Add STLport 5.1.4

[polintos/scott/priv.git] / include / c++ / stl / stl / _tempbuf.c

diff --git a/include/c++/stl/stl/_tempbuf.c b/include/c++/stl/stl/_tempbuf.c
new file mode 100644 (file)
index 0000000..179b472
--- /dev/null
+++ b/include/c++/stl/stl/_tempbuf.c
@@ -0,0 +1,57 @@
+/*
+ *
+ *
+ * Copyright (c) 1994
+ * Hewlett-Packard Company
+ *
+ * Copyright (c) 1996,1997
+ * Silicon Graphics Computer Systems, Inc.
+ *
+ * Copyright (c) 1997
+ * Moscow Center for SPARC Technology
+ *
+ * Copyright (c) 1999
+ * Boris Fomitchev
+ *
+ * This material is provided "as is", with absolutely no warranty expressed
+ * or implied. Any use is at your own risk.
+ *
+ * Permission to use or copy this software for any purpose is hereby granted
+ * without fee, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ *
+ */
+#ifndef _STLP_TEMPBUF_C
+#define _STLP_TEMPBUF_C
+
+#ifndef _STLP_INTERNAL_TEMPBUF_H
+# include <stl/_tempbuf.h>
+#endif
+
+_STLP_BEGIN_NAMESPACE
+
+template <class _Tp>
+pair<_Tp*, ptrdiff_t> _STLP_CALL
+__get_temporary_buffer(ptrdiff_t __len, _Tp*)
+{
+  if (__len > ptrdiff_t(INT_MAX / sizeof(_Tp)))
+    __len = INT_MAX / sizeof(_Tp);
+
+  while (__len > 0) {
+    _Tp* __tmp = (_Tp*) malloc((size_t)__len * sizeof(_Tp));
+    if (__tmp != 0)
+      return pair<_Tp*, ptrdiff_t>(__tmp, __len);
+    __len /= 2;
+  }
+
+  return pair<_Tp*, ptrdiff_t>((_Tp*)0, 0);
+}
+_STLP_END_NAMESPACE
+
+#endif /*  _STLP_TEMPBUF_C */
+
+// Local Variables:
+// mode:C++
+// End: