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@@ -1,88 +1,90 b'' | |||||
1 | #!/usr/bin/env python |
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1 | #!/usr/bin/env python | |
2 | """Test the running system for features availability. Exit with zero |
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2 | """Test the running system for features availability. Exit with zero | |
3 | if all features are there, non-zero otherwise. If a feature name is |
|
3 | if all features are there, non-zero otherwise. If a feature name is | |
4 | prefixed with "no-", the absence of feature is tested. |
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4 | prefixed with "no-", the absence of feature is tested. | |
5 | """ |
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5 | """ | |
6 | import optparse |
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6 | import optparse | |
7 | import os |
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7 | import os | |
8 | import sys |
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8 | import sys | |
9 | import tempfile |
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9 | import tempfile | |
10 |
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10 | |||
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11 | tempprefix = 'hg-hghave-' | |||
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12 | ||||
11 | def has_symlink(): |
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13 | def has_symlink(): | |
12 | return hasattr(os, "symlink") |
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14 | return hasattr(os, "symlink") | |
13 |
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15 | |||
14 | def has_fifo(): |
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16 | def has_fifo(): | |
15 | return hasattr(os, "mkfifo") |
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17 | return hasattr(os, "mkfifo") | |
16 |
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18 | |||
17 | def has_executablebit(): |
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19 | def has_executablebit(): | |
18 | fd, path = tempfile.mkstemp() |
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20 | fd, path = tempfile.mkstemp(prefix=tempprefix) | |
19 | os.close(fd) |
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21 | os.close(fd) | |
20 | try: |
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22 | try: | |
21 | s = os.lstat(path).st_mode |
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23 | s = os.lstat(path).st_mode | |
22 | os.chmod(path, s | 0100) |
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24 | os.chmod(path, s | 0100) | |
23 | return (os.lstat(path).st_mode & 0100 != 0) |
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25 | return (os.lstat(path).st_mode & 0100 != 0) | |
24 | finally: |
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26 | finally: | |
25 | os.remove(path) |
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27 | os.remove(path) | |
26 |
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28 | |||
27 | def has_eol_in_paths(): |
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29 | def has_eol_in_paths(): | |
28 | try: |
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30 | try: | |
29 | fd, path = tempfile.mkstemp(suffix='\n\r') |
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31 | fd, path = tempfile.mkstemp(prefix=tempprefix, suffix='\n\r') | |
30 | os.close(fd) |
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32 | os.close(fd) | |
31 | os.remove(path) |
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33 | os.remove(path) | |
32 | return True |
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34 | return True | |
33 | except: |
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35 | except: | |
34 | return False |
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36 | return False | |
35 |
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37 | |||
36 | checks = { |
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38 | checks = { | |
37 | "symlink": (has_symlink, "symbolic links"), |
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39 | "symlink": (has_symlink, "symbolic links"), | |
38 | "fifo": (has_fifo, "named pipes"), |
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40 | "fifo": (has_fifo, "named pipes"), | |
39 | "execbit": (has_executablebit, "executable bit"), |
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41 | "execbit": (has_executablebit, "executable bit"), | |
40 | "eol-in-paths": (has_eol_in_paths, "end-of-lines in paths"), |
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42 | "eol-in-paths": (has_eol_in_paths, "end-of-lines in paths"), | |
41 | } |
|
43 | } | |
42 |
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44 | |||
43 | def list_features(): |
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45 | def list_features(): | |
44 | for name, feature in checks.iteritems(): |
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46 | for name, feature in checks.iteritems(): | |
45 | desc = feature[1] |
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47 | desc = feature[1] | |
46 | print name + ':', desc |
|
48 | print name + ':', desc | |
47 |
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49 | |||
48 | parser = optparse.OptionParser("%prog [options] [features]") |
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50 | parser = optparse.OptionParser("%prog [options] [features]") | |
49 | parser.add_option("--list-features", action="store_true", |
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51 | parser.add_option("--list-features", action="store_true", | |
50 | help="list available features") |
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52 | help="list available features") | |
51 | parser.add_option("-q", "--quiet", action="store_true", |
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53 | parser.add_option("-q", "--quiet", action="store_true", | |
52 | help="check features silently") |
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54 | help="check features silently") | |
53 |
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55 | |||
54 | if __name__ == '__main__': |
|
56 | if __name__ == '__main__': | |
55 | options, args = parser.parse_args() |
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57 | options, args = parser.parse_args() | |
56 | if options.list_features: |
|
58 | if options.list_features: | |
57 | list_features() |
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59 | list_features() | |
58 | sys.exit(0) |
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60 | sys.exit(0) | |
59 |
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61 | |||
60 | quiet = options.quiet |
|
62 | quiet = options.quiet | |
61 |
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63 | |||
62 | failures = 0 |
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64 | failures = 0 | |
63 |
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65 | |||
64 | def error(msg): |
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66 | def error(msg): | |
65 | global failures |
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67 | global failures | |
66 | if not quiet: |
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68 | if not quiet: | |
67 | sys.stderr.write(msg + '\n') |
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69 | sys.stderr.write(msg + '\n') | |
68 | failures += 1 |
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70 | failures += 1 | |
69 |
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71 | |||
70 | for feature in args: |
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72 | for feature in args: | |
71 | negate = feature.startswith('no-') |
|
73 | negate = feature.startswith('no-') | |
72 | if negate: |
|
74 | if negate: | |
73 | feature = feature[3:] |
|
75 | feature = feature[3:] | |
74 |
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76 | |||
75 | if feature not in checks: |
|
77 | if feature not in checks: | |
76 | error('hghave: unknown feature: ' + feature) |
|
78 | error('hghave: unknown feature: ' + feature) | |
77 | continue |
|
79 | continue | |
78 |
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80 | |||
79 | check, desc = checks[feature] |
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81 | check, desc = checks[feature] | |
80 | if not negate and not check(): |
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82 | if not negate and not check(): | |
81 | error('hghave: missing feature: ' + desc) |
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83 | error('hghave: missing feature: ' + desc) | |
82 | elif negate and check(): |
|
84 | elif negate and check(): | |
83 | error('hghave: unexpected feature: ' + desc) |
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85 | error('hghave: unexpected feature: ' + desc) | |
84 |
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86 | |||
85 | if failures != 0: |
|
87 | if failures != 0: | |
86 | sys.exit(1) |
|
88 | sys.exit(1) | |
87 |
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89 | |||
88 |
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90 |
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