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			769 lines
		
	
	
	
		
			18 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			769 lines
		
	
	
	
		
			18 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // 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"
 | |
| 	gotime "time"
 | |
| 	"unicode"
 | |
| 	"unsafe"
 | |
| 
 | |
| 	"golang.org/x/sys/unix"
 | |
| 	"modernc.org/libc/errno"
 | |
| 	"modernc.org/libc/fcntl"
 | |
| 	"modernc.org/libc/signal"
 | |
| 	"modernc.org/libc/stdio"
 | |
| 	"modernc.org/libc/sys/types"
 | |
| 	"modernc.org/libc/time"
 | |
| 	"modernc.org/libc/wctype"
 | |
| )
 | |
| 
 | |
| var (
 | |
| 	startTime = gotime.Now() // For clock(3)
 | |
| )
 | |
| 
 | |
| // int sigaction(int signum, const struct sigaction *act, struct sigaction *oldact);
 | |
| func Xsigaction(t *TLS, signum int32, act, oldact uintptr) int32 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v signum=%v oldact=%v, (%v:)", t, signum, oldact, origin(2))
 | |
| 	}
 | |
| 	// 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v cmd=%v args=%v, (%v:)", t, cmd, args, origin(2))
 | |
| 	}
 | |
| 	var arg uintptr
 | |
| 	if args != 0 {
 | |
| 		arg = *(*uintptr)(unsafe.Pointer(args))
 | |
| 	}
 | |
| 	switch cmd {
 | |
| 	case unix.F_GETLK64: // 0xc
 | |
| 		cmd = unix.F_GETLK // 0x5
 | |
| 	case unix.F_SETLK64: // 0xd
 | |
| 		cmd = unix.F_SETLK // 0x6
 | |
| 	case unix.F_SETLKW64: // 0xe
 | |
| 		cmd = unix.F_SETLKW // 0x7
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v statbuf=%v, (%v:)", t, statbuf, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v statbuf=%v, (%v:)", t, statbuf, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v fd=%v statbuf=%v, (%v:)", t, fd, statbuf, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v addr=%v length=%v fd=%v offset=%v, (%v:)", t, addr, length, fd, offset, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v addr=%v length=%v fd=%v offset=%v, (%v:)", t, addr, length, fd, offset, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v old_address=%v new_size=%v flags=%v args=%v, (%v:)", t, old_address, new_size, flags, args, origin(2))
 | |
| 	}
 | |
| 	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 __ccgo_strace {
 | |
| 		trc("t=%v fd=%v length=%v, (%v:)", t, fd, length, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v fd=%v offset=%v whence=%v, (%v:)", t, fd, offset, whence, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v times=%v, (%v:)", t, times, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v seconds=%v, (%v:)", t, seconds, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v tloc=%v, (%v:)", t, tloc, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v resource=%v rlim=%v, (%v:)", t, resource, rlim, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v path=%v mode=%v, (%v:)", t, path, mode, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v linkpath=%v, (%v:)", t, linkpath, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v pathname=%v mode=%v, (%v:)", t, pathname, mode, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v times=%v, (%v:)", t, times, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v pathname=%v, (%v:)", t, pathname, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v pathname=%v mode=%v, (%v:)", t, pathname, mode, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v pathname=%v, (%v:)", t, pathname, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v newpath=%v, (%v:)", t, newpath, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v pathname=%v mode=%v dev=%v, (%v:)", t, pathname, mode, dev, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v pathname=%v owner=%v group=%v, (%v:)", t, pathname, owner, group, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v newpath=%v, (%v:)", t, newpath, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v pipefd=%v, (%v:)", t, pipefd, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v newfd=%v, (%v:)", t, newfd, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v buf=%v bufsize=%v, (%v:)", t, buf, bufsize, origin(2))
 | |
| 	}
 | |
| 	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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v mode=%v, (%v:)", t, mode, origin(2))
 | |
| 	}
 | |
| 	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)
 | |
| 	}
 | |
| 	//TODO- flags |= fcntl.O_LARGEFILE
 | |
| 	fd, _, err := unix.Syscall(unix.SYS_OPEN, pathname, uintptr(flags|unix.O_LARGEFILE), 0666)
 | |
| 	if err != 0 {
 | |
| 		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 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v wc=%v, (%v:)", t, wc, origin(2))
 | |
| 	}
 | |
| 	return Bool32(unicode.IsSpace(rune(wc)))
 | |
| }
 | |
| 
 | |
| // int iswalnum(wint_t wc);
 | |
| func Xiswalnum(t *TLS, wc wctype.Wint_t) int32 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v wc=%v, (%v:)", t, wc, origin(2))
 | |
| 	}
 | |
| 	return Bool32(unicode.IsLetter(rune(wc)) || unicode.IsNumber(rune(wc)))
 | |
| }
 | |
| 
 | |
| func __syscall1(t *TLS, trap, p1 long) long {
 | |
| 	return __syscall(unix.Syscall(uintptr(trap), uintptr(p1), 0, 0))
 | |
| }
 | |
| 
 | |
| func __syscall3(t *TLS, trap, p1, p2, p3 long) long {
 | |
| 	return __syscall(unix.Syscall(uintptr(trap), uintptr(p1), uintptr(p2), uintptr(p3)))
 | |
| }
 | |
| 
 | |
| func __syscall4(t *TLS, trap, p1, p2, p3, p4 long) long {
 | |
| 	return __syscall(unix.Syscall6(uintptr(trap), uintptr(p1), uintptr(p2), uintptr(p3), uintptr(p4), 0, 0))
 | |
| }
 | |
| 
 | |
| // int setrlimit(int resource, const struct rlimit *rlim);
 | |
| func Xsetrlimit64(t *TLS, resource int32, rlim uintptr) int32 {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v resource=%v rlim=%v, (%v:)", t, resource, rlim, origin(2))
 | |
| 	}
 | |
| 	if _, _, err := unix.Syscall(unix.SYS_SETRLIMIT, uintptr(resource), uintptr(rlim), 0); err != 0 {
 | |
| 		t.setErrno(err)
 | |
| 		return -1
 | |
| 	}
 | |
| 
 | |
| 	return 0
 | |
| }
 | |
| 
 | |
| func AtomicLoadNUint8(ptr uintptr, memorder int32) uint8 {
 | |
| 	return byte(a_load_8(ptr))
 | |
| }
 | |
| 
 | |
| var _table1 = [384]int32{
 | |
| 	129: int32(1),
 | |
| 	130: int32(2),
 | |
| 	131: int32(3),
 | |
| 	132: int32(4),
 | |
| 	133: int32(5),
 | |
| 	134: int32(6),
 | |
| 	135: int32(7),
 | |
| 	136: int32(8),
 | |
| 	137: int32(9),
 | |
| 	138: int32(10),
 | |
| 	139: int32(11),
 | |
| 	140: int32(12),
 | |
| 	141: int32(13),
 | |
| 	142: int32(14),
 | |
| 	143: int32(15),
 | |
| 	144: int32(16),
 | |
| 	145: int32(17),
 | |
| 	146: int32(18),
 | |
| 	147: int32(19),
 | |
| 	148: int32(20),
 | |
| 	149: int32(21),
 | |
| 	150: int32(22),
 | |
| 	151: int32(23),
 | |
| 	152: int32(24),
 | |
| 	153: int32(25),
 | |
| 	154: int32(26),
 | |
| 	155: int32(27),
 | |
| 	156: int32(28),
 | |
| 	157: int32(29),
 | |
| 	158: int32(30),
 | |
| 	159: int32(31),
 | |
| 	160: int32(32),
 | |
| 	161: int32(33),
 | |
| 	162: int32(34),
 | |
| 	163: int32(35),
 | |
| 	164: int32(36),
 | |
| 	165: int32(37),
 | |
| 	166: int32(38),
 | |
| 	167: int32(39),
 | |
| 	168: int32(40),
 | |
| 	169: int32(41),
 | |
| 	170: int32(42),
 | |
| 	171: int32(43),
 | |
| 	172: int32(44),
 | |
| 	173: int32(45),
 | |
| 	174: int32(46),
 | |
| 	175: int32(47),
 | |
| 	176: int32(48),
 | |
| 	177: int32(49),
 | |
| 	178: int32(50),
 | |
| 	179: int32(51),
 | |
| 	180: int32(52),
 | |
| 	181: int32(53),
 | |
| 	182: int32(54),
 | |
| 	183: int32(55),
 | |
| 	184: int32(56),
 | |
| 	185: int32(57),
 | |
| 	186: int32(58),
 | |
| 	187: int32(59),
 | |
| 	188: int32(60),
 | |
| 	189: int32(61),
 | |
| 	190: int32(62),
 | |
| 	191: int32(63),
 | |
| 	192: int32(64),
 | |
| 	193: int32('a'),
 | |
| 	194: int32('b'),
 | |
| 	195: int32('c'),
 | |
| 	196: int32('d'),
 | |
| 	197: int32('e'),
 | |
| 	198: int32('f'),
 | |
| 	199: int32('g'),
 | |
| 	200: int32('h'),
 | |
| 	201: int32('i'),
 | |
| 	202: int32('j'),
 | |
| 	203: int32('k'),
 | |
| 	204: int32('l'),
 | |
| 	205: int32('m'),
 | |
| 	206: int32('n'),
 | |
| 	207: int32('o'),
 | |
| 	208: int32('p'),
 | |
| 	209: int32('q'),
 | |
| 	210: int32('r'),
 | |
| 	211: int32('s'),
 | |
| 	212: int32('t'),
 | |
| 	213: int32('u'),
 | |
| 	214: int32('v'),
 | |
| 	215: int32('w'),
 | |
| 	216: int32('x'),
 | |
| 	217: int32('y'),
 | |
| 	218: int32('z'),
 | |
| 	219: int32(91),
 | |
| 	220: int32(92),
 | |
| 	221: int32(93),
 | |
| 	222: int32(94),
 | |
| 	223: int32(95),
 | |
| 	224: int32(96),
 | |
| 	225: int32('a'),
 | |
| 	226: int32('b'),
 | |
| 	227: int32('c'),
 | |
| 	228: int32('d'),
 | |
| 	229: int32('e'),
 | |
| 	230: int32('f'),
 | |
| 	231: int32('g'),
 | |
| 	232: int32('h'),
 | |
| 	233: int32('i'),
 | |
| 	234: int32('j'),
 | |
| 	235: int32('k'),
 | |
| 	236: int32('l'),
 | |
| 	237: int32('m'),
 | |
| 	238: int32('n'),
 | |
| 	239: int32('o'),
 | |
| 	240: int32('p'),
 | |
| 	241: int32('q'),
 | |
| 	242: int32('r'),
 | |
| 	243: int32('s'),
 | |
| 	244: int32('t'),
 | |
| 	245: int32('u'),
 | |
| 	246: int32('v'),
 | |
| 	247: int32('w'),
 | |
| 	248: int32('x'),
 | |
| 	249: int32('y'),
 | |
| 	250: int32('z'),
 | |
| 	251: int32(123),
 | |
| 	252: int32(124),
 | |
| 	253: int32(125),
 | |
| 	254: int32(126),
 | |
| 	255: int32(127),
 | |
| }
 | |
| 
 | |
| var _ptable1 = uintptr(unsafe.Pointer(&_table1)) + uintptr(128)*4
 | |
| 
 | |
| func X__ctype_tolower_loc(tls *TLS) (r uintptr) {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("tls=%v, (%v:)", tls, origin(2))
 | |
| 		defer func() { trc("-> %v", r) }()
 | |
| 	}
 | |
| 	return uintptr(unsafe.Pointer(&_ptable1))
 | |
| }
 | |
| 
 | |
| type Tin6_addr = struct {
 | |
| 	F__in6_union struct {
 | |
| 		F__s6_addr16 [0][8]uint16
 | |
| 		F__s6_addr32 [0][4]uint32
 | |
| 		F__s6_addr   [16]uint8
 | |
| 	}
 | |
| }
 | |
| 
 | |
| var Xin6addr_any = Tin6_addr{}
 | |
| 
 | |
| func Xrewinddir(tls *TLS, f uintptr) {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("tls=%v f=%v, (%v:)", tls, f, origin(2))
 | |
| 	}
 | |
| 	Xfseek(tls, f, 0, stdio.SEEK_SET)
 | |
| }
 | |
| 
 | |
| // clock_t clock(void);
 | |
| func Xclock(t *TLS) time.Clock_t {
 | |
| 	if __ccgo_strace {
 | |
| 		trc("t=%v, (%v:)", t, origin(2))
 | |
| 	}
 | |
| 	return time.Clock_t(gotime.Since(startTime) * gotime.Duration(time.CLOCKS_PER_SEC) / gotime.Second)
 | |
| }
 |