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Rather gross workaround for a bug in the mac GUSI I/O library:

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lseek(fp, 0L, SEEK_CUR) can make a filedescriptor unusable.
This workaround is expected to last only a few weeks (until GUSI
is fixed), but without it test_email fails.
This commit is contained in:
Jack Jansen 2001-10-10 22:03:27 +00:00
parent b088dd4a26
commit 2771b5b52b
1 changed files with 7 additions and 1 deletions
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8
Objects/fileobject.c
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@ -523,9 +523,15 @@ new_buffersize(PyFileObject *f, size_t currentsize)
works. We can't use the lseek() value either, because we
need to take the amount of buffered data into account.
(Yet another reason why stdio stinks. :-) */
#ifdef USE_GUSI2
pos = lseek(fileno(f->f_fp), 1L, SEEK_CUR);
pos = lseek(fileno(f->f_fp), -1L, SEEK_CUR);
#else
pos = lseek(fileno(f->f_fp), 0L, SEEK_CUR);
if (pos >= 0)
#endif
if (pos >= 0) {
pos = ftell(f->f_fp);
}
if (pos < 0)
clearerr(f->f_fp);
if (end > pos && pos >= 0)