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Documented new regexp-substitute procs.

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shivers 1997-04-18 02:02:15 +00:00
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@ -81,6 +81,13 @@ compilation is now provided, and the AWK macro has been rewritten to
pre-compile regexps used in rules outside the loop. It is still, however, pre-compile regexps used in rules outside the loop. It is still, however,
slower than it should be. slower than it should be.
We have introduced two new procedures for our Perl fans, for performing
regexp-directed string substitutions:
regexp-substitute
regexp-substitute/global
The design is not what you might expect, but they are quite powerful
and efficient.
Execing programs should be faster in this release, since we now use the Execing programs should be faster in this release, since we now use the
CLOEXEC status bit to get automatic closing of unrevealed port file CLOEXEC status bit to get automatic closing of unrevealed port file
descriptors. descriptors.