Ed Morton wrote: > I asked in the bug-gawk mailing list (see > https://lists.gnu.org/archive/html/bug-gawk/2024-08/msg00026.html) > if/when GNU awk would support the `.*?` ERE construct described in the > latest POSIX spec > (https://pubs.opengroup.org/onlinepubs/9799919799/basedefs/V1_chap09.html#tag_09_04_06) > > as: > > ---- > Each of the duplication symbols ('+', '*', '?', and intervals) can be > suffixed by the repetition modifier '?' (<question-mark>), in which case > matching behavior for that repetition shall be changed from the leftmost > longest possible match to the leftmost shortest possible match, > including the null match (see A.9 Regular Expressions ). For example, > the ERE ".*c" matches up to and including the last character ('c') in > the string "abc abc", whereas the ERE ".*?c" matches up to and including > the first character 'c', the third character in the string. > ---- > > and was told: > > ---- > Support for this feature can't happen unless and until GNU regex and GNU > dfa, which are both part of Gnulib, support it. So you might consider > asking on the bug-gnulib list what their plans are for it. > ---- > > so - what are the plans, if any, for supporting that functionality?
What Arnold said [1], holds for me as well: It's well beyond my capabilities. All I could help with are a test suite and some configure tests. Bruno [1] https://lists.gnu.org/archive/html/bug-gawk/2024-08/msg00030.html
