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Fix syscall.Statfs and syscall.Fstatfs for 386 GNU/Linux.

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For 386 we use the [f]statfs64 system call, which takes three
parameters: the filename, the size of the statfs64 structure,
and a pointer to the structure itself.

R=rsc
https://golang.org/cl/166073
This commit is contained in:
Ian Lance Taylor 2009-12-04 21:58:32 -08:00
parent 864c6bcbc7
commit 44c1eb6bed
2 changed files with 12 additions and 14 deletions
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14
src/pkg/syscall/syscall_linux_386.go
View File

@ -30,7 +30,6 @@ func NsecToTimeval(nsec int64) (tv Timeval) {
//sys Chown(path string, uid int, gid int) (errno int) = SYS_CHOWN32
//sys Fchown(fd int, uid int, gid int) (errno int) = SYS_FCHOWN32
//sys Fstat(fd int, stat *Stat_t) (errno int) = SYS_FSTAT64
//sys Fstatfs(fd int, buf *Statfs_t) (errno int) = SYS_FSTATFS64
//sys Getegid() (egid int) = SYS_GETEGID32
//sys Geteuid() (euid int) = SYS_GETEUID32
//sys Getgid() (gid int) = SYS_GETGID32
@ -47,7 +46,6 @@ func NsecToTimeval(nsec int64) (tv Timeval) {
//sys Setresuid(ruid int, euid int, suid int) (errno int) = SYS_SETRESUID32
//sys Setreuid(ruid int, euid int) (errno int) = SYS_SETREUID32
//sys Stat(path string, stat *Stat_t) (errno int) = SYS_STAT64
//sys Statfs(path string, buf *Statfs_t) (errno int) = SYS_STATFS64
//sys SyncFileRange(fd int, off int64, n int64, flags int) (errno int)
//sys getgroups(n int, list *_Gid_t) (nn int, errno int) = SYS_GETGROUPS32
//sys setgroups(n int, list *_Gid_t) (errno int) = SYS_SETGROUPS32
@ -150,6 +148,18 @@ func Shutdown(s, how int) (errno int) {
return;
}
func Fstatfs(fd int, buf *Statfs_t) (errno int) {
_, _, e1 := Syscall(SYS_FSTATFS64, uintptr(fd), uintptr(unsafe.Sizeof(*buf)), uintptr(unsafe.Pointer(buf)));
errno = int(e1);
return;
}
func Statfs(path string, buf *Statfs_t) (errno int) {
_, _, e1 := Syscall(SYS_STATFS64, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(unsafe.Sizeof(*buf)), uintptr(unsafe.Pointer(buf)));
errno = int(e1);
return;
}
func (r *PtraceRegs) PC() uint64 { return uint64(uint32(r.Eip)) }
func (r *PtraceRegs) SetPC(pc uint64) { r.Eip = int32(pc) }

12
src/pkg/syscall/zsyscall_linux_386.go
View File

@ -598,12 +598,6 @@ func Fstat(fd int, stat *Stat_t) (errno int) {
return;
}
func Fstatfs(fd int, buf *Statfs_t) (errno int) {
_, _, e1 := Syscall(SYS_FSTATFS64, uintptr(fd), uintptr(unsafe.Pointer(buf)), 0);
errno = int(e1);
return;
}
func Getegid() (egid int) {
r0, _, _ := Syscall(SYS_GETEGID32, 0, 0, 0);
egid = int(r0);
@ -700,12 +694,6 @@ func Stat(path string, stat *Stat_t) (errno int) {
return;
}
func Statfs(path string, buf *Statfs_t) (errno int) {
_, _, e1 := Syscall(SYS_STATFS64, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(unsafe.Pointer(buf)), 0);
errno = int(e1);
return;
}
func SyncFileRange(fd int, off int64, n int64, flags int) (errno int) {
_, _, e1 := Syscall6(SYS_SYNC_FILE_RANGE, uintptr(fd), uintptr(off), uintptr(off>>32), uintptr(n), uintptr(n>>32), uintptr(flags));
errno = int(e1);