29 
30 #ifdef _WINDOWS
31   // strtok_s is the Windows thread-safe equivalent of POSIX strtok_r
32 # define strtok_r strtok_s
33 #endif
34 
35 class StringUtils : AllStatic {
36 public:
37   // Replace the substring <from> with another string <to>. <to> must be
38   // no longer than <from>. The input string is modified in-place.
39   //
40   // Replacement is done in a single pass left-to-right. So replace_no_expand("aaa", "aa", "a")
41   // will result in "aa", not "a".
42   //
43   // Returns the count of substrings that have been replaced.
44   static int replace_no_expand(char* string, const char* from, const char* to);
45 
46   // Compute string similarity based on Dice's coefficient
47   static double similarity(const char* str1, size_t len1, const char* str2, size_t len2);
48 




49   // Find needle in haystack, case insensitive.
50   // Custom implementation of strcasestr, as it is not available on windows.
51   static const char* strstr_nocase(const char* haystack, const char* needle);
52 
53   // Check if str matches the star_pattern.
54   // eg. str "_abc____def__" would match pattern "abc*def".
55   // The matching is case insensitive.
56   static bool is_star_match(const char* star_pattern, const char* str);
57 
58   class CommaSeparatedStringIterator {
59   private:
60     char* _token;
61     char* _saved_ptr;
62     char* _list;
63 
64   public:
65     CommaSeparatedStringIterator(ccstrlist option) {
66       // Immediately make a private copy of option, and
67       // replace spaces and newlines with comma.
68       _list = (char*) canonicalize(option);

29 
30 #ifdef _WINDOWS
31   // strtok_s is the Windows thread-safe equivalent of POSIX strtok_r
32 # define strtok_r strtok_s
33 #endif
34 
35 class StringUtils : AllStatic {
36 public:
37   // Replace the substring <from> with another string <to>. <to> must be
38   // no longer than <from>. The input string is modified in-place.
39   //
40   // Replacement is done in a single pass left-to-right. So replace_no_expand("aaa", "aa", "a")
41   // will result in "aa", not "a".
42   //
43   // Returns the count of substrings that have been replaced.
44   static int replace_no_expand(char* string, const char* from, const char* to);
45 
46   // Compute string similarity based on Dice's coefficient
47   static double similarity(const char* str1, size_t len1, const char* str2, size_t len2);
48 
49   // Match a wildcarded class list to a proposed class name (in internal form).
50   // Commas separate multiple possible matches; stars are shell-style wildcards.
51   static bool class_list_match(const char* class_list, const char* class_name);
52 
53   // Find needle in haystack, case insensitive.
54   // Custom implementation of strcasestr, as it is not available on windows.
55   static const char* strstr_nocase(const char* haystack, const char* needle);
56 
57   // Check if str matches the star_pattern.
58   // eg. str "_abc____def__" would match pattern "abc*def".
59   // The matching is case insensitive.
60   static bool is_star_match(const char* star_pattern, const char* str);
61 
62   class CommaSeparatedStringIterator {
63   private:
64     char* _token;
65     char* _saved_ptr;
66     char* _list;
67 
68   public:
69     CommaSeparatedStringIterator(ccstrlist option) {
70       // Immediately make a private copy of option, and
71       // replace spaces and newlines with comma.
72       _list = (char*) canonicalize(option);