This patch from Shenghou Ma supports the os.Stat function on some more operating systems. Bootstrapped and ran Go testsuite on x86_64-unknown-linux-gnu. Committed to mainline.
Ian
diff -r 5d8ca2f79dba libgo/Makefile.am --- a/libgo/Makefile.am Fri Nov 02 16:37:20 2012 -0700 +++ b/libgo/Makefile.am Mon Nov 05 09:33:12 2012 -0800 @@ -829,8 +829,28 @@ if LIBGO_IS_SOLARIS go_os_stat_file = go/os/stat_solaris.go else +if LIBGO_IS_LINUX +go_os_stat_file = go/os/stat_atim.go +else +if LIBGO_IS_OPENBSD +go_os_stat_file = go/os/stat_atim.go +else +if LIBGO_IS_DARWIN +go_os_stat_file = go/os/stat_atimspec.go +else +if LIBGO_IS_FREEBSD +go_os_stat_file = go/os/stat_atimspec.go +else +if LIBGO_IS_NETBSD +go_os_stat_file = go/os/stat_atimspec.go +else go_os_stat_file = go/os/stat.go endif +endif +endif +endif +endif +endif go_os_files = \ $(go_os_dir_file) \ diff -r 5d8ca2f79dba libgo/go/os/stat_atim.go --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libgo/go/os/stat_atim.go Mon Nov 05 09:33:12 2012 -0800 @@ -0,0 +1,61 @@ +// Copyright 2009 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package os + +import ( + "syscall" + "time" +) + +func sameFile(sys1, sys2 interface{}) bool { + stat1 := sys1.(*syscall.Stat_t) + stat2 := sys2.(*syscall.Stat_t) + return stat1.Dev == stat2.Dev && stat1.Ino == stat2.Ino +} + +func fileInfoFromStat(st *syscall.Stat_t, name string) FileInfo { + fs := &fileStat{ + name: basename(name), + size: int64(st.Size), + modTime: timespecToTime(st.Mtim), + sys: st, + } + fs.mode = FileMode(st.Mode & 0777) + switch st.Mode & syscall.S_IFMT { + case syscall.S_IFBLK: + fs.mode |= ModeDevice + case syscall.S_IFCHR: + fs.mode |= ModeDevice | ModeCharDevice + case syscall.S_IFDIR: + fs.mode |= ModeDir + case syscall.S_IFIFO: + fs.mode |= ModeNamedPipe + case syscall.S_IFLNK: + fs.mode |= ModeSymlink + case syscall.S_IFREG: + // nothing to do + case syscall.S_IFSOCK: + fs.mode |= ModeSocket + } + if st.Mode&syscall.S_ISGID != 0 { + fs.mode |= ModeSetgid + } + if st.Mode&syscall.S_ISUID != 0 { + fs.mode |= ModeSetuid + } + if st.Mode&syscall.S_ISVTX != 0 { + fs.mode |= ModeSticky + } + return fs +} + +func timespecToTime(ts syscall.Timespec) time.Time { + return time.Unix(int64(ts.Sec), int64(ts.Nsec)) +} + +// For testing. +func atime(fi FileInfo) time.Time { + return timespecToTime(fi.Sys().(*syscall.Stat_t).Atim) +} diff -r 5d8ca2f79dba libgo/go/os/stat_atimespec.go --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libgo/go/os/stat_atimespec.go Mon Nov 05 09:33:12 2012 -0800 @@ -0,0 +1,61 @@ +// Copyright 2009 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package os + +import ( + "syscall" + "time" +) + +func sameFile(sys1, sys2 interface{}) bool { + stat1 := sys1.(*syscall.Stat_t) + stat2 := sys2.(*syscall.Stat_t) + return stat1.Dev == stat2.Dev && stat1.Ino == stat2.Ino +} + +func fileInfoFromStat(st *syscall.Stat_t, name string) FileInfo { + fs := &fileStat{ + name: basename(name), + size: int64(st.Size), + modTime: timespecToTime(st.Mtimspec), + sys: st, + } + fs.mode = FileMode(st.Mode & 0777) + switch st.Mode & syscall.S_IFMT { + case syscall.S_IFBLK: + fs.mode |= ModeDevice + case syscall.S_IFCHR: + fs.mode |= ModeDevice | ModeCharDevice + case syscall.S_IFDIR: + fs.mode |= ModeDir + case syscall.S_IFIFO: + fs.mode |= ModeNamedPipe + case syscall.S_IFLNK: + fs.mode |= ModeSymlink + case syscall.S_IFREG: + // nothing to do + case syscall.S_IFSOCK: + fs.mode |= ModeSocket + } + if st.Mode&syscall.S_ISGID != 0 { + fs.mode |= ModeSetgid + } + if st.Mode&syscall.S_ISUID != 0 { + fs.mode |= ModeSetuid + } + if st.Mode&syscall.S_ISVTX != 0 { + fs.mode |= ModeSticky + } + return fs +} + +func timespecToTime(ts syscall.Timespec) time.Time { + return time.Unix(int64(ts.Sec), int64(ts.Nsec)) +} + +// For testing. +func atime(fi FileInfo) time.Time { + return timespecToTime(fi.Sys().(*syscall.Stat_t).Atimspec) +} diff -r 5d8ca2f79dba libgo/go/os/stat_openbsd.go --- a/libgo/go/os/stat_openbsd.go Fri Nov 02 16:37:20 2012 -0700 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,61 +0,0 @@ -// Copyright 2009 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package os - -import ( - "syscall" - "time" -) - -func sameFile(sys1, sys2 interface{}) bool { - stat1 := sys1.(*syscall.Stat_t) - stat2 := sys2.(*syscall.Stat_t) - return stat1.Dev == stat2.Dev && stat1.Ino == stat2.Ino -} - -func fileInfoFromStat(st *syscall.Stat_t, name string) FileInfo { - fs := &fileStat{ - name: basename(name), - size: int64(st.Size), - modTime: timespecToTime(st.Mtim), - sys: st, - } - fs.mode = FileMode(st.Mode & 0777) - switch st.Mode & syscall.S_IFMT { - case syscall.S_IFBLK: - fs.mode |= ModeDevice - case syscall.S_IFCHR: - fs.mode |= ModeDevice | ModeCharDevice - case syscall.S_IFDIR: - fs.mode |= ModeDir - case syscall.S_IFIFO: - fs.mode |= ModeNamedPipe - case syscall.S_IFLNK: - fs.mode |= ModeSymlink - case syscall.S_IFREG: - // nothing to do - case syscall.S_IFSOCK: - fs.mode |= ModeSocket - } - if st.Mode&syscall.S_ISGID != 0 { - fs.mode |= ModeSetgid - } - if st.Mode&syscall.S_ISUID != 0 { - fs.mode |= ModeSetuid - } - if st.Mode&syscall.S_ISVTX != 0 { - fs.mode |= ModeSticky - } - return fs -} - -func timespecToTime(ts syscall.Timespec) time.Time { - return time.Unix(int64(ts.Sec), int64(ts.Nsec)) -} - -// For testing. -func atime(fi FileInfo) time.Time { - return timespecToTime(fi.Sys().(*syscall.Stat_t).Atim) -}