Refs #4754. Add protection for empty variable.

mantidproject · Feb 7, 2012 · 7f5246a · 7f5246a
1 parent 6835092
commit 7f5246a
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/Code/Mantid/Build/CMake/LinuxSetup.cmake b/Code/Mantid/Build/CMake/LinuxSetup.cmake
@@ -98,8 +98,10 @@ file ( WRITE ${CMAKE_CURRENT_BINARY_DIR}/rpm_remove_links.sh "#!/bin/sh\n"
 )
 
 file ( WRITE ${CMAKE_CURRENT_BINARY_DIR}/rpm_remove_empty_install.sh "#!/bin/sh\n"
-                                                             "find $RPM_INSTALL_PREFIX0 -mindepth 1 -type d -empty -delete\n"
-                                                             "rmdir --ignore-fail-on-non-empty -p $RPM_INSTALL_PREFIX0\n"
+                                                             "if [ ! -z \"${RPM_INSTALL_PREFIX0}\" ]; then\n"
+                                                             "  find $RPM_INSTALL_PREFIX0 -mindepth 1 -type d -empty -delete\n"
+                                                             "  rmdir --ignore-fail-on-non-empty -p $RPM_INSTALL_PREFIX0\n"
+                                                             "fi\n"
 )
 
 # Note: On older versions of CMake, this line may mean that to do a "make package" without being root