Use safer permissions when installing scripts etc.

 - Use 555 perms for scripts and other executables
 - Fixes #340

Author: zbeekman

src/mpi/CMakeLists.txt

@@ -76,7 +76,7 @@ set(exe_dir ${CMAKE_BINARY_DIR}/bin_staging)
 set(compiler_wrapper ${exe_dir}/caf)
 install(
     FILES "${compiler_wrapper}"
-    PERMISSIONS WORLD_EXECUTE WORLD_READ WORLD_WRITE OWNER_EXECUTE OWNER_READ OWNER_WRITE GROUP_EXECUTE GROUP_READ GROUP_WRITE
+    PERMISSIONS WORLD_EXECUTE WORLD_READ OWNER_EXECUTE OWNER_READ GROUP_EXECUTE GROUP_READ
     DESTINATION "${CMAKE_INSTALL_BINDIR}"
 )
 file(READ ${CMAKE_CURRENT_SOURCE_DIR}/../extensions/caf-head CAF_HEADER)
@@ -109,7 +109,7 @@ file(APPEND "${compiler_wrapper}" "${FOOTER}")
 set(caf_launcher ${exe_dir}/cafrun)
 install(
     FILES "${caf_launcher}"
-    PERMISSIONS WORLD_EXECUTE WORLD_READ WORLD_WRITE OWNER_EXECUTE OWNER_READ OWNER_WRITE GROUP_EXECUTE GROUP_READ GROUP_WRITE
+    PERMISSIONS WORLD_EXECUTE WORLD_READ OWNER_EXECUTE OWNER_READ GROUP_EXECUTE GROUP_READ
     DESTINATION "${CMAKE_INSTALL_BINDIR}"
 )
 file(READ ${CMAKE_CURRENT_SOURCE_DIR}/../extensions/cafrun-head CAFRUN_HEADER)

src/tests/unit/extensions/CMakeLists.txt

@@ -31,7 +31,7 @@ function(generate_test_script base_name num_images)
   endif()
   file(APPEND "${harness}" "${CMAKE_INSTALL_PREFIX}/bin/cafrun -np ${num_images} ./${executable}\n")
   file( INSTALL "${harness}"
-    PERMISSIONS WORLD_EXECUTE WORLD_READ W OWNER_EXECUTE OWNER_READ OWNER_WRITE GROUP_EXECUTE GROUP_READ
+    PERMISSIONS WORLD_EXECUTE WORLD_READ OWNER_EXECUTE OWNER_READ GROUP_EXECUTE GROUP_READ
     DESTINATION ${CMAKE_CURRENT_BINARY_DIR}
   )