X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Fcold-init.lisp;h=808224e2c4f871653099e0eb9b1f25ac46f8b54a;hb=54da325f13fb41669869aea688ae195426c0e231;hp=c9b734a9699b31ae1aefb88b773bcb3ab9c4cfd4;hpb=c548f73e8dd676d6ec4576eba6ab661a5061bdfe;p=sbcl.git diff --git a/src/code/cold-init.lisp b/src/code/cold-init.lisp index c9b734a..808224e 100644 --- a/src/code/cold-init.lisp +++ b/src/code/cold-init.lisp @@ -93,23 +93,26 @@ ;; *TYPE-SYSTEM-INITIALIZED-WHEN-BOUND* so that it doesn't need to ;; be explicitly set in order to be meaningful. (setf *after-gc-hooks* nil + *in-without-gcing* nil *gc-inhibit* t *gc-pending* nil #!+sb-thread *stop-for-gc-pending* #!+sb-thread nil *allow-with-interrupts* t + sb!unix::*unblock-deferrables-on-enabling-interrupts-p* nil *interrupts-enabled* t *interrupt-pending* nil + #!+sb-thruption #!+sb-thruption *thruption-pending* nil *break-on-signals* nil *maximum-error-depth* 10 *current-error-depth* 0 *cold-init-complete-p* nil *type-system-initialized* nil - sb!vm:*alloc-signal* nil) + sb!vm:*alloc-signal* nil + sb!kernel::*gc-epoch* (cons nil nil)) ;; I'm not sure where eval is first called, so I put this first. - #!+sb-eval - (show-and-call sb!eval::!full-eval-cold-init) - + (show-and-call !eval-cold-init) + (show-and-call !deadline-cold-init) (show-and-call thread-init-or-reinit) (show-and-call !typecheckfuns-cold-init) @@ -141,6 +144,7 @@ ;; forms run. (show-and-call !type-class-cold-init) (show-and-call !typedefs-cold-init) + (show-and-call !world-lock-cold-init) (show-and-call !classes-cold-init) (show-and-call !early-type-cold-init) (show-and-call !late-type-cold-init) @@ -196,15 +200,10 @@ (setf (svref *!load-time-values* (third toplevel-thing)) (funcall (second toplevel-thing)))) (:load-time-value-fixup - (setf (sap-ref-word (second toplevel-thing) 0) + (setf (sap-ref-word (int-sap (get-lisp-obj-address (second toplevel-thing))) + (third toplevel-thing)) (get-lisp-obj-address - (svref *!load-time-values* (third toplevel-thing))))) - #!+(and (or x86 x86-64) gencgc) - (:load-time-code-fixup - (sb!vm::!envector-load-time-code-fixup (second toplevel-thing) - (third toplevel-thing) - (fourth toplevel-thing) - (fifth toplevel-thing))) + (svref *!load-time-values* (fourth toplevel-thing))))) (t (!cold-lose "bogus fixup code in *!REVERSED-COLD-TOPLEVELS*")))) (t (!cold-lose "bogus function in *!REVERSED-COLD-TOPLEVELS*"))))) @@ -225,11 +224,14 @@ (show-and-call !late-proclaim-cold-init) (show-and-call os-cold-init-or-reinit) + (show-and-call !pathname-cold-init) + (show-and-call !debug-info-cold-init) (show-and-call stream-cold-init-or-reset) (show-and-call !loader-cold-init) (show-and-call !foreign-cold-init) - #!-win32 (show-and-call signal-cold-init-or-reinit) + #!-(and win32 (not sb-thread)) + (show-and-call signal-cold-init-or-reinit) (/show0 "enabling internal errors") (setf (sb!alien:extern-alien "internal_errors_enabled" boolean) t) @@ -240,10 +242,14 @@ ;; The reader and printer are initialized very late, so that they ;; can do hairy things like invoking the compiler as part of their ;; initialization. - (show-and-call !reader-cold-init) - (let ((*readtable* *standard-readtable*)) + (let ((*readtable* (make-readtable))) + (show-and-call !reader-cold-init) (show-and-call !sharpm-cold-init) - (show-and-call !backq-cold-init)) + (show-and-call !backq-cold-init) + ;; The *STANDARD-READTABLE* is assigned at last because the above + ;; functions would operate on the standard readtable otherwise--- + ;; which would result in an error. + (setf *standard-readtable* *readtable*)) (setf *readtable* (copy-readtable *standard-readtable*)) (setf sb!debug:*debug-readtable* (copy-readtable *standard-readtable*)) (sb!pretty:!pprint-cold-init) @@ -254,9 +260,11 @@ (/show0 "done initializing, setting *COLD-INIT-COMPLETE-P*") (setf *cold-init-complete-p* t) + ; hppa heap is segmented, lisp and c uses a stub to call eachother + #!+hpux (sb!sys:%primitive sb!vm::setup-return-from-lisp-stub) ;; The system is finally ready for GC. (/show0 "enabling GC") - (gc-on) + (setq *gc-inhibit* nil) (/show0 "doing first GC") (gc :full t) (/show0 "back from first GC") @@ -268,17 +276,64 @@ (toplevel-init) (critically-unreachable "after TOPLEVEL-INIT"))) -(defun quit (&key recklessly-p (unix-status 0)) - #!+sb-doc - "Terminate the current Lisp. Things are cleaned up (with -UNWIND-PROTECT and so forth) unless RECKLESSLY-P is non-NIL. On -UNIX-like systems, UNIX-STATUS is used as the status code." - (declare (type (signed-byte 32) unix-status)) - (/show0 "entering QUIT") - (if recklessly-p - (sb!unix:unix-exit unix-status) - (throw '%end-of-the-world unix-status)) +(define-deprecated-function :early "1.0.56.55" quit (exit sb!thread:abort-thread) + (&key recklessly-p (unix-status 0)) + (if (or recklessly-p (sb!thread:main-thread-p)) + (exit :code unix-status :abort recklessly-p) + (sb!thread:abort-thread)) (critically-unreachable "after trying to die in QUIT")) + +(declaim (ftype (sfunction (&key (:code (or null exit-code)) + (:timeout (or null real)) + (:abort t)) + nil) + exit)) +(defun exit (&key code abort (timeout *exit-timeout*)) + #!+sb-doc + "Terminates the process, causing SBCL to exit with CODE. CODE +defaults to 0 when ABORT is false, and 1 when it is true. + +When ABORT is false (the default), current thread is first unwound, +*EXIT-HOOKS* are run, other threads are terminated, and standard +output streams are flushed before SBCL calls exit(3) -- at which point +atexit(3) functions will run. If multiple threads call EXIT with ABORT +being false, the first one to call it will complete the protocol. + +When ABORT is true, SBCL exits immediately by calling _exit(2) without +unwinding stack, or calling exit hooks. Note that _exit(2) does not +call atexit(3) functions unlike exit(3). + +Recursive calls to EXIT cause EXIT to behave as it ABORT was true. + +TIMEOUT controls waiting for other threads to terminate when ABORT is +NIL. Once current thread has been unwound and *EXIT-HOOKS* have been +run, spawning new threads is prevented and all other threads are +terminated by calling TERMINATE-THREAD on them. The system then waits +for them to finish using JOIN-THREAD, waiting at most a total TIMEOUT +seconds for all threads to join. Those threads that do not finish +in time are simply ignored while the exit protocol continues. TIMEOUT +defaults to *EXIT-TIMEOUT*, which in turn defaults to 60. TIMEOUT NIL +means to wait indefinitely. + +Note that TIMEOUT applies only to JOIN-THREAD, not *EXIT-HOOKS*. Since +TERMINATE-THREAD is asynchronous, getting multithreaded application +termination with complex cleanups right using it can be tricky. To +perform an orderly synchronous shutdown use an exit hook instead of +relying on implicit thread termination. + +Consequences are unspecified if serious conditions occur during EXIT +excepting errors from *EXIT-HOOKS*, which cause warnings and stop +execution of the hook that signaled, but otherwise allow the exit +process to continue normally." + (if (or abort *exit-in-process*) + (os-exit (or code 1) :abort t) + (let ((code (or code 0))) + (with-deadline (:seconds nil :override t) + (sb!thread:grab-mutex *exit-lock*)) + (setf *exit-in-process* code + *exit-timeout* timeout) + (throw '%end-of-the-world t))) + (critically-unreachable "After trying to die in EXIT.")) ;;;; initialization functions @@ -288,14 +343,17 @@ UNIX-like systems, UNIX-STATUS is used as the status code." (sb!thread::get-foreground)) (defun reinit () + #!+win32 + (setf sb!win32::*ansi-codepage* nil) (setf *default-external-format* nil) (setf sb!alien::*default-c-string-external-format* nil) ;; WITHOUT-GCING implies WITHOUT-INTERRUPTS. (without-gcing + ;; Initialize streams first, so that any errors can be printed later + (stream-reinit t) (os-cold-init-or-reinit) (thread-init-or-reinit) - (stream-reinit) - #!-win32 + #!-(and win32 (not sb-thread)) (signal-cold-init-or-reinit) (setf (sb!alien:extern-alien "internal_errors_enabled" boolean) t) (float-cold-init-or-reinit)) @@ -306,9 +364,7 @@ UNIX-like systems, UNIX-STATUS is used as the status code." ;; re-disable ldb again. (when (eq *invoke-debugger-hook* 'sb!debug::debugger-disabled-hook) (sb!debug::disable-debugger)) - (dolist (hook *init-hooks*) - (with-simple-restart (continue "Skip this initialization hook.") - (funcall hook)))) + (call-hooks "initialization" *init-hooks*)) ;;;; some support for any hapless wretches who end up debugging cold ;;;; init code @@ -318,33 +374,40 @@ UNIX-like systems, UNIX-STATUS is used as the status code." #!+sb-show (defun hexstr (thing) (/noshow0 "entering HEXSTR") - (let ((addr (get-lisp-obj-address thing)) - (str (make-string 10 :element-type 'base-char))) + (let* ((addr (get-lisp-obj-address thing)) + (nchars (* sb!vm:n-word-bytes 2)) + (str (make-string (+ nchars 2) :element-type 'base-char))) (/noshow0 "ADDR and STR calculated") (setf (char str 0) #\0 (char str 1) #\x) (/noshow0 "CHARs 0 and 1 set") - (dotimes (i 8) + (dotimes (i nchars) (/noshow0 "at head of DOTIMES loop") (let* ((nibble (ldb (byte 4 0) addr)) (chr (char "0123456789abcdef" nibble))) (declare (type (unsigned-byte 4) nibble) (base-char chr)) (/noshow0 "NIBBLE and CHR calculated") - (setf (char str (- 9 i)) chr + (setf (char str (- (1+ nchars) i)) chr addr (ash addr -4)))) str)) #!+sb-show (defun cold-print (x) - (typecase x - (simple-string (sb!sys:%primitive print x)) - (symbol (sb!sys:%primitive print (symbol-name x))) - (list (let ((count 0)) - (sb!sys:%primitive print "list:") - (dolist (i x) - (when (>= (incf count) 4) - (sb!sys:%primitive print "...") - (return)) - (cold-print i)))) - (t (sb!sys:%primitive print (hexstr x))))) + (labels ((%cold-print (obj depthoid) + (if (> depthoid 4) + (sb!sys:%primitive print "...") + (typecase obj + (simple-string + (sb!sys:%primitive print obj)) + (symbol + (sb!sys:%primitive print (symbol-name obj))) + (cons + (sb!sys:%primitive print "cons:") + (let ((d (1+ depthoid))) + (%cold-print (car obj) d) + (%cold-print (cdr obj) d))) + (t + (sb!sys:%primitive print (hexstr obj))))))) + (%cold-print x 0)) + (values))