#include "string.h" extern struct sctrl _ScB; /* * str = sauto(maxlen); * Allocates a string of maximum length maxlen on the string stack. */ char *sauto(maxlen) int maxlen; { register char *p; get(maxlen + 1, p); *p = '\0'; /* current len = 0 */ _ScB.c_sp = p + maxlen + 1; return(p); }