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refactor(c/libuv): Adapt libuv.Fs struct

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This commit is contained in:
hackerchai
2024-08-01 10:52:59 +08:00
parent f253e4fabe
commit 5dd5494f93
1 changed files with 10 additions and 18 deletions
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28
c/libuv/_demo/async_fs/async_fs.go
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@@ -12,8 +12,8 @@ const BUFFER_SIZE = 1024
var (
loop *libuv.Loop
openReq *libuv.Fs
closeReq *libuv.Fs
openReq libuv.Fs
closeReq libuv.Fs
buffer [BUFFER_SIZE]c.Char
iov libuv.Buf
@@ -27,16 +27,8 @@ func main() {
// Initialize the loop
loop = libuv.DefaultLoop()
// Initialize the requests
openReq = libuv.FsNew()
closeReq = libuv.FsNew()
if openReq == nil || closeReq == nil {
c.Fprintf(c.Stderr, c.Str("Error in FsNew\n"))
return
}
// Open the file
libuv.FsOpen(loop, openReq, c.Str("example.txt"), os.O_RDONLY, 0, onOpen)
libuv.FsOpen(loop, &openReq, c.Str("example.txt"), os.O_RDONLY, 0, onOpen)
// Run the loop
result := libuv.Run(loop, libuv.RUN_DEFAULT)
@@ -69,14 +61,14 @@ func onOpen(req *libuv.Fs) {
}
func readFile() {
// Initialize the request
readReq := libuv.FsNew()
// Initialize the request every time
var readReq libuv.Fs
// Read the file
readRes := libuv.FsRead(loop, readReq, file, &iov, 1, -1, onRead)
readRes := libuv.FsRead(loop, &readReq, file, &iov, 1, -1, onRead)
if readRes != 0 {
c.Printf(c.Str("Error in FsRead: %s (code: %d)\n"), libuv.Strerror(libuv.Errno(readRes)), readRes)
libuv.FsReqCleanup(readReq)
libuv.FsReqCleanup(&readReq)
libuv.LoopClose(loop)
}
}
@@ -89,7 +81,7 @@ func onRead(req *libuv.Fs) {
c.Fprintf(c.Stderr, c.Str("Read error: %s\n"), libuv.Strerror(libuv.Errno(libuv.FsGetResult(req))))
} else if libuv.FsGetResult(req) == 0 {
// Close the file
closeRes := libuv.FsClose(loop, closeReq, libuv.File(libuv.FsGetResult(openReq)), onClose)
closeRes := libuv.FsClose(loop, &closeReq, libuv.File(libuv.FsGetResult(&openReq)), onClose)
if closeRes != 0 {
c.Printf(c.Str("Error in FsClose: %s (code: %d)\n"), libuv.Strerror(libuv.Errno(closeRes)), closeRes)
libuv.LoopClose(loop)
@@ -114,8 +106,8 @@ func onClose(req *libuv.Fs) {
func cleanup() {
// Cleanup the requests
libuv.FsReqCleanup(openReq)
libuv.FsReqCleanup(closeReq)
libuv.FsReqCleanup(&openReq)
libuv.FsReqCleanup(&closeReq)
// Close the loop
result := libuv.LoopClose(loop)
if result != 0 {