/src/wpantund/src/util/args.h
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * |
3 | | * Copyright (c) 2016 Nest Labs, Inc. |
4 | | * All rights reserved. |
5 | | * |
6 | | * Licensed under the Apache License, Version 2.0 (the "License"); |
7 | | * you may not use this file except in compliance with the License. |
8 | | * You may obtain a copy of the License at |
9 | | * |
10 | | * http://www.apache.org/licenses/LICENSE-2.0 |
11 | | * |
12 | | * Unless required by applicable law or agreed to in writing, software |
13 | | * distributed under the License is distributed on an "AS IS" BASIS, |
14 | | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
15 | | * See the License for the specific language governing permissions and |
16 | | * limitations under the License. |
17 | | * |
18 | | */ |
19 | | |
20 | | #ifndef UTIL_ARGS_HEADER_INCLUDED |
21 | | #define UTIL_ARGS_HEADER_INCLUDED 1 |
22 | | |
23 | | #include <stdio.h> |
24 | | #include <string.h> |
25 | | #include <stdbool.h> |
26 | | |
27 | | typedef struct { |
28 | | char shortarg; |
29 | | const char* longarg; |
30 | | const char* param; |
31 | | const char* desc; |
32 | | } arg_list_item_t; |
33 | | |
34 | | static inline void |
35 | | print_arg_list_help( |
36 | | const arg_list_item_t arg_list[], |
37 | | const char* command_name, |
38 | | const char* syntax |
39 | | ) |
40 | 0 | { |
41 | 0 | int i; |
42 | |
|
43 | 0 | printf("Syntax:\n"); |
44 | 0 | printf(" %s %s\n", command_name, syntax); |
45 | 0 | printf("Options:\n"); |
46 | 0 | for (i = 0; arg_list[i].desc; ++i) { |
47 | 0 | if (arg_list[i].shortarg) |
48 | 0 | printf(" -%c", arg_list[i].shortarg); |
49 | 0 | else |
50 | 0 | printf(" "); |
51 | |
|
52 | 0 | if (arg_list[i].longarg) { |
53 | 0 | if (arg_list[i].shortarg) |
54 | 0 | printf("/"); |
55 | 0 | else |
56 | 0 | printf(" "); |
57 | |
|
58 | 0 | printf("--%s%s", |
59 | 0 | arg_list[i].longarg, |
60 | 0 | &" "[strlen(arg_list[i].longarg)]); |
61 | 0 | } else { |
62 | 0 | printf(" "); |
63 | 0 | } |
64 | |
|
65 | 0 | if (arg_list[i].param != NULL) { |
66 | 0 | printf(" %s [%s]\n", arg_list[i].desc, arg_list[i].param); |
67 | 0 | } else { |
68 | 0 | printf(" %s\n", arg_list[i].desc); |
69 | 0 | } |
70 | |
|
71 | 0 | } |
72 | 0 | } |
73 | | |
74 | | #endif // UTIL_ARGS_HEADER_INCLUDED |