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path: root/src/regex/regcomp.c
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2012-04-13remove invalid code from TRERich Felker-14/+0
TRE wants to treat + and ? after a +, ?, or * as special; ? means ungreedy and + is reserved for future use. however, this is non-conformant. although redundant, these redundant characters have well-defined (no-op) meaning for POSIX ERE, and are actually _literal_ characters (which TRE is wrongly ignoring) in POSIX BRE mode. the simplest fix is to simply remove the unneeded nonstandard functionality. as a plus, this shaves off a small amount of bloat.
2012-03-20upgrade to latest upstream TRE regex code (0.8.0)Rich Felker-775/+822
the main practical results of this change are 1. the regex code is no longer subject to LGPL; it's now 2-clause BSD 2. most (all?) popular nonstandard regex extensions are supported I hesitate to call this a "sync" since both the old and new code are heavily modified. in one sense, the old code was "more severely" modified, in that it was actively hostile to non-strictly-conforming expressions. on the other hand, the new code has eliminated the useless translation of the entire regex string to wchar_t prior to compiling, and now only converts multibyte character literals as needed. in the future i may use this modified TRE as a basis for writing the long-planned new regex engine that will avoid multibyte-to-wide character conversion entirely by compiling multibyte bracket expressions specific to UTF-8.
2011-06-16duplicate re_nsub in LSB/glibc ABI compatible locationRich Felker-1/+1
2011-02-12initial check-in, version 0.5.0v0.5.0Rich Felker-0/+3362