| 1 | Revision history for Perl extension Convert::UUlib. |
1 | Revision history for Perl extension Convert::UUlib. |
| 2 | |
2 | |
| 3 | TODO: biggest timesinks: FP_fgets/getc_unlocked overall, UUInsertPartToList dominates large loads due to O(n**2) search |
3 | TODO: biggest timesinks: FP_fgets/getc_unlocked overall, UUInsertPartToList dominates large loads due to O(n**2) search |
| 4 | |
4 | |
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5 | 1.8 Thu Dec 17 02:23:53 CET 2020 |
| 5 | - no bugfixes in this release due to lack of known bugs, but the major changes |
6 | - no bugfixes in this release due to lack of known bugs, but the major changes |
| 6 | in this release might have introduced new bugs, so watch out. |
7 | in this release might have introduced new bugs, so watch out. |
| 7 | - update large decoder example to disable OPT_AUTOCHK dn use Smerge -1. |
8 | - update large decoder example to disable OPT_AUTOCHK and use Smerge -1. |
| 8 | - some micro-optimisations. |
9 | - some micro-optimisations. |
| 9 | - avoid costly string comparisons by comparing hashes when isnerting items, |
10 | - avoid costly string comparisons by comparing hashes when isnerting items, |
| 10 | which speeds up insertion by a constant factor. |
11 | which speeds up insertion by a constant factor. |
| 11 | - improve uulist (and other) structure layout and size. |
12 | - improve uulist (and other) structure layout and size. |
| 12 | - reverse the order of file list items, which heuristically improves |
13 | - reverse the order of file list items, which heuristically improves |
| 13 | match speed with large usenet file lists. |
14 | match speed with large usenet file lists. |
| 14 | - use getc instead of fgetc, which makes no difference on gnu/linux. |
15 | - use getc instead of fgetc, which makes no difference on gnu/linux, |
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16 | but might, elsewhere. |
| 15 | - clean up _FP symbol names toi not start with an underscore. |
17 | - clean up _FP symbol names to not start with an underscore. |
| 16 | - use feof_unlocked and ferror_unlocked. |
18 | - use feof_unlocked and ferror_unlocked. |
| 17 | - implement a faster ascii-only strnicmp. |
19 | - implement a faster ascii-only strnicmp. |
| 18 | - misc very minor code improvements. |
20 | - misc very minor code improvements. |
| 19 | - remove quite a bit of pre-posix/dos/etc. cruft. |
21 | - remove quite a bit of pre-posix/dos/etc. cruft. |
| 20 | - use flockfile, if available, for a potential but small |
22 | - use flockfile, if available, for a potential but small |
