#if 0 /*─────────────────────────────────────────────────────────────────╗ │ To the extent possible under law, Justine Tunney has waived │ │ all copyright and related or neighboring rights to this file, │ │ as it is written in the following disclaimers: │ │ • http://unlicense.org/ │ │ • http://creativecommons.org/publicdomain/zero/1.0/ │ ╚─────────────────────────────────────────────────────────────────*/ #endif #include "libc/calls/calls.h" #include "libc/calls/struct/sigset.h" #include "libc/runtime/runtime.h" #include "libc/stdio/stdio.h" #include "libc/sysv/consts/sig.h" STATIC_YOINK("strerror"); int main(int argc, char *argv[]) { sigset_t ss; if (argc < 2) { fputs("USAGE: EXEC.COM PROG [ARGV₀...]\n", stderr); return 1; } // block arbitrary signal so __printargs() looks cooler sigemptyset(&ss); sigaddset(&ss, SIGPWR); sigprocmask(SIG_BLOCK, &ss, 0); execv(argv[1], argv + 2); return 127; }