(*atomic:\d+)foo-This kind of parenthesized group "locks up" the part of the pattern it -contains once it has matched, and a failure further into the pattern is -prevented from backtracking into it. Backtracking past it to previous items, -however, works as normal. +This kind of parenthesized group "locks up" the part of the pattern it contains +once it has matched, and a failure further into the pattern is prevented from +backtracking into it. Backtracking past it to previous items, however, works as +normal.
An alternative description is that a group of this type matches exactly the diff --git a/doc/pcre2.txt b/doc/pcre2.txt index dde66a1..0b1b876 100644 --- a/doc/pcre2.txt +++ b/doc/pcre2.txt @@ -185,8 +185,8 @@ REVISION Last updated: 27 August 2021 Copyright (c) 1997-2021 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2API(3) Library Functions Manual PCRE2API(3) @@ -3459,7 +3459,7 @@ CREATING A NEW STRING WITH SUBSTITUTIONS no case forcing. The sequences \u and \l force the next character (if it is a letter) to upper or lower case, respectively, and then the state automatically reverts to no case forcing. Case forcing applies to - all inserted characters, including those from capture groups and let- + all inserted characters, including those from capture groups and let- ters within \Q...\E quoted sequences. If either PCRE2_UTF or PCRE2_UCP was set when the pattern was compiled, Unicode properties are used for case forcing characters whose code points are greater than 127. @@ -3851,8 +3851,8 @@ REVISION Last updated: 30 August 2021 Copyright (c) 1997-2021 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2BUILD(3) Library Functions Manual PCRE2BUILD(3) @@ -4447,8 +4447,8 @@ REVISION Last updated: 20 March 2020 Copyright (c) 1997-2020 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2CALLOUT(3) Library Functions Manual PCRE2CALLOUT(3) @@ -4877,8 +4877,8 @@ REVISION Last updated: 03 February 2019 Copyright (c) 1997-2019 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2COMPAT(3) Library Functions Manual PCRE2COMPAT(3) @@ -5092,8 +5092,8 @@ REVISION Last updated: 30 August 2021 Copyright (c) 1997-2021 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2JIT(3) Library Functions Manual PCRE2JIT(3) @@ -5518,8 +5518,8 @@ REVISION Last updated: 23 May 2019 Copyright (c) 1997-2019 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2LIMITS(3) Library Functions Manual PCRE2LIMITS(3) @@ -5588,8 +5588,8 @@ REVISION Last updated: 02 February 2019 Copyright (c) 1997-2019 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2MATCHING(3) Library Functions Manual PCRE2MATCHING(3) @@ -5813,8 +5813,8 @@ REVISION Last updated: 28 August 2021 Copyright (c) 1997-2021 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2PARTIAL(3) Library Functions Manual PCRE2PARTIAL(3) @@ -6193,8 +6193,8 @@ REVISION Last updated: 04 September 2019 Copyright (c) 1997-2019 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2PATTERN(3) Library Functions Manual PCRE2PATTERN(3) @@ -8068,7 +8068,7 @@ ATOMIC GROUPING AND POSSESSIVE QUANTIFIERS (*atomic:\d+)foo - This kind of parenthesized group "locks up" the part of the pattern it + This kind of parenthesized group "locks up" the part of the pattern it contains once it has matched, and a failure further into the pattern is prevented from backtracking into it. Backtracking past it to previous items, however, works as normal. @@ -9643,8 +9643,8 @@ REVISION Last updated: 30 August 2021 Copyright (c) 1997-2021 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2PERFORM(3) Library Functions Manual PCRE2PERFORM(3) @@ -9878,8 +9878,8 @@ REVISION Last updated: 03 February 2019 Copyright (c) 1997-2019 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2POSIX(3) Library Functions Manual PCRE2POSIX(3) @@ -10212,8 +10212,8 @@ REVISION Last updated: 26 April 2021 Copyright (c) 1997-2021 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2SAMPLE(3) Library Functions Manual PCRE2SAMPLE(3) @@ -10491,8 +10491,8 @@ REVISION Last updated: 27 June 2018 Copyright (c) 1997-2018 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2SYNTAX(3) Library Functions Manual PCRE2SYNTAX(3) @@ -11011,8 +11011,8 @@ REVISION Last updated: 30 August 2021 Copyright (c) 1997-2021 University of Cambridge. ------------------------------------------------------------------------------ - - + + PCRE2UNICODE(3) Library Functions Manual PCRE2UNICODE(3) @@ -11446,5 +11446,5 @@ REVISION Last updated: 23 February 2020 Copyright (c) 1997-2020 University of Cambridge. ------------------------------------------------------------------------------ - - + + diff --git a/doc/pcre2api.3 b/doc/pcre2api.3 index 1ad6e26..f815d92 100644 --- a/doc/pcre2api.3 +++ b/doc/pcre2api.3 @@ -2279,7 +2279,7 @@ return zero. The third argument should point to a \fBsize_t\fP variable. PCRE2_INFO_LASTCODETYPE .sp Returns 1 if there is a rightmost literal code unit that must exist in any -matched string, other than at its start. The third argument should point to a +matched string, other than at its start. The third argument should point to a \fBuint32_t\fP variable. If there is no such value, 0 is returned. When 1 is returned, the code unit value itself can be retrieved using PCRE2_INFO_LASTCODEUNIT. For anchored patterns, a last literal value is @@ -3584,7 +3584,7 @@ and force lower case. The escape sequences change the current state: \eU and terminating a \eQ quoted sequence) reverts to no case forcing. The sequences \eu and \el force the next character (if it is a letter) to upper or lower case, respectively, and then the state automatically reverts to no case -forcing. Case forcing applies to all inserted characters, including those from +forcing. Case forcing applies to all inserted characters, including those from capture groups and letters within \eQ...\eE quoted sequences. If either PCRE2_UTF or PCRE2_UCP was set when the pattern was compiled, Unicode properties are used for case forcing characters whose code points are greater diff --git a/doc/pcre2pattern.3 b/doc/pcre2pattern.3 index 627f229..a2907f3 100644 --- a/doc/pcre2pattern.3 +++ b/doc/pcre2pattern.3 @@ -2186,10 +2186,10 @@ be easier to remember: .sp (*atomic:\ed+)foo .sp -This kind of parenthesized group "locks up" the part of the pattern it -contains once it has matched, and a failure further into the pattern is -prevented from backtracking into it. Backtracking past it to previous items, -however, works as normal. +This kind of parenthesized group "locks up" the part of the pattern it contains +once it has matched, and a failure further into the pattern is prevented from +backtracking into it. Backtracking past it to previous items, however, works as +normal. .P An alternative description is that a group of this type matches exactly the string of characters that an identical standalone pattern would match, if