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											2023-08-16 16:09:50 +01:00
										 |  |  | // Copyright 2020 The Libc 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 libc // import "modernc.org/libc" | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | import ( | 
					
						
							|  |  |  | 	"os" | 
					
						
							|  |  |  | 	"strings" | 
					
						
							| 
									
										
										
										
											2023-11-06 14:40:53 +00:00
										 |  |  | 	"unicode" | 
					
						
							|  |  |  | 	"unsafe" | 
					
						
							| 
									
										
										
										
											2023-08-16 16:09:50 +01:00
										 |  |  | 
 | 
					
						
							|  |  |  | 	"golang.org/x/sys/unix" | 
					
						
							|  |  |  | 	"modernc.org/libc/errno" | 
					
						
							|  |  |  | 	"modernc.org/libc/fcntl" | 
					
						
							|  |  |  | 	"modernc.org/libc/signal" | 
					
						
							|  |  |  | 	"modernc.org/libc/sys/types" | 
					
						
							|  |  |  | 	"modernc.org/libc/wctype" | 
					
						
							|  |  |  | ) | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int sigaction(int signum, const struct sigaction *act, struct sigaction *oldact); | 
					
						
							|  |  |  | func Xsigaction(t *TLS, signum int32, act, oldact uintptr) int32 { | 
					
						
							|  |  |  | 	// 	musl/arch/x86_64/ksigaction.h | 
					
						
							|  |  |  | 	// | 
					
						
							|  |  |  | 	//	struct k_sigaction { | 
					
						
							|  |  |  | 	//		void (*handler)(int); | 
					
						
							|  |  |  | 	//		unsigned long flags; | 
					
						
							|  |  |  | 	//		void (*restorer)(void); | 
					
						
							|  |  |  | 	//		unsigned mask[2]; | 
					
						
							|  |  |  | 	//	}; | 
					
						
							|  |  |  | 	type k_sigaction struct { | 
					
						
							|  |  |  | 		handler  uintptr | 
					
						
							|  |  |  | 		flags    ulong | 
					
						
							|  |  |  | 		restorer uintptr | 
					
						
							|  |  |  | 		mask     [2]uint32 | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	var kact, koldact uintptr | 
					
						
							|  |  |  | 	if act != 0 { | 
					
						
							|  |  |  | 		sz := int(unsafe.Sizeof(k_sigaction{})) | 
					
						
							|  |  |  | 		kact = t.Alloc(sz) | 
					
						
							|  |  |  | 		defer t.Free(sz) | 
					
						
							|  |  |  | 		*(*k_sigaction)(unsafe.Pointer(kact)) = k_sigaction{ | 
					
						
							|  |  |  | 			handler:  (*signal.Sigaction)(unsafe.Pointer(act)).F__sigaction_handler.Fsa_handler, | 
					
						
							|  |  |  | 			flags:    ulong((*signal.Sigaction)(unsafe.Pointer(act)).Fsa_flags), | 
					
						
							|  |  |  | 			restorer: (*signal.Sigaction)(unsafe.Pointer(act)).Fsa_restorer, | 
					
						
							|  |  |  | 		} | 
					
						
							|  |  |  | 		Xmemcpy(t, kact+unsafe.Offsetof(k_sigaction{}.mask), act+unsafe.Offsetof(signal.Sigaction{}.Fsa_mask), types.Size_t(unsafe.Sizeof(k_sigaction{}.mask))) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 	if oldact != 0 { | 
					
						
							|  |  |  | 		panic(todo("")) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	if _, _, err := unix.Syscall6(unix.SYS_RT_SIGACTION, uintptr(signum), kact, koldact, unsafe.Sizeof(k_sigaction{}.mask), 0, 0); err != 0 { | 
					
						
							|  |  |  | 		t.setErrno(err) | 
					
						
							|  |  |  | 		return -1 | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	if oldact != 0 { | 
					
						
							|  |  |  | 		panic(todo("")) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int fcntl(int fd, int cmd, ... /* arg */ ); | 
					
						
							|  |  |  | func Xfcntl64(t *TLS, fd, cmd int32, args uintptr) int32 { | 
					
						
							|  |  |  | 	var arg uintptr | 
					
						
							|  |  |  | 	if args != 0 { | 
					
						
							|  |  |  | 		arg = *(*uintptr)(unsafe.Pointer(args)) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 	if cmd == fcntl.F_SETFL { | 
					
						
							|  |  |  | 		arg |= unix.O_LARGEFILE | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 	n, _, err := unix.Syscall(unix.SYS_FCNTL, uintptr(fd), uintptr(cmd), arg) | 
					
						
							|  |  |  | 	if err != 0 { | 
					
						
							|  |  |  | 		// if dmesgs { | 
					
						
							|  |  |  | 		// 	dmesg("%v: fd %v cmd %v", origin(1), fcntlCmdStr(fd), cmd) | 
					
						
							|  |  |  | 		// } | 
					
						
							|  |  |  | 		t.setErrno(err) | 
					
						
							|  |  |  | 		return -1 | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// if dmesgs { | 
					
						
							|  |  |  | 	// 	dmesg("%v: %d %s %#x: %d", origin(1), fd, fcntlCmdStr(cmd), arg, n) | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 	return int32(n) | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int lstat(const char *pathname, struct stat *statbuf); | 
					
						
							|  |  |  | func Xlstat64(t *TLS, pathname, statbuf uintptr) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_LSTAT, pathname, statbuf, 0); err != 0 { | 
					
						
							|  |  |  | 	// 	// if dmesgs { | 
					
						
							|  |  |  | 	// 	// 	dmesg("%v: %q: %v", origin(1), GoString(pathname), err) | 
					
						
							|  |  |  | 	// 	// } | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// // if dmesgs { | 
					
						
							|  |  |  | 	// // 	dmesg("%v: %q: ok", origin(1), GoString(pathname)) | 
					
						
							|  |  |  | 	// // } | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int stat(const char *pathname, struct stat *statbuf); | 
					
						
							|  |  |  | func Xstat64(t *TLS, pathname, statbuf uintptr) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_STAT, pathname, statbuf, 0); err != 0 { | 
					
						
							|  |  |  | 	// 	// if dmesgs { | 
					
						
							|  |  |  | 	// 	// 	dmesg("%v: %q: %v", origin(1), GoString(pathname), err) | 
					
						
							|  |  |  | 	// 	// } | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// // if dmesgs { | 
					
						
							|  |  |  | 	// // 	dmesg("%v: %q: ok", origin(1), GoString(pathname)) | 
					
						
							|  |  |  | 	// // } | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int fstat(int fd, struct stat *statbuf); | 
					
						
							|  |  |  | func Xfstat64(t *TLS, fd int32, statbuf uintptr) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_FSTAT, uintptr(fd), statbuf, 0); err != 0 { | 
					
						
							|  |  |  | 	// 	// if dmesgs { | 
					
						
							|  |  |  | 	// 	// 	dmesg("%v: fd %d: %v", origin(1), fd, err) | 
					
						
							|  |  |  | 	// 	// } | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// // if dmesgs { | 
					
						
							|  |  |  | 	// // 	dmesg("%v: %d size %#x: ok\n%+v", origin(1), fd, (*stat.Stat)(unsafe.Pointer(statbuf)).Fst_size, (*stat.Stat)(unsafe.Pointer(statbuf))) | 
					
						
							|  |  |  | 	// // } | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | func Xmmap(t *TLS, addr uintptr, length types.Size_t, prot, flags, fd int32, offset types.Off_t) uintptr { | 
					
						
							|  |  |  | 	return Xmmap64(t, addr, length, prot, flags, fd, offset) | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // void *mmap(void *addr, size_t length, int prot, int flags, int fd, off_t offset); | 
					
						
							|  |  |  | func Xmmap64(t *TLS, addr uintptr, length types.Size_t, prot, flags, fd int32, offset types.Off_t) uintptr { | 
					
						
							|  |  |  | 	data, _, err := unix.Syscall6(unix.SYS_MMAP, addr, uintptr(length), uintptr(prot), uintptr(flags), uintptr(fd), uintptr(offset)) | 
					
						
							|  |  |  | 	if err != 0 { | 
					
						
							|  |  |  | 		// if dmesgs { | 
					
						
							|  |  |  | 		// 	dmesg("%v: %v", origin(1), err) | 
					
						
							|  |  |  | 		// } | 
					
						
							|  |  |  | 		t.setErrno(err) | 
					
						
							|  |  |  | 		return ^uintptr(0) // (void*)-1 | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// if dmesgs { | 
					
						
							|  |  |  | 	// 	dmesg("%v: %#x", origin(1), data) | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 	return data | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // void *mremap(void *old_address, size_t old_size, size_t new_size, int flags, ... /* void *new_address */); | 
					
						
							|  |  |  | func Xmremap(t *TLS, old_address uintptr, old_size, new_size types.Size_t, flags int32, args uintptr) uintptr { | 
					
						
							|  |  |  | 	var arg uintptr | 
					
						
							|  |  |  | 	if args != 0 { | 
					
						
							|  |  |  | 		arg = *(*uintptr)(unsafe.Pointer(args)) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 	data, _, err := unix.Syscall6(unix.SYS_MREMAP, old_address, uintptr(old_size), uintptr(new_size), uintptr(flags), arg, 0) | 
					
						
							|  |  |  | 	if err != 0 { | 
					
						
							|  |  |  | 		// if dmesgs { | 
					
						
							|  |  |  | 		// 	dmesg("%v: %v", origin(1), err) | 
					
						
							|  |  |  | 		// } | 
					
						
							|  |  |  | 		t.setErrno(err) | 
					
						
							|  |  |  | 		return ^uintptr(0) // (void*)-1 | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// if dmesgs { | 
					
						
							|  |  |  | 	// 	dmesg("%v: %#x", origin(1), data) | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 	return data | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int ftruncate(int fd, off_t length); | 
					
						
							|  |  |  | func Xftruncate64(t *TLS, fd int32, length types.Off_t) int32 { | 
					
						
							|  |  |  | 	if _, _, err := unix.Syscall(unix.SYS_FTRUNCATE, uintptr(fd), uintptr(length), 0); err != 0 { | 
					
						
							|  |  |  | 		// if dmesgs { | 
					
						
							|  |  |  | 		// 	dmesg("%v: fd %d: %v", origin(1), fd, err) | 
					
						
							|  |  |  | 		// } | 
					
						
							|  |  |  | 		t.setErrno(err) | 
					
						
							|  |  |  | 		return -1 | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// if dmesgs { | 
					
						
							|  |  |  | 	// 	dmesg("%v: %d %#x: ok", origin(1), fd, length) | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 	return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // off64_t lseek64(int fd, off64_t offset, int whence); | 
					
						
							|  |  |  | func Xlseek64(t *TLS, fd int32, offset types.Off_t, whence int32) types.Off_t { | 
					
						
							|  |  |  | 	n, _, err := unix.Syscall(unix.SYS_LSEEK, uintptr(fd), uintptr(offset), uintptr(whence)) | 
					
						
							|  |  |  | 	if err != 0 { | 
					
						
							|  |  |  | 		// if dmesgs { | 
					
						
							|  |  |  | 		// 	dmesg("%v: fd %v, off %#x, whence %v: %v", origin(1), fd, offset, whenceStr(whence), err) | 
					
						
							|  |  |  | 		// } | 
					
						
							|  |  |  | 		t.setErrno(err) | 
					
						
							|  |  |  | 		return -1 | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// if dmesgs { | 
					
						
							|  |  |  | 	// 	dmesg("%v: fd %v, off %#x, whence %v: %#x", origin(1), fd, offset, whenceStr(whence), n) | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 	return types.Off_t(n) | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int utime(const char *filename, const struct utimbuf *times); | 
					
						
							|  |  |  | func Xutime(t *TLS, filename, times uintptr) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_UTIME, filename, times, 0); err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // unsigned int alarm(unsigned int seconds); | 
					
						
							|  |  |  | func Xalarm(t *TLS, seconds uint32) uint32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// n, _, err := unix.Syscall(unix.SYS_ALARM, uintptr(seconds), 0, 0) | 
					
						
							|  |  |  | 	// if err != 0 { | 
					
						
							|  |  |  | 	// 	panic(todo("")) | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// return uint32(n) | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // time_t time(time_t *tloc); | 
					
						
							|  |  |  | func Xtime(t *TLS, tloc uintptr) types.Time_t { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// n, _, err := unix.Syscall(unix.SYS_TIME, tloc, 0, 0) | 
					
						
							|  |  |  | 	// if err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return types.Time_t(-1) | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// if tloc != 0 { | 
					
						
							|  |  |  | 	// 	*(*types.Time_t)(unsafe.Pointer(tloc)) = types.Time_t(n) | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 	// return types.Time_t(n) | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int getrlimit(int resource, struct rlimit *rlim); | 
					
						
							|  |  |  | func Xgetrlimit64(t *TLS, resource int32, rlim uintptr) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_GETRLIMIT, uintptr(resource), uintptr(rlim), 0); err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int mkdir(const char *path, mode_t mode); | 
					
						
							|  |  |  | func Xmkdir(t *TLS, path uintptr, mode types.Mode_t) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_MKDIR, path, uintptr(mode), 0); err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// // if dmesgs { | 
					
						
							|  |  |  | 	// // 	dmesg("%v: %q: ok", origin(1), GoString(path)) | 
					
						
							|  |  |  | 	// // } | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int symlink(const char *target, const char *linkpath); | 
					
						
							|  |  |  | func Xsymlink(t *TLS, target, linkpath uintptr) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_SYMLINK, target, linkpath, 0); err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// // if dmesgs { | 
					
						
							|  |  |  | 	// // 	dmesg("%v: %q %q: ok", origin(1), GoString(target), GoString(linkpath)) | 
					
						
							|  |  |  | 	// // } | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int chmod(const char *pathname, mode_t mode) | 
					
						
							|  |  |  | func Xchmod(t *TLS, pathname uintptr, mode types.Mode_t) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_CHMOD, pathname, uintptr(mode), 0); err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// // if dmesgs { | 
					
						
							|  |  |  | 	// // 	dmesg("%v: %q %#o: ok", origin(1), GoString(pathname), mode) | 
					
						
							|  |  |  | 	// // } | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int utimes(const char *filename, const struct timeval times[2]); | 
					
						
							|  |  |  | func Xutimes(t *TLS, filename, times uintptr) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_UTIMES, filename, times, 0); err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// // if dmesgs { | 
					
						
							|  |  |  | 	// // 	dmesg("%v: %q: ok", origin(1), GoString(filename)) | 
					
						
							|  |  |  | 	// // } | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int unlink(const char *pathname); | 
					
						
							|  |  |  | func Xunlink(t *TLS, pathname uintptr) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_UNLINK, pathname, 0, 0); err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// // if dmesgs { | 
					
						
							|  |  |  | 	// // 	dmesg("%v: %q: ok", origin(1), GoString(pathname)) | 
					
						
							|  |  |  | 	// // } | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int access(const char *pathname, int mode); | 
					
						
							|  |  |  | func Xaccess(t *TLS, pathname uintptr, mode int32) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_ACCESS, pathname, uintptr(mode), 0); err != 0 { | 
					
						
							|  |  |  | 	// 	// if dmesgs { | 
					
						
							|  |  |  | 	// 	// 	dmesg("%v: %q: %v", origin(1), GoString(pathname), err) | 
					
						
							|  |  |  | 	// 	// } | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// // if dmesgs { | 
					
						
							|  |  |  | 	// // 	dmesg("%v: %q %#o: ok", origin(1), GoString(pathname), mode) | 
					
						
							|  |  |  | 	// // } | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int rmdir(const char *pathname); | 
					
						
							|  |  |  | func Xrmdir(t *TLS, pathname uintptr) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_RMDIR, pathname, 0, 0); err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// // if dmesgs { | 
					
						
							|  |  |  | 	// // 	dmesg("%v: %q: ok", origin(1), GoString(pathname)) | 
					
						
							|  |  |  | 	// // } | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int rename(const char *oldpath, const char *newpath); | 
					
						
							|  |  |  | func Xrename(t *TLS, oldpath, newpath uintptr) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_RENAME, oldpath, newpath, 0); err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int mknod(const char *pathname, mode_t mode, dev_t dev); | 
					
						
							|  |  |  | func Xmknod(t *TLS, pathname uintptr, mode types.Mode_t, dev types.Dev_t) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_MKNOD, pathname, uintptr(mode), uintptr(dev)); err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int chown(const char *pathname, uid_t owner, gid_t group); | 
					
						
							|  |  |  | func Xchown(t *TLS, pathname uintptr, owner types.Uid_t, group types.Gid_t) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// // if _, _, err := unix.Syscall(unix.SYS_CHOWN, pathname, uintptr(owner), uintptr(group)); err != 0 { | 
					
						
							|  |  |  | 	// // 	t.setErrno(err) | 
					
						
							|  |  |  | 	// // 	return -1 | 
					
						
							|  |  |  | 	// // } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// // return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int link(const char *oldpath, const char *newpath); | 
					
						
							|  |  |  | func Xlink(t *TLS, oldpath, newpath uintptr) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_LINK, oldpath, newpath, 0); err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int pipe(int pipefd[2]); | 
					
						
							|  |  |  | func Xpipe(t *TLS, pipefd uintptr) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_PIPE, pipefd, 0, 0); err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int dup2(int oldfd, int newfd); | 
					
						
							|  |  |  | func Xdup2(t *TLS, oldfd, newfd int32) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// n, _, err := unix.Syscall(unix.SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0) | 
					
						
							|  |  |  | 	// if err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// return int32(n) | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // ssize_t readlink(const char *restrict path, char *restrict buf, size_t bufsize); | 
					
						
							|  |  |  | func Xreadlink(t *TLS, path, buf uintptr, bufsize types.Size_t) types.Ssize_t { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// n, _, err := unix.Syscall(unix.SYS_READLINK, path, buf, uintptr(bufsize)) | 
					
						
							|  |  |  | 	// if err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// return types.Ssize_t(n) | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // FILE *fopen64(const char *pathname, const char *mode); | 
					
						
							|  |  |  | func Xfopen64(t *TLS, pathname, mode uintptr) uintptr { | 
					
						
							|  |  |  | 	m := strings.ReplaceAll(GoString(mode), "b", "") | 
					
						
							|  |  |  | 	var flags int | 
					
						
							|  |  |  | 	switch m { | 
					
						
							|  |  |  | 	case "r": | 
					
						
							|  |  |  | 		flags = os.O_RDONLY | 
					
						
							|  |  |  | 	case "r+": | 
					
						
							|  |  |  | 		flags = os.O_RDWR | 
					
						
							|  |  |  | 	case "w": | 
					
						
							|  |  |  | 		flags = os.O_WRONLY | os.O_CREATE | os.O_TRUNC | 
					
						
							|  |  |  | 	case "w+": | 
					
						
							|  |  |  | 		flags = os.O_RDWR | os.O_CREATE | os.O_TRUNC | 
					
						
							|  |  |  | 	case "a": | 
					
						
							|  |  |  | 		flags = os.O_WRONLY | os.O_CREATE | os.O_APPEND | 
					
						
							|  |  |  | 	case "a+": | 
					
						
							|  |  |  | 		flags = os.O_RDWR | os.O_CREATE | os.O_APPEND | 
					
						
							|  |  |  | 	default: | 
					
						
							|  |  |  | 		panic(m) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 	fd, err := unix.Open(GoString(pathname), flags|unix.O_LARGEFILE, 0666) | 
					
						
							|  |  |  | 	if err != nil { | 
					
						
							|  |  |  | 		t.setErrno(err) | 
					
						
							|  |  |  | 		return 0 | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	if p := newFile(t, int32(fd)); p != 0 { | 
					
						
							|  |  |  | 		return p | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	Xclose(t, int32(fd)) | 
					
						
							|  |  |  | 	t.setErrno(errno.ENOMEM) | 
					
						
							|  |  |  | 	return 0 | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int iswspace(wint_t wc); | 
					
						
							|  |  |  | func Xiswspace(t *TLS, wc wctype.Wint_t) int32 { | 
					
						
							|  |  |  | 	return Bool32(unicode.IsSpace(rune(wc))) | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int iswalnum(wint_t wc); | 
					
						
							|  |  |  | func Xiswalnum(t *TLS, wc wctype.Wint_t) int32 { | 
					
						
							|  |  |  | 	return Bool32(unicode.IsLetter(rune(wc)) || unicode.IsNumber(rune(wc))) | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | // int setrlimit(int resource, const struct rlimit *rlim); | 
					
						
							|  |  |  | func Xsetrlimit64(t *TLS, resource int32, rlim uintptr) int32 { | 
					
						
							|  |  |  | 	panic(todo("")) | 
					
						
							|  |  |  | 	// if _, _, err := unix.Syscall(unix.SYS_SETRLIMIT, uintptr(resource), uintptr(rlim), 0); err != 0 { | 
					
						
							|  |  |  | 	// 	t.setErrno(err) | 
					
						
							|  |  |  | 	// 	return -1 | 
					
						
							|  |  |  | 	// } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// return 0 | 
					
						
							|  |  |  | } |