/* EXTERN should be extern except for the table file */ #ifdef _TABLE #undef EXTERN #define EXTERN #endif /* File System global variables */ EXTERN struct fproc *fp; /* pointer to caller's fproc struct */ EXTERN int super_user; /* 1 if caller is super_user, else 0 */ EXTERN int susp_count; /* number of procs suspended on pipe */ EXTERN int nr_locks; /* number of locks currently in place */ EXTERN int reviving; /* number of pipe processes to be revived */ EXTERN Dev_t root_dev; /* device number of the root device */ EXTERN int ROOT_FS_E; /* kernel endpoint of the root FS proc */ EXTERN int last_login_fs_e; /* endpoint of the FS proc that logged in before the corresponding mount request */ EXTERN u32_t system_hz; /* system clock frequency. */ /* The parameters of the call are kept here. */ EXTERN message m_in; /* the input message itself */ EXTERN message m_out; /* the output message used for reply */ EXTERN int who_p, who_e; /* caller's proc number, endpoint */ EXTERN int call_nr; /* system call number */ EXTERN message mount_m_in; /* the input message for a mount request */ EXTERN endpoint_t mount_fs_e; /* endpoint of file system to mount */ EXTERN char mount_label[LABEL_MAX]; /* label of file system to mount */ EXTERN char user_fullpath[PATH_MAX+1]; /* storage for user path name */ /* The following variables are used for returning results to the caller. */ EXTERN int err_code; /* temporary storage for error number */ /* Data initialized elsewhere. */ extern _PROTOTYPE (int (*call_vec[]), (void) ); /* sys call table */ extern char dot1[2]; /* dot1 (&dot1[0]) and dot2 (&dot2[0]) have a special */ extern char dot2[3]; /* meaning to search_dir: no access permission check. */