message: simplify snprintf statement
diff: @@ -242,16 +242,8 @@ public:
  NBLOCKS = p.nblocks;
  NSTEPS = p.nsteps;
  REDEFINE = redefineVars;
  - if (REDEFINE)
  - {
  - snprintf(FILENAME, sizeof(FILENAME), "manyVars.%d_%d_%d.bp", NVARS,
  - NBLOCKS, NSTEPS);
  - }
  - else
  - {
  - snprintf(FILENAME, sizeof(FILENAME),
  - "manyVars.%d_%d_%d_redefine.bp", NVARS, NBLOCKS, NSTEPS);
  - }
  + snprintf(FILENAME, sizeof(FILENAME), "manyVars.%zu_%zu_%zu%s.bp", NVARS,
  + NBLOCKS, NSTEPS, REDEFINE ? "_redefine" : "");
  alloc_vars();
  adios2_adios *adiosH =
  