code review 5411046: pkg/syscall: Adjustments for "errors" package, focussed...

src/pkg/syscall/zsyscall_plan9_386.go

 // mksyscall.pl -l32 -plan9 syscall_plan9.go syscall_plan9_386.go
 // MACHINE GENERATED BY THE COMMAND ABOVE; DO NOT EDIT
 
 package syscall
 
 import "unsafe"
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func exits(msg *byte) {
         Syscall(SYS_EXITS, uintptr(unsafe.Pointer(msg)), 0, 0)
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func fd2path(fd int, buf []byte) (err error) {
         var _p0 unsafe.Pointer
         if len(buf) > 0 {
                 _p0 = unsafe.Pointer(&buf[0])
         } else {
                 _p0 = unsafe.Pointer(&_zero)
         }
         r0, _, e1 := Syscall(SYS_FD2PATH, uintptr(fd), uintptr(_p0), uintptr(len(buf)))
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func pipe(p *[2]_C_int) (err error) {
         r0, _, e1 := Syscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func await(s []byte) (n int, err error) {
         var _p0 unsafe.Pointer
         if len(s) > 0 {
                 _p0 = unsafe.Pointer(&s[0])
         } else {
                 _p0 = unsafe.Pointer(&_zero)
         }
         r0, _, e1 := Syscall(SYS_AWAIT, uintptr(_p0), uintptr(len(s)), 0)
         n = int(r0)
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Dup(oldfd int, newfd int) (fd int, err error) {
         r0, _, e1 := Syscall(SYS_DUP, uintptr(oldfd), uintptr(newfd), 0)
         fd = int(r0)
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Open(path string, mode int) (fd int, err error) {
         r0, _, e1 := Syscall(SYS_OPEN, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), 0)
         fd = int(r0)
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Create(path string, mode int, perm uint32) (fd int, err error) {
         r0, _, e1 := Syscall(SYS_CREATE, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), uintptr(perm))
         fd = int(r0)
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Remove(path string) (err error) {
         r0, _, e1 := Syscall(SYS_REMOVE, uintptr(unsafe.Pointer(StringBytePtr(path))), 0, 0)
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Pread(fd int, p []byte, offset int64) (n int, err error) {
         var _p0 unsafe.Pointer
         if len(p) > 0 {
                 _p0 = unsafe.Pointer(&p[0])
         } else {
                 _p0 = unsafe.Pointer(&_zero)
         }
         r0, _, e1 := Syscall6(SYS_PREAD, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
         n = int(r0)
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Pwrite(fd int, p []byte, offset int64) (n int, err error) {
         var _p0 unsafe.Pointer
         if len(p) > 0 {
                 _p0 = unsafe.Pointer(&p[0])
         } else {
                 _p0 = unsafe.Pointer(&_zero)
         }
         r0, _, e1 := Syscall6(SYS_PWRITE, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
         n = int(r0)
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Close(fd int) (err error) {
         r0, _, e1 := Syscall(SYS_CLOSE, uintptr(fd), 0, 0)
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Chdir(path string) (err error) {
         r0, _, e1 := Syscall(SYS_CHDIR, uintptr(unsafe.Pointer(StringBytePtr(path))), 0, 0)
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Bind(name string, old string, flag int) (err error) {
         r0, _, e1 := Syscall(SYS_BIND, uintptr(unsafe.Pointer(StringBytePtr(name))), uintptr(unsafe.Pointer(StringBytePtr(old))), uintptr(flag))
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Mount(fd int, afd int, old string, flag int, aname string) (err error) {
         r0, _, e1 := Syscall6(SYS_MOUNT, uintptr(fd), uintptr(afd), uintptr(unsafe.Pointer(StringBytePtr(old))), uintptr(flag), uintptr(unsafe.Pointer(StringBytePtr(aname))), 0)
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Stat(path string, edir []byte) (n int, err error) {
         var _p0 unsafe.Pointer
         if len(edir) > 0 {
                 _p0 = unsafe.Pointer(&edir[0])
         } else {
                 _p0 = unsafe.Pointer(&_zero)
         }
         r0, _, e1 := Syscall(SYS_STAT, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(_p0), uintptr(len(edir)))
         n = int(r0)
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Fstat(fd int, edir []byte) (n int, err error) {
         var _p0 unsafe.Pointer
         if len(edir) > 0 {
                 _p0 = unsafe.Pointer(&edir[0])
         } else {
                 _p0 = unsafe.Pointer(&_zero)
         }
         r0, _, e1 := Syscall(SYS_FSTAT, uintptr(fd), uintptr(_p0), uintptr(len(edir)))
         n = int(r0)
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Wstat(path string, edir []byte) (err error) {
         var _p0 unsafe.Pointer
         if len(edir) > 0 {
                 _p0 = unsafe.Pointer(&edir[0])
         } else {
                 _p0 = unsafe.Pointer(&_zero)
         }
         r0, _, e1 := Syscall(SYS_WSTAT, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(_p0), uintptr(len(edir)))
         if int(r0) == -1 {
-                err = NewError(e1)
+                err = e1
         }
         return
 }
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
 func Fwstat(fd int, edir []byte) (err error) {
         var _p0 unsafe.Pointer
         if len(edir) > 0 {
                 _p0 = unsafe.Pointer(&edir[0])
         } else {
                 _p0 = unsafe.Pointer(&_zero)
         }
         r0, _, e1 := Syscall(SYS_FWSTAT, uintptr(fd), uintptr(_p0), uintptr(len(edir)))
         if int(r0) == -1 {
-                err = NewError(e1)
-        }
-        return
-}
+                err = e1
+        }
+        return
+}