(in-package "SB!IMPL")
\f
-(defconstant most-positive-fixnum #.sb!vm:*target-most-positive-fixnum*
- #!+sb-doc
- "the fixnum closest in value to positive infinity")
-
-(defconstant most-negative-fixnum #.sb!vm:*target-most-negative-fixnum*
- #!+sb-doc
- "the fixnum closest in value to negative infinity")
-\f
;;;; magic specials initialized by GENESIS
;;; FIXME: The DEFVAR here is redundant with the (DECLAIM (SPECIAL ..))
be any non-negative, non-complex number."
(when (or (not (realp n))
(minusp n))
- (error "Invalid argument to SLEEP: ~S.~%~
- Must be a non-negative, non-complex number."
- n))
+ (error 'simple-type-error
+ :format-control "invalid argument to SLEEP: ~S"
+ :format-arguments (list n)
+ :datum n
+ :expected-type '(real 0)))
(multiple-value-bind (sec usec)
(if (integerp n)
(values n 0)
(multiple-value-bind (sec frac)
(truncate n)
- (values sec(truncate frac 1e-6))))
+ (values sec (truncate frac 1e-6))))
(sb!unix:unix-select 0 0 0 0 sec usec))
nil)
\f
(declare (optimize (speed 3) (safety 0))
(values (unsigned-byte 20))) ; FIXME: DECLARE VALUES?
- #!-x86 ; machines where stack grows upwards (I guess) -- WHN 19990906
+ #!-stack-grows-downward-not-upward
(labels
((scrub (ptr offset count)
(declare (type system-area-pointer ptr)
(* (floor initial-offset sb!vm:n-word-bytes) sb!vm:n-word-bytes)
0)))
- #!+x86 ;; (Stack grows downwards.)
+ #!+stack-grows-downward-not-upward
(labels
((scrub (ptr offset count)
(declare (type system-area-pointer ptr)
(let ((sysinit nil) ; value of --sysinit option
(userinit nil) ; value of --userinit option
- (reversed-evals nil) ; values of --eval options, in reverse order
+ (reversed-evals nil) ; values of --eval options, in reverse order; and
+ ; also --load options, translated into --eval
(noprint nil) ; Has a --noprint option been seen?
- (noprogrammer nil) ; Has a --noprogammer option been seen?
+ (noprogrammer nil) ; Has a --noprogrammer option been seen?
(options (rest *posix-argv*))) ; skipping program name
(/show0 "done with outer LET in TOPLEVEL-INIT")
;; READ an --eval string). Make sure that they're handled
;; reasonably. Also, perhaps all errors while parsing the command
;; line should cause the system to QUIT, instead of trying to go
- ;; into the Lisp debugger.
+ ;; into the Lisp debugger, since trying to go into the debugger
+ ;; gets into various annoying issues of where we should go after
+ ;; the user tries to return from the debugger.
;; Parse command line options.
(loop while options do
eval-as-string))
(t
(push eval reversed-evals)))))))
+ ((string= option "--load")
+ (pop-option)
+ (push `(load ,(pop-option)) reversed-evals))
((string= option "--noprint")
(pop-option)
(setf noprint t))
(setf *debugger-hook* 'noprogrammer-debugger-hook-fun
*debug-io* *error-output*))
- ;; FIXME: Verify that errors in init files and/or --eval operations
- ;; lead to reasonable behavior.
-
;; Handle initialization files.
(/show0 "handling initialization files in TOPLEVEL-INIT")
(flet (;; If any of POSSIBLE-INIT-FILE-NAMES names a real file,
(let* ((sbcl-home (posix-getenv "SBCL_HOME"))
(sysinit-truename (if sbcl-home
(probe-init-files sysinit
- (concatenate
- 'string
- sbcl-home
- "/sbclrc"))
+ (concatenate 'string
+ sbcl-home
+ "/sbclrc"))
(probe-init-files sysinit
"/etc/sbclrc"
"/usr/local/etc/sbclrc")))
(error "The HOME environment variable is unbound, ~
so user init file can't be found.")))
(userinit-truename (probe-init-files userinit
- (concatenate
- 'string
- user-home
- "/.sbclrc"))))
+ (concatenate 'string
+ user-home
+ "/.sbclrc"))))
;; We wrap all the pre-REPL user/system customized startup code
;; in a restart.
;; Unix environment errors, e.g. a missing file or a typo on
;; the Unix command line, and you don't need to get into Lisp
;; to debug them, you should just start over and do it right
- ;; at the Unix level. Errors below here are usually errors in
- ;; user Lisp code, and it might be helpful to let the user
- ;; reach the REPL in order to help figure out what's going on.)
+ ;; at the Unix level. Errors below here are generally errors
+ ;; in user Lisp code, and it might be helpful to let the user
+ ;; reach the REPL in order to help figure out what's going
+ ;; on.)
(restart-case
- (flet ((process-init-file (truename)
- (when truename
- (unless (load truename)
- (error "~S was not successfully loaded." truename))
- (flush-standard-output-streams))))
- (process-init-file sysinit-truename)
- (process-init-file userinit-truename)
+ (progn
+ (flet ((process-init-file (truename)
+ (when truename
+ (unless (load truename)
+ (error "~S was not successfully loaded." truename))
+ (flush-standard-output-streams))))
+ (process-init-file sysinit-truename)
+ (process-init-file userinit-truename))
;; Process --eval options.
(/show0 "handling --eval options in TOPLEVEL-INIT")
(abort
"Reduce debugger level (leaving debugger, returning to toplevel).")
(catch 'toplevel-catcher
- (sb!unix:unix-sigsetmask 0) ; FIXME: What is this for?
+ #!-sunos (sb!unix:unix-sigsetmask 0) ; FIXME: What is this for?
(repl noprint)
(critically-unreachable "after REPL")))))))