[Kst] branches/work/kst/portto4/kst/cmake/src/libkstapp

[Peter Kümmel]

SVN commit 1221611 by kuemmel:

don't touch at each cmake run authors.h

 M  +5 -1      CMakeLists.txt  


--- branches/work/kst/portto4/kst/cmake/src/libkstapp/CMakeLists.txt #1221610:1221611
@@ -8,8 +8,12 @@
 set_source_files_properties(${AUTHORS} PROPERTIES GENERATED TRUE HEADER_FILE_ONLY TRUE)
 file(READ ${AUTHORS} data)
 string(REPLACE "\n" ";" kst_authors ${data})
-file(WRITE ${CMAKE_BINARY_DIR}/authors.h "static const char* kst_authors = \"${kst_authors}\";\n")
+file(WRITE ${CMAKE_BINARY_DIR}/authors.h.tmp "static const char* kst_authors = \"${kst_authors}\";\n")
 
+execute_process(COMMAND ${CMAKE_COMMAND}
+		-E copy_if_different
+		${CMAKE_BINARY_DIR}/authors.h.tmp ${CMAKE_BINARY_DIR}/authors.h)
+		
 kst_add_library(STATIC ${CMAKE_BINARY_DIR}/authors.h ${AUTHORS})
 
 kst_link(kstcore kstmath kstwidgets)