simplepattern.cpp revision c02a859e84d50ed6695d80fad89430578a1ed874
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync * IPRT - RTStrSimplePattern.
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync * Copyright (C) 2006-2008 Sun Microsystems, Inc.
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c02a859e84d50ed6695d80fad89430578a1ed874vboxsync/*******************************************************************************
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync* Header Files *
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync*******************************************************************************/
c02a859e84d50ed6695d80fad89430578a1ed874vboxsyncRTDECL(bool) RTStrSimplePatternMatch(const char *pszPattern, const char *pszString)
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return RTStrSimplePatternNMatch(pszPattern, ~(size_t)0, pszString, ~(size_t)0);
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync /* ASSUMES ASCII / UTF-8 */
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return false;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync /* collapse '*' and '?', they are supurfluous */
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync while ((chPat = *++pszPattern) == '*' || chPat == '?')
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync /* nothing */;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync /* if no more pattern, we're done now. */
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return true;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync /* find chPat in the string and try get a match on the remaining pattern. */
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync && RTStrSimplePatternMatch(pszPattern + 1, pszString))
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return true;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return false;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync /* won't ever get here */
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return false;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsyncRTDECL(bool) RTStrSimplePatternNMatch(const char *pszPattern, size_t cchPattern,
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync /* ASSUMES ASCII / UTF-8 */
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return false;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync /* Collapse '*' and '?', they are supurfluous. End of the pattern == match. */
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return true;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return true;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync /* Find chPat in the string and try get a match on the remaining pattern. */
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return false;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync && RTStrSimplePatternNMatch(pszPattern + 1, cchPattern - 1, pszString, cchString))
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return true;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return false;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync /* won't ever get here */
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return false;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync /* advance */
c02a859e84d50ed6695d80fad89430578a1ed874vboxsyncRTDECL(bool) RTStrSimplePatternMultiMatch(const char *pszPatterns, size_t cchPatterns,
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync * Find the end of the current pattern.
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync unsigned char ch;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync while (cchPatterns && (ch = *pszEnd) != '\0' && ch != '|')
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync * Try match it.
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync if (RTStrSimplePatternNMatch(pszCur, pszEnd - pszCur, pszString, cchString))
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return true;
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync /* advance */
c02a859e84d50ed6695d80fad89430578a1ed874vboxsync return false;