platform_external_selinux/mcstrans/utils/untranscon.c
Nicolas Iooss 2f8926f755 mcstrans: add noreturn attribute to usage()
Signed-off-by: Nicolas Iooss <nicolas.iooss@m4x.org>
2017-03-07 14:00:35 -05:00

28 lines
554 B
C

#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <getopt.h>
#include <errno.h>
#include <string.h>
#include <selinux/selinux.h>
#include "mcstrans.h"
static __attribute__((__noreturn__)) void usage(const char *progname)
{
fprintf(stderr, "usage: %s context\n", progname);
exit(1);
}
int main(int argc, char **argv) {
security_context_t scon;
if ( argc != 2 ) usage(argv[0]);
if (init_translations()==0) {
if(untrans_context(argv[1],&scon) == 0) {
printf("%s\n", scon);
freecon(scon);
return 0;
}
}
return -1;
}