Add required {}'s for multiline code-execution.

Author: willend

mcstas-comps/samples/Single_crystal.comp

@@ -1180,16 +1180,17 @@ INITIALIZE
   if (hkl_info.sigma_a<0) hkl_info.sigma_a=0;
   if (hkl_info.sigma_i<0) hkl_info.sigma_i=0;
 
-  if (hkl_info.count)
+  if (hkl_info.count) {
     MPI_MASTER(
       printf("Single_crystal: %s: Read %d reflections from file '%s'\n",
         NAME_CURRENT_COMP, hkl_info.count, reflections);
     );
-  else 
+  } else {
     MPI_MASTER(
       printf("Single_crystal: %s: Using incoherent elastic scattering only sigma=%g.\n",
       NAME_CURRENT_COMP, hkl_info.sigma_i);
       );
+  }
   /*this should not be in hkl_info*/
   hkl_info.shape=-1; /* -1:no shape, 0:cyl, 1:box, 2:sphere, 3:any-shape  */
   if (geometry && strlen(geometry) && strcmp(geometry, "NULL") && strcmp(geometry, "0")) {