char *rnd_state_to_string(rnd_t rnd)
{
unsigned i;
unsigned size = rnd_get_state_size_bytes();
uint32_t *state;
char *state_str;
char * cur;
if (!rnd) {
fprintf(stderr,"rnd: No generator state!");
exit(-1);
}
state = rnd_state_to_array(rnd);
state_str = malloc(2*size+1);
if (!state_str) {
fprintf(stderr,"rnd: Malloc failed!");
exit(-1);
}
cur = state_str;
for (i=0; i<size/sizeof(uint32_t); i++) {
cur = put_ul(cur, state[i]);
}
*cur = '\0';
rnd_free_state_array(state);
return state_str;
}
static int
doit(void)
{
long save;
int i;
int lastnl;
int use_replacement;
if (flying) {
return (flystate);
}
use_replacement = 0;
save = ftell(workf);
do {
for (i = MAX_C_A - cabove; nls[i] < 0; i++);
fseek(workf, nls[i], 0);
for (i = save - nls[i] - rahead; i; i--) {
putchar(getc(workf));
}
put_ul(use_replacement ? str2 : str1);
fseek(workf, save + s1l - rahead, 0);
lastnl = 0;
i = cbelow + 1;
while (i > 0) {
int c;
c = getc(workf);
if (c == EOF) {
clearerr(workf);
break;
}
putchar(c);
lastnl = 0;
if (c == '\n') {
i--;
lastnl = 1;
}
}
if (!lastnl)
printf("\n[no final newline] ");
fseek(workf, save, 0);
i = -1;
while (i == -1) {
switch (getc_cbreak()) {
case ' ':
i = 1;
break;
case '.':
i = 1;
flying = 1;
flystate = 0;
break;
case 'n':
i = 0;
break;
case '\7':
i = 0;
flying = 1;
flystate = 0;
break;
case '!':
i = 1;
flying = 1;
flystate = 1;
break;
case ',':
use_replacement = !use_replacement;
i = -2;
printf("(using %s string gives)\n",
use_replacement ? "new" : "old");
break;
case '?':
printf("File is `%s'\n", current_file);
break;
default:
putchar('\7');
break;
}
}
} while (i < 0);
if (i) {
printf("(replacing");
} else {
printf("(leaving");
}
if (flying) {
if (flystate == i) {
printf(" this and all the rest");
} else if (flystate) {
printf(" this, replacing all the rest");
} else {
printf(" this, leaving all the rest");
}
}
printf(")\n");
return (i);
}
