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Wildcard string compare (globbing)

By , 15 Feb 2005
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Usage:

This is a fast, lightweight, and simple pattern matching function.

if (wildcmp("bl?h.*", "blah.jpg")) {
  //we have a match!
} else {
  //no match =(
}

Function:

int wildcmp(const char *wild, const char *string) {
  // Written by Jack Handy - <A href="mailto:jakkhandy@hotmail.com">jakkhandy@hotmail.com</A>
  const char *cp = NULL, *mp = NULL;

  while ((*string) && (*wild != '*')) {
    if ((*wild != *string) && (*wild != '?')) {
      return 0;
    }
    wild++;
    string++;
  }

  while (*string) {
    if (*wild == '*') {
      if (!*++wild) {
        return 1;
      }
      mp = wild;
      cp = string+1;
    } else if ((*wild == *string) || (*wild == '?')) {
      wild++;
      string++;
    } else {
      wild = mp;
      string = cp++;
    }
  }

  while (*wild == '*') {
    wild++;
  }
  return !*wild;
}

License

This article has no explicit license attached to it but may contain usage terms in the article text or the download files themselves. If in doubt please contact the author via the discussion board below.

A list of licenses authors might use can be found here

About the Author

Jack Handy
Web Developer
United States United States
No Biography provided

Comments and Discussions

 
GeneralRe: Case Insensitive wildcmp PinmemberDavidCrow23-Feb-05 2:24 
GeneralRe: Case Insensitive wildcmp PinmemberVic Mackey23-Feb-05 8:00 
GeneralRe: Case Insensitive wildcmp PinmemberDavidCrow23-Feb-05 8:22 
GeneralRe: Case Insensitive wildcmp Pinmemberf_randy12-Jun-06 18:13 
GeneralExcellent code! PinmemberHans Dietrich16-Jul-03 19:40 
Generalchecking for null PinmemberJack Handy13-Mar-03 20:38 
GeneralRe: checking for null PinsussAnonymous15-Mar-03 20:10 
GeneralRe: checking for null PinmemberJack Handy18-Mar-03 13:25 
Generalgreat code, but ... PinsussAnonymous12-Mar-03 3:17 
GeneralRe: great code, but ... PinmemberJack Handy13-Mar-03 20:34 
GeneralRe: great code, but ... PinsussAnonymous15-Mar-03 20:08 
GeneralRe: great code, but ... PinmemberJack Handy18-Mar-03 13:25 
GeneralRe: great code, but ... PinsussAnonymous19-Mar-03 23:13 
GeneralNice PinmemberChris Richardson16-Jan-03 10:58 
I saw this one a long time ago, and finally have a use for it. Thank you very much.
 
Chris Richardson
 
Programmers find all sorts of ingenious ways to screw ourselves over. - Tim Smith
GeneralRe: Nice PinmemberJack Handy20-Jan-03 11:56 
GeneralCool Code PinsussAnonymous6-Dec-02 11:09 
GeneralRe: Cool Code Pinmemberhector santos1-Mar-03 1:53 
GeneralRe: Cool Code PinsussKent C. Dorner2-Mar-03 5:32 
GeneralRe: Cool Code Pinmembergebrudergrimm28-Dec-03 10:18 
GeneralRe: Cool Code PinmemberBrcKcc15-Jun-04 8:18 
GeneralYes man - you a really cool developer PinmemberStanislav Panasik23-Oct-02 19:06 
GeneralRe: Yes man - you a really cool developer PinsussAnonymous28-Mar-04 13:43 
GeneralPseudo Code... Pinmemberblahblah18-Apr-02 10:45 
GeneralRe: Pseudo Code... PinmemberTargys8-Jan-03 2:43 
Generaltoo complicated PinmemberThe C++ Guru21-Mar-02 21:31 
GeneralRe: too complicated PinmemberBig Spender22-Mar-02 0:23 
GeneralRe: too complicated PinmemberThe C++ Guru22-Mar-02 0:34 
GeneralRe: too complicated PinmemberJack Handy22-Mar-02 15:23 
GeneralRe: too complicated PinmemberThe C++ Guru22-Mar-02 21:40 
GeneralRe: too complicated PinmemberJack Handy22-Mar-02 22:26 
GeneralRe: too complicated PinmemberHockey19-Apr-03 9:25 
GeneralRe: too complicated Pinmemberdouglashogan25-Jan-04 12:34 
GeneralRe: too complicated PinmemberJack Handy25-Jan-04 12:40 
GeneralRe: too complicated Pinmemberdouglashogan25-Jan-04 12:50 
GeneralRe: too complicated PinmemberJim Bob22-Mar-02 15:29 
GeneralRe: too complicated PinmemberSimon Capewell22-May-02 2:48 
GeneralRe: too complicated PinmemberTargys8-Jan-03 1:57 
GeneralRe: too complicated PinsussThe C++ Guru24-Feb-03 10:43 
GeneralRe: too complicated PinmemberJack Handy24-Feb-03 16:52 
GeneralRe: too complicated Pinmemberhector santos1-Mar-03 1:49 
GeneralRe: too complicated PinsussKent C. Dorner2-Mar-03 5:26 
GeneralRe: too complicated Pinmemberhector santos2-Mar-03 10:05 
GeneralRe: too complicated PinmemberJack Handy2-Jun-03 13:56 
GeneralRe: too complicated PinsussAnonymous2-Jun-03 14:48 
GeneralRe: too complicated PinsussAnonymous4-Dec-03 18:29 
GeneralRe: too complicated Pinmemberolegxxx4-Mar-05 19:24 
GeneralSweet! PinmemberEpicBoy1-Feb-02 16:08 
GeneralRe: Sweet! PinmemberMichael Dunn1-Feb-02 17:10 
GeneralRe: Sweet! PinmemberSteve Mallam13-May-02 0:29 
GeneralI found this very useful. PinmemberTodd Smith4-Jan-02 14:40 

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