isregexchar 677 htags/fileindex.c if (isregexchar(c))
isregexchar 59 libutil/char.c if (isregexchar(c))
isregexchar 237 libutil/find.c if (isregexchar(*q))
isregexchar 539 libutil/gtagsop.c if (!(flags & GTOP_IGNORECASE) && *pattern == '^' && *(p = pattern + 1) && !isregexchar(*p)) {
isregexchar 542 libutil/gtagsop.c while (*p && !isregexchar(*p) && i < IDENTLEN)