diff options
Diffstat (limited to 'lib/system.h')
| -rw-r--r-- | lib/system.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/system.h b/lib/system.h index 2deb585..ef46267 100644 --- a/lib/system.h +++ b/lib/system.h @@ -471,8 +471,11 @@ char *getenv (); # define SET_BINARY_MODE(arc) # define ERRNO_IS_EACCES 0 # define TTY_NAME "/dev/tty" -# define sys_reset_uid_gid() \ - do { setuid (getuid ()); setgid (getgid ()); } while (0) +# define sys_reset_uid_gid() \ + do { \ + if (! (setuid (getuid ()) == 0 && setgid (getgid ()) == 0)) \ + abort (); \ + } while (0) #endif #if XENIX |