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syscall: add Utimes on Darwin/FreeBSD, add Futimes everywhere

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Needed for CL 1103041 and beyond.

R=adg, bradfitzpatrick
CC=bradfitz, golang-dev
https://golang.org/cl/1172042
This commit is contained in:
Russ Cox 2010-05-19 17:47:57 -07:00
parent ce7487baa8
commit cbc01a3e76
7 changed files with 62 additions and 10 deletions
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10
src/pkg/syscall/syscall_linux.go
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@ -49,12 +49,18 @@ func Utimes(path string, tv []Timeval) (errno int) {
return utimes(path, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
}
//sys futimesat(dirfd int, path string, times *[2]Timeval) (errno int)
//sys futimesat(dirfd int, path *byte, times *[2]Timeval) (errno int)
func Futimesat(dirfd int, path string, tv []Timeval) (errno int) {
if len(tv) != 2 {
return EINVAL
}
return futimesat(dirfd, path, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
return futimesat(dirfd, StringBytePtr(path), (*[2]Timeval)(unsafe.Pointer(&tv[0])))
}
func Futimes(fd int, tv []Timeval) (errno int) {
// Believe it or not, this is the best we can do on Linux
// (and is what glibc does).
return Utimes("/proc/self/fd/"+str(fd), tv)
}
const ImplementsGetwd = true