st-custom/patch/newterm.c
2024-12-12 14:47:40 +01:00

31 lines
482 B
C

extern char* argv0;
static char*
getcwd_by_pid(pid_t pid) {
static char cwd[32];
snprintf(cwd, sizeof cwd, "/proc/%d/cwd", pid);
return cwd;
}
void
newterm(const Arg* a)
{
switch (fork()) {
case -1:
die("fork failed: %s\n", strerror(errno));
break;
case 0:
switch (fork()) {
case -1:
die("fork failed: %s\n", strerror(errno));
break;
case 0:
chdir(getcwd_by_pid(pid));
execl("/proc/self/exe", argv0, NULL);
exit(1);
default:
exit(0);
}
}
}