Use FIND_PROGRAM to detect readlink path.

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c24a4a8..e823062 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -47,7 +47,8 @@ FIND_PACKAGE(SWIG REQUIRED)
 FIND_PACKAGE(Zypp REQUIRED)
 
 # determine zypp version
-EXECUTE_PROCESS(COMMAND "/usr/bin/readlink" ${ZYPP_LIBRARY} OUTPUT_VARIABLE ZYPP_SOFILE)
+FIND_PROGRAM(READ_LINK readlink)
+EXECUTE_PROCESS(COMMAND "${READ_LINK}" ${ZYPP_LIBRARY} OUTPUT_VARIABLE ZYPP_SOFILE)
 
 # match number at end, strip trailing \n by using a sub-match
 STRING(REGEX MATCH "([0-9]+)\n$" ZYPP_VERSION "${ZYPP_SOFILE}")