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Patch by Christian Tismer for Win32, to use FormatMessage() instead of

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strerror().  This improves the quality of the error messages.
This commit is contained in:
Guido van Rossum 1999-04-21 15:27:31 +00:00
parent 085b8121eb
commit 743007d2fe
1 changed files with 29 additions and 2 deletions
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31
Python/errors.c
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@ -49,6 +49,11 @@ extern char *strerror Py_PROTO((int));
#endif
#endif
#ifdef MS_WIN32
#include "windows.h"
#include "winbase.h"
#endif
void
PyErr_Restore(type, value, traceback)
PyObject *type;
@ -142,7 +147,7 @@ PyErr_GivenExceptionMatches(err, exc)
return err == exc;
}
int
PyErr_ExceptionMatches(exc)
@ -291,7 +296,26 @@ PyErr_SetFromErrnoWithFilename(exc, filename)
if (i == 0)
s = "Error"; /* Sometimes errno didn't get set */
else
#ifndef MS_WIN32
s = strerror(i);
#else
{
int len = FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, /* no message source */
i,
MAKELANGID(LANG_NEUTRAL,
SUBLANG_DEFAULT), /* Default language */
(LPTSTR) &s,
0, /* size not used */
NULL); /* no args */
/* remove trailing cr/lf and dots */
while (len > 0 && s[len-1] <= '.')
s[--len] = '\0';
}
#endif
if (filename != NULL && Py_UseClassExceptionsFlag)
v = Py_BuildValue("(iss)", i, s, filename);
else
@ -300,9 +324,12 @@ PyErr_SetFromErrnoWithFilename(exc, filename)
PyErr_SetObject(exc, v);
Py_DECREF(v);
}
#ifdef MS_WIN32
LocalFree(s);
#endif
return NULL;
}
PyObject *
PyErr_SetFromErrno(exc)