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authorLibravatar tobi <31960611+tsmethurst@users.noreply.github.com>2022-04-24 12:26:22 +0200
committerLibravatar GitHub <noreply@github.com>2022-04-24 12:26:22 +0200
commit88979b35d462516e1765524d70a41c0d26eec911 (patch)
treefd37cb19317217e226ee7717824f24031f53b031 /vendor/modernc.org/memory/mmap_linux_64.go
parentRevert "[chore] Tidy up federating db locks a tiny bit (#472)" (#479) (diff)
downloadgotosocial-88979b35d462516e1765524d70a41c0d26eec911.tar.xz
[chore] Update bun and sqlite dependencies (#478)
* update bun + sqlite versions * step bun to v1.1.3
Diffstat (limited to 'vendor/modernc.org/memory/mmap_linux_64.go')
-rw-r--r--vendor/modernc.org/memory/mmap_linux_64.go26
1 files changed, 26 insertions, 0 deletions
diff --git a/vendor/modernc.org/memory/mmap_linux_64.go b/vendor/modernc.org/memory/mmap_linux_64.go
new file mode 100644
index 000000000..e571af2d5
--- /dev/null
+++ b/vendor/modernc.org/memory/mmap_linux_64.go
@@ -0,0 +1,26 @@
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE-GO file.
+
+//go:build linux && (amd64 || arm64 || mips64 || mips64le || riscv64)
+// +build linux
+// +build amd64 arm64 mips64 mips64le riscv64
+
+package memory
+
+import (
+ "syscall"
+)
+
+// Function syscall.mmap is same for linux/amd64, linux/arm64, linux/mips64,
+// linux/mips64le and linux/riscv64.
+
+// https://cs.opensource.google/go/go/+/refs/tags/go1.17.8:src/syscall/zsyscall_linux_amd64.go;l=1575-1584
+func mmapSyscall(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) {
+ r0, _, e1 := syscall.Syscall6(syscall.SYS_MMAP, uintptr(addr), uintptr(length), uintptr(prot), uintptr(flags), uintptr(fd), uintptr(offset))
+ xaddr = uintptr(r0)
+ if e1 != 0 {
+ err = e1
+ }
+ return
+}