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@@ -1,828 +1,831 b'' | |||
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1 | 1 | from __future__ import absolute_import |
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2 | 2 | |
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3 | 3 | import os |
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4 | 4 | import re |
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5 | 5 | import socket |
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6 | 6 | import stat |
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7 | 7 | import subprocess |
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8 | 8 | import sys |
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9 | 9 | import tempfile |
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10 | 10 | |
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11 | 11 | tempprefix = 'hg-hghave-' |
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12 | 12 | |
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13 | 13 | checks = { |
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14 | 14 | "true": (lambda: True, "yak shaving"), |
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15 | 15 | "false": (lambda: False, "nail clipper"), |
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16 | 16 | } |
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17 | 17 | |
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18 | 18 | try: |
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19 | 19 | import msvcrt |
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20 | 20 | msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY) |
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21 | 21 | msvcrt.setmode(sys.stderr.fileno(), os.O_BINARY) |
|
22 | 22 | except ImportError: |
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23 | 23 | pass |
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24 | 24 | |
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25 | 25 | stdout = getattr(sys.stdout, 'buffer', sys.stdout) |
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26 | 26 | stderr = getattr(sys.stderr, 'buffer', sys.stderr) |
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27 | 27 | |
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28 | 28 | if sys.version_info[0] >= 3: |
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29 | 29 | def _bytespath(p): |
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30 | 30 | if p is None: |
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31 | 31 | return p |
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32 | 32 | return p.encode('utf-8') |
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33 | 33 | |
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34 | 34 | def _strpath(p): |
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35 | 35 | if p is None: |
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36 | 36 | return p |
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37 | 37 | return p.decode('utf-8') |
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38 | 38 | else: |
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39 | 39 | def _bytespath(p): |
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40 | 40 | return p |
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41 | 41 | |
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42 | 42 | _strpath = _bytespath |
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43 | 43 | |
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44 | 44 | def check(name, desc): |
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45 | 45 | """Registers a check function for a feature.""" |
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46 | 46 | def decorator(func): |
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47 | 47 | checks[name] = (func, desc) |
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48 | 48 | return func |
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49 | 49 | return decorator |
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50 | 50 | |
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51 | 51 | def checkvers(name, desc, vers): |
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52 | 52 | """Registers a check function for each of a series of versions. |
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53 | 53 | |
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54 | 54 | vers can be a list or an iterator""" |
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55 | 55 | def decorator(func): |
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56 | 56 | def funcv(v): |
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57 | 57 | def f(): |
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58 | 58 | return func(v) |
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59 | 59 | return f |
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60 | 60 | for v in vers: |
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61 | 61 | v = str(v) |
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62 | 62 | f = funcv(v) |
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63 | 63 | checks['%s%s' % (name, v.replace('.', ''))] = (f, desc % v) |
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64 | 64 | return func |
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65 | 65 | return decorator |
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66 | 66 | |
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67 | 67 | def checkfeatures(features): |
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68 | 68 | result = { |
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69 | 69 | 'error': [], |
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70 | 70 | 'missing': [], |
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71 | 71 | 'skipped': [], |
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72 | 72 | } |
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73 | 73 | |
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74 | 74 | for feature in features: |
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75 | 75 | negate = feature.startswith('no-') |
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76 | 76 | if negate: |
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77 | 77 | feature = feature[3:] |
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78 | 78 | |
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79 | 79 | if feature not in checks: |
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80 | 80 | result['missing'].append(feature) |
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81 | 81 | continue |
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82 | 82 | |
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83 | 83 | check, desc = checks[feature] |
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84 | 84 | try: |
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85 | 85 | available = check() |
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86 | 86 | except Exception: |
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87 | 87 | result['error'].append('hghave check failed: %s' % feature) |
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88 | 88 | continue |
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89 | 89 | |
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90 | 90 | if not negate and not available: |
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91 | 91 | result['skipped'].append('missing feature: %s' % desc) |
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92 | 92 | elif negate and available: |
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93 | 93 | result['skipped'].append('system supports %s' % desc) |
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94 | 94 | |
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95 | 95 | return result |
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96 | 96 | |
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97 | 97 | def require(features): |
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98 | 98 | """Require that features are available, exiting if not.""" |
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99 | 99 | result = checkfeatures(features) |
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100 | 100 | |
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101 | 101 | for missing in result['missing']: |
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102 | 102 | stderr.write(('skipped: unknown feature: %s\n' |
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103 | 103 | % missing).encode('utf-8')) |
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104 | 104 | for msg in result['skipped']: |
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105 | 105 | stderr.write(('skipped: %s\n' % msg).encode('utf-8')) |
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106 | 106 | for msg in result['error']: |
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107 | 107 | stderr.write(('%s\n' % msg).encode('utf-8')) |
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108 | 108 | |
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109 | 109 | if result['missing']: |
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110 | 110 | sys.exit(2) |
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111 | 111 | |
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112 | 112 | if result['skipped'] or result['error']: |
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113 | 113 | sys.exit(1) |
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114 | 114 | |
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115 | 115 | def matchoutput(cmd, regexp, ignorestatus=False): |
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116 | 116 | """Return the match object if cmd executes successfully and its output |
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117 | 117 | is matched by the supplied regular expression. |
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118 | 118 | """ |
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119 | 119 | r = re.compile(regexp) |
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120 | 120 | p = subprocess.Popen( |
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121 | 121 | cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT) |
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122 | 122 | s = p.communicate()[0] |
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123 | 123 | ret = p.returncode |
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124 | 124 | return (ignorestatus or not ret) and r.search(s) |
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125 | 125 | |
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126 | 126 | @check("baz", "GNU Arch baz client") |
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127 | 127 | def has_baz(): |
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128 | 128 | return matchoutput('baz --version 2>&1', br'baz Bazaar version') |
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129 | 129 | |
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130 | 130 | @check("bzr", "Canonical's Bazaar client") |
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131 | 131 | def has_bzr(): |
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132 | 132 | try: |
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133 | 133 | import bzrlib |
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134 | 134 | import bzrlib.bzrdir |
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135 | 135 | import bzrlib.errors |
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136 | 136 | import bzrlib.revision |
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137 | 137 | import bzrlib.revisionspec |
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138 | 138 | bzrlib.revisionspec.RevisionSpec |
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139 | 139 | return bzrlib.__doc__ is not None |
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140 | 140 | except (AttributeError, ImportError): |
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141 | 141 | return False |
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142 | 142 | |
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143 | 143 | @checkvers("bzr", "Canonical's Bazaar client >= %s", (1.14,)) |
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144 | 144 | def has_bzr_range(v): |
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145 | 145 | major, minor = v.split('.')[0:2] |
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146 | 146 | try: |
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147 | 147 | import bzrlib |
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148 | 148 | return (bzrlib.__doc__ is not None |
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149 | 149 | and bzrlib.version_info[:2] >= (int(major), int(minor))) |
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150 | 150 | except ImportError: |
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151 | 151 | return False |
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152 | 152 | |
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153 | 153 | @check("chg", "running with chg") |
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154 | 154 | def has_chg(): |
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155 | 155 | return 'CHGHG' in os.environ |
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156 | 156 | |
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157 | 157 | @check("cvs", "cvs client/server") |
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158 | 158 | def has_cvs(): |
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159 | 159 | re = br'Concurrent Versions System.*?server' |
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160 | 160 | return matchoutput('cvs --version 2>&1', re) and not has_msys() |
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161 | 161 | |
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162 | 162 | @check("cvs112", "cvs client/server 1.12.* (not cvsnt)") |
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163 | 163 | def has_cvs112(): |
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164 | 164 | re = br'Concurrent Versions System \(CVS\) 1.12.*?server' |
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165 | 165 | return matchoutput('cvs --version 2>&1', re) and not has_msys() |
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166 | 166 | |
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167 | 167 | @check("cvsnt", "cvsnt client/server") |
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168 | 168 | def has_cvsnt(): |
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169 | 169 | re = br'Concurrent Versions System \(CVSNT\) (\d+).(\d+).*\(client/server\)' |
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170 | 170 | return matchoutput('cvsnt --version 2>&1', re) |
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171 | 171 | |
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172 | 172 | @check("darcs", "darcs client") |
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173 | 173 | def has_darcs(): |
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174 | 174 | return matchoutput('darcs --version', br'\b2\.([2-9]|\d{2})', True) |
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175 | 175 | |
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176 | 176 | @check("mtn", "monotone client (>= 1.0)") |
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177 | 177 | def has_mtn(): |
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178 | 178 | return matchoutput('mtn --version', br'monotone', True) and not matchoutput( |
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179 | 179 | 'mtn --version', br'monotone 0\.', True) |
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180 | 180 | |
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181 | 181 | @check("eol-in-paths", "end-of-lines in paths") |
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182 | 182 | def has_eol_in_paths(): |
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183 | 183 | try: |
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184 | 184 | fd, path = tempfile.mkstemp(dir='.', prefix=tempprefix, suffix='\n\r') |
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185 | 185 | os.close(fd) |
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186 | 186 | os.remove(path) |
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187 | 187 | return True |
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188 | 188 | except (IOError, OSError): |
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189 | 189 | return False |
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190 | 190 | |
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191 | 191 | @check("execbit", "executable bit") |
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192 | 192 | def has_executablebit(): |
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193 | 193 | try: |
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194 | 194 | EXECFLAGS = stat.S_IXUSR | stat.S_IXGRP | stat.S_IXOTH |
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195 | 195 | fh, fn = tempfile.mkstemp(dir='.', prefix=tempprefix) |
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196 | 196 | try: |
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197 | 197 | os.close(fh) |
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198 | 198 | m = os.stat(fn).st_mode & 0o777 |
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199 | 199 | new_file_has_exec = m & EXECFLAGS |
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200 | 200 | os.chmod(fn, m ^ EXECFLAGS) |
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201 | 201 | exec_flags_cannot_flip = ((os.stat(fn).st_mode & 0o777) == m) |
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202 | 202 | finally: |
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203 | 203 | os.unlink(fn) |
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204 | 204 | except (IOError, OSError): |
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205 | 205 | # we don't care, the user probably won't be able to commit anyway |
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206 | 206 | return False |
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207 | 207 | return not (new_file_has_exec or exec_flags_cannot_flip) |
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208 | 208 | |
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209 | 209 | @check("icasefs", "case insensitive file system") |
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210 | 210 | def has_icasefs(): |
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211 | 211 | # Stolen from mercurial.util |
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212 | 212 | fd, path = tempfile.mkstemp(dir='.', prefix=tempprefix) |
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213 | 213 | os.close(fd) |
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214 | 214 | try: |
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215 | 215 | s1 = os.stat(path) |
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216 | 216 | d, b = os.path.split(path) |
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217 | 217 | p2 = os.path.join(d, b.upper()) |
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218 | 218 | if path == p2: |
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219 | 219 | p2 = os.path.join(d, b.lower()) |
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220 | 220 | try: |
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221 | 221 | s2 = os.stat(p2) |
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222 | 222 | return s2 == s1 |
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223 | 223 | except OSError: |
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224 | 224 | return False |
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225 | 225 | finally: |
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226 | 226 | os.remove(path) |
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227 | 227 | |
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228 | 228 | @check("fifo", "named pipes") |
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229 | 229 | def has_fifo(): |
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230 | 230 | if getattr(os, "mkfifo", None) is None: |
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231 | 231 | return False |
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232 | 232 | name = tempfile.mktemp(dir='.', prefix=tempprefix) |
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233 | 233 | try: |
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234 | 234 | os.mkfifo(name) |
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235 | 235 | os.unlink(name) |
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236 | 236 | return True |
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237 | 237 | except OSError: |
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238 | 238 | return False |
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239 | 239 | |
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240 | 240 | @check("killdaemons", 'killdaemons.py support') |
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241 | 241 | def has_killdaemons(): |
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242 | 242 | return True |
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243 | 243 | |
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244 | 244 | @check("cacheable", "cacheable filesystem") |
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245 | 245 | def has_cacheable_fs(): |
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246 | 246 | from mercurial import util |
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247 | 247 | |
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248 | 248 | fd, path = tempfile.mkstemp(dir='.', prefix=tempprefix) |
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249 | 249 | os.close(fd) |
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250 | 250 | try: |
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251 | 251 | return util.cachestat(path).cacheable() |
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252 | 252 | finally: |
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253 | 253 | os.remove(path) |
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254 | 254 | |
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255 | 255 | @check("lsprof", "python lsprof module") |
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256 | 256 | def has_lsprof(): |
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257 | 257 | try: |
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258 | 258 | import _lsprof |
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259 | 259 | _lsprof.Profiler # silence unused import warning |
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260 | 260 | return True |
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261 | 261 | except ImportError: |
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262 | 262 | return False |
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263 | 263 | |
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264 | 264 | def gethgversion(): |
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265 | 265 | m = matchoutput('hg --version --quiet 2>&1', br'(\d+)\.(\d+)') |
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266 | 266 | if not m: |
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267 | 267 | return (0, 0) |
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268 | 268 | return (int(m.group(1)), int(m.group(2))) |
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269 | 269 | |
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270 | 270 | @checkvers("hg", "Mercurial >= %s", |
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271 | 271 | list([(1.0 * x) / 10 for x in range(9, 99)])) |
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272 | 272 | def has_hg_range(v): |
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273 | 273 | major, minor = v.split('.')[0:2] |
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274 | 274 | return gethgversion() >= (int(major), int(minor)) |
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275 | 275 | |
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276 | 276 | @check("hg08", "Mercurial >= 0.8") |
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277 | 277 | def has_hg08(): |
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278 | 278 | if checks["hg09"][0](): |
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279 | 279 | return True |
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280 | 280 | return matchoutput('hg help annotate 2>&1', '--date') |
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281 | 281 | |
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282 | 282 | @check("hg07", "Mercurial >= 0.7") |
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283 | 283 | def has_hg07(): |
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284 | 284 | if checks["hg08"][0](): |
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285 | 285 | return True |
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286 | 286 | return matchoutput('hg --version --quiet 2>&1', 'Mercurial Distributed SCM') |
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287 | 287 | |
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288 | 288 | @check("hg06", "Mercurial >= 0.6") |
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289 | 289 | def has_hg06(): |
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290 | 290 | if checks["hg07"][0](): |
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291 | 291 | return True |
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292 | 292 | return matchoutput('hg --version --quiet 2>&1', 'Mercurial version') |
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293 | 293 | |
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294 | 294 | @check("gettext", "GNU Gettext (msgfmt)") |
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295 | 295 | def has_gettext(): |
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296 | 296 | return matchoutput('msgfmt --version', br'GNU gettext-tools') |
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297 | 297 | |
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298 | 298 | @check("git", "git command line client") |
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299 | 299 | def has_git(): |
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300 | 300 | return matchoutput('git --version 2>&1', br'^git version') |
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301 | 301 | |
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302 | 302 | def getgitversion(): |
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303 | 303 | m = matchoutput('git --version 2>&1', br'git version (\d+)\.(\d+)') |
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304 | 304 | if not m: |
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305 | 305 | return (0, 0) |
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306 | 306 | return (int(m.group(1)), int(m.group(2))) |
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307 | 307 | |
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308 | 308 | # https://github.com/git-lfs/lfs-test-server |
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309 | 309 | @check("lfs-test-server", "git-lfs test server") |
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310 | 310 | def has_lfsserver(): |
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311 | 311 | exe = 'lfs-test-server' |
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312 | 312 | if has_windows(): |
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313 | 313 | exe = 'lfs-test-server.exe' |
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314 | 314 | return any( |
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315 | 315 | os.access(os.path.join(path, exe), os.X_OK) |
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316 | 316 | for path in os.environ["PATH"].split(os.pathsep) |
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317 | 317 | ) |
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318 | 318 | |
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319 | 319 | @checkvers("git", "git client (with ext::sh support) version >= %s", (1.9,)) |
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320 | 320 | def has_git_range(v): |
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321 | 321 | major, minor = v.split('.')[0:2] |
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322 | 322 | return getgitversion() >= (int(major), int(minor)) |
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323 | 323 | |
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324 | 324 | @check("docutils", "Docutils text processing library") |
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325 | 325 | def has_docutils(): |
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326 | 326 | try: |
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327 | 327 | import docutils.core |
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328 | 328 | docutils.core.publish_cmdline # silence unused import |
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329 | 329 | return True |
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330 | 330 | except ImportError: |
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331 | 331 | return False |
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332 | 332 | |
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333 | 333 | def getsvnversion(): |
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334 | 334 | m = matchoutput('svn --version --quiet 2>&1', br'^(\d+)\.(\d+)') |
|
335 | 335 | if not m: |
|
336 | 336 | return (0, 0) |
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337 | 337 | return (int(m.group(1)), int(m.group(2))) |
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338 | 338 | |
|
339 | 339 | @checkvers("svn", "subversion client and admin tools >= %s", (1.3, 1.5)) |
|
340 | 340 | def has_svn_range(v): |
|
341 | 341 | major, minor = v.split('.')[0:2] |
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342 | 342 | return getsvnversion() >= (int(major), int(minor)) |
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343 | 343 | |
|
344 | 344 | @check("svn", "subversion client and admin tools") |
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345 | 345 | def has_svn(): |
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346 | 346 | return (matchoutput('svn --version 2>&1', br'^svn, version') and |
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347 | 347 | matchoutput('svnadmin --version 2>&1', br'^svnadmin, version')) |
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348 | 348 | |
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349 | 349 | @check("svn-bindings", "subversion python bindings") |
|
350 | 350 | def has_svn_bindings(): |
|
351 | 351 | try: |
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352 | 352 | import svn.core |
|
353 | 353 | version = svn.core.SVN_VER_MAJOR, svn.core.SVN_VER_MINOR |
|
354 | 354 | if version < (1, 4): |
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355 | 355 | return False |
|
356 | 356 | return True |
|
357 | 357 | except ImportError: |
|
358 | 358 | return False |
|
359 | 359 | |
|
360 | 360 | @check("p4", "Perforce server and client") |
|
361 | 361 | def has_p4(): |
|
362 | 362 | return (matchoutput('p4 -V', br'Rev\. P4/') and |
|
363 | 363 | matchoutput('p4d -V', br'Rev\. P4D/')) |
|
364 | 364 | |
|
365 | 365 | @check("symlink", "symbolic links") |
|
366 | 366 | def has_symlink(): |
|
367 | 367 | if getattr(os, "symlink", None) is None: |
|
368 | 368 | return False |
|
369 | 369 | name = tempfile.mktemp(dir='.', prefix=tempprefix) |
|
370 | 370 | try: |
|
371 | 371 | os.symlink(".", name) |
|
372 | 372 | os.unlink(name) |
|
373 | 373 | return True |
|
374 | 374 | except (OSError, AttributeError): |
|
375 | 375 | return False |
|
376 | 376 | |
|
377 | 377 | @check("hardlink", "hardlinks") |
|
378 | 378 | def has_hardlink(): |
|
379 | 379 | from mercurial import util |
|
380 | 380 | fh, fn = tempfile.mkstemp(dir='.', prefix=tempprefix) |
|
381 | 381 | os.close(fh) |
|
382 | 382 | name = tempfile.mktemp(dir='.', prefix=tempprefix) |
|
383 | 383 | try: |
|
384 | 384 | util.oslink(_bytespath(fn), _bytespath(name)) |
|
385 | 385 | os.unlink(name) |
|
386 | 386 | return True |
|
387 | 387 | except OSError: |
|
388 | 388 | return False |
|
389 | 389 | finally: |
|
390 | 390 | os.unlink(fn) |
|
391 | 391 | |
|
392 | 392 | @check("hardlink-whitelisted", "hardlinks on whitelisted filesystems") |
|
393 | 393 | def has_hardlink_whitelisted(): |
|
394 | 394 | from mercurial import util |
|
395 | 395 | try: |
|
396 | 396 | fstype = util.getfstype(b'.') |
|
397 | 397 | except OSError: |
|
398 | 398 | return False |
|
399 | 399 | return fstype in util._hardlinkfswhitelist |
|
400 | 400 | |
|
401 | 401 | @check("rmcwd", "can remove current working directory") |
|
402 | 402 | def has_rmcwd(): |
|
403 | 403 | ocwd = os.getcwd() |
|
404 | 404 | temp = tempfile.mkdtemp(dir='.', prefix=tempprefix) |
|
405 | 405 | try: |
|
406 | 406 | os.chdir(temp) |
|
407 | 407 | # On Linux, 'rmdir .' isn't allowed, but the other names are okay. |
|
408 | 408 | # On Solaris and Windows, the cwd can't be removed by any names. |
|
409 | 409 | os.rmdir(os.getcwd()) |
|
410 | 410 | return True |
|
411 | 411 | except OSError: |
|
412 | 412 | return False |
|
413 | 413 | finally: |
|
414 | 414 | os.chdir(ocwd) |
|
415 | 415 | # clean up temp dir on platforms where cwd can't be removed |
|
416 | 416 | try: |
|
417 | 417 | os.rmdir(temp) |
|
418 | 418 | except OSError: |
|
419 | 419 | pass |
|
420 | 420 | |
|
421 | 421 | @check("tla", "GNU Arch tla client") |
|
422 | 422 | def has_tla(): |
|
423 | 423 | return matchoutput('tla --version 2>&1', br'The GNU Arch Revision') |
|
424 | 424 | |
|
425 | 425 | @check("gpg", "gpg client") |
|
426 | 426 | def has_gpg(): |
|
427 | 427 | return matchoutput('gpg --version 2>&1', br'GnuPG') |
|
428 | 428 | |
|
429 | 429 | @check("gpg2", "gpg client v2") |
|
430 | 430 | def has_gpg2(): |
|
431 | 431 | return matchoutput('gpg --version 2>&1', br'GnuPG[^0-9]+2\.') |
|
432 | 432 | |
|
433 | 433 | @check("gpg21", "gpg client v2.1+") |
|
434 | 434 | def has_gpg21(): |
|
435 | 435 | return matchoutput('gpg --version 2>&1', br'GnuPG[^0-9]+2\.(?!0)') |
|
436 | 436 | |
|
437 | 437 | @check("unix-permissions", "unix-style permissions") |
|
438 | 438 | def has_unix_permissions(): |
|
439 | 439 | d = tempfile.mkdtemp(dir='.', prefix=tempprefix) |
|
440 | 440 | try: |
|
441 | 441 | fname = os.path.join(d, 'foo') |
|
442 | 442 | for umask in (0o77, 0o07, 0o22): |
|
443 | 443 | os.umask(umask) |
|
444 | 444 | f = open(fname, 'w') |
|
445 | 445 | f.close() |
|
446 | 446 | mode = os.stat(fname).st_mode |
|
447 | 447 | os.unlink(fname) |
|
448 | 448 | if mode & 0o777 != ~umask & 0o666: |
|
449 | 449 | return False |
|
450 | 450 | return True |
|
451 | 451 | finally: |
|
452 | 452 | os.rmdir(d) |
|
453 | 453 | |
|
454 | 454 | @check("unix-socket", "AF_UNIX socket family") |
|
455 | 455 | def has_unix_socket(): |
|
456 | 456 | return getattr(socket, 'AF_UNIX', None) is not None |
|
457 | 457 | |
|
458 | 458 | @check("root", "root permissions") |
|
459 | 459 | def has_root(): |
|
460 | 460 | return getattr(os, 'geteuid', None) and os.geteuid() == 0 |
|
461 | 461 | |
|
462 | 462 | @check("pyflakes", "Pyflakes python linter") |
|
463 | 463 | def has_pyflakes(): |
|
464 | 464 | return matchoutput("sh -c \"echo 'import re' 2>&1 | pyflakes\"", |
|
465 | 465 | br"<stdin>:1: 're' imported but unused", |
|
466 | 466 | True) |
|
467 | 467 | |
|
468 | 468 | @check("pylint", "Pylint python linter") |
|
469 | 469 | def has_pylint(): |
|
470 | 470 | return matchoutput("pylint --help", |
|
471 | 471 | br"Usage: pylint", |
|
472 | 472 | True) |
|
473 | 473 | |
|
474 | 474 | @check("clang-format", "clang-format C code formatter") |
|
475 | 475 | def has_clang_format(): |
|
476 | 476 | m = matchoutput('clang-format --version', br'clang-format version (\d)') |
|
477 | 477 | # style changed somewhere between 4.x and 6.x |
|
478 | 478 | return m and int(m.group(1)) >= 6 |
|
479 | 479 | |
|
480 | 480 | @check("jshint", "JSHint static code analysis tool") |
|
481 | 481 | def has_jshint(): |
|
482 | 482 | return matchoutput("jshint --version 2>&1", br"jshint v") |
|
483 | 483 | |
|
484 | 484 | @check("pygments", "Pygments source highlighting library") |
|
485 | 485 | def has_pygments(): |
|
486 | 486 | try: |
|
487 | 487 | import pygments |
|
488 | 488 | pygments.highlight # silence unused import warning |
|
489 | 489 | return True |
|
490 | 490 | except ImportError: |
|
491 | 491 | return False |
|
492 | 492 | |
|
493 | 493 | @check("outer-repo", "outer repo") |
|
494 | 494 | def has_outer_repo(): |
|
495 | 495 | # failing for other reasons than 'no repo' imply that there is a repo |
|
496 | 496 | return not matchoutput('hg root 2>&1', |
|
497 | 497 | br'abort: no repository found', True) |
|
498 | 498 | |
|
499 | 499 | @check("ssl", "ssl module available") |
|
500 | 500 | def has_ssl(): |
|
501 | 501 | try: |
|
502 | 502 | import ssl |
|
503 | 503 | ssl.CERT_NONE |
|
504 | 504 | return True |
|
505 | 505 | except ImportError: |
|
506 | 506 | return False |
|
507 | 507 | |
|
508 | 508 | @check("sslcontext", "python >= 2.7.9 ssl") |
|
509 | 509 | def has_sslcontext(): |
|
510 | 510 | try: |
|
511 | 511 | import ssl |
|
512 | 512 | ssl.SSLContext |
|
513 | 513 | return True |
|
514 | 514 | except (ImportError, AttributeError): |
|
515 | 515 | return False |
|
516 | 516 | |
|
517 | 517 | @check("defaultcacerts", "can verify SSL certs by system's CA certs store") |
|
518 | 518 | def has_defaultcacerts(): |
|
519 | 519 | from mercurial import sslutil, ui as uimod |
|
520 | 520 | ui = uimod.ui.load() |
|
521 | 521 | return sslutil._defaultcacerts(ui) or sslutil._canloaddefaultcerts |
|
522 | 522 | |
|
523 | 523 | @check("defaultcacertsloaded", "detected presence of loaded system CA certs") |
|
524 | 524 | def has_defaultcacertsloaded(): |
|
525 | 525 | import ssl |
|
526 | 526 | from mercurial import sslutil, ui as uimod |
|
527 | 527 | |
|
528 | 528 | if not has_defaultcacerts(): |
|
529 | 529 | return False |
|
530 | 530 | if not has_sslcontext(): |
|
531 | 531 | return False |
|
532 | 532 | |
|
533 | 533 | ui = uimod.ui.load() |
|
534 | 534 | cafile = sslutil._defaultcacerts(ui) |
|
535 | 535 | ctx = ssl.create_default_context() |
|
536 | 536 | if cafile: |
|
537 | 537 | ctx.load_verify_locations(cafile=cafile) |
|
538 | 538 | else: |
|
539 | 539 | ctx.load_default_certs() |
|
540 | 540 | |
|
541 | 541 | return len(ctx.get_ca_certs()) > 0 |
|
542 | 542 | |
|
543 | 543 | @check("tls1.2", "TLS 1.2 protocol support") |
|
544 | 544 | def has_tls1_2(): |
|
545 | 545 | from mercurial import sslutil |
|
546 | 546 | return b'tls1.2' in sslutil.supportedprotocols |
|
547 | 547 | |
|
548 | 548 | @check("windows", "Windows") |
|
549 | 549 | def has_windows(): |
|
550 | 550 | return os.name == 'nt' |
|
551 | 551 | |
|
552 | 552 | @check("system-sh", "system() uses sh") |
|
553 | 553 | def has_system_sh(): |
|
554 | 554 | return os.name != 'nt' |
|
555 | 555 | |
|
556 | 556 | @check("serve", "platform and python can manage 'hg serve -d'") |
|
557 | 557 | def has_serve(): |
|
558 | 558 | return True |
|
559 | 559 | |
|
560 | 560 | @check("test-repo", "running tests from repository") |
|
561 | 561 | def has_test_repo(): |
|
562 | 562 | t = os.environ["TESTDIR"] |
|
563 | 563 | return os.path.isdir(os.path.join(t, "..", ".hg")) |
|
564 | 564 | |
|
565 | 565 | @check("tic", "terminfo compiler and curses module") |
|
566 | 566 | def has_tic(): |
|
567 | 567 | try: |
|
568 | 568 | import curses |
|
569 | 569 | curses.COLOR_BLUE |
|
570 | 570 | return matchoutput('test -x "`which tic`"', br'') |
|
571 | 571 | except ImportError: |
|
572 | 572 | return False |
|
573 | 573 | |
|
574 | 574 | @check("msys", "Windows with MSYS") |
|
575 | 575 | def has_msys(): |
|
576 | 576 | return os.getenv('MSYSTEM') |
|
577 | 577 | |
|
578 | 578 | @check("aix", "AIX") |
|
579 | 579 | def has_aix(): |
|
580 | 580 | return sys.platform.startswith("aix") |
|
581 | 581 | |
|
582 | 582 | @check("osx", "OS X") |
|
583 | 583 | def has_osx(): |
|
584 | 584 | return sys.platform == 'darwin' |
|
585 | 585 | |
|
586 | 586 | @check("osxpackaging", "OS X packaging tools") |
|
587 | 587 | def has_osxpackaging(): |
|
588 | 588 | try: |
|
589 | 589 | return (matchoutput('pkgbuild', br'Usage: pkgbuild ', ignorestatus=1) |
|
590 | 590 | and matchoutput( |
|
591 | 591 | 'productbuild', br'Usage: productbuild ', |
|
592 | 592 | ignorestatus=1) |
|
593 | 593 | and matchoutput('lsbom', br'Usage: lsbom', ignorestatus=1) |
|
594 | 594 | and matchoutput( |
|
595 | 595 | 'xar --help', br'Usage: xar', ignorestatus=1)) |
|
596 | 596 | except ImportError: |
|
597 | 597 | return False |
|
598 | 598 | |
|
599 | 599 | @check('linuxormacos', 'Linux or MacOS') |
|
600 | 600 | def has_linuxormacos(): |
|
601 | 601 | # This isn't a perfect test for MacOS. But it is sufficient for our needs. |
|
602 | 602 | return sys.platform.startswith(('linux', 'darwin')) |
|
603 | 603 | |
|
604 | 604 | @check("docker", "docker support") |
|
605 | 605 | def has_docker(): |
|
606 | 606 | pat = br'A self-sufficient runtime for' |
|
607 | 607 | if matchoutput('docker --help', pat): |
|
608 | 608 | if 'linux' not in sys.platform: |
|
609 | 609 | # TODO: in theory we should be able to test docker-based |
|
610 | 610 | # package creation on non-linux using boot2docker, but in |
|
611 | 611 | # practice that requires extra coordination to make sure |
|
612 | 612 | # $TESTTEMP is going to be visible at the same path to the |
|
613 | 613 | # boot2docker VM. If we figure out how to verify that, we |
|
614 | 614 | # can use the following instead of just saying False: |
|
615 | 615 | # return 'DOCKER_HOST' in os.environ |
|
616 | 616 | return False |
|
617 | 617 | |
|
618 | 618 | return True |
|
619 | 619 | return False |
|
620 | 620 | |
|
621 | 621 | @check("debhelper", "debian packaging tools") |
|
622 | 622 | def has_debhelper(): |
|
623 | 623 | # Some versions of dpkg say `dpkg', some say 'dpkg' (` vs ' on the first |
|
624 | 624 | # quote), so just accept anything in that spot. |
|
625 | 625 | dpkg = matchoutput('dpkg --version', |
|
626 | 626 | br"Debian .dpkg' package management program") |
|
627 | 627 | dh = matchoutput('dh --help', |
|
628 | 628 | br'dh is a part of debhelper.', ignorestatus=True) |
|
629 | 629 | dh_py2 = matchoutput('dh_python2 --help', |
|
630 | 630 | br'other supported Python versions') |
|
631 | 631 | # debuild comes from the 'devscripts' package, though you might want |
|
632 | 632 | # the 'build-debs' package instead, which has a dependency on devscripts. |
|
633 | 633 | debuild = matchoutput('debuild --help', |
|
634 | 634 | br'to run debian/rules with given parameter') |
|
635 | 635 | return dpkg and dh and dh_py2 and debuild |
|
636 | 636 | |
|
637 | 637 | @check("debdeps", |
|
638 | 638 | "debian build dependencies (run dpkg-checkbuilddeps in contrib/)") |
|
639 | 639 | def has_debdeps(): |
|
640 | 640 | # just check exit status (ignoring output) |
|
641 | 641 | path = '%s/../contrib/packaging/debian/control' % os.environ['TESTDIR'] |
|
642 | 642 | return matchoutput('dpkg-checkbuilddeps %s' % path, br'') |
|
643 | 643 | |
|
644 | 644 | @check("demandimport", "demandimport enabled") |
|
645 | 645 | def has_demandimport(): |
|
646 | 646 | # chg disables demandimport intentionally for performance wins. |
|
647 | 647 | return ((not has_chg()) and os.environ.get('HGDEMANDIMPORT') != 'disable') |
|
648 | 648 | |
|
649 | 649 | @checkvers("py", "Python >= %s", (2.7, 3.5, 3.6, 3.7, 3.8, 3.9)) |
|
650 | 650 | def has_python_range(v): |
|
651 | 651 | major, minor = v.split('.')[0:2] |
|
652 | 652 | py_major, py_minor = sys.version_info.major, sys.version_info.minor |
|
653 | 653 | |
|
654 | 654 | return (py_major, py_minor) >= (int(major), int(minor)) |
|
655 | 655 | |
|
656 | 656 | @check("py3", "running with Python 3.x") |
|
657 | 657 | def has_py3(): |
|
658 | 658 | return 3 == sys.version_info[0] |
|
659 | 659 | |
|
660 | 660 | @check("py3exe", "a Python 3.x interpreter is available") |
|
661 | 661 | def has_python3exe(): |
|
662 | 662 | return matchoutput('python3 -V', br'^Python 3.(5|6|7|8|9)') |
|
663 | 663 | |
|
664 | 664 | @check("pure", "running with pure Python code") |
|
665 | 665 | def has_pure(): |
|
666 | 666 | return any([ |
|
667 | 667 | os.environ.get("HGMODULEPOLICY") == "py", |
|
668 | 668 | os.environ.get("HGTEST_RUN_TESTS_PURE") == "--pure", |
|
669 | 669 | ]) |
|
670 | 670 | |
|
671 | 671 | @check("slow", "allow slow tests (use --allow-slow-tests)") |
|
672 | 672 | def has_slow(): |
|
673 | 673 | return os.environ.get('HGTEST_SLOW') == 'slow' |
|
674 | 674 | |
|
675 | 675 | @check("hypothesis", "Hypothesis automated test generation") |
|
676 | 676 | def has_hypothesis(): |
|
677 | 677 | try: |
|
678 | 678 | import hypothesis |
|
679 | 679 | hypothesis.given |
|
680 | 680 | return True |
|
681 | 681 | except ImportError: |
|
682 | 682 | return False |
|
683 | 683 | |
|
684 | 684 | @check("unziplinks", "unzip(1) understands and extracts symlinks") |
|
685 | 685 | def unzip_understands_symlinks(): |
|
686 | 686 | return matchoutput('unzip --help', br'Info-ZIP') |
|
687 | 687 | |
|
688 | 688 | @check("zstd", "zstd Python module available") |
|
689 | 689 | def has_zstd(): |
|
690 | 690 | try: |
|
691 | 691 | import mercurial.zstd |
|
692 | 692 | mercurial.zstd.__version__ |
|
693 | 693 | return True |
|
694 | 694 | except ImportError: |
|
695 | 695 | return False |
|
696 | 696 | |
|
697 | 697 | @check("devfull", "/dev/full special file") |
|
698 | 698 | def has_dev_full(): |
|
699 | 699 | return os.path.exists('/dev/full') |
|
700 | 700 | |
|
701 | 701 | @check("virtualenv", "Python virtualenv support") |
|
702 | 702 | def has_virtualenv(): |
|
703 | 703 | try: |
|
704 | 704 | import virtualenv |
|
705 | 705 | virtualenv.ACTIVATE_SH |
|
706 | 706 | return True |
|
707 | 707 | except ImportError: |
|
708 | 708 | return False |
|
709 | 709 | |
|
710 | 710 | @check("fsmonitor", "running tests with fsmonitor") |
|
711 | 711 | def has_fsmonitor(): |
|
712 | 712 | return 'HGFSMONITOR_TESTS' in os.environ |
|
713 | 713 | |
|
714 | 714 | @check("fuzzywuzzy", "Fuzzy string matching library") |
|
715 | 715 | def has_fuzzywuzzy(): |
|
716 | 716 | try: |
|
717 | 717 | import fuzzywuzzy |
|
718 | 718 | fuzzywuzzy.__version__ |
|
719 | 719 | return True |
|
720 | 720 | except ImportError: |
|
721 | 721 | return False |
|
722 | 722 | |
|
723 | 723 | @check("clang-libfuzzer", "clang new enough to include libfuzzer") |
|
724 | 724 | def has_clang_libfuzzer(): |
|
725 | 725 | mat = matchoutput('clang --version', br'clang version (\d)') |
|
726 | 726 | if mat: |
|
727 | 727 | # libfuzzer is new in clang 6 |
|
728 | 728 | return int(mat.group(1)) > 5 |
|
729 | 729 | return False |
|
730 | 730 | |
|
731 | 731 | @check("clang-6.0", "clang 6.0 with version suffix (libfuzzer included)") |
|
732 | 732 | def has_clang60(): |
|
733 | 733 | return matchoutput('clang-6.0 --version', br'clang version 6\.') |
|
734 | 734 | |
|
735 | 735 | @check("xdiff", "xdiff algorithm") |
|
736 | 736 | def has_xdiff(): |
|
737 | 737 | try: |
|
738 | 738 | from mercurial import policy |
|
739 | 739 | bdiff = policy.importmod('bdiff') |
|
740 | 740 | return bdiff.xdiffblocks(b'', b'') == [(0, 0, 0, 0)] |
|
741 | 741 | except (ImportError, AttributeError): |
|
742 | 742 | return False |
|
743 | 743 | |
|
744 | 744 | @check('extraextensions', 'whether tests are running with extra extensions') |
|
745 | 745 | def has_extraextensions(): |
|
746 | 746 | return 'HGTESTEXTRAEXTENSIONS' in os.environ |
|
747 | 747 | |
|
748 | 748 | def getrepofeatures(): |
|
749 | 749 | """Obtain set of repository features in use. |
|
750 | 750 | |
|
751 | 751 | HGREPOFEATURES can be used to define or remove features. It contains |
|
752 | 752 | a space-delimited list of feature strings. Strings beginning with ``-`` |
|
753 | 753 | mean to remove. |
|
754 | 754 | """ |
|
755 | 755 | # Default list provided by core. |
|
756 | 756 | features = { |
|
757 | 757 | 'bundlerepo', |
|
758 | 758 | 'revlogstore', |
|
759 | 759 | 'fncache', |
|
760 | 760 | } |
|
761 | 761 | |
|
762 | 762 | # Features that imply other features. |
|
763 | 763 | implies = { |
|
764 | 764 | 'simplestore': ['-revlogstore', '-bundlerepo', '-fncache'], |
|
765 | 765 | } |
|
766 | 766 | |
|
767 | 767 | for override in os.environ.get('HGREPOFEATURES', '').split(' '): |
|
768 | 768 | if not override: |
|
769 | 769 | continue |
|
770 | 770 | |
|
771 | 771 | if override.startswith('-'): |
|
772 | 772 | if override[1:] in features: |
|
773 | 773 | features.remove(override[1:]) |
|
774 | 774 | else: |
|
775 | 775 | features.add(override) |
|
776 | 776 | |
|
777 | 777 | for imply in implies.get(override, []): |
|
778 | 778 | if imply.startswith('-'): |
|
779 | 779 | if imply[1:] in features: |
|
780 | 780 | features.remove(imply[1:]) |
|
781 | 781 | else: |
|
782 | 782 | features.add(imply) |
|
783 | 783 | |
|
784 | 784 | return features |
|
785 | 785 | |
|
786 | 786 | @check('reporevlogstore', 'repository using the default revlog store') |
|
787 | 787 | def has_reporevlogstore(): |
|
788 | 788 | return 'revlogstore' in getrepofeatures() |
|
789 | 789 | |
|
790 | 790 | @check('reposimplestore', 'repository using simple storage extension') |
|
791 | 791 | def has_reposimplestore(): |
|
792 | 792 | return 'simplestore' in getrepofeatures() |
|
793 | 793 | |
|
794 | 794 | @check('repobundlerepo', 'whether we can open bundle files as repos') |
|
795 | 795 | def has_repobundlerepo(): |
|
796 | 796 | return 'bundlerepo' in getrepofeatures() |
|
797 | 797 | |
|
798 | 798 | @check('repofncache', 'repository has an fncache') |
|
799 | 799 | def has_repofncache(): |
|
800 | 800 | return 'fncache' in getrepofeatures() |
|
801 | 801 | |
|
802 | 802 | @check('sqlite', 'sqlite3 module is available') |
|
803 | 803 | def has_sqlite(): |
|
804 | 804 | try: |
|
805 | 805 | import sqlite3 |
|
806 | 806 | version = sqlite3.sqlite_version_info |
|
807 | 807 | except ImportError: |
|
808 | 808 | return False |
|
809 | 809 | |
|
810 | 810 | if version < (3, 8, 3): |
|
811 | 811 | # WITH clause not supported |
|
812 | 812 | return False |
|
813 | 813 | |
|
814 | 814 | return matchoutput('sqlite3 -version', br'^3\.\d+') |
|
815 | 815 | |
|
816 | 816 | @check('vcr', 'vcr http mocking library') |
|
817 | 817 | def has_vcr(): |
|
818 | 818 | try: |
|
819 | 819 | import vcr |
|
820 | 820 | vcr.VCR |
|
821 | 821 | return True |
|
822 | 822 | except (ImportError, AttributeError): |
|
823 | 823 | pass |
|
824 | 824 | return False |
|
825 | 825 | |
|
826 | 826 | @check('emacs', 'GNU Emacs') |
|
827 | 827 | def has_emacs(): |
|
828 | return matchoutput('emacs --version', b'GNU Emacs') | |
|
828 | # Our emacs lisp uses `with-eval-after-load` which is new in emacs | |
|
829 | # 24.4, so we allow emacs 24.4, 24.5, and 25+ (24.5 was the last | |
|
830 | # 24 release) | |
|
831 | return matchoutput('emacs --version', b'GNU Emacs 2(4.4|4.5|5|6|7|8|9)') |
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