ref: c695fe65030f687f01bf87921bc0e3adb25a3815
parent: 001d391fa75a1bb098be4306334b2df501eff4be
author: Russ Cox <rsc@swtch.com>
date: Tue Jan 17 07:39:28 EST 2006
add
--- /dev/null
+++ b/libc/fmtfdflush.c
@@ -1,0 +1,34 @@
+/*
+ * The authors of this software are Rob Pike and Ken Thompson.
+ * Copyright (c) 2002 by Lucent Technologies.
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose without fee is hereby granted, provided that this entire notice
+ * is included in all copies of any software which is or includes a copy
+ * or modification of this software and in all copies of the supporting
+ * documentation for such software.
+ * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
+ * WARRANTY. IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE
+ * ANY REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
+ * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
+ */
+#include <stdarg.h>
+#include <unistd.h>
+#include "plan9.h"
+#include "fmt.h"
+#include "fmtdef.h"
+
+/*
+ * generic routine for flushing a formatting buffer
+ * to a file descriptor
+ */
+int
+__fmtFdFlush(Fmt *f)
+{+ int n;
+
+ n = (char*)f->to - (char*)f->start;
+ if(n && write((uintptr)f->farg, f->start, n) != n)
+ return 0;
+ f->to = f->start;
+ return 1;
+}
--- /dev/null
+++ b/libc/plan9.h
@@ -1,0 +1,38 @@
+#include <stdint.h>
+
+/*
+ * compiler directive on Plan 9
+ */
+#ifndef USED
+#define USED(x) if(x);else
+#endif
+
+/*
+ * easiest way to make sure these are defined
+ */
+#define uchar _fmtuchar
+#define ushort _fmtushort
+#define uint _fmtuint
+#define ulong _fmtulong
+#define vlong _fmtvlong
+#define uvlong _fmtuvlong
+#define uintptr _fmtuintptr
+
+typedef unsigned char uchar;
+typedef unsigned short ushort;
+typedef unsigned int uint;
+typedef unsigned long ulong;
+typedef unsigned long long uvlong;
+typedef long long vlong;
+typedef uintptr_t uintptr;
+
+/*
+ * nil cannot be ((void*)0) on ANSI C,
+ * because it is used for function pointers
+ */
+#undef nil
+#define nil 0
+
+#undef nelem
+#define nelem(x) (sizeof (x)/sizeof (x)[0])
+