/usr/lib/python3/dist-packages/numpy/distutils/lib2def.py is in python3-numpy 1:1.12.1-3.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 | from __future__ import division, absolute_import, print_function
import re
import sys
import os
import subprocess
__doc__ = """This module generates a DEF file from the symbols in
an MSVC-compiled DLL import library. It correctly discriminates between
data and functions. The data is collected from the output of the program
nm(1).
Usage:
python lib2def.py [libname.lib] [output.def]
or
python lib2def.py [libname.lib] > output.def
libname.lib defaults to python<py_ver>.lib and output.def defaults to stdout
Author: Robert Kern <kernr@mail.ncifcrf.gov>
Last Update: April 30, 1999
"""
__version__ = '0.1a'
py_ver = "%d%d" % tuple(sys.version_info[:2])
DEFAULT_NM = 'nm -Cs'
DEF_HEADER = """LIBRARY python%s.dll
;CODE PRELOAD MOVEABLE DISCARDABLE
;DATA PRELOAD SINGLE
EXPORTS
""" % py_ver
# the header of the DEF file
FUNC_RE = re.compile(r"^(.*) in python%s\.dll" % py_ver, re.MULTILINE)
DATA_RE = re.compile(r"^_imp__(.*) in python%s\.dll" % py_ver, re.MULTILINE)
def parse_cmd():
"""Parses the command-line arguments.
libfile, deffile = parse_cmd()"""
if len(sys.argv) == 3:
if sys.argv[1][-4:] == '.lib' and sys.argv[2][-4:] == '.def':
libfile, deffile = sys.argv[1:]
elif sys.argv[1][-4:] == '.def' and sys.argv[2][-4:] == '.lib':
deffile, libfile = sys.argv[1:]
else:
print("I'm assuming that your first argument is the library")
print("and the second is the DEF file.")
elif len(sys.argv) == 2:
if sys.argv[1][-4:] == '.def':
deffile = sys.argv[1]
libfile = 'python%s.lib' % py_ver
elif sys.argv[1][-4:] == '.lib':
deffile = None
libfile = sys.argv[1]
else:
libfile = 'python%s.lib' % py_ver
deffile = None
return libfile, deffile
def getnm(nm_cmd = ['nm', '-Cs', 'python%s.lib' % py_ver]):
"""Returns the output of nm_cmd via a pipe.
nm_output = getnam(nm_cmd = 'nm -Cs py_lib')"""
f = subprocess.Popen(nm_cmd, shell=True, stdout=subprocess.PIPE, universal_newlines=True)
nm_output = f.stdout.read()
f.stdout.close()
return nm_output
def parse_nm(nm_output):
"""Returns a tuple of lists: dlist for the list of data
symbols and flist for the list of function symbols.
dlist, flist = parse_nm(nm_output)"""
data = DATA_RE.findall(nm_output)
func = FUNC_RE.findall(nm_output)
flist = []
for sym in data:
if sym in func and (sym[:2] == 'Py' or sym[:3] == '_Py' or sym[:4] == 'init'):
flist.append(sym)
dlist = []
for sym in data:
if sym not in flist and (sym[:2] == 'Py' or sym[:3] == '_Py'):
dlist.append(sym)
dlist.sort()
flist.sort()
return dlist, flist
def output_def(dlist, flist, header, file = sys.stdout):
"""Outputs the final DEF file to a file defaulting to stdout.
output_def(dlist, flist, header, file = sys.stdout)"""
for data_sym in dlist:
header = header + '\t%s DATA\n' % data_sym
header = header + '\n' # blank line
for func_sym in flist:
header = header + '\t%s\n' % func_sym
file.write(header)
if __name__ == '__main__':
libfile, deffile = parse_cmd()
if deffile is None:
deffile = sys.stdout
else:
deffile = open(deffile, 'w')
nm_cmd = [str(DEFAULT_NM), str(libfile)]
nm_output = getnm(nm_cmd)
dlist, flist = parse_nm(nm_output)
output_def(dlist, flist, DEF_HEADER, deffile)
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