| 81 | } |
| 82 | |
| 83 | func parse(s *bufio.Scanner, p map[string]string) error { |
| 84 | r, _ := regexp.Compile("^(?:# *)?(CONFIG_\\w*)(?:=| )(y|n|m|is not set|\\d+|0x.+|\".*\")$") |
| 85 | |
| 86 | for s.Scan() { |
| 87 | |
| 88 | t := s.Text() |
| 89 | |
| 90 | // Skip line if empty. |
| 91 | if t == "" { |
| 92 | continue |
| 93 | } |
| 94 | |
| 95 | // 0 is the match of the entire expression, |
| 96 | // 1 is the key, 2 is the value. |
| 97 | m := r.FindStringSubmatch(t) |
| 98 | if m == nil { |
| 99 | continue |
| 100 | } |
| 101 | |
| 102 | if len(m) != 3 { |
| 103 | return fmt.Errorf("match is not 3 chars long: %v", m) |
| 104 | } |
| 105 | // Remove all leading and trailing double quotes from the value. |
| 106 | if len(m[2]) > 1 { |
| 107 | m[2] = strings.Trim(m[2], "\"") |
| 108 | } |
| 109 | |
| 110 | // Insert entry into map. |
| 111 | p[m[1]] = m[2] |
| 112 | } |
| 113 | |
| 114 | if err := s.Err(); err != nil { |
| 115 | return err |
| 116 | } |
| 117 | |
| 118 | return nil |
| 119 | } |