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regexp: Add comment of changes.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
This commit is contained in:
NIIBE Yutaka 2020-02-14 14:24:42 +09:00
parent da735afdcc
commit 17216e6dc9

View File

@ -47,6 +47,11 @@
* shorthand character classes, increased number of parentheses to 100,
* backslash escape sequences. It also removes \n as an alternative to |.
*
*** THIS IS AN ALTERED VERSION. It was altered to offer POSIX-like
*** regular expression routines of regcomp/regexec/regerror/regfree,
*** with UTF-8 support, by NIIBE Yutaka <gniibe@fsij.org> on
*** 2020-02-14.
*
* Beware that some of this code is subtly aware of the way operator
* precedence is structured in regular expressions. Serious changes in
* regular-expression syntax might require a total rethink.