Tidy: modernize-use-nullptr

[alexxy/gromacs.git] / src / gromacs / gmxana / gmx_dyndom.cpp

diff --git a/src/gromacs/gmxana/gmx_dyndom.cpp b/src/gromacs/gmxana/gmx_dyndom.cpp
index 362a783db12de13498fa72cfc2d00e12dc179dd6..720496b637bc30dd7a9a600502427736907e900c 100644 (file)
--- a/src/gromacs/gmxana/gmx_dyndom.cpp
+++ b/src/gromacs/gmxana/gmx_dyndom.cpp
@@ -3,7 +3,7 @@
  *
  * Copyright (c) 1991-2000, University of Groningen, The Netherlands.
  * Copyright (c) 2001-2004, The GROMACS development team.
- * Copyright (c) 2013,2014,2015,2016, by the GROMACS development team, led by
+ * Copyright (c) 2013,2014,2015,2016,2017, by the GROMACS development team, led by
  * Mark Abraham, David van der Spoel, Berk Hess, and Erik Lindahl,
  * and including many others, as listed in the AUTHORS file in the
  * top-level source directory and at http://www.gromacs.org.
@@ -190,7 +190,7 @@ int gmx_dyndom(int argc, char *argv[])
     };
     int               i, j, natoms, isize;
     t_trxstatus      *status;
-    int              *index = NULL, *index_all;
+    int              *index = nullptr, *index_all;
     char             *grpname;
     real              angle, trans;
     rvec             *x, *v, *xout, *vout;
@@ -205,7 +205,7 @@ int gmx_dyndom(int argc, char *argv[])
 #define NFILE asize(fnm)
 
     if (!parse_common_args(&argc, argv, 0, NFILE, fnm, asize(pa), pa,
-                           asize(desc), desc, 0, NULL, &oenv))
+                           asize(desc), desc, 0, nullptr, &oenv))
     {
         return 0;
     }
@@ -217,9 +217,9 @@ int gmx_dyndom(int argc, char *argv[])
 
     t_topology *top;
     snew(top, 1);
-    read_tps_conf(opt2fn("-f", NFILE, fnm), top, NULL, &x, &v, box, FALSE);
+    read_tps_conf(opt2fn("-f", NFILE, fnm), top, nullptr, &x, &v, box, FALSE);
     t_atoms  &atoms = top->atoms;
-    if (atoms.pdbinfo == NULL)
+    if (atoms.pdbinfo == nullptr)
     {
         snew(atoms.pdbinfo, atoms.nr);
     }
@@ -258,7 +258,7 @@ int gmx_dyndom(int argc, char *argv[])
             atoms.resinfo[atoms.atom[j].resind].chainid = label;
         }
 
-        write_trx(status, atoms.nr, index_all, &atoms, i, angle, box, xout, vout, NULL);
+        write_trx(status, atoms.nr, index_all, &atoms, i, angle, box, xout, vout, nullptr);
     }
     close_trx(status);