mirror of
https://github.com/samba-team/samba.git
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e84924fdfe
as well as a comment about Python 2 strings, which we don't want to be reminded of. Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz> Reviewed-by: Andrew Bartlett <abartlet@samba.org>
150 lines
5.8 KiB
Python
Executable File
150 lines
5.8 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# Unix SMB/CIFS implementation.
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#
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# WERROR error definition generation
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#
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# Copyright (C) Catalyst.Net Ltd. 2017
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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import sys, os.path, io, string
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from gen_error_common import parseErrorDescriptions, ErrorDef
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def generateHeaderFile(out_file, errors):
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out_file.write("/*\n")
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out_file.write(" * Descriptions for errors generated from\n")
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out_file.write(" * [MS-ERREF] https://msdn.microsoft.com/en-us/library/cc231199.aspx\n")
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out_file.write(" */\n\n")
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out_file.write("#ifndef _WERR_GEN_H\n")
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out_file.write("#define _WERR_GEN_H\n")
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for err in errors:
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line = "#define %s W_ERROR(%s)\n" % (err.err_define, hex(err.err_code))
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out_file.write(line)
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out_file.write("\n#endif /* _WERR_GEN_H */\n")
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def generateSourceFile(out_file, errors):
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out_file.write("#include \"werror.h\"\n")
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out_file.write("/*\n")
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out_file.write(" * Names for errors generated from\n")
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out_file.write(" * [MS-ERREF] https://msdn.microsoft.com/en-us/library/cc231199.aspx\n")
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out_file.write(" */\n")
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out_file.write("static const struct werror_code_struct dos_errs[] = \n")
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out_file.write("{\n")
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for err in errors:
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out_file.write("\t{ \"%s\", %s },\n" % (err.err_define, err.err_define))
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out_file.write("{ 0, W_ERROR(0) }\n")
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out_file.write("};\n")
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out_file.write("\n/*\n")
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out_file.write(" * Descriptions for errors generated from\n")
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out_file.write(" * [MS-ERREF] https://msdn.microsoft.com/en-us/library/cc231199.aspx\n")
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out_file.write(" */\n")
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out_file.write("static const struct werror_str_struct dos_err_strs[] = \n")
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out_file.write("{\n")
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for err in errors:
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# Account for the possibility that some errors may not have descriptions
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if err.err_string == "":
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continue
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out_file.write("\t{ %s, \"%s\" },\n"%(err.err_define, err.err_string))
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out_file.write("\t{ W_ERROR(0), 0 }\n")
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out_file.write("};")
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def generatePythonFile(out_file, errors):
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out_file.write("/*\n")
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out_file.write(" * Errors generated from\n")
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out_file.write(" * [MS-ERREF] https://msdn.microsoft.com/en-us/library/cc231199.aspx\n")
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out_file.write(" */\n")
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out_file.write("#include <Python.h>\n")
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out_file.write("#include \"python/py3compat.h\"\n")
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out_file.write("#include \"includes.h\"\n\n")
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# This is needed to avoid a missing prototype error from the C
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# compiler. There is never a prototype for this function, it is a
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# module loaded by python with dlopen() and found with dlsym().
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out_file.write("static struct PyModuleDef moduledef = {\n")
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out_file.write("\tPyModuleDef_HEAD_INIT,\n")
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out_file.write("\t.m_name = \"werror\",\n")
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out_file.write("\t.m_doc = \"WERROR defines\",\n")
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out_file.write("\t.m_size = -1,\n")
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out_file.write("};\n\n")
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out_file.write("MODULE_INIT_FUNC(werror)\n")
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out_file.write("{\n")
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out_file.write("\tPyObject *m;\n\n")
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out_file.write("\tm = PyModule_Create(&moduledef);\n");
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out_file.write("\tif (m == NULL)\n");
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out_file.write("\t\treturn NULL;\n\n");
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for err in errors:
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line = """\tPyModule_AddObject(m, \"%s\",
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\t\tPyLong_FromUnsignedLongLong(W_ERROR_V(%s)));\n""" % (err.err_define, err.err_define)
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out_file.write(line)
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out_file.write("\n");
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out_file.write("\treturn m;\n");
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out_file.write("}\n");
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def transformErrorName( error_name ):
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if error_name.startswith("WERR_"):
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error_name = error_name.replace("WERR_", "", 1)
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elif error_name.startswith("ERROR_"):
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error_name = error_name.replace("ERROR_", "", 1)
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return "WERR_" + error_name.upper()
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# Script to generate files werror_gen.h, doserr_gen.c and
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# py_werror.c.
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#
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# These files contain generated definitions for WERRs and
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# their descriptions/names.
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#
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# This script takes four inputs:
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# [1]: The name of the text file which is the content of an HTML table
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# (e.g. the one found at https://msdn.microsoft.com/en-us/library/cc231199.aspx)
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# copied and pasted.
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# [2]: [[output werror_gen.h]]
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# [3]: [[output doserr_gen.c]]
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# [4]: [[output py_werror.c]]
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def main():
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if len(sys.argv) == 5:
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input_file_name = sys.argv[1]
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gen_headerfile_name = sys.argv[2]
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gen_sourcefile_name = sys.argv[3]
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gen_pythonfile_name = sys.argv[4]
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else:
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print("usage: %s winerrorfile headerfile sourcefile pythonfile" % sys.argv[0])
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sys.exit()
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input_file = io.open(input_file_name, "rt", encoding='utf8')
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errors = parseErrorDescriptions(input_file, True, transformErrorName)
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input_file.close()
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print("writing new header file: %s" % gen_headerfile_name)
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out_file = io.open(gen_headerfile_name, "wt", encoding='utf8')
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generateHeaderFile(out_file, errors)
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out_file.close()
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print("writing new source file: %s" % gen_sourcefile_name)
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out_file = io.open(gen_sourcefile_name, "wt", encoding='utf8')
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generateSourceFile(out_file, errors)
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out_file.close()
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print("writing new python file: %s" % gen_pythonfile_name)
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out_file = io.open(gen_pythonfile_name, "wt", encoding='utf8')
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generatePythonFile(out_file, errors)
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out_file.close()
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if __name__ == '__main__':
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main()
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