aboutsummaryrefslogtreecommitdiff
path: root/libio/iofread.c
diff options
context:
space:
mode:
Diffstat (limited to 'libio/iofread.c')
-rw-r--r--libio/iofread.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/libio/iofread.c b/libio/iofread.c
new file mode 100644
index 00000000000..8516cf30c14
--- /dev/null
+++ b/libio/iofread.c
@@ -0,0 +1,38 @@
+/*
+Copyright (C) 1993 Free Software Foundation
+
+This file is part of the GNU IO Library. This library 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, or (at your option)
+any later version.
+
+This library 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 library; see the file COPYING. If not, write to the Free
+Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+As a special exception, if you link this library with files
+compiled with a GNU compiler to produce an executable, this does not cause
+the resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why
+the executable file might be covered by the GNU General Public License. */
+
+#include "libioP.h"
+
+_IO_size_t
+DEFUN(_IO_fread, (buf, size, count, fp),
+ void *buf AND _IO_size_t size AND _IO_size_t count AND _IO_FILE* fp)
+{
+ _IO_size_t bytes_requested = size*count;
+ _IO_size_t bytes_read;
+ CHECK_FILE(fp, 0);
+ if (bytes_requested == 0)
+ return 0;
+ bytes_read = _IO_sgetn(fp, (char *)buf, bytes_requested);
+ return bytes_requested == bytes_read ? count : bytes_read / size;
+}