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https://gitlab.com/sortix/sortix.git
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51 lines
1.4 KiB
C
51 lines
1.4 KiB
C
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/*
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* Copyright (c) 2021, 2022 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* reboot.c
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* Reboots the computer.
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*/
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#include <sys/types.h>
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#include <err.h>
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#include <getopt.h>
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#include <signal.h>
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#include <stdlib.h>
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int main(int argc, char* argv[])
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{
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int opt;
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while ( (opt = getopt(argc, argv, "")) != -1 )
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{
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switch ( opt )
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{
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default: return 1;
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}
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}
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if ( optind < argc )
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errx(1, "extra operand: %s", argv[optind]);
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pid_t init_pid = 1;
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// TODO: Use a more reliable getinit() approach that also works in sshd.
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if ( getenv("INIT_PID") )
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init_pid = atoll(getenv("INIT_PID"));
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if ( kill(init_pid, SIGINT) < 0 )
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err(1, "kill: %" PRIdPID, init_pid);
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return 0;
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}
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