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authorChristopher Speller <crspeller@gmail.com>2018-04-16 05:37:14 -0700
committerJoram Wilander <jwawilander@gmail.com>2018-04-16 08:37:14 -0400
commit6e2cb00008cbf09e556b00f87603797fcaa47e09 (patch)
tree3c0eb55ff4226a3f024aad373140d1fb860a6404 /vendor/golang.org/x/sys/unix/syscall_unix.go
parentbf24f51c4e1cc6286885460672f7f449e8c6f5ef (diff)
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Depenancy upgrades and movign to dep. (#8630)
Diffstat (limited to 'vendor/golang.org/x/sys/unix/syscall_unix.go')
-rw-r--r--vendor/golang.org/x/sys/unix/syscall_unix.go74
1 files changed, 69 insertions, 5 deletions
diff --git a/vendor/golang.org/x/sys/unix/syscall_unix.go b/vendor/golang.org/x/sys/unix/syscall_unix.go
index cd8f3a9c2..262dc520e 100644
--- a/vendor/golang.org/x/sys/unix/syscall_unix.go
+++ b/vendor/golang.org/x/sys/unix/syscall_unix.go
@@ -7,6 +7,7 @@
package unix
import (
+ "bytes"
"runtime"
"sync"
"syscall"
@@ -52,12 +53,11 @@ func errnoErr(e syscall.Errno) error {
// clen returns the index of the first NULL byte in n or len(n) if n contains no NULL byte.
func clen(n []byte) int {
- for i := 0; i < len(n); i++ {
- if n[i] == 0 {
- return i
- }
+ i := bytes.IndexByte(n, 0)
+ if i == -1 {
+ i = len(n)
}
- return len(n)
+ return i
}
// Mmap manager, for use by operating system-specific implementations.
@@ -199,6 +199,13 @@ func Getpeername(fd int) (sa Sockaddr, err error) {
return anyToSockaddr(&rsa)
}
+func GetsockoptByte(fd, level, opt int) (value byte, err error) {
+ var n byte
+ vallen := _Socklen(1)
+ err = getsockopt(fd, level, opt, unsafe.Pointer(&n), &vallen)
+ return n, err
+}
+
func GetsockoptInt(fd, level, opt int) (value int, err error) {
var n int32
vallen := _Socklen(4)
@@ -206,6 +213,54 @@ func GetsockoptInt(fd, level, opt int) (value int, err error) {
return int(n), err
}
+func GetsockoptInet4Addr(fd, level, opt int) (value [4]byte, err error) {
+ vallen := _Socklen(4)
+ err = getsockopt(fd, level, opt, unsafe.Pointer(&value[0]), &vallen)
+ return value, err
+}
+
+func GetsockoptIPMreq(fd, level, opt int) (*IPMreq, error) {
+ var value IPMreq
+ vallen := _Socklen(SizeofIPMreq)
+ err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
+ return &value, err
+}
+
+func GetsockoptIPv6Mreq(fd, level, opt int) (*IPv6Mreq, error) {
+ var value IPv6Mreq
+ vallen := _Socklen(SizeofIPv6Mreq)
+ err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
+ return &value, err
+}
+
+func GetsockoptIPv6MTUInfo(fd, level, opt int) (*IPv6MTUInfo, error) {
+ var value IPv6MTUInfo
+ vallen := _Socklen(SizeofIPv6MTUInfo)
+ err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
+ return &value, err
+}
+
+func GetsockoptICMPv6Filter(fd, level, opt int) (*ICMPv6Filter, error) {
+ var value ICMPv6Filter
+ vallen := _Socklen(SizeofICMPv6Filter)
+ err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
+ return &value, err
+}
+
+func GetsockoptLinger(fd, level, opt int) (*Linger, error) {
+ var linger Linger
+ vallen := _Socklen(SizeofLinger)
+ err := getsockopt(fd, level, opt, unsafe.Pointer(&linger), &vallen)
+ return &linger, err
+}
+
+func GetsockoptTimeval(fd, level, opt int) (*Timeval, error) {
+ var tv Timeval
+ vallen := _Socklen(unsafe.Sizeof(tv))
+ err := getsockopt(fd, level, opt, unsafe.Pointer(&tv), &vallen)
+ return &tv, err
+}
+
func Recvfrom(fd int, p []byte, flags int) (n int, from Sockaddr, err error) {
var rsa RawSockaddrAny
var len _Socklen = SizeofSockaddrAny
@@ -305,3 +360,12 @@ func SetNonblock(fd int, nonblocking bool) (err error) {
_, err = fcntl(fd, F_SETFL, flag)
return err
}
+
+// Exec calls execve(2), which replaces the calling executable in the process
+// tree. argv0 should be the full path to an executable ("/bin/ls") and the
+// executable name should also be the first argument in argv (["ls", "-l"]).
+// envv are the environment variables that should be passed to the new
+// process (["USER=go", "PWD=/tmp"]).
+func Exec(argv0 string, argv []string, envv []string) error {
+ return syscall.Exec(argv0, argv, envv)
+}