set default newlib dir's structure

git-svn-id: svn://kolibrios.org@4874 a494cfbc-eb01-0410-851d-a64ba20cac60

contrib/sdk/sources/newlib/libc/stdio/stdio.c

@@ -0,0 +1,150 @@
+/*
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the University of California, Berkeley.  The name of the
+ * University may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+/* No user fns here.  Pesch 15apr92. */
+
+#include <_ansi.h>
+#include <reent.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <sys/unistd.h>
+#include "local.h"
+
+/*
+ * Small standard I/O/seek/close functions.
+ * These maintain the `known seek offset' for seek optimisation.
+ */
+
+_READ_WRITE_RETURN_TYPE
+_DEFUN(__sread, (ptr, cookie, buf, n),
+       struct _reent *ptr _AND
+       void *cookie _AND
+       char *buf _AND
+       int n)
+{
+  register FILE *fp = (FILE *) cookie;
+  register int ret;
+
+#ifdef __SCLE
+  int oldmode = 0;
+  if (fp->_flags & __SCLE)
+    oldmode = setmode (fp->_file, O_BINARY);
+#endif
+
+  ret = _read_r (ptr, fp->_file, buf, n);
+
+#ifdef __SCLE
+  if (oldmode)
+    setmode (fp->_file, oldmode);
+#endif
+
+  /* If the read succeeded, update the current offset.  */
+
+  if (ret >= 0)
+    fp->_offset += ret;
+  else
+    fp->_flags &= ~__SOFF;	/* paranoia */
+  return ret;
+}
+
+/* Dummy function used in sscanf/swscanf. */
+_READ_WRITE_RETURN_TYPE
+_DEFUN(__seofread, (ptr, cookie, buf, len),
+       struct _reent *_ptr _AND
+       _PTR cookie _AND
+       char *buf   _AND
+       int len)
+{
+  return 0;
+}
+
+_READ_WRITE_RETURN_TYPE
+_DEFUN(__swrite, (ptr, cookie, buf, n),
+       struct _reent *ptr _AND
+       void *cookie _AND
+       char const *buf _AND
+       int n)
+{
+  register FILE *fp = (FILE *) cookie;
+  int w;
+#ifdef __SCLE
+  int oldmode=0;
+#endif
+
+  if (fp->_flags & __SAPP)
+    _lseek_r (ptr, fp->_file, (_off_t) 0, SEEK_END);
+  fp->_flags &= ~__SOFF;	/* in case O_APPEND mode is set */
+
+#ifdef __SCLE
+  if (fp->_flags & __SCLE)
+    oldmode = setmode (fp->_file, O_BINARY);
+#endif
+
+  w = _write_r (ptr, fp->_file, buf, n);
+
+#ifdef __SCLE
+  if (oldmode)
+    setmode (fp->_file, oldmode);
+#endif
+
+  return w;
+}
+
+_fpos_t
+_DEFUN(__sseek, (ptr, cookie, offset, whence),
+       struct _reent *ptr _AND
+       void *cookie _AND
+       _fpos_t offset _AND
+       int whence)
+{
+  register FILE *fp = (FILE *) cookie;
+  register _off_t ret;
+
+  ret = _lseek_r (ptr, fp->_file, (_off_t) offset, whence);
+  if (ret == -1L)
+    fp->_flags &= ~__SOFF;
+  else
+    {
+      fp->_flags |= __SOFF;
+      fp->_offset = ret;
+    }
+  return ret;
+}
+
+int
+_DEFUN(__sclose, (ptr, cookie),
+       struct _reent *ptr _AND
+       void *cookie)
+{
+  FILE *fp = (FILE *) cookie;
+
+  return _close_r (ptr, fp->_file);
+}
+
+#ifdef __SCLE
+int
+_DEFUN(__stextmode, (fd),
+       int fd)
+{
+#ifdef __CYGWIN__
+  extern int _cygwin_istext_for_stdio (int);
+  return _cygwin_istext_for_stdio (fd);
+#else
+  return 0;
+#endif
+}
+#endif