Hi Aaron,
If I run your script (using CMake 2.6.2) I get
-- CONTAINS_LIB = TRUE
as output. Isn't that what you expected? If not, then I'm missing the
point of your macro LIST_CONTAINS. What version of CMake are you using?
Best regards,
Marcel Loose.
On Wed, 2009-11-18 at 09:54 -0800, aaron_wri...@selinc.com wrote:
> I have a little question about how to prevent double substitution in
> an IF statement.
>
> Consider this macro that looks through a list for a string, and sets a
> variable to TRUE if it is found. The problem I have is that the IF
> statement substitutes ${VALUE2} with LIB, and then substitutes LIB
> with HELLO, and finds what it's looking for, even though it wasn't
> really there. I want it to stop at the first substitution to prevent
> this weird behavior. Ideas?
>
> MACRO(LIST_CONTAINS VAR VALUE)
> SET(${VAR})
>
> FOREACH(VALUE2 ${ARGN})
> IF(${VALUE} STREQUAL ${VALUE2})
> SET(${VAR} TRUE)
> ENDIF()
> ENDFOREACH()
> ENDMACRO()
>
> SET(LIB HELLO)
> SET(LIBS LIB IS GREAT)
>
> LIST_CONTAINS(CONTAINS_LIB ${LIB} ${LIBS})
>
> MESSAGE(STATUS "CONTAINS_LIB = ${CONTAINS_LIB}")
> ---------------------------------------------------------
> Aaron Wright
> Software Engineer - DCS Group
> Schweitzer Engineering Laboratories, Inc.
> Pullman, WA 99163
> 509-334-8087
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