//export minicliCompletion
//
// From readline documentation:
// Returns an array of (char *) which is a list of completions for text. If
// there are no completions, returns (char **)NULL. The first entry in the
// returned array is the substitution for text. The remaining entries are the
// possible completions. The array is terminated with a NULL pointer.
func minicliCompletion(text *C.char, start, end C.int) **C.char {
// Determine the size of a pointer on the current system
var b *C.char
ptrSize := unsafe.Sizeof(b)
// Copy the buffer containing the line so far
line := C.GoString(C.rl_line_buffer)
// Default is to not change the string
vals := []string{C.GoString(text)}
// Generate suggestions
suggest := minicli.Suggest(line)
if len(suggest) == 1 {
// Use only suggestion as substitution for text
vals[0] = suggest[0]
} else if len(suggest) == 0 {
// No suggestions.. fall back on default behavior (filename completion)
return C.rl_completion_matches(text,
(*C.rl_compentry_func_t)(C.rl_filename_completion_function))
}
vals = append(vals, suggest...)
// Copy suggestions into char**
ptr := C.malloc(C.size_t(len(vals)+1) * C.size_t(ptrSize))
for i, v := range vals {
element := (**C.char)(unsafe.Pointer(uintptr(ptr) + uintptr(i)*ptrSize))
*element = C.CString(v)
}
element := (**C.char)(unsafe.Pointer(uintptr(ptr) + uintptr(len(vals))*ptrSize))
*element = nil
return (**C.char)(ptr)
}
//export minicliCompletion
//
// From readline documentation:
// Returns an array of (char *) which is a list of completions for text. If
// there are no completions, returns (char **)NULL. The first entry in the
// returned array is the substitution for text. The remaining entries are the
// possible completions. The array is terminated with a NULL pointer.
func minicliCompletion(text *C.char, start, end C.int) **C.char {
// Determine the size of a pointer on the current system
var b *C.char
ptrSize := unsafe.Sizeof(b)
// Copy the buffer containing the line so far
line := C.GoString(C.rl_line_buffer)
// Generate suggestions
var suggest []string
suggest = minicli.Suggest(line)
if len(suggest) == 0 {
// No suggestions.. fall back on default behavior (filename completion)
if FilenameCompleter == nil {
return C.rl_completion_matches(text,
(*C.rl_compentry_func_t)(C.rl_filename_completion_function))
}
suggest = FilenameCompleter(line)
if len(suggest) == 0 {
// no dice, use the builtin
return C.rl_completion_matches(text,
(*C.rl_compentry_func_t)(C.rl_filename_completion_function))
}
}
vals := append([]string{lcp(suggest)}, suggest...)
// Copy suggestions into char**
ptr := C.malloc(C.size_t(len(vals)+1) * C.size_t(ptrSize))
for i, v := range vals {
element := (**C.char)(unsafe.Pointer(uintptr(ptr) + uintptr(i)*ptrSize))
*element = C.CString(v)
}
element := (**C.char)(unsafe.Pointer(uintptr(ptr) + uintptr(len(vals))*ptrSize))
*element = nil
return (**C.char)(ptr)
}