212   const char *src_end;  /* end ('\0') of source string */  member
322   if (s >= ms->src_end)  in singlematch()
346     while (++s < ms->src_end) {  in matchbalance()
414   if ((size_t)(ms->src_end-s) >= len &&  in match_capture()
441         s = (s == ms->src_end) ? s : NULL;  /* check end of string */  in match()
618     ms.src_end = s + ls;  in str_find_aux()
633     } while (s1++ < ms.src_end && !anchor);  in str_find_aux()
659   ms.src_end = s+ls;  in gmatch_aux()
662        src <= ms.src_end;  in gmatch_aux()
766   ms.src_end = src+srcl;  in str_gsub()
779     else if (src < ms.src_end)  in str_gsub()
784   luaL_addlstring(&b, src, ms.src_end-src);  in str_gsub()