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syscall: handle EOF on pipe - special case on Windows

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R=rsc
CC=golang-dev
https://golang.org/cl/962046
This commit is contained in:
Alex Brainman 2010-04-30 12:46:46 -07:00 committed by Russ Cox
parent ac1d46a22a
commit b94ae26073
2 changed files with 5 additions and 0 deletions
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4
src/pkg/syscall/syscall_windows.go
View File

@ -184,6 +184,10 @@ func Open(path string, mode int, perm int) (fd int, errno int) {
func Read(fd int, p []byte) (n int, errno int) {
var done uint32
if ok, e := ReadFile(int32(fd), p, &done, nil); !ok {
if e == ERROR_BROKEN_PIPE {
// BUG(brainman): work around ERROR_BROKEN_PIPE is returned on reading EOF from stdin
return 0, 0
}
return 0, e
}
return int(done), 0

1
src/pkg/syscall/zerrors_windows_386.go
View File

@ -8,6 +8,7 @@ package syscall
const (
ERROR_FILE_NOT_FOUND = 2
ERROR_NO_MORE_FILES = 18
ERROR_BROKEN_PIPE = 109
ERROR_INSUFFICIENT_BUFFER = 122
ERROR_MOD_NOT_FOUND = 126
ERROR_PROC_NOT_FOUND = 127