53 lines
1.2 KiB
C
53 lines
1.2 KiB
C
#define _POSIX_C_SOURCE 199309L
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <signal.h>
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#include <sys/wait.h>
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#include <string.h>
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static pid_t engine_pid = 0;
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static pid_t client_pid = 0;
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static void cleanup(int sig) {
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(void)sig;
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if (engine_pid > 0) kill(engine_pid, SIGTERM);
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if (client_pid > 0) kill(client_pid, SIGTERM);
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while (wait(NULL) > 0);
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_exit(0);
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}
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int main(int argc, char *argv[]) {
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signal(SIGINT, cleanup);
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signal(SIGTERM, cleanup);
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engine_pid = fork();
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if (engine_pid == 0) {
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execl("./engine/looper", "looper", NULL);
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perror("execl engine");
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_exit(1);
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}
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client_pid = fork();
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if (client_pid == 0) {
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if (argc > 2 && strcmp(argv[1], "-s") == 0) {
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execl("./client/looper-client", "looper-client", "-s", argv[2], NULL);
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} else {
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execl("./client/looper-client", "looper-client", NULL);
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}
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perror("execl client");
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_exit(1);
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}
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int status;
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pid_t exited = wait(&status);
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if (exited == engine_pid) {
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kill(client_pid, SIGTERM);
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wait(NULL);
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} else if (exited == client_pid) {
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kill(engine_pid, SIGTERM);
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wait(NULL);
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}
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return 0;
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}
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