At 2023-07-31T16:08:31+0200, Denys Vlasenko wrote: > There is no reason to innovate in tools such as sed, awk, or sh.
These are terrible examples to use; look at the history of all three. > They have fossilized. No, they've been _standardized_. POSIX acknowledges that the common set of expected functionality evolves; often to add features (see the much-needed additions to standard make(1) in POSIX Issue 8, currently in draft), but also to shrink in some necessary ways. I think the Austin Group (the POSIX team) deprecated gets() before WG14 (the C standard committee) did. > For example, you can add floating-point math to sh. This would be > innovation. This would also break many thousands of existing scripts, > while being nowhere near enough for most serious uses of floating > point calculations, both in speed and features. Not a good idea. It was done in ksh93. Regards, Branden
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