diff options
Diffstat (limited to 'vendor/golang.org/x/sys/unix/syscall_darwin.1_13.go')
| -rw-r--r-- | vendor/golang.org/x/sys/unix/syscall_darwin.1_13.go | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/vendor/golang.org/x/sys/unix/syscall_darwin.1_13.go b/vendor/golang.org/x/sys/unix/syscall_darwin.1_13.go index f911617..1596426 100644 --- a/vendor/golang.org/x/sys/unix/syscall_darwin.1_13.go +++ b/vendor/golang.org/x/sys/unix/syscall_darwin.1_13.go @@ -2,17 +2,22 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. +//go:build darwin && go1.13 // +build darwin,go1.13 package unix -import "unsafe" +import ( + "unsafe" + + "golang.org/x/sys/internal/unsafeheader" +) //sys closedir(dir uintptr) (err error) //sys readdir_r(dir uintptr, entry *Dirent, result **Dirent) (res Errno) func fdopendir(fd int) (dir uintptr, err error) { - r0, _, e1 := syscall_syscallPtr(funcPC(libc_fdopendir_trampoline), uintptr(fd), 0, 0) + r0, _, e1 := syscall_syscallPtr(libc_fdopendir_trampoline_addr, uintptr(fd), 0, 0) dir = uintptr(r0) if e1 != 0 { err = errnoErr(e1) @@ -20,9 +25,8 @@ func fdopendir(fd int) (dir uintptr, err error) { return } -func libc_fdopendir_trampoline() +var libc_fdopendir_trampoline_addr uintptr -//go:linkname libc_fdopendir libc_fdopendir //go:cgo_import_dynamic libc_fdopendir fdopendir "/usr/lib/libSystem.B.dylib" func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) { @@ -71,6 +75,7 @@ func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) { cnt++ continue } + reclen := int(entry.Reclen) if reclen > len(buf) { // Not enough room. Return for now. @@ -79,13 +84,15 @@ func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) { // restarting is O(n^2) in the length of the directory. Oh well. break } + // Copy entry into return buffer. - s := struct { - ptr unsafe.Pointer - siz int - cap int - }{ptr: unsafe.Pointer(&entry), siz: reclen, cap: reclen} - copy(buf, *(*[]byte)(unsafe.Pointer(&s))) + var s []byte + hdr := (*unsafeheader.Slice)(unsafe.Pointer(&s)) + hdr.Data = unsafe.Pointer(&entry) + hdr.Cap = reclen + hdr.Len = reclen + copy(buf, s) + buf = buf[reclen:] n += reclen cnt++ |