From 8a5ec0b1c2630994818eb83081b9acc7a4f279be Mon Sep 17 00:00:00 2001
From: tradke <tradke@4825ed28-b72c-4eae-9704-e50c059e567d>
Date: Tue, 7 Jan 2003 10:07:36 +0000
Subject: Copy pointer to string parameter into local variable before modifying
 it. This prevents future problems when string parameter pointer will be made
 read-only.

git-svn-id: http://svn.cactuscode.org/arrangements/CactusPUGHIO/IOHDF5/trunk@153 4825ed28-b72c-4eae-9704-e50c059e567d
---
 src/Startup.c | 31 ++++++++++++++++---------------
 1 file changed, 16 insertions(+), 15 deletions(-)

diff --git a/src/Startup.c b/src/Startup.c
index 8897925..33503f1 100644
--- a/src/Startup.c
+++ b/src/Startup.c
@@ -101,6 +101,7 @@ static void *SetupGH (tFleshConfig *config, int conv_level, cGH *GH)
   int i, numvars;
   ioHDF5GH *myGH;
   const ioGH *ioUtilGH;
+  const char *my_out_dir;
   const char *timer_names[4] = {"IOHDF5 time to dump parameters",
                                 "IOHDF5 time to dump variables",
                                 "IOHDF5 total time to checkpoint",
@@ -127,36 +128,36 @@ static void *SetupGH (tFleshConfig *config, int conv_level, cGH *GH)
 
   /* allocate a new GH extension structure */
   numvars = CCTK_NumVars ();
-  myGH            = (ioHDF5GH *) malloc (sizeof (ioHDF5GH));
-  myGH->out_last  = (int *) malloc (numvars * sizeof (int));
-  myGH->requests  = (ioRequest **) calloc (numvars, sizeof (ioRequest *));
-  myGH->cp_filename_list = (char **) calloc (abs (checkpoint_keep),
-                                             sizeof (char *));
+  myGH            = malloc (sizeof (ioHDF5GH));
+  myGH->out_last  = malloc (numvars * sizeof (int));
+  myGH->requests  = calloc (numvars, sizeof (ioRequest *));
+  myGH->cp_filename_list = calloc (abs (checkpoint_keep), sizeof (char *));
   myGH->cp_filename_index = 0;
   myGH->out_vars = strdup ("");
   myGH->out_every_default = out_every - 1;
 
   /* get the name of IOHDF5's output directory */
-  if (*out_dir == 0)
+  my_out_dir = out_dir;
+  if (*my_out_dir == 0)
   {
-    out_dir = io_out_dir;
+    my_out_dir = io_out_dir;
   }
 
   /* skip the directory pathname if output goes into current directory */
-  if (strcmp (out_dir, "."))
+  if (strcmp (my_out_dir, "."))
   {
-    i = strlen (out_dir);
-    if (CCTK_Equals (out_mode, "onefile") || ! strstr (out_dir, "%u"))
+    i = strlen (my_out_dir);
+    if (CCTK_Equals (out_mode, "onefile") || ! strstr (my_out_dir, "%u"))
     {
-      myGH->out_dir = (char *) malloc (i + 2);
-      strcpy (myGH->out_dir, out_dir);
+      myGH->out_dir = malloc (i + 2);
+      strcpy (myGH->out_dir, my_out_dir);
       myGH->out_dir[i] = '/';
       myGH->out_dir[i+1] = 0;
     }
     else
     {
-      myGH->out_dir = (char *) malloc (i + 20);
-      sprintf (myGH->out_dir, out_dir, CCTK_MyProc (GH));
+      myGH->out_dir = malloc (i + 20);
+      sprintf (myGH->out_dir, my_out_dir, CCTK_MyProc (GH));
       strcat (myGH->out_dir, "/");
     }
   }
@@ -166,7 +167,7 @@ static void *SetupGH (tFleshConfig *config, int conv_level, cGH *GH)
   }
 
   /* create the output directory */
-  ioUtilGH = (const ioGH *) CCTK_GHExtension (GH, "IO");
+  ioUtilGH = CCTK_GHExtension (GH, "IO");
   i = IOUtil_CreateDirectory (GH, myGH->out_dir,
                               ! CCTK_Equals (out_mode, "onefile"),
                               ioUtilGH->ioproc);
-- 
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