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-rw-r--r--kmtrace/ConfigureChecks.cmake4
1 files changed, 2 insertions, 2 deletions
diff --git a/kmtrace/ConfigureChecks.cmake b/kmtrace/ConfigureChecks.cmake
index 5c06aac6..476e63b2 100644
--- a/kmtrace/ConfigureChecks.cmake
+++ b/kmtrace/ConfigureChecks.cmake
@@ -4,8 +4,8 @@
if ( CMAKE_MAJOR_VERSION LESS "3" )
check_symbol_exists( backtrace "execinfo.h" HAVE_BACKTRACE )
if ( HAVE_BACKTRACE )
- set ( Backtrace_LIBRARY "" )
- set ( Backtrace_HEADER "execinfo.h" )
+ set ( Backtrace_LIBRARY "" CACHE STRING "Library providing backtrace(3), empty for default set of libraries" )
+ set ( Backtrace_HEADER "execinfo.h" CACHE STRING "Header providing backtrace(3) facility" )
endif ()
else ()
find_package( Backtrace )