#include "inc.h" #include #include #include #include #include static int panicking; /*===========================================================================* * no_sys * *===========================================================================*/ PUBLIC int no_sys() { /* Somebody has used an illegal system call number */ return(EINVAL); } /*===========================================================================* * panic * *===========================================================================*/ PUBLIC void panic(who, mess, num) char *who; /* who caused the panic */ char *mess; /* panic message string */ int num; /* number to go with it */ { /* Something awful has happened. Panics are caused when an internal * inconsistency is detected, e.g., a programming error or illegal value of a * defined constant. */ if (panicking) return; /* do not panic during a sync */ panicking = TRUE; /* prevent another panic during the sync */ printf("FS panic (%s): %s ", who, mess); if (num != NO_NUM) printf("%d",num); exit(1); }