internal/poll: use fcntl64 on 32-bit GNU/Linux systems

Use FcntlSyscall from internal/syscall/unix to get fcntl64 on 32-bit Linux systems. Updates #36211 Change-Id: If48a6e09606ca9f7f6e22f3e8dc9a25fb3ccaf65 Reviewed-on: https://go-review.googlesource.com/c/go/+/212537 Run-TryBot: Tobias Klauser <[email protected]> TryBot-Result: Gobot Gobot <[email protected]> Reviewed-by: Ian Lance Taylor <[email protected]>
golang · Dec 26, 2019 · 075c20c · 075c20c
1 parent c170b14
commit 075c20c
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Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/src/go/build/deps_test.go b/src/go/build/deps_test.go
@@ -168,7 +168,7 @@ var pkgDeps = map[string][]string{
 	},
 
 	"internal/cfg":     {"L0"},
-	"internal/poll":    {"L0", "internal/oserror", "internal/race", "syscall", "time", "unicode/utf16", "unicode/utf8", "internal/syscall/windows"},
+	"internal/poll":    {"L0", "internal/oserror", "internal/race", "syscall", "time", "unicode/utf16", "unicode/utf8", "internal/syscall/windows", "internal/syscall/unix"},
 	"internal/testlog": {"L0"},
 	"os":               {"L1", "os", "syscall", "time", "internal/oserror", "internal/poll", "internal/syscall/windows", "internal/syscall/unix", "internal/testlog"},
 	"path/filepath":    {"L2", "os", "syscall", "internal/syscall/windows"},

diff --git a/src/internal/poll/splice_linux.go b/src/internal/poll/splice_linux.go
@@ -5,6 +5,7 @@
 package poll
 
 import (
+	"internal/syscall/unix"
 	"sync/atomic"
 	"syscall"
 	"unsafe"
@@ -169,7 +170,7 @@ func newTempPipe() (prfd, pwfd int, sc string, err error) {
 		defer atomic.StorePointer(&disableSplice, unsafe.Pointer(p))
 
 		// F_GETPIPE_SZ was added in 2.6.35, which does not have the -EAGAIN bug.
-		if _, _, errno := syscall.Syscall(syscall.SYS_FCNTL, uintptr(fds[0]), syscall.F_GETPIPE_SZ, 0); errno != 0 {
+		if _, _, errno := syscall.Syscall(unix.FcntlSyscall, uintptr(fds[0]), syscall.F_GETPIPE_SZ, 0); errno != 0 {
 			*p = true
 			destroyTempPipe(fds[0], fds[1])
 			return -1, -1, "fcntl", errno