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#include <signal.h>
#include <string.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <sys/stat.h>
#include "triton/triton.h"
void sigterm(int num)
{
}
int main(int argc,char **argv)
{
int i;
int daemon=0;
char *pid_file=NULL;
char *conf_file=NULL;
sigset_t set;
if (argc<2)
goto usage;
for(i=1; i<argc; i++)
{
if (!strcmp(argv[i],"-d"))
daemon=1;
else if (!strcmp(argv[i],"-p"))
{
if (i==argc-1)
goto usage;
pid_file=argv[++i];
}
else if (!strcmp(argv[i],"-c"))
{
if (i==argc-1)
goto usage;
conf_file=argv[++i];
}
}
if (!conf_file)
goto usage;
if (triton_init(conf_file))
return EXIT_FAILURE;
if (daemon)
{
pid_t pid=fork();
if (pid>0)
_exit(EXIT_SUCCESS);
if (pid<0)
{
perror("fork");
return EXIT_FAILURE;
}
if (setsid()<0)
return EXIT_FAILURE;
pid=fork();
if (pid)
_exit(0);
umask(0);
chdir("/");
close(STDIN_FILENO);
close(STDOUT_FILENO);
close(STDERR_FILENO);
}
if (pid_file)
{
FILE *f=fopen("pid_file","w");
if (f)
{
fprintf(f,"%i",getpid());
fclose(f);
}
}
triton_run();
signal(SIGTERM,sigterm);
sigfillset(&set);
sigdelset(&set, SIGTERM);
sigdelset(&set, SIGSEGV);
sigdelset(&set, SIGILL);
sigdelset(&set, SIGFPE);
sigdelset(&set, SIGBUS);
sigsuspend(&set);
triton_terminate();
return EXIT_SUCCESS;
usage:
printf("usage: pptpd [-d] [-p <file>] -c <file>\
where:\
-d - daemon mode\
-p - write pid to <file>\
-c - config file\n");
return EXIT_FAILURE;
}
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