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authorRolf Eike Beer <eike@sf-mail.de>2014-04-06 19:30:00 (GMT)
committerRolf Eike Beer <eike@sf-mail.de>2014-04-14 16:16:58 (GMT)
commit2622bc3f65162bf6d6cb5838da6999f8b5ca75cf (patch)
treed90da340e1dd6e104f8b6c7344f6b38e4d1f03c8 /Modules/FindPerl.cmake
parent11a6b3d59ad2f75890fcdc42ec13c7a9ee1463f0 (diff)
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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.cmake4
1 files changed, 2 insertions, 2 deletions
diff --git a/Modules/FindPerl.cmake b/Modules/FindPerl.cmake
index 3fd5d8e..70284b6 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()