add option to the print command to also print to the global universe screen and logfile

doc/src/print.txt

@@ -14,10 +14,11 @@ print string keyword value :pre
 
 string = text string to print, which may contain variables :ulb,l
 zero or more keyword/value pairs may be appended :l
-keyword = {file} or {append} or {screen} :l
+keyword = {file} or {append} or {screen} or {universe} :l
   {file} value = filename
   {append} value = filename
-  {screen} value = {yes} or {no} :pre
+  {screen} value = {yes} or {no}
+  {universe} value = {yes} or {no} :pre
 :ule
 
 [Examples:]
@@ -26,6 +27,7 @@ print "Done with equilibration" file info.dat
 print Vol=$v append info.dat screen no
 print "The system volume is now $v"
 print 'The system volume is now $v'
+print "NEB calculation 1 complete" screen no universe yes
 print """
 System volume = $v
 System temperature = $t
@@ -49,6 +51,11 @@ it does not exist.
 If the {screen} keyword is used, output to the screen and logfile can
 be turned on or off as desired.
 
+If the {universe} keyword is used, output to the global screen and
+logfile can be turned on or off as desired. In multi-partition
+calculations, the {screen} option and the corresponding output only
+apply to the screen and logfile of the individual partition.
+
 If you want the print command to be executed multiple times (with
 changing variable values), there are 3 options.  First, consider using
 the "fix print"_fix_print.html command, which will print a string
@@ -74,4 +81,4 @@ thermodynamic properties, global values calculated by a
 
 [Default:]
 
-The option defaults are no file output and screen = yes.
+The option defaults are no file output, screen = yes, and universe = no.

src/input.cpp

@@ -1175,6 +1175,7 @@ void Input::print()
 
   FILE *fp = NULL;
   int screenflag = 1;
+  int universeflag = 0;
 
   int iarg = 1;
   while (iarg < narg) {
@@ -1197,6 +1198,12 @@ void Input::print()
       else if (strcmp(arg[iarg+1],"no") == 0) screenflag = 0;
       else error->all(FLERR,"Illegal print command");
       iarg += 2;
+    } else if (strcmp(arg[iarg],"universe") == 0) {
+      if (iarg+2 > narg) error->all(FLERR,"Illegal print command");
+      if (strcmp(arg[iarg+1],"yes") == 0) universeflag = 1;
+      else if (strcmp(arg[iarg+1],"no") == 0) universeflag = 0;
+      else error->all(FLERR,"Illegal print command");
+      iarg += 2;
     } else error->all(FLERR,"Illegal print command");
   }
 
@@ -1208,6 +1215,10 @@ void Input::print()
       fclose(fp);
     }
   }
+  if (universeflag && (universe->me == 0)) {
+    if (universe->uscreen)  fprintf(universe->uscreen, "%s\n",line);
+    if (universe->ulogfile) fprintf(universe->ulogfile,"%s\n",line);
+  }
 }
 
 /* ---------------------------------------------------------------------- */