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| author | Rolf Eike Beer <eike@sf-mail.de> | 2014-04-06 21:30:00 +0200 |
|---|---|---|
| committer | Rolf Eike Beer <eike@sf-mail.de> | 2014-04-14 18:16:58 +0200 |
| commit | 2622bc3f65162bf6d6cb5838da6999f8b5ca75cf (patch) | |
| tree | d90da340e1dd6e104f8b6c7344f6b38e4d1f03c8 /Modules/FindPerl.cmake | |
| parent | 11a6b3d59ad2f75890fcdc42ec13c7a9ee1463f0 (diff) | |
| download | cmake-2622bc3f65162bf6d6cb5838da6999f8b5ca75cf.tar.gz | |
Clean up usage of if(... MATCHES regex) followed string(REGEX REPLACE regex)
The matches have already been calculated and can simply be taken from
CMAKE_MATCH_n variables. This avoids multiple compilations of the same or very
similar regular expressions.
Diffstat (limited to 'Modules/FindPerl.cmake')
| -rw-r--r-- | Modules/FindPerl.cmake | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Modules/FindPerl.cmake b/Modules/FindPerl.cmake index 3fd5d8ef6f..70284b6f75 100644 --- a/Modules/FindPerl.cmake +++ b/Modules/FindPerl.cmake @@ -70,9 +70,9 @@ if(PERL_EXECUTABLE) OUTPUT_STRIP_TRAILING_WHITESPACE ) if(NOT PERL_VERSION_RESULT_VARIABLE AND PERL_VERSION_OUTPUT_VARIABLE MATCHES "This is perl.*[ \\(]v([0-9\\._]+)[ \\)]") - string(REGEX REPLACE ".*This is perl.*[ \\(]v([0-9\\._]+)[ \\)].*" "\\1" PERL_VERSION_STRING ${PERL_VERSION_OUTPUT_VARIABLE}) + set(PERL_VERSION_STRING "${CMAKE_MATCH_1}") elseif(NOT PERL_VERSION_RESULT_VARIABLE AND PERL_VERSION_OUTPUT_VARIABLE MATCHES "This is perl, version ([0-9\\._]+) +") - string(REGEX REPLACE ".*This is perl, version ([0-9\\._]+) +.*" "\\1" PERL_VERSION_STRING ${PERL_VERSION_OUTPUT_VARIABLE}) + set(PERL_VERSION_STRING "${CMAKE_MATCH_1}") endif() endif() endif() |