package ( " re2 " )
set_homepage ( " https://github.com/google/re2 " )
set_description ( " RE2 is a fast, safe, thread-friendly alternative to backtracking regular expression engines like those used in PCRE, Perl, and Python. It is a C++ library. " )
set_license ( " BSD-3-Clause " )
add_urls ( " https://github.com/google/re2/archive/$(version).tar.gz " , { version = function ( version ) return version : gsub ( " %. " , " - " ) end } )
add_versions ( " 2020.11.01 " , " 8903cc66c9d34c72e2bc91722288ebc7e3ec37787ecfef44d204b2d6281954d7 " )
add_versions ( " 2021.06.01 " , " 26155e050b10b5969e986dab35654247a3b1b295e0532880b5a9c13c0a700ceb " )
if is_plat ( " windows " ) then
add_deps ( " cmake " )
elseif is_plat ( " linux " ) then
add_syslinks ( " pthread " )
end
on_install ( " windows " , function ( package )
local configs = { " -DRE2_BUILD_TESTING=OFF " }
table.insert ( configs , " -DCMAKE_BUILD_TYPE= " .. ( package : debug ( ) and " Debug " or " Release " ) )
table.insert ( configs , " -DBUILD_SHARED_LIBS= " .. ( package : config ( " shared " ) and " ON " or " OFF " ) )
import ( " package.tools.cmake " ) . install ( package , configs )
end )
on_install ( " macosx " , " linux " , function ( package )
local configs = { " prefix= " .. package : installdir ( ) }
import ( " package.tools.make " ) . build ( package , configs )
if package : config ( " shared " ) then
os.vrunv ( " make shared-install " , configs )
else
os.vrunv ( " make static-install " , configs )
end
end )
on_test ( function ( package )
assert ( package : check_cxxsnippets ( { test = [ [
# include < string >
# include < cassert >
void test ( ) {
int i ;
std :: string s ;
assert ( RE2 :: FullMatch ( " ruby : 1234 " , " ( \ \ w + ) : ( \ \ d + ) " , & s , & i ) ) ;
assert ( s == " ruby " ) ;
assert ( i == 1234 ) ;
}
] ] } , { configs = { languages = " c++11 " } , includes = " re2/re2.h " } ) )
end )