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https://github.com/superseriousbusiness/gotosocial
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update go-sqlite3 => v0.20.0 (#3483)
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15
vendor/github.com/ncruces/go-sqlite3/vfs/shm.go
generated
vendored
15
vendor/github.com/ncruces/go-sqlite3/vfs/shm.go
generated
vendored
@ -1,4 +1,4 @@
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//go:build (darwin || linux) && (amd64 || arm64 || riscv64 || ppc64le) && !(sqlite3_flock || sqlite3_noshm || sqlite3_nosys)
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//go:build (darwin || linux) && (386 || arm || amd64 || arm64 || riscv64 || ppc64le) && !(sqlite3_flock || sqlite3_noshm || sqlite3_nosys)
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package vfs
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@ -6,11 +6,13 @@ import (
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"context"
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"io"
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"os"
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"sync"
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"time"
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"github.com/ncruces/go-sqlite3/internal/util"
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"github.com/tetratelabs/wazero/api"
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"golang.org/x/sys/unix"
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"github.com/ncruces/go-sqlite3/internal/util"
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)
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// SupportsSharedMemory is false on platforms that do not support shared memory.
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@ -45,12 +47,15 @@ func NewSharedMemory(path string, flags OpenFlag) SharedMemory {
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}
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}
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var _ blockingSharedMemory = &vfsShm{}
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type vfsShm struct {
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*os.File
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path string
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regions []*util.MappedRegion
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readOnly bool
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blocking bool
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sync.Mutex
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}
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func (s *vfsShm) shmOpen() _ErrorCode {
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@ -196,6 +201,12 @@ func (s *vfsShm) shmUnmap(delete bool) {
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s.File = nil
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}
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func (s *vfsShm) shmBarrier() {
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s.Lock()
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//lint:ignore SA2001 memory barrier.
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s.Unlock()
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}
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func (s *vfsShm) shmEnableBlocking(block bool) {
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s.blocking = block
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}
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