From 7b5979e65e419b0715343c5b3ad0062b2a64674a Mon Sep 17 00:00:00 2001 From: Tobias Klauser Date: Mon, 12 Sep 2022 00:16:19 +0200 Subject: [PATCH] unix: remove Go 1.12 compatibility on darwin Go 1.12 was released more than 3 years ago. Dropping support for it will simplify generating the wrappers needed for Getdirentries implementation. Change-Id: If24bf6ff9076fb4e281948c67bac87744df98d7a Reviewed-on: https://go-review.googlesource.com/c/sys/+/430176 Run-TryBot: Tobias Klauser Reviewed-by: Than McIntosh Reviewed-by: Keith Randall Reviewed-by: Keith Randall TryBot-Result: Gopher Robot Auto-Submit: Tobias Klauser --- unix/mkall.sh | 5 -- unix/mkasm.go | 30 ++------- unix/syscall_darwin.1_12.go | 32 --------- unix/syscall_darwin.1_13.go | 100 ----------------------------- unix/syscall_darwin.go | 90 ++++++++++++++++++++++++++ unix/zsyscall_darwin_amd64.1_13.go | 40 ------------ unix/zsyscall_darwin_amd64.1_13.s | 25 -------- unix/zsyscall_darwin_amd64.go | 32 ++++++++- unix/zsyscall_darwin_amd64.s | 21 +++++- unix/zsyscall_darwin_arm64.1_13.go | 40 ------------ unix/zsyscall_darwin_arm64.1_13.s | 25 -------- unix/zsyscall_darwin_arm64.go | 32 ++++++++- unix/zsyscall_darwin_arm64.s | 21 +++++- 13 files changed, 188 insertions(+), 305 deletions(-) delete mode 100644 unix/syscall_darwin.1_12.go delete mode 100644 unix/syscall_darwin.1_13.go delete mode 100644 unix/zsyscall_darwin_amd64.1_13.go delete mode 100644 unix/zsyscall_darwin_amd64.1_13.s delete mode 100644 unix/zsyscall_darwin_arm64.1_13.go delete mode 100644 unix/zsyscall_darwin_arm64.1_13.s diff --git a/unix/mkall.sh b/unix/mkall.sh index 3b2335d5..1b2b424a 100755 --- a/unix/mkall.sh +++ b/unix/mkall.sh @@ -214,11 +214,6 @@ esac if [ "$GOOSARCH" == "aix_ppc64" ]; then # aix/ppc64 script generates files instead of writing to stdin. echo "$mksyscall -tags $GOOS,$GOARCH $syscall_goos $GOOSARCH_in && gofmt -w zsyscall_$GOOSARCH.go && gofmt -w zsyscall_"$GOOSARCH"_gccgo.go && gofmt -w zsyscall_"$GOOSARCH"_gc.go " ; - elif [ "$GOOS" == "darwin" ]; then - # 1.12 and later, syscalls via libSystem - echo "$mksyscall -tags $GOOS,$GOARCH,go1.12 $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go"; - # 1.13 and later, syscalls via libSystem (including syscallPtr) - echo "$mksyscall -tags $GOOS,$GOARCH,go1.13 syscall_darwin.1_13.go |gofmt >zsyscall_$GOOSARCH.1_13.go"; elif [ "$GOOS" == "illumos" ]; then # illumos code generation requires a --illumos switch echo "$mksyscall -illumos -tags illumos,$GOARCH syscall_illumos.go |gofmt > zsyscall_illumos_$GOARCH.go"; diff --git a/unix/mkasm.go b/unix/mkasm.go index e2775214..f73d0327 100644 --- a/unix/mkasm.go +++ b/unix/mkasm.go @@ -31,7 +31,7 @@ func archPtrSize(arch string) int { } } -func generateASMFile(arch string, inFileNames []string, outFileName, buildTags string) map[string]bool { +func generateASMFile(arch string, inFileNames []string, outFileName string) map[string]bool { trampolines := map[string]bool{} var orderedTrampolines []string for _, inFileName := range inFileNames { @@ -59,11 +59,6 @@ func generateASMFile(arch string, inFileNames []string, outFileName, buildTags s fmt.Fprintf(&out, "// go run mkasm.go %s\n", strings.Join(os.Args[1:], " ")) fmt.Fprintf(&out, "// Code generated by the command above; DO NOT EDIT.\n") fmt.Fprintf(&out, "\n") - if buildTags != "" { - fmt.Fprintf(&out, "//go:build %s\n", buildTags) - fmt.Fprintf(&out, "// +build %s\n", buildTags) - fmt.Fprintf(&out, "\n") - } fmt.Fprintf(&out, "#include \"textflag.h\"\n") for _, fn := range orderedTrampolines { fmt.Fprintf(&out, "\nTEXT %s_trampoline<>(SB),NOSPLIT,$0-0\n", fn) @@ -121,7 +116,6 @@ func main() { } goos, arch := os.Args[1], os.Args[2] - buildTags := "" syscallFilename := fmt.Sprintf("syscall_%s.go", goos) syscallArchFilename := fmt.Sprintf("syscall_%s_%s.go", goos, arch) zsyscallArchFilename := fmt.Sprintf("zsyscall_%s_%s.go", goos, arch) @@ -133,25 +127,9 @@ func main() { zsyscallArchFilename, } + trampolines := generateASMFile(arch, inFileNames, zsyscallASMFileName) + if goos == "darwin" { - buildTags = "go1.12" + writeDarwinTest(trampolines, fmt.Sprintf("darwin_%s_test.go", arch), arch) } - trampolines := generateASMFile(arch, inFileNames, zsyscallASMFileName, buildTags) - - if goos != "darwin" { - return - } - - inFileNames = []string{ - "syscall_darwin.1_13.go", - fmt.Sprintf("zsyscall_darwin_%s.1_13.go", arch), - } - trampolines2 := generateASMFile(arch, inFileNames, fmt.Sprintf("zsyscall_darwin_%s.1_13.s", arch), "go1.13") - - // merge trampolines - for trampoline := range trampolines2 { - trampolines[trampoline] = true - } - - writeDarwinTest(trampolines, fmt.Sprintf("darwin_%s_test.go", arch), arch) } diff --git a/unix/syscall_darwin.1_12.go b/unix/syscall_darwin.1_12.go deleted file mode 100644 index b0098607..00000000 --- a/unix/syscall_darwin.1_12.go +++ /dev/null @@ -1,32 +0,0 @@ -// Copyright 2019 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. - -//go:build darwin && go1.12 && !go1.13 -// +build darwin,go1.12,!go1.13 - -package unix - -import ( - "unsafe" -) - -const _SYS_GETDIRENTRIES64 = 344 - -func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) { - // To implement this using libSystem we'd need syscall_syscallPtr for - // fdopendir. However, syscallPtr was only added in Go 1.13, so we fall - // back to raw syscalls for this func on Go 1.12. - var p unsafe.Pointer - if len(buf) > 0 { - p = unsafe.Pointer(&buf[0]) - } else { - p = unsafe.Pointer(&_zero) - } - r0, _, e1 := Syscall6(_SYS_GETDIRENTRIES64, uintptr(fd), uintptr(p), uintptr(len(buf)), uintptr(unsafe.Pointer(basep)), 0, 0) - n = int(r0) - if e1 != 0 { - return n, errnoErr(e1) - } - return n, nil -} diff --git a/unix/syscall_darwin.1_13.go b/unix/syscall_darwin.1_13.go deleted file mode 100644 index 1259f6df..00000000 --- a/unix/syscall_darwin.1_13.go +++ /dev/null @@ -1,100 +0,0 @@ -// Copyright 2019 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. - -//go:build darwin && go1.13 -// +build darwin,go1.13 - -package unix - -import "unsafe" - -//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(libc_fdopendir_trampoline_addr, uintptr(fd), 0, 0) - dir = uintptr(r0) - if e1 != 0 { - err = errnoErr(e1) - } - return -} - -var libc_fdopendir_trampoline_addr uintptr - -//go:cgo_import_dynamic libc_fdopendir fdopendir "/usr/lib/libSystem.B.dylib" - -func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) { - // Simulate Getdirentries using fdopendir/readdir_r/closedir. - // We store the number of entries to skip in the seek - // offset of fd. See issue #31368. - // It's not the full required semantics, but should handle the case - // of calling Getdirentries or ReadDirent repeatedly. - // It won't handle assigning the results of lseek to *basep, or handle - // the directory being edited underfoot. - skip, err := Seek(fd, 0, 1 /* SEEK_CUR */) - if err != nil { - return 0, err - } - - // We need to duplicate the incoming file descriptor - // because the caller expects to retain control of it, but - // fdopendir expects to take control of its argument. - // Just Dup'ing the file descriptor is not enough, as the - // result shares underlying state. Use Openat to make a really - // new file descriptor referring to the same directory. - fd2, err := Openat(fd, ".", O_RDONLY, 0) - if err != nil { - return 0, err - } - d, err := fdopendir(fd2) - if err != nil { - Close(fd2) - return 0, err - } - defer closedir(d) - - var cnt int64 - for { - var entry Dirent - var entryp *Dirent - e := readdir_r(d, &entry, &entryp) - if e != 0 { - return n, errnoErr(e) - } - if entryp == nil { - break - } - if skip > 0 { - skip-- - cnt++ - continue - } - - reclen := int(entry.Reclen) - if reclen > len(buf) { - // Not enough room. Return for now. - // The counter will let us know where we should start up again. - // Note: this strategy for suspending in the middle and - // restarting is O(n^2) in the length of the directory. Oh well. - break - } - - // Copy entry into return buffer. - s := unsafe.Slice((*byte)(unsafe.Pointer(&entry)), reclen) - copy(buf, s) - - buf = buf[reclen:] - n += reclen - cnt++ - } - // Set the seek offset of the input fd to record - // how many files we've already returned. - _, err = Seek(fd, cnt, 0 /* SEEK_SET */) - if err != nil { - return n, err - } - - return n, nil -} diff --git a/unix/syscall_darwin.go b/unix/syscall_darwin.go index 4f87f16e..1f633821 100644 --- a/unix/syscall_darwin.go +++ b/unix/syscall_darwin.go @@ -19,6 +19,96 @@ import ( "unsafe" ) +//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(libc_fdopendir_trampoline_addr, uintptr(fd), 0, 0) + dir = uintptr(r0) + if e1 != 0 { + err = errnoErr(e1) + } + return +} + +var libc_fdopendir_trampoline_addr uintptr + +//go:cgo_import_dynamic libc_fdopendir fdopendir "/usr/lib/libSystem.B.dylib" + +func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) { + // Simulate Getdirentries using fdopendir/readdir_r/closedir. + // We store the number of entries to skip in the seek + // offset of fd. See issue #31368. + // It's not the full required semantics, but should handle the case + // of calling Getdirentries or ReadDirent repeatedly. + // It won't handle assigning the results of lseek to *basep, or handle + // the directory being edited underfoot. + skip, err := Seek(fd, 0, 1 /* SEEK_CUR */) + if err != nil { + return 0, err + } + + // We need to duplicate the incoming file descriptor + // because the caller expects to retain control of it, but + // fdopendir expects to take control of its argument. + // Just Dup'ing the file descriptor is not enough, as the + // result shares underlying state. Use Openat to make a really + // new file descriptor referring to the same directory. + fd2, err := Openat(fd, ".", O_RDONLY, 0) + if err != nil { + return 0, err + } + d, err := fdopendir(fd2) + if err != nil { + Close(fd2) + return 0, err + } + defer closedir(d) + + var cnt int64 + for { + var entry Dirent + var entryp *Dirent + e := readdir_r(d, &entry, &entryp) + if e != 0 { + return n, errnoErr(e) + } + if entryp == nil { + break + } + if skip > 0 { + skip-- + cnt++ + continue + } + + reclen := int(entry.Reclen) + if reclen > len(buf) { + // Not enough room. Return for now. + // The counter will let us know where we should start up again. + // Note: this strategy for suspending in the middle and + // restarting is O(n^2) in the length of the directory. Oh well. + break + } + + // Copy entry into return buffer. + s := unsafe.Slice((*byte)(unsafe.Pointer(&entry)), reclen) + copy(buf, s) + + buf = buf[reclen:] + n += reclen + cnt++ + } + // Set the seek offset of the input fd to record + // how many files we've already returned. + _, err = Seek(fd, cnt, 0 /* SEEK_SET */) + if err != nil { + return n, err + } + + return n, nil +} + // SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets. type SockaddrDatalink struct { Len uint8 diff --git a/unix/zsyscall_darwin_amd64.1_13.go b/unix/zsyscall_darwin_amd64.1_13.go deleted file mode 100644 index a06eb093..00000000 --- a/unix/zsyscall_darwin_amd64.1_13.go +++ /dev/null @@ -1,40 +0,0 @@ -// go run mksyscall.go -tags darwin,amd64,go1.13 syscall_darwin.1_13.go -// Code generated by the command above; see README.md. DO NOT EDIT. - -//go:build darwin && amd64 && go1.13 -// +build darwin,amd64,go1.13 - -package unix - -import ( - "syscall" - "unsafe" -) - -var _ syscall.Errno - -// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT - -func closedir(dir uintptr) (err error) { - _, _, e1 := syscall_syscall(libc_closedir_trampoline_addr, uintptr(dir), 0, 0) - if e1 != 0 { - err = errnoErr(e1) - } - return -} - -var libc_closedir_trampoline_addr uintptr - -//go:cgo_import_dynamic libc_closedir closedir "/usr/lib/libSystem.B.dylib" - -// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT - -func readdir_r(dir uintptr, entry *Dirent, result **Dirent) (res Errno) { - r0, _, _ := syscall_syscall(libc_readdir_r_trampoline_addr, uintptr(dir), uintptr(unsafe.Pointer(entry)), uintptr(unsafe.Pointer(result))) - res = Errno(r0) - return -} - -var libc_readdir_r_trampoline_addr uintptr - -//go:cgo_import_dynamic libc_readdir_r readdir_r "/usr/lib/libSystem.B.dylib" diff --git a/unix/zsyscall_darwin_amd64.1_13.s b/unix/zsyscall_darwin_amd64.1_13.s deleted file mode 100644 index f5bb40ed..00000000 --- a/unix/zsyscall_darwin_amd64.1_13.s +++ /dev/null @@ -1,25 +0,0 @@ -// go run mkasm.go darwin amd64 -// Code generated by the command above; DO NOT EDIT. - -//go:build go1.13 -// +build go1.13 - -#include "textflag.h" - -TEXT libc_fdopendir_trampoline<>(SB),NOSPLIT,$0-0 - JMP libc_fdopendir(SB) - -GLOBL ·libc_fdopendir_trampoline_addr(SB), RODATA, $8 -DATA ·libc_fdopendir_trampoline_addr(SB)/8, $libc_fdopendir_trampoline<>(SB) - -TEXT libc_closedir_trampoline<>(SB),NOSPLIT,$0-0 - JMP libc_closedir(SB) - -GLOBL ·libc_closedir_trampoline_addr(SB), RODATA, $8 -DATA ·libc_closedir_trampoline_addr(SB)/8, $libc_closedir_trampoline<>(SB) - -TEXT libc_readdir_r_trampoline<>(SB),NOSPLIT,$0-0 - JMP libc_readdir_r(SB) - -GLOBL ·libc_readdir_r_trampoline_addr(SB), RODATA, $8 -DATA ·libc_readdir_r_trampoline_addr(SB)/8, $libc_readdir_r_trampoline<>(SB) diff --git a/unix/zsyscall_darwin_amd64.go b/unix/zsyscall_darwin_amd64.go index 467deed7..c2461c49 100644 --- a/unix/zsyscall_darwin_amd64.go +++ b/unix/zsyscall_darwin_amd64.go @@ -1,8 +1,8 @@ -// go run mksyscall.go -tags darwin,amd64,go1.12 syscall_bsd.go syscall_darwin.go syscall_darwin_amd64.go +// go run mksyscall.go -tags darwin,amd64 syscall_bsd.go syscall_darwin.go syscall_darwin_amd64.go // Code generated by the command above; see README.md. DO NOT EDIT. -//go:build darwin && amd64 && go1.12 -// +build darwin,amd64,go1.12 +//go:build darwin && amd64 +// +build darwin,amd64 package unix @@ -463,6 +463,32 @@ var libc_munlockall_trampoline_addr uintptr // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT +func closedir(dir uintptr) (err error) { + _, _, e1 := syscall_syscall(libc_closedir_trampoline_addr, uintptr(dir), 0, 0) + if e1 != 0 { + err = errnoErr(e1) + } + return +} + +var libc_closedir_trampoline_addr uintptr + +//go:cgo_import_dynamic libc_closedir closedir "/usr/lib/libSystem.B.dylib" + +// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT + +func readdir_r(dir uintptr, entry *Dirent, result **Dirent) (res Errno) { + r0, _, _ := syscall_syscall(libc_readdir_r_trampoline_addr, uintptr(dir), uintptr(unsafe.Pointer(entry)), uintptr(unsafe.Pointer(result))) + res = Errno(r0) + return +} + +var libc_readdir_r_trampoline_addr uintptr + +//go:cgo_import_dynamic libc_readdir_r readdir_r "/usr/lib/libSystem.B.dylib" + +// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT + func pipe(p *[2]int32) (err error) { _, _, e1 := syscall_rawSyscall(libc_pipe_trampoline_addr, uintptr(unsafe.Pointer(p)), 0, 0) if e1 != 0 { diff --git a/unix/zsyscall_darwin_amd64.s b/unix/zsyscall_darwin_amd64.s index b41467a0..95fe4c0e 100644 --- a/unix/zsyscall_darwin_amd64.s +++ b/unix/zsyscall_darwin_amd64.s @@ -1,11 +1,14 @@ // go run mkasm.go darwin amd64 // Code generated by the command above; DO NOT EDIT. -//go:build go1.12 -// +build go1.12 - #include "textflag.h" +TEXT libc_fdopendir_trampoline<>(SB),NOSPLIT,$0-0 + JMP libc_fdopendir(SB) + +GLOBL ·libc_fdopendir_trampoline_addr(SB), RODATA, $8 +DATA ·libc_fdopendir_trampoline_addr(SB)/8, $libc_fdopendir_trampoline<>(SB) + TEXT libc_getgroups_trampoline<>(SB),NOSPLIT,$0-0 JMP libc_getgroups(SB) @@ -174,6 +177,18 @@ TEXT libc_munlockall_trampoline<>(SB),NOSPLIT,$0-0 GLOBL ·libc_munlockall_trampoline_addr(SB), RODATA, $8 DATA ·libc_munlockall_trampoline_addr(SB)/8, $libc_munlockall_trampoline<>(SB) +TEXT libc_closedir_trampoline<>(SB),NOSPLIT,$0-0 + JMP libc_closedir(SB) + +GLOBL ·libc_closedir_trampoline_addr(SB), RODATA, $8 +DATA ·libc_closedir_trampoline_addr(SB)/8, $libc_closedir_trampoline<>(SB) + +TEXT libc_readdir_r_trampoline<>(SB),NOSPLIT,$0-0 + JMP libc_readdir_r(SB) + +GLOBL ·libc_readdir_r_trampoline_addr(SB), RODATA, $8 +DATA ·libc_readdir_r_trampoline_addr(SB)/8, $libc_readdir_r_trampoline<>(SB) + TEXT libc_pipe_trampoline<>(SB),NOSPLIT,$0-0 JMP libc_pipe(SB) diff --git a/unix/zsyscall_darwin_arm64.1_13.go b/unix/zsyscall_darwin_arm64.1_13.go deleted file mode 100644 index cec595d5..00000000 --- a/unix/zsyscall_darwin_arm64.1_13.go +++ /dev/null @@ -1,40 +0,0 @@ -// go run mksyscall.go -tags darwin,arm64,go1.13 syscall_darwin.1_13.go -// Code generated by the command above; see README.md. DO NOT EDIT. - -//go:build darwin && arm64 && go1.13 -// +build darwin,arm64,go1.13 - -package unix - -import ( - "syscall" - "unsafe" -) - -var _ syscall.Errno - -// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT - -func closedir(dir uintptr) (err error) { - _, _, e1 := syscall_syscall(libc_closedir_trampoline_addr, uintptr(dir), 0, 0) - if e1 != 0 { - err = errnoErr(e1) - } - return -} - -var libc_closedir_trampoline_addr uintptr - -//go:cgo_import_dynamic libc_closedir closedir "/usr/lib/libSystem.B.dylib" - -// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT - -func readdir_r(dir uintptr, entry *Dirent, result **Dirent) (res Errno) { - r0, _, _ := syscall_syscall(libc_readdir_r_trampoline_addr, uintptr(dir), uintptr(unsafe.Pointer(entry)), uintptr(unsafe.Pointer(result))) - res = Errno(r0) - return -} - -var libc_readdir_r_trampoline_addr uintptr - -//go:cgo_import_dynamic libc_readdir_r readdir_r "/usr/lib/libSystem.B.dylib" diff --git a/unix/zsyscall_darwin_arm64.1_13.s b/unix/zsyscall_darwin_arm64.1_13.s deleted file mode 100644 index 0c3f76bc..00000000 --- a/unix/zsyscall_darwin_arm64.1_13.s +++ /dev/null @@ -1,25 +0,0 @@ -// go run mkasm.go darwin arm64 -// Code generated by the command above; DO NOT EDIT. - -//go:build go1.13 -// +build go1.13 - -#include "textflag.h" - -TEXT libc_fdopendir_trampoline<>(SB),NOSPLIT,$0-0 - JMP libc_fdopendir(SB) - -GLOBL ·libc_fdopendir_trampoline_addr(SB), RODATA, $8 -DATA ·libc_fdopendir_trampoline_addr(SB)/8, $libc_fdopendir_trampoline<>(SB) - -TEXT libc_closedir_trampoline<>(SB),NOSPLIT,$0-0 - JMP libc_closedir(SB) - -GLOBL ·libc_closedir_trampoline_addr(SB), RODATA, $8 -DATA ·libc_closedir_trampoline_addr(SB)/8, $libc_closedir_trampoline<>(SB) - -TEXT libc_readdir_r_trampoline<>(SB),NOSPLIT,$0-0 - JMP libc_readdir_r(SB) - -GLOBL ·libc_readdir_r_trampoline_addr(SB), RODATA, $8 -DATA ·libc_readdir_r_trampoline_addr(SB)/8, $libc_readdir_r_trampoline<>(SB) diff --git a/unix/zsyscall_darwin_arm64.go b/unix/zsyscall_darwin_arm64.go index 35938d34..26a0fdc5 100644 --- a/unix/zsyscall_darwin_arm64.go +++ b/unix/zsyscall_darwin_arm64.go @@ -1,8 +1,8 @@ -// go run mksyscall.go -tags darwin,arm64,go1.12 syscall_bsd.go syscall_darwin.go syscall_darwin_arm64.go +// go run mksyscall.go -tags darwin,arm64 syscall_bsd.go syscall_darwin.go syscall_darwin_arm64.go // Code generated by the command above; see README.md. DO NOT EDIT. -//go:build darwin && arm64 && go1.12 -// +build darwin,arm64,go1.12 +//go:build darwin && arm64 +// +build darwin,arm64 package unix @@ -463,6 +463,32 @@ var libc_munlockall_trampoline_addr uintptr // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT +func closedir(dir uintptr) (err error) { + _, _, e1 := syscall_syscall(libc_closedir_trampoline_addr, uintptr(dir), 0, 0) + if e1 != 0 { + err = errnoErr(e1) + } + return +} + +var libc_closedir_trampoline_addr uintptr + +//go:cgo_import_dynamic libc_closedir closedir "/usr/lib/libSystem.B.dylib" + +// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT + +func readdir_r(dir uintptr, entry *Dirent, result **Dirent) (res Errno) { + r0, _, _ := syscall_syscall(libc_readdir_r_trampoline_addr, uintptr(dir), uintptr(unsafe.Pointer(entry)), uintptr(unsafe.Pointer(result))) + res = Errno(r0) + return +} + +var libc_readdir_r_trampoline_addr uintptr + +//go:cgo_import_dynamic libc_readdir_r readdir_r "/usr/lib/libSystem.B.dylib" + +// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT + func pipe(p *[2]int32) (err error) { _, _, e1 := syscall_rawSyscall(libc_pipe_trampoline_addr, uintptr(unsafe.Pointer(p)), 0, 0) if e1 != 0 { diff --git a/unix/zsyscall_darwin_arm64.s b/unix/zsyscall_darwin_arm64.s index e1f9204a..efa5b4c9 100644 --- a/unix/zsyscall_darwin_arm64.s +++ b/unix/zsyscall_darwin_arm64.s @@ -1,11 +1,14 @@ // go run mkasm.go darwin arm64 // Code generated by the command above; DO NOT EDIT. -//go:build go1.12 -// +build go1.12 - #include "textflag.h" +TEXT libc_fdopendir_trampoline<>(SB),NOSPLIT,$0-0 + JMP libc_fdopendir(SB) + +GLOBL ·libc_fdopendir_trampoline_addr(SB), RODATA, $8 +DATA ·libc_fdopendir_trampoline_addr(SB)/8, $libc_fdopendir_trampoline<>(SB) + TEXT libc_getgroups_trampoline<>(SB),NOSPLIT,$0-0 JMP libc_getgroups(SB) @@ -174,6 +177,18 @@ TEXT libc_munlockall_trampoline<>(SB),NOSPLIT,$0-0 GLOBL ·libc_munlockall_trampoline_addr(SB), RODATA, $8 DATA ·libc_munlockall_trampoline_addr(SB)/8, $libc_munlockall_trampoline<>(SB) +TEXT libc_closedir_trampoline<>(SB),NOSPLIT,$0-0 + JMP libc_closedir(SB) + +GLOBL ·libc_closedir_trampoline_addr(SB), RODATA, $8 +DATA ·libc_closedir_trampoline_addr(SB)/8, $libc_closedir_trampoline<>(SB) + +TEXT libc_readdir_r_trampoline<>(SB),NOSPLIT,$0-0 + JMP libc_readdir_r(SB) + +GLOBL ·libc_readdir_r_trampoline_addr(SB), RODATA, $8 +DATA ·libc_readdir_r_trampoline_addr(SB)/8, $libc_readdir_r_trampoline<>(SB) + TEXT libc_pipe_trampoline<>(SB),NOSPLIT,$0-0 JMP libc_pipe(SB)