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annotate tests/hghave @ 5162:9b0efeb725f4

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test-profile: fix grep, check hotshot availability
author Patrick Mezard <pmezard@gmail.com>
date Tue, 14 Aug 2007 18:53:45 +0200
parents 105d4cf7ec24
children e5b21a549cc5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #!/usr/bin/env python
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2 """Test the running system for features availability. Exit with zero
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3 if all features are there, non-zero otherwise. If a feature name is
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4 prefixed with "no-", the absence of feature is tested.
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5 """
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6 import optparse
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7 import os
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8 import sys
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9 import tempfile
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10
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11 tempprefix = 'hg-hghave-'
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12
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13 def has_symlink():
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14 return hasattr(os, "symlink")
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15
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16 def has_fifo():
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17 return hasattr(os, "mkfifo")
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18
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19 def has_executablebit():
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20 fd, path = tempfile.mkstemp(prefix=tempprefix)
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21 os.close(fd)
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22 try:
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23 s = os.lstat(path).st_mode
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24 os.chmod(path, s | 0100)
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25 return (os.lstat(path).st_mode & 0100 != 0)
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26 finally:
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27 os.remove(path)
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28
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29 def has_eol_in_paths():
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30 try:
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31 fd, path = tempfile.mkstemp(prefix=tempprefix, suffix='\n\r')
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32 os.close(fd)
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33 os.remove(path)
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34 return True
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35 except:
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36 return False
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37
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38 def has_hotshot():
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39 try:
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40 import hotshot
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41 return True
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42 except ImportError:
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43 return False
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44
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45 def has_lsprof():
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46 try:
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47 import _lsprof
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48 return True
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49 except ImportError:
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50 return False
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51
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52 checks = {
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53 "eol-in-paths": (has_eol_in_paths, "end-of-lines in paths"),
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54 "execbit": (has_executablebit, "executable bit"),
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55 "fifo": (has_fifo, "named pipes"),
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56 "hotshot": (has_hotshot, "python hotshot module"),
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57 "lsprof": (has_lsprof, "python lsprof module"),
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58 "symlink": (has_symlink, "symbolic links"),
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59 }
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60
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61 def list_features():
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62 for name, feature in checks.iteritems():
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63 desc = feature[1]
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64 print name + ':', desc
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65
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66 parser = optparse.OptionParser("%prog [options] [features]")
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67 parser.add_option("--list-features", action="store_true",
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68 help="list available features")
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69 parser.add_option("-q", "--quiet", action="store_true",
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70 help="check features silently")
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71
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72 if __name__ == '__main__':
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73 options, args = parser.parse_args()
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74 if options.list_features:
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75 list_features()
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76 sys.exit(0)
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77
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78 quiet = options.quiet
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79
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80 failures = 0
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81
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82 def error(msg):
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83 global failures
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84 if not quiet:
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85 sys.stderr.write(msg + '\n')
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86 failures += 1
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87
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88 for feature in args:
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89 negate = feature.startswith('no-')
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90 if negate:
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91 feature = feature[3:]
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92
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93 if feature not in checks:
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94 error('hghave: unknown feature: ' + feature)
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95 continue
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96
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97 check, desc = checks[feature]
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98 if not negate and not check():
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99 error('hghave: missing feature: ' + desc)
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100 elif negate and check():
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101 error('hghave: system supports %s' % desc)
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102
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103 if failures != 0:
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104 sys.exit(1)
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105
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106