1 files changed, 79 insertions, 0 deletions
diff --git a/gsl-1.9/block/init_source.c b/gsl-1.9/block/init_source.c
new file mode 100644
index 0000000..531204a
--- /dev/null
+++ b/gsl-1.9/block/init_source.c
@@ -0,0 +1,79 @@
+/* block/init_source.c
+ * 
+ * Copyright (C) 1996, 1997, 1998, 1999, 2000 Gerard Jungman, Brian Gough
+ * 
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+TYPE (gsl_block) *
+FUNCTION (gsl_block, alloc) (const size_t n)
+{
+  TYPE (gsl_block) * b;
+
+  if (n == 0)
+    {
+      GSL_ERROR_VAL ("block length n must be positive integer",
+                        GSL_EINVAL, 0);
+    }
+
+  b = (TYPE (gsl_block) *) malloc (sizeof (TYPE (gsl_block)));
+
+  if (b == 0)
+    {
+      GSL_ERROR_VAL ("failed to allocate space for block struct",
+                        GSL_ENOMEM, 0);
+    }
+
+  b->data = (ATOMIC *) malloc (MULTIPLICITY * n * sizeof (ATOMIC));
+
+  if (b->data == 0)
+    {
+      free (b);         /* exception in constructor, avoid memory leak */
+
+      GSL_ERROR_VAL ("failed to allocate space for block data",
+                        GSL_ENOMEM, 0);
+    }
+
+  b->size = n;
+
+  return b;
+}
+
+TYPE (gsl_block) *
+FUNCTION (gsl_block, calloc) (const size_t n)
+{
+  size_t i;
+
+  TYPE (gsl_block) * b = FUNCTION (gsl_block, alloc) (n);
+
+  if (b == 0)
+    return 0;
+
+  /* initialize block to zero */
+
+  for (i = 0; i < MULTIPLICITY * n; i++)
+    {
+      b->data[i] = 0;
+    }
+
+  return b;
+}
+
+void
+FUNCTION (gsl_block, free) (TYPE (gsl_block) * b)
+{
+  free (b->data);
+  free (b);
+}