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Diffstat (limited to 'newlib/libc/sys/mmixware/close.c')
-rw-r--r--newlib/libc/sys/mmixware/close.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/newlib/libc/sys/mmixware/close.c b/newlib/libc/sys/mmixware/close.c
new file mode 100644
index 000000000..d2065da11
--- /dev/null
+++ b/newlib/libc/sys/mmixware/close.c
@@ -0,0 +1,36 @@
+/* close for MMIXware.
+
+ Copyright (C) 2001 Hans-Peter Nilsson.
+
+ Permission to use, copy, modify, and distribute this software is freely
+ granted, provided that this notice is preserved with no changes.
+ 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. */
+
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "sys/syscall.h"
+#include <errno.h>
+
+int
+_close (int file)
+{
+ if ((unsigned int) file >= N_MMIX_FILEHANDLES
+ || _MMIX_allocated_filehandle[file] == 0)
+ {
+ errno = EBADF;
+ return -1;
+ }
+
+ _MMIX_allocated_filehandle[file] = 0;
+
+ if (TRAP1f (SYS_Fclose, file) != 0)
+ {
+ errno = EIO;
+ return -1;
+ }
+ return 0;
+}