static int multiComparePercent(const char * * haystack_p,
const char * needle,
bool emptyStringFound)
{
const char *haystack = *haystack_p;
if (haystack[0] == '%' && haystack[1] != '|') {
if (haystack[1] == 'o' && // "%op%"
haystack[2] == 'p' &&
haystack[3] == '%') {
if (strisop(needle))
return 1;
*haystack_p = haystack = haystack + 4;
} else if (haystack[1] == 'o' && // "%or%"
haystack[2] == 'r' &&
haystack[3] == '%') {
if (*needle == '|' && needle[1] != '|' && needle[1] != '=')
return 1;
*haystack_p = haystack = haystack + 4;
} else if (haystack[1] == 'o' && // "%oror%"
haystack[2] == 'r' &&
haystack[3] == 'o' &&
haystack[4] == 'r' &&
haystack[5] == '%') {
if (needle[0] == '|' && needle[1] == '|')
return 1;
*haystack_p = haystack = haystack + 6;
}
if (*haystack == '|')
*haystack_p = haystack = haystack + 1;
else if (*haystack == ' ' || *haystack == '\0')
return emptyStringFound ? 0 : -1;
else
return -1;
}
return 0xFFFF;
}
int Token::multiCompare(const char *haystack, const char *needle)
{
if (haystack[0] == '%' && haystack[1] == 'o') {
if (haystack[2] == 'p' && // "%op%|"
haystack[3] == '%' &&
haystack[4] == '|') {
haystack = haystack + 5;
if (strisop(needle))
return 1;
} else if (haystack[2] == 'r' && // "%or%|"
haystack[3] == '%' &&
haystack[4] == '|') {
haystack = haystack + 5;
if (*needle == '|')
return 1;
} else if (haystack[2] == 'r' && // "%oror%|"
haystack[3] == 'o' &&
haystack[4] == 'r' &&
haystack[5] == '%' &&
haystack[6] == '|') {
haystack = haystack + 7;
if (needle[0] == '|' && needle[1] == '|')
return 1;
}
}
bool emptyStringFound = false;
const char *needlePointer = needle;
while (true) {
if (*needlePointer == *haystack) {
if (*needlePointer == '\0')
return 1;
++needlePointer;
++haystack;
} else if (*haystack == '|') {
if (*needlePointer == 0) {
// If needle is at the end, we have a match.
return 1;
} else if (needlePointer == needle) {
// If needlePointer was not increased at all, we had a empty
// string in the haystack
emptyStringFound = true;
}
needlePointer = needle;
++haystack;
} else if (*haystack == ' ' || *haystack == '\0') {
if (needlePointer == needle)
return 0;
break;
}
// If haystack and needle don't share the same character,
// find next '|' character.
else {
needlePointer = needle;
do {
++haystack;
} while (*haystack != ' ' && *haystack != '|' && *haystack);
if (*haystack == ' ' || *haystack == '\0') {
return emptyStringFound ? 0 : -1;
}
++haystack;
if (haystack[0] == '%' && haystack[1] != '|') {
if (haystack[1] == 'o' && // "%op%"
haystack[2] == 'p' &&
haystack[3] == '%') {
if (strisop(needle))
return 1;
haystack = haystack + 4;
} else if (haystack[1] == 'o' && // "%or%"
haystack[2] == 'r' &&
haystack[3] == '%') {
if (*needle == '|')
return 1;
haystack = haystack + 4;
} else if (haystack[1] == 'o' && // "%oror%"
haystack[2] == 'r' &&
haystack[3] == 'o' &&
haystack[4] == 'r' &&
haystack[5] == '%') {
if (needle[0] == '|' && needle[1] == '|')
return 1;
haystack = haystack + 6;
}
if (*haystack == '|')
haystack++;
else if (*haystack == ' ' || *haystack == '\0')
return emptyStringFound ? 0 : -1;
else
return -1;
}
}
}
if (*needlePointer == '\0')
return 1;
// If empty string was found earlier from the haystack
if (emptyStringFound)
return 0;
return -1;
}