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unix: fix Select to return number of ready fds on Darwin and *BSD
Make Select's signature on Darwin and the BSDs match the one on Linux and return the number of ready file descriptors. Fixes golang/go#34458 Change-Id: Ia618ce34ff754f2b731d7f913cab840d7948579c Reviewed-on: https://go-review.googlesource.com/c/sys/+/196802 Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
committed by
Tobias Klauser
parent
0a153f010e
commit
2aa67d56cd
@@ -214,22 +214,6 @@ func kevent(kq int, change unsafe.Pointer, nchange int, event unsafe.Pointer, ne
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// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
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func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
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var _p0 unsafe.Pointer
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if len(mib) > 0 {
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_p0 = unsafe.Pointer(&mib[0])
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} else {
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_p0 = unsafe.Pointer(&_zero)
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}
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_, _, e1 := Syscall6(SYS___SYSCTL, uintptr(_p0), uintptr(len(mib)), uintptr(unsafe.Pointer(old)), uintptr(unsafe.Pointer(oldlen)), uintptr(unsafe.Pointer(new)), uintptr(newlen))
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if e1 != 0 {
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err = errnoErr(e1)
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}
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return
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}
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// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
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func utimes(path string, timeval *[2]Timeval) (err error) {
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var _p0 *byte
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_p0, err = BytePtrFromString(path)
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@@ -377,6 +361,22 @@ func Munlockall() (err error) {
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// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
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func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
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var _p0 unsafe.Pointer
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if len(mib) > 0 {
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_p0 = unsafe.Pointer(&mib[0])
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} else {
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_p0 = unsafe.Pointer(&_zero)
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}
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_, _, e1 := Syscall6(SYS___SYSCTL, uintptr(_p0), uintptr(len(mib)), uintptr(unsafe.Pointer(old)), uintptr(unsafe.Pointer(oldlen)), uintptr(unsafe.Pointer(new)), uintptr(newlen))
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if e1 != 0 {
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err = errnoErr(e1)
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}
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return
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}
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// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
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func pipe(p *[2]_C_int) (err error) {
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_, _, e1 := RawSyscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
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if e1 != 0 {
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@@ -1304,8 +1304,9 @@ func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
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// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
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func Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error) {
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_, _, e1 := Syscall6(SYS_SELECT, uintptr(n), uintptr(unsafe.Pointer(r)), uintptr(unsafe.Pointer(w)), uintptr(unsafe.Pointer(e)), uintptr(unsafe.Pointer(timeout)), 0)
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func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) {
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r0, _, e1 := Syscall6(SYS_SELECT, uintptr(nfd), uintptr(unsafe.Pointer(r)), uintptr(unsafe.Pointer(w)), uintptr(unsafe.Pointer(e)), uintptr(unsafe.Pointer(timeout)), 0)
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n = int(r0)
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if e1 != 0 {
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err = errnoErr(e1)
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}
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