Print warning when reference file is set but could not be found

[alexxy/gromacs.git] / src / kernel / grompp.c

diff --git a/src/kernel/grompp.c b/src/kernel/grompp.c
index ee14674d5c8dcd66988efadd7bf35c851cd5a1c4..17772bc9a9b9474871b45791c10a424724f2bfda 100644 (file)
--- a/src/kernel/grompp.c
+++ b/src/kernel/grompp.c
@@ -1529,7 +1529,11 @@ int main (int argc, char *argv[])
     set_pull_init(ir,sys,state.x,state.box,oenv,opts->pull_start);
   
   if (ir->bRot)
-      set_reference_positions(ir->rot,sys,state.x,state.box,opt2fn("-ref",NFILE,fnm),wi);
+  {
+      set_reference_positions(ir->rot,sys,state.x,state.box,
+                              opt2fn("-ref",NFILE,fnm),opt2bSet("-ref",NFILE,fnm),
+                              wi);
+  }
 
   /*  reset_multinr(sys); */