int commonPrefixSize(struct slName *list)
/* Return length of common prefix */
{
if (list == NULL)
return 0;
int commonSize = strlen(list->name);
struct slName *el, *lastEl = list;
for (el = list->next; el != NULL; el = el->next)
{
int sameSize = countSame(el->name, lastEl->name);
commonSize = min(sameSize, commonSize);
lastEl = el;
}
return commonSize;
}
static void addIfFirstMatch(struct dbDb *dbDb, enum dbDbMatchType type, int offset, char *target,
char *term, struct hash *matchHash, struct dbDbMatch **pMatchList)
/* If target doesn't already have a match in matchHash, compute matchLength and isWord,
* and then add the new match to pMatchList and add target to matchHash. */
{
if (dbDb->active && ! hashLookup(matchHash, target))
{
char *termInTarget = (offset >= 0) ? target+offset : target;
int matchLength = countSame(term, termInTarget);
// is the match complete up to a word boundary in termInTarget?
boolean isWord = (matchLength == strlen(term) &&
(termInTarget[matchLength] == '\0' || isspace(termInTarget[matchLength])));
boolean isComplete = sameString(term, target);
struct dbDbMatch *match = dbDbMatchNew(dbDb, type, offset, isWord, isComplete);
slAddHead(pMatchList, match);
hashStore(matchHash, target);
}
}
