Backed out 4 changesets (bug 1858627) for causing clipboard/paste failures. CLOSED...
[gecko.git] / build / variables.py
blob357e05c37bf56ad4859314956edb75b253732766
1 # This Source Code Form is subject to the terms of the Mozilla Public
2 # License, v. 2.0. If a copy of the MPL was not distributed with this
3 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
5 import os
6 import subprocess
7 import sys
8 from datetime import datetime
10 SOURCESTAMP_FILENAME = "sourcestamp.txt"
13 def buildid_header(output):
14 buildid = os.environ.get("MOZ_BUILD_DATE")
15 if buildid and len(buildid) != 14:
16 print("Ignoring invalid MOZ_BUILD_DATE: %s" % buildid, file=sys.stderr)
17 buildid = None
18 if not buildid:
19 buildid = datetime.now().strftime("%Y%m%d%H%M%S")
20 output.write("#define MOZ_BUILDID %s\n" % buildid)
23 def get_program_output(*command):
24 try:
25 with open(os.devnull) as stderr:
26 return subprocess.check_output(
27 command, stderr=stderr, universal_newlines=True
29 except Exception:
30 return ""
33 def get_hg_info(workdir):
34 repo = get_program_output("hg", "-R", workdir, "path", "default")
35 if repo:
36 repo = repo.strip()
37 if repo.startswith("ssh://"):
38 repo = "https://" + repo[6:]
39 repo = repo.rstrip("/")
41 changeset = get_hg_changeset(workdir)
43 return repo, changeset
46 def get_hg_changeset(path):
47 return get_program_output("hg", "-R", path, "parent", "--template={node}")
50 def get_info_from_sourcestamp(sourcestamp_path):
51 """Read the repository and changelog information from the sourcestamp
52 file. This assumes that the file exists and returns the results as a list
53 (either strings or None in case of error).
54 """
56 # Load the content of the file.
57 lines = None
58 with open(sourcestamp_path) as f:
59 lines = f.read().splitlines()
61 # Parse the repo and the changeset. The sourcestamp file is supposed to
62 # contain two lines: the first is the build id and the second is the source
63 # URL.
64 if len(lines) != 2 or not lines[1].startswith("http"):
65 # Just return if the file doesn't contain what we expect.
66 return None, None
68 # Return the repo and the changeset.
69 return lines[1].split("/rev/")
72 def source_repo_header(output):
73 # We allow the source repo and changeset to be specified via the
74 # environment (see configure)
75 import buildconfig
77 repo = buildconfig.substs.get("MOZ_SOURCE_REPO")
78 changeset = buildconfig.substs.get("MOZ_SOURCE_CHANGESET")
79 source = ""
81 if not repo:
82 sourcestamp_path = os.path.join(buildconfig.topsrcdir, SOURCESTAMP_FILENAME)
83 if os.path.exists(os.path.join(buildconfig.topsrcdir, ".hg")):
84 repo, changeset = get_hg_info(buildconfig.topsrcdir)
85 elif os.path.exists(sourcestamp_path):
86 repo, changeset = get_info_from_sourcestamp(sourcestamp_path)
87 elif not changeset:
88 changeset = get_hg_changeset(buildconfig.topsrcdir)
89 if not changeset:
90 raise Exception(
91 "could not resolve changeset; " "try setting MOZ_SOURCE_CHANGESET"
94 if changeset:
95 output.write("#define MOZ_SOURCE_STAMP %s\n" % changeset)
97 if repo and buildconfig.substs.get("MOZ_INCLUDE_SOURCE_INFO"):
98 source = "%s/rev/%s" % (repo, changeset)
99 output.write("#define MOZ_SOURCE_REPO %s\n" % repo)
100 output.write("#define MOZ_SOURCE_URL %s\n" % source)
103 def main(args):
104 if len(args):
105 func = globals().get(args[0])
106 if func:
107 return func(sys.stdout, *args[1:])
110 if __name__ == "__main__":
111 sys.exit(main(sys.argv[1:]))