git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@9633 f3b2605a-c512-4ea7-a41b-209d697bcdaa

tools/phonon/memory.cpp

@@ -0,0 +1,51 @@
+#include "stdio.h"
+#include "stdlib.h"
+#include "string.h"
+#include "memory.h"
+
+/* ----------------------------------------------------------------------
+   safe malloc 
+------------------------------------------------------------------------- */
+
+void *Memory::smalloc(bigint nbytes, const char *name)
+{
+  if (nbytes == 0) return NULL;
+
+  void *ptr = malloc(nbytes);
+  if (ptr == NULL) printf("Failed to allocate " BIGINT_FORMAT "bytes for array %s", nbytes,name);
+  return ptr;
+}
+
+/* ----------------------------------------------------------------------
+   safe realloc 
+------------------------------------------------------------------------- */
+void *Memory::srealloc(void *ptr, bigint nbytes, const char *name)
+{
+  if (nbytes == 0) {
+    destroy(ptr);
+    return NULL;
+  }
+
+  ptr = realloc(ptr,nbytes);
+  if (ptr == NULL) printf("Failed to reallocate " BIGINT_FORMAT "bytes for array %s", nbytes,name);
+  return ptr;
+}
+
+/* ----------------------------------------------------------------------
+   safe free 
+------------------------------------------------------------------------- */
+
+void Memory::sfree(void *ptr)
+{
+  if (ptr == NULL) return;
+  free(ptr);
+}
+
+/* ----------------------------------------------------------------------
+   erroneous usage of templated create/grow functions
+------------------------------------------------------------------------- */
+
+void Memory::fail(const char *name)
+{
+  printf("Cannot create/grow a vector/array of pointers for %s",name);
+}