💾 Archived View for runjimmyrunrunyoufuckerrun.com › src › nseq.c captured on 2021-12-17 at 13:26:06.
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#include <u.h>
#include <libc.h>
void
usage(void){
sysfatal("usage: %s [-Xxob] [-w width] [first [incr]] last", argv0);
}
void
main(int argc, char **argv){
vlong first = 0, last = 0, incr = 1;
char *fmt, c = 'd';
int wid = 0;
ARGBEGIN{
case 'X':
c = 'X';
break;
case 'x':
c = 'x';
break;
case 'o':
c = 'o';
break;
case 'b':
c = 'b';
break;
case 'w':
wid = atoi(EARGF(usage()));
break;
default:
goto escape;
}ARGEND escape:
switch(argc){
case 1:
last = strtoll(argv[0], nil, 0);
break;
case 2:
first = strtoll(argv[0], nil, 0);
last = strtoll(argv[1], nil, 0);
break;
case 3:
first = strtoll(argv[0], nil, 0);
incr = strtoll(argv[1], nil, 0);
if(incr < 0)
sysfatal("incr must be positive");
last = strtoll(argv[2], nil, 0);
break;
default:
usage();
}
fmt = smprint("%%.%dll%c\n", wid, c);
if(last < first)
for(; last <= first; first -= incr)
print(fmt, first);
else
for(; first <= last; first += incr)
print(fmt, first);
exits(nil);
}