sstack
extern char *sstack; /* shadow stack, for string space extension */
sstack = (char *)xalloc(STACKMAX, NULL);
char *sstack; /* shadow stack, for string space extension */
sstack = xrealloc(sstack, STACKMAX,
sstack[sp] = 0; \
sstack[sp] = 1; \
sstack[sp] = 0; \
if (sstack[i])
static struct sstack sstack[SSTACK_SIZE];
sstack[ssp].s_file = input;
sstack[ssp].s_cond = cond;
sstack[ssp].s_loading = loading;
cond = sstack[ssp].s_cond;
loading = sstack[ssp].s_loading;
input = sstack[ssp].s_file;