ladybird/Userland/sleep.cpp
Andreas Kling 73fdbba59c AK: Rename <AK/AKString.h> to <AK/String.h>
This was a workaround to be able to build on case-insensitive file
systems where it might get confused about <string.h> vs <String.h>.

Let's just not support building that way, so String.h can have an
objectively nicer name. :^)
2019-09-06 15:36:54 +02:00

31 lines
714 B
C++

#include <AK/String.h>
#include <signal.h>
#include <stdio.h>
#include <unistd.h>
void handle_sigint(int)
{
}
int main(int argc, char** argv)
{
if (argc != 2) {
printf("usage: sleep <seconds>\n");
return 1;
}
bool ok;
unsigned secs = String(argv[1]).to_uint(ok);
if (!ok) {
fprintf(stderr, "Not a valid number of seconds: \"%s\"\n", argv[1]);
return 1;
}
struct sigaction sa;
memset(&sa, 0, sizeof(struct sigaction));
sa.sa_handler = handle_sigint;
sigaction(SIGINT, &sa, nullptr);
unsigned remaining = sleep(secs);
if (remaining) {
printf("Sleep interrupted with %u seconds remaining.\n", remaining);
}
return 0;
}