mirror of https://github.com/python/cpython
Of course, I shouldn't have used lseek() to find out the file's
position in new_buffersize(); the correct function to use is ftell(). Thanks to Ben Jackson.
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@ -406,17 +406,14 @@ new_buffersize(f, currentsize)
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size_t currentsize;
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{
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#ifdef HAVE_FSTAT
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#ifndef SEEK_CUR
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#define SEEK_CUR 1
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#endif
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long pos, end;
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struct stat st;
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if (fstat(fileno(f->f_fp), &st) == 0) {
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end = st.st_size;
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pos = lseek(fileno(f->f_fp), 0L, SEEK_CUR);
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pos = ftell(f->f_fp);
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if (end > pos && pos >= 0)
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return end - pos + BUFSIZ;
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/* Add BUFSIZ to allow for stdio buffered data */
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return end - pos + 1;
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/* Add 1 so if the file were to grow we'd notice. */
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}
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#endif
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if (currentsize > SMALLCHUNK) {
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