int
main(int argc, char *argv[]) {
extern char *optarg;
extern int optind;
/* The initial '+' instructs GNU getopt not to reorder switches. */
static const char *optflags = "+l:ntr:s:c:d:wh";
int flag;
flag = getopt(argc, argv, optflags);
while (flag != EOF) {
switch (flag) {
case 'l':
logfile_name = optarg;
break;
case 'n':
stop_always = 1;
break;
case 't':
stop_on_terminate = 1;
break;
case 'r':
parse_int_triplet(optarg, &spam_respawn_count, &spam_respawn_time, &spam_restart_delay_time);
break;
case 'w':
spam_restart_delay_time = atoi(optarg);
break;
case 's':
respawn_script = optarg;
break;
case 'c':
respawn_count_time = atoi(optarg);
break;
case 'd':
respawn_delay_time = atoi(optarg);
break;
case 'h':
help();
return 1;
case '?':
case '+':
usage();
return 1;
default:
fprintf(stderr, "Unhandled switch: -%c\n", flag);
return 1;
}
flag = getopt(argc, argv, optflags);
}
argc -= (optind - 1);
argv += (optind - 1);
if (argc < 2) {
fprintf(stderr, "No program to execute given.\n");
usage();
return 1;
}
params = &argv[1];
if (logfile_name != NULL) {
logfile_fd = open(logfile_name, O_WRONLY | O_CREAT | O_TRUNC, 0666);
if (logfile_fd < 0) {
fprintf(stderr, "Cannot write to logfile %s: %s\n",
logfile_name, strerror(errno));
return 1;
}
fprintf(stderr, "Generating output to %s.\n", logfile_name);
}
double_fork();
return 0;
}
int
main(int argc, char *argv[]) {
extern char *optarg;
extern int optind;
/* The initial '+' instructs GNU getopt not to reorder switches. */
static const char *optflags = "+l:p:fntr:s:c:d:W:U:G:D:h";
int flag;
flag = getopt(argc, argv, optflags);
while (flag != EOF) {
switch (flag) {
case 'l':
logfile_name = optarg;
break;
case 'p':
pidfile_name = optarg;
break;
case 'f':
dont_fork = 1;
break;
case 'n':
stop_always = 1;
break;
case 't':
stop_on_terminate = 1;
break;
case 'r':
parse_int_triplet(optarg, &spam_respawn_count, &spam_respawn_time, &spam_restart_delay_time);
break;
case 's':
respawn_script = optarg;
break;
case 'c':
respawn_count_time = atoi(optarg);
break;
case 'd':
respawn_delay_time = atoi(optarg);
break;
case 'W':
parse_watchdog(optarg);
break;
case 'U':
startup_username = optarg;
break;
case 'G':
startup_groupname = optarg;
break;
case 'D':
startup_chdir = optarg;
break;
case 'h':
help();
return 1;
case '?':
case '+':
usage();
return 1;
default:
fprintf(stderr, "Unhandled switch: -%c\n", flag);
return 1;
}
flag = getopt(argc, argv, optflags);
}
argc -= (optind - 1);
argv += (optind - 1);
if (argc < 2) {
fprintf(stderr, "No program to execute given.\n");
usage();
return 1;
}
params = &argv[1];
if (logfile_name != NULL) {
logfile_fd = open(logfile_name, O_WRONLY | O_CREAT | O_TRUNC, 0666);
if (logfile_fd < 0) {
fprintf(stderr, "Cannot write to logfile %s: %s\n",
logfile_name, strerror(errno));
return 1;
}
fprintf(stderr, "Generating output to %s.\n", logfile_name);
}
if (startup_chdir != NULL) {
if (chdir(startup_chdir) != 0) {
perror(startup_chdir);
return 1;
}
}
if (startup_groupname != NULL) {
struct group *grp;
grp = getgrnam(startup_groupname);
if (grp == NULL) {
perror(startup_groupname);
return 1;
}
if (setgid(grp->gr_gid) != 0) {
perror(startup_groupname);
return 1;
}
}
if (startup_username != NULL) {
struct passwd *pwd;
pwd = getpwnam(startup_username);
if (pwd == NULL) {
perror(startup_username);
return 1;
}
if (setuid(pwd->pw_uid) != 0) {
perror(startup_username);
return 1;
}
}
if (dont_fork) {
do_autorestart();
} else {
double_fork();
}
return 0;
}
