Mercurial > repos > guerler > springsuite

annotate planemo/lib/python3.7/site-packages/distlib/scripts.py @ 1:56ad4e20f292 draft

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"planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
author guerler
date Fri, 31 Jul 2020 00:32:28 -0400
parents d30785e31577
children
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1 # -*- coding: utf-8 -*-
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2 #
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3 # Copyright (C) 2013-2015 Vinay Sajip.
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4 # Licensed to the Python Software Foundation under a contributor agreement.
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5 # See LICENSE.txt and CONTRIBUTORS.txt.
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6 #
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7 from io import BytesIO
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8 import logging
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9 import os
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10 import re
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11 import struct
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12 import sys
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13
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14 from .compat import sysconfig, detect_encoding, ZipFile
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15 from .resources import finder
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16 from .util import (FileOperator, get_export_entry, convert_path,
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17 get_executable, in_venv)
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18
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19 logger = logging.getLogger(__name__)
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20
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21 _DEFAULT_MANIFEST = '''
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22 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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23 <assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
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24 <assemblyIdentity version="1.0.0.0"
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25 processorArchitecture="X86"
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26 name="%s"
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27 type="win32"/>
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28
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29 <!-- Identify the application security requirements. -->
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30 <trustInfo xmlns="urn:schemas-microsoft-com:asm.v3">
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31 <security>
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32 <requestedPrivileges>
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33 <requestedExecutionLevel level="asInvoker" uiAccess="false"/>
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34 </requestedPrivileges>
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35 </security>
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36 </trustInfo>
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37 </assembly>'''.strip()
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38
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39 # check if Python is called on the first line with this expression
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40 FIRST_LINE_RE = re.compile(b'^#!.*pythonw?[0-9.]*([ \t].*)?$')
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41 SCRIPT_TEMPLATE = r'''# -*- coding: utf-8 -*-
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42 import re
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43 import sys
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44 from %(module)s import %(import_name)s
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45 if __name__ == '__main__':
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46 sys.argv[0] = re.sub(r'(-script\.pyw|\.exe)?$', '', sys.argv[0])
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47 sys.exit(%(func)s())
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48 '''
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49
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50
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51 def enquote_executable(executable):
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52 if ' ' in executable:
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53 # make sure we quote only the executable in case of env
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54 # for example /usr/bin/env "/dir with spaces/bin/jython"
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55 # instead of "/usr/bin/env /dir with spaces/bin/jython"
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56 # otherwise whole
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57 if executable.startswith('/usr/bin/env '):
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58 env, _executable = executable.split(' ', 1)
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59 if ' ' in _executable and not _executable.startswith('"'):
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60 executable = '%s "%s"' % (env, _executable)
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61 else:
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62 if not executable.startswith('"'):
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63 executable = '"%s"' % executable
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64 return executable
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65
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66 # Keep the old name around (for now), as there is at least one project using it!
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67 _enquote_executable = enquote_executable
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68
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69 class ScriptMaker(object):
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70 """
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71 A class to copy or create scripts from source scripts or callable
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72 specifications.
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73 """
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74 script_template = SCRIPT_TEMPLATE
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75
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76 executable = None # for shebangs
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77
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78 def __init__(self, source_dir, target_dir, add_launchers=True,
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79 dry_run=False, fileop=None):
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80 self.source_dir = source_dir
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81 self.target_dir = target_dir
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82 self.add_launchers = add_launchers
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83 self.force = False
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84 self.clobber = False
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85 # It only makes sense to set mode bits on POSIX.
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86 self.set_mode = (os.name == 'posix') or (os.name == 'java' and
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87 os._name == 'posix')
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88 self.variants = set(('', 'X.Y'))
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89 self._fileop = fileop or FileOperator(dry_run)
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90
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91 self._is_nt = os.name == 'nt' or (
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92 os.name == 'java' and os._name == 'nt')
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93 self.version_info = sys.version_info
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94
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95 def _get_alternate_executable(self, executable, options):
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96 if options.get('gui', False) and self._is_nt: # pragma: no cover
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97 dn, fn = os.path.split(executable)
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98 fn = fn.replace('python', 'pythonw')
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99 executable = os.path.join(dn, fn)
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100 return executable
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101
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102 if sys.platform.startswith('java'): # pragma: no cover
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103 def _is_shell(self, executable):
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104 """
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105 Determine if the specified executable is a script
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106 (contains a #! line)
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107 """
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108 try:
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109 with open(executable) as fp:
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110 return fp.read(2) == '#!'
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111 except (OSError, IOError):
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112 logger.warning('Failed to open %s', executable)
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113 return False
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114
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115 def _fix_jython_executable(self, executable):
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116 if self._is_shell(executable):
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117 # Workaround for Jython is not needed on Linux systems.
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118 import java
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119
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120 if java.lang.System.getProperty('os.name') == 'Linux':
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121 return executable
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122 elif executable.lower().endswith('jython.exe'):
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123 # Use wrapper exe for Jython on Windows
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124 return executable
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125 return '/usr/bin/env %s' % executable
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126
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127 def _build_shebang(self, executable, post_interp):
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128 """
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129 Build a shebang line. In the simple case (on Windows, or a shebang line
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130 which is not too long or contains spaces) use a simple formulation for
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131 the shebang. Otherwise, use /bin/sh as the executable, with a contrived
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132 shebang which allows the script to run either under Python or sh, using
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133 suitable quoting. Thanks to Harald Nordgren for his input.
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134
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135 See also: http://www.in-ulm.de/~mascheck/various/shebang/#length
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136 https://hg.mozilla.org/mozilla-central/file/tip/mach
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137 """
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138 if os.name != 'posix':
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139 simple_shebang = True
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140 else:
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141 # Add 3 for '#!' prefix and newline suffix.
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142 shebang_length = len(executable) + len(post_interp) + 3
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143 if sys.platform == 'darwin':
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144 max_shebang_length = 512
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145 else:
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146 max_shebang_length = 127
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147 simple_shebang = ((b' ' not in executable) and
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148 (shebang_length <= max_shebang_length))
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149
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150 if simple_shebang:
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151 result = b'#!' + executable + post_interp + b'\n'
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152 else:
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153 result = b'#!/bin/sh\n'
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154 result += b"'''exec' " + executable + post_interp + b' "$0" "$@"\n'
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155 result += b"' '''"
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156 return result
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157
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158 def _get_shebang(self, encoding, post_interp=b'', options=None):
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159 enquote = True
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160 if self.executable:
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161 executable = self.executable
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162 enquote = False # assume this will be taken care of
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163 elif not sysconfig.is_python_build():
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164 executable = get_executable()
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165 elif in_venv(): # pragma: no cover
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166 executable = os.path.join(sysconfig.get_path('scripts'),
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167 'python%s' % sysconfig.get_config_var('EXE'))
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168 else: # pragma: no cover
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169 executable = os.path.join(
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170 sysconfig.get_config_var('BINDIR'),
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171 'python%s%s' % (sysconfig.get_config_var('VERSION'),
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172 sysconfig.get_config_var('EXE')))
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173 if options:
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174 executable = self._get_alternate_executable(executable, options)
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175
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176 if sys.platform.startswith('java'): # pragma: no cover
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177 executable = self._fix_jython_executable(executable)
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178
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179 # Normalise case for Windows - COMMENTED OUT
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180 # executable = os.path.normcase(executable)
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181 # N.B. The normalising operation above has been commented out: See
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182 # issue #124. Although paths in Windows are generally case-insensitive,
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183 # they aren't always. For example, a path containing a ẞ (which is a
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184 # LATIN CAPITAL LETTER SHARP S - U+1E9E) is normcased to ß (which is a
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185 # LATIN SMALL LETTER SHARP S' - U+00DF). The two are not considered by
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186 # Windows as equivalent in path names.
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187
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188 # If the user didn't specify an executable, it may be necessary to
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189 # cater for executable paths with spaces (not uncommon on Windows)
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190 if enquote:
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191 executable = enquote_executable(executable)
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192 # Issue #51: don't use fsencode, since we later try to
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193 # check that the shebang is decodable using utf-8.
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194 executable = executable.encode('utf-8')
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195 # in case of IronPython, play safe and enable frames support
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196 if (sys.platform == 'cli' and '-X:Frames' not in post_interp
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197 and '-X:FullFrames' not in post_interp): # pragma: no cover
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198 post_interp += b' -X:Frames'
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199 shebang = self._build_shebang(executable, post_interp)
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200 # Python parser starts to read a script using UTF-8 until
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201 # it gets a #coding:xxx cookie. The shebang has to be the
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202 # first line of a file, the #coding:xxx cookie cannot be
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203 # written before. So the shebang has to be decodable from
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204 # UTF-8.
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205 try:
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206 shebang.decode('utf-8')
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207 except UnicodeDecodeError: # pragma: no cover
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208 raise ValueError(
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209 'The shebang (%r) is not decodable from utf-8' % shebang)
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210 # If the script is encoded to a custom encoding (use a
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211 # #coding:xxx cookie), the shebang has to be decodable from
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212 # the script encoding too.
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213 if encoding != 'utf-8':
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214 try:
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215 shebang.decode(encoding)
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216 except UnicodeDecodeError: # pragma: no cover
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217 raise ValueError(
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218 'The shebang (%r) is not decodable '
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219 'from the script encoding (%r)' % (shebang, encoding))
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220 return shebang
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221
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222 def _get_script_text(self, entry):
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223 return self.script_template % dict(module=entry.prefix,
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224 import_name=entry.suffix.split('.')[0],
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225 func=entry.suffix)
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226
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227 manifest = _DEFAULT_MANIFEST
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228
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229 def get_manifest(self, exename):
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230 base = os.path.basename(exename)
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231 return self.manifest % base
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232
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233 def _write_script(self, names, shebang, script_bytes, filenames, ext):
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234 use_launcher = self.add_launchers and self._is_nt
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235 linesep = os.linesep.encode('utf-8')
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236 if not shebang.endswith(linesep):
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237 shebang += linesep
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238 if not use_launcher:
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239 script_bytes = shebang + script_bytes
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240 else: # pragma: no cover
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241 if ext == 'py':
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242 launcher = self._get_launcher('t')
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243 else:
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244 launcher = self._get_launcher('w')
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245 stream = BytesIO()
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246 with ZipFile(stream, 'w') as zf:
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247 zf.writestr('__main__.py', script_bytes)
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248 zip_data = stream.getvalue()
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249 script_bytes = launcher + shebang + zip_data
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250 for name in names:
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251 outname = os.path.join(self.target_dir, name)
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252 if use_launcher: # pragma: no cover
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253 n, e = os.path.splitext(outname)
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guerler
parents:
diff changeset
254 if e.startswith('.py'):
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guerler
parents:
diff changeset
255 outname = n
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guerler
parents:
diff changeset
256 outname = '%s.exe' % outname
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
257 try:
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guerler
parents:
diff changeset
258 self._fileop.write_binary_file(outname, script_bytes)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
259 except Exception:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
260 # Failed writing an executable - it might be in use.
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guerler
parents:
diff changeset
261 logger.warning('Failed to write executable - trying to '
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
262 'use .deleteme logic')
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
263 dfname = '%s.deleteme' % outname
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
264 if os.path.exists(dfname):
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guerler
parents:
diff changeset
265 os.remove(dfname) # Not allowed to fail here
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guerler
parents:
diff changeset
266 os.rename(outname, dfname) # nor here
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guerler
parents:
diff changeset
267 self._fileop.write_binary_file(outname, script_bytes)
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guerler
parents:
diff changeset
268 logger.debug('Able to replace executable using '
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
269 '.deleteme logic')
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guerler
parents:
diff changeset
270 try:
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guerler
parents:
diff changeset
271 os.remove(dfname)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
272 except Exception:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
273 pass # still in use - ignore error
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guerler
parents:
diff changeset
274 else:
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guerler
parents:
diff changeset
275 if self._is_nt and not outname.endswith('.' + ext): # pragma: no cover
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guerler
parents:
diff changeset
276 outname = '%s.%s' % (outname, ext)
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guerler
parents:
diff changeset
277 if os.path.exists(outname) and not self.clobber:
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guerler
parents:
diff changeset
278 logger.warning('Skipping existing file %s', outname)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
279 continue
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parents:
diff changeset
280 self._fileop.write_binary_file(outname, script_bytes)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
281 if self.set_mode:
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parents:
diff changeset
282 self._fileop.set_executable_mode([outname])
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parents:
diff changeset
283 filenames.append(outname)
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guerler
parents:
diff changeset
284
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parents:
diff changeset
285 def _make_script(self, entry, filenames, options=None):
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guerler
parents:
diff changeset
286 post_interp = b''
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
287 if options:
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guerler
parents:
diff changeset
288 args = options.get('interpreter_args', [])
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guerler
parents:
diff changeset
289 if args:
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guerler
parents:
diff changeset
290 args = ' %s' % ' '.join(args)
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guerler
parents:
diff changeset
291 post_interp = args.encode('utf-8')
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
292 shebang = self._get_shebang('utf-8', post_interp, options=options)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
293 script = self._get_script_text(entry).encode('utf-8')
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guerler
parents:
diff changeset
294 name = entry.name
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
295 scriptnames = set()
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
296 if '' in self.variants:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
297 scriptnames.add(name)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
298 if 'X' in self.variants:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
299 scriptnames.add('%s%s' % (name, self.version_info[0]))
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
300 if 'X.Y' in self.variants:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
301 scriptnames.add('%s-%s.%s' % (name, self.version_info[0],
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
302 self.version_info[1]))
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
303 if options and options.get('gui', False):
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guerler
parents:
diff changeset
304 ext = 'pyw'
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
305 else:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
306 ext = 'py'
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
307 self._write_script(scriptnames, shebang, script, filenames, ext)
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guerler
parents:
diff changeset
308
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
309 def _copy_script(self, script, filenames):
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
310 adjust = False
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
311 script = os.path.join(self.source_dir, convert_path(script))
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guerler
parents:
diff changeset
312 outname = os.path.join(self.target_dir, os.path.basename(script))
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
313 if not self.force and not self._fileop.newer(script, outname):
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
314 logger.debug('not copying %s (up-to-date)', script)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
315 return
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
316
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
317 # Always open the file, but ignore failures in dry-run mode --
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
318 # that way, we'll get accurate feedback if we can read the
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
319 # script.
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
320 try:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
321 f = open(script, 'rb')
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
322 except IOError: # pragma: no cover
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
323 if not self.dry_run:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
324 raise
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
325 f = None
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
326 else:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
327 first_line = f.readline()
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
328 if not first_line: # pragma: no cover
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
329 logger.warning('%s: %s is an empty file (skipping)',
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
330 self.get_command_name(), script)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
331 return
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
332
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
333 match = FIRST_LINE_RE.match(first_line.replace(b'\r\n', b'\n'))
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
334 if match:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
335 adjust = True
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
336 post_interp = match.group(1) or b''
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
337
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
338 if not adjust:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
339 if f:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
340 f.close()
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
341 self._fileop.copy_file(script, outname)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
342 if self.set_mode:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
343 self._fileop.set_executable_mode([outname])
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
344 filenames.append(outname)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
345 else:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
346 logger.info('copying and adjusting %s -> %s', script,
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
347 self.target_dir)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
348 if not self._fileop.dry_run:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
349 encoding, lines = detect_encoding(f.readline)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
350 f.seek(0)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
351 shebang = self._get_shebang(encoding, post_interp)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
352 if b'pythonw' in first_line: # pragma: no cover
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
353 ext = 'pyw'
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
354 else:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
355 ext = 'py'
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
356 n = os.path.basename(outname)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
357 self._write_script([n], shebang, f.read(), filenames, ext)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
358 if f:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
359 f.close()
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
360
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
361 @property
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
362 def dry_run(self):
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
363 return self._fileop.dry_run
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
364
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
365 @dry_run.setter
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
366 def dry_run(self, value):
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
367 self._fileop.dry_run = value
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
368
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
369 if os.name == 'nt' or (os.name == 'java' and os._name == 'nt'): # pragma: no cover
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
370 # Executable launcher support.
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
371 # Launchers are from https://bitbucket.org/vinay.sajip/simple_launcher/
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
372
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
373 def _get_launcher(self, kind):
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
374 if struct.calcsize('P') == 8: # 64-bit
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
375 bits = '64'
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
376 else:
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
377 bits = '32'
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
378 name = '%s%s.exe' % (kind, bits)
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
379 # Issue 31: don't hardcode an absolute package name, but
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
380 # determine it relative to the current package
d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
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381 distlib_package = __name__.rsplit('.', 1)[0]
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382 resource = finder(distlib_package).find(name)
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383 if not resource:
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384 msg = ('Unable to find resource %s in package %s' % (name,
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385 distlib_package))
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386 raise ValueError(msg)
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387 return resource.bytes
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388
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389 # Public API follows
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390
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391 def make(self, specification, options=None):
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392 """
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393 Make a script.
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394
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395 :param specification: The specification, which is either a valid export
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396 entry specification (to make a script from a
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397 callable) or a filename (to make a script by
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398 copying from a source location).
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399 :param options: A dictionary of options controlling script generation.
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400 :return: A list of all absolute pathnames written to.
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401 """
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402 filenames = []
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403 entry = get_export_entry(specification)
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404 if entry is None:
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405 self._copy_script(specification, filenames)
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406 else:
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407 self._make_script(entry, filenames, options=options)
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408 return filenames
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409
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410 def make_multiple(self, specifications, options=None):
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411 """
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412 Take a list of specifications and make scripts from them,
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413 :param specifications: A list of specifications.
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414 :return: A list of all absolute pathnames written to,
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415 """
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416 filenames = []
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417 for specification in specifications:
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418 filenames.extend(self.make(specification, options))
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419 return filenames