Am Freitag, 11. Oktober 2013, 12:07:58 schrieb Clark WANG: > See following example: > > $ cmake --version > cmake version 2.8.11.2 > $ cat CMakeLists.txt > cmake_minimum_required(VERSION 2.8) > > FUNCTION(foo) > list(LENGTH ARGV argc) > message("ARGC=${ARGC} list(LENGTH ARGV)=${argc}") > > list(GET ARGV 0 argv0) > message("ARGV0=${ARGV0} list(GET ARGV 0)=${argv0}") > ENDFUNCTION() > > foo("a;b;c") > $ cmake . > ARGC=1 list(LENGTH ARGV)=3 > ARGV0=a;b;c list(GET ARGV 0)=a > -- Configuring done > -- Generating done > -- Build files have been written to: /root/tmp > $ > > I know ';' is special in cmake but it's counter-intuitive that ARGC != > list(LENGTH ARGV). Is this a bug?
CMake will not expand a string into a list when passed as arguments. It would do when using a variable: set(foovar "a;b;c") foo(${foovar}) ARGC=3 list(LENGTH ARGV)=3 ARGV0=a list(GET ARGV 0)=a Eike
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