mirror of
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39 lines
925 B
Python
Executable file
39 lines
925 B
Python
Executable file
#!/usr/bin/python
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import sys, os
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import glob, re
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partA = """\
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python version %d.%d.%d can't run %s. Try the alternative(s):
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"""
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partB = """
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Run "man python" for more information about multiple version support in
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Mac OS X.
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"""
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sys.stderr.write(partA % (sys.version_info[:3] + (sys.argv[0],)))
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dir, base = os.path.split(sys.argv[0])
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specialcase = (base == 'python-config')
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if specialcase:
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pat = "python*-config"
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else:
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pat = base + '*'
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g = glob.glob(os.path.join(dir, pat))
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# match a single digit, dot and possibly multiple digits, because we might
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# have 2to32.6, where the program is 2to3 and the version is 2.6.
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vpat = re.compile("\d\.\d+")
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n = 0
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for i in g:
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vers = vpat.search(i)
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if vers is None:
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continue
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sys.stderr.write("%s (uses python %s)\n" % (i, i[vers.start():vers.end()]))
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n = 1
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if n == 0:
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sys.stderr.write("(Error: no alternatives found)\n")
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sys.stderr.write(partB)
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sys.exit(1)
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