfile.AddWarning("tag %d \"%s\" duplicated in %s:%d" % |
| 73 | (t.tagnum, t.tagname, orig.filename, orig.linenum), |
| 74 | linenum=t.linenum) |
| 75 | else: |
| 76 | tagfile.AddError("tag %d used by conflicting \"%s\" from %s:%d" % |
| 77 | (t.tagnum, orig.tagname, orig.filename, orig.linenum), |
| 78 | linenum=t.linenum) |
| 79 | continue |
| 80 | |
| 81 | by_tagnum[t.tagnum] = t |
| 82 | |
| 83 | errors.extend(tagfile.errors) |
| 84 | warnings.extend(tagfile.warnings) |
| 85 | |
| 86 | if errors: |
| 87 | for fn, ln, msg in errors: |
| 88 | print >> sys.stderr, "%s:%d: error: %s" % (fn, ln, msg) |
| 89 | sys.exit(1) |
| 90 | |
| 91 | if warnings: |
| 92 | for fn, ln, msg in warnings: |
| 93 | print >> sys.stderr, "%s:%d: warning: %s" % (fn, ln, msg) |
| 94 | |
| 95 | buffer = cStringIO.StringIO() |
| 96 | for n in sorted(by_tagnum): |
| 97 | t = by_tagnum[n] |
| 98 | if t.description: |
| 99 | buffer.write("%d %s %s\n" % (t.tagnum, t.tagname, t.description)) |
| 100 | else: |
| 101 | buffer.write("%d %s\n" % (t.tagnum, t.tagname)) |
| 102 | |
| 103 | event_log_tags.WriteOutput(output_file, buffer) |