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From d7b6f2bfcee5787d9055f5d7ec92c74e258e8fab Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Thu, 3 Dec 2020 13:29:58 +0100
Subject: [PATCH 14/14] runtime: make write into function pointer
Change-Id: I77a32ff7e1494324e8cc38e792e007f86d32672d
---
src/runtime/time_nofake.go | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/src/runtime/time_nofake.go b/src/runtime/time_nofake.go
index 1912a94e87..0564448b2e 100644
--- a/src/runtime/time_nofake.go
+++ b/src/runtime/time_nofake.go
@@ -23,9 +23,14 @@ func walltime() (sec int64, nsec int32) {
return walltime1()
}
+var overrideWrite func(fd uintptr, p unsafe.Pointer, n int32) int32
+
// write must be nosplit on Windows (see write1)
//
//go:nosplit
func write(fd uintptr, p unsafe.Pointer, n int32) int32 {
+ if overrideWrite != nil {
+ return overrideWrite(fd, noescape(p), n)
+ }
return write1(fd, p, n)
}
--
2.29.2
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