src/cold/warm.lisp

   1 ;;;; "warm initialization": initialization which comes after cold init
   2
   3 ;;;; This software is part of the SBCL system. See the README file for
   4 ;;;; more information.
   5 ;;;;
   6 ;;;; This software is derived from the CMU CL system, which was
   7 ;;;; written at Carnegie Mellon University and released into the
   8 ;;;; public domain. The software is in the public domain and is
   9 ;;;; provided with absolutely no warranty. See the COPYING and CREDITS
  10 ;;;; files for more information.
  11
  12 (in-package "COMMON-LISP-USER")
  13 \f
  14 ;;;; general warm init compilation policy
  15
  16
  17 (proclaim '(optimize (compilation-speed 1)
  18                      (debug #+sb-show 2 #-sb-show 1)
  19                      (inhibit-warnings 2)
  20                      (safety 2)
  21                      (space 1)
  22                      (speed 2)))
  23 \f
  24 ;;;; package hacking
  25
  26 ;;; Our cross-compilation host is out of the picture now, so we no
  27 ;;; longer need to worry about collisions between our package names
  28 ;;; and cross-compilation host package names, so now is a good time to
  29 ;;; rename any package with a bootstrap-only name SB!FOO to its
  30 ;;; permanent name SB-FOO.
  31 ;;;
  32 ;;; (In principle it might be tidier to do this when dumping the cold
  33 ;;; image in genesis, but in practice the logic might be a little
  34 ;;; messier because genesis dumps both symbols and packages, and we'd
  35 ;;; need to make sure that dumped symbols were renamed in the same way
  36 ;;; as dumped packages. Or we could do it in cold init, but it's
  37 ;;; easier to experiment with and debug things here in warm init than
  38 ;;; in cold init, so we do it here instead.)
  39 (let ((boot-prefix "SB!")
  40       (perm-prefix "SB-"))
  41   (dolist (package (list-all-packages))
  42     (let ((old-package-name (package-name package)))
  43       (when (and (>= (length old-package-name) (length boot-prefix))
  44                  (string= boot-prefix old-package-name
  45                           :end2 (length boot-prefix)))
  46         (let ((new-package-name (concatenate 'string
  47                                              perm-prefix
  48                                              (subseq old-package-name
  49                                                      (length boot-prefix)))))
  50           (rename-package package
  51                           new-package-name
  52                           (package-nicknames package)))))))
  53
  54 ;;; FIXME: This nickname is a deprecated hack for backwards
  55 ;;; compatibility with code which assumed the CMU-CL-style
  56 ;;; SB-ALIEN/SB-C-CALL split. That split went away and was deprecated
  57 ;;; in 0.7.0, so we should get rid of this nickname after a while.
  58 (let ((package (find-package "SB-ALIEN")))
  59   (rename-package package
  60                   (package-name package)
  61                   (cons "SB-C-CALL" (package-nicknames package))))
  62 \f
  63 ;;;; compiling and loading more of the system
  64
  65 ;;; FIXME: CMU CL's pclcom.lisp had extra optional stuff wrapped around
  66 ;;; COMPILE-PCL, at least some of which we should probably have too:
  67 ;;;
  68 ;;; (with-compilation-unit
  69 ;;;     (:optimize '(optimize (debug #+(and (not high-security) small) .5
  70 ;;;                               #-(or high-security small) 2
  71 ;;;                               #+high-security 3)
  72 ;;;                        (speed 2) (safety #+(and (not high-security) small) 0
  73 ;;;                                          #-(or high-security small) 2
  74 ;;;                                          #+high-security 3)
  75 ;;;                        (inhibit-warnings 2))
  76 ;;;      :optimize-interface '(optimize-interface #+(and (not high-security) small)
  77 ;;; (safety 1)
  78 ;;;                                            #+high-security (safety 3))
  79 ;;;      :context-declarations
  80 ;;;      '((:external (declare (optimize-interface (safety #-high-security 2 #+high-
  81 ;;; security 3)
  82 ;;;                                             (debug #-high-security 1 #+high-s
  83 ;;; ecurity 3))))
  84 ;;;     ((:or :macro (:match "$EARLY-") (:match "$BOOT-"))
  85 ;;;     (declare (optimize (speed 0))))))
  86 ;;;
  87 ;;; FIXME: This has mutated into a hack which crudely duplicates
  88 ;;; functionality from the existing mechanism to load files from
  89 ;;; build-order.lisp-expr, without being quite parallel. (E.g. object
  90 ;;; files end up alongside the source files instead of ending up in
  91 ;;; parallel directory trees.) Maybe we could merge the filenames here
  92 ;;; into build-order.lisp-expr with some new flag (perhaps :WARM) to
  93 ;;; indicate that the files should be handled not in cold load but
  94 ;;; afterwards.
  95 (dolist (stem '(;; CLOS, derived from the PCL reference implementation
  96                 ;;
  97                 ;; This PCL build order is based on a particular
  98                 ;; (arbitrary) linearization of the declared build
  99                 ;; order dependencies from the old PCL defsys.lisp
 100                 ;; dependency database.
 101                 #+nil "src/pcl/walk" ; #+NIL = moved to build-order.lisp-expr
 102                 "src/pcl/early-low"
 103                 "src/pcl/macros"
 104                 "src/pcl/compiler-support"
 105                 "src/pcl/low"
 106                 "src/pcl/slot-name"
 107                 "src/pcl/defclass"
 108                 "src/pcl/defs"
 109                 "src/pcl/fngen"
 110                 "src/pcl/cache"
 111                 "src/pcl/dlisp"
 112                 "src/pcl/dlisp2"
 113                 "src/pcl/boot"
 114                 "src/pcl/vector"
 115                 "src/pcl/slots-boot"
 116                 "src/pcl/combin"
 117                 "src/pcl/dfun"
 118                 "src/pcl/ctor"
 119                 "src/pcl/braid"
 120                 "src/pcl/dlisp3"
 121                 "src/pcl/generic-functions"
 122                 "src/pcl/slots"
 123                 "src/pcl/init"
 124                 "src/pcl/std-class"
 125                 "src/pcl/cpl"
 126                 "src/pcl/fsc"
 127                 "src/pcl/methods"
 128                 "src/pcl/fixup"
 129                 "src/pcl/defcombin"
 130                 "src/pcl/ctypes"
 131                 "src/pcl/env"
 132                 "src/pcl/documentation"
 133                 "src/pcl/print-object"
 134                 "src/pcl/precom1"
 135                 "src/pcl/precom2"
 136
 137                 ;; miscellaneous functionality which depends on CLOS
 138                 "src/code/force-delayed-defbangmethods"
 139
 140                 ;; CLOS-level support for the Gray OO streams
 141                 ;; extension (which is also supported by various
 142                 ;; lower-level hooks elsewhere in the code)
 143                 "src/pcl/gray-streams-class"
 144                 "src/pcl/gray-streams"
 145
 146                 ;; other functionality not needed for cold init, moved
 147                 ;; to warm init to reduce peak memory requirement in
 148                 ;; cold init
 149                 "src/code/describe"
 150                 "src/code/describe-policy"
 151                 "src/code/inspect"
 152                 "src/code/profile"
 153                 "src/code/ntrace"
 154                 "src/code/foreign"
 155                 "src/code/run-program"
 156
 157                 ;; Code derived from PCL's pre-ANSI DESCRIBE-OBJECT
 158                 ;; facility is still used in our ANSI DESCRIBE
 159                 ;; facility, and should be compiled and loaded after
 160                 ;; our DESCRIBE facility is compiled and loaded.
 161                 "src/pcl/describe"))
 162
 163   (let ((fullname (concatenate 'string stem ".lisp")))
 164     (sb-int:/show "about to compile" fullname)
 165     (flet ((report-recompile-restart (stream)
 166              (format stream "Recompile file ~S" fullname))
 167            (report-continue-restart (stream)
 168              (format stream
 169                      "Continue, using possibly bogus file ~S"
 170                      (compile-file-pathname fullname))))
 171       (tagbody
 172        retry-compile-file
 173          (multiple-value-bind (output-truename warnings-p failure-p)
 174              (compile-file fullname)
 175            (declare (ignore warnings-p))
 176            (sb-int:/show "done compiling" fullname)
 177            (cond ((not output-truename)
 178                   (error "COMPILE-FILE of ~S failed." fullname))
 179                  (failure-p
 180                   (unwind-protect
 181                        (restart-case
 182                            (error "FAILURE-P was set when creating ~S."
 183                                   output-truename)
 184                          (recompile ()
 185                            :report report-recompile-restart
 186                            (go retry-compile-file))
 187                          (continue ()
 188                            :report report-continue-restart
 189                            (setf failure-p nil)))
 190                     ;; Don't leave failed object files lying around.
 191                     (when (and failure-p (probe-file output-truename))
 192                           (delete-file output-truename)
 193                           (format t "~&deleted ~S~%" output-truename))))
 194                  ;; Otherwise: success, just fall through.
 195                  (t nil))
 196            (unless (load output-truename)
 197              (error "LOAD of ~S failed." output-truename))
 198            (sb-int:/show "done loading" output-truename))))))
 199 \f
 200 ;;;; setting package documentation
 201
 202 ;;; While we were running on the cross-compilation host, we tried to
 203 ;;; be portable and not overwrite the doc strings for the standard
 204 ;;; packages. But now the cross-compilation host is only a receding
 205 ;;; memory, and we can have our way with the doc strings.
 206 (sb-int:/show "setting package documentation")
 207 #+sb-doc (setf (documentation (find-package "COMMON-LISP") t)
 208 "public: home of symbols defined by the ANSI language specification")
 209 #+sb-doc (setf (documentation (find-package "COMMON-LISP-USER") t)
 210                "public: the default package for user code and data")
 211 #+sb-doc (setf (documentation (find-package "KEYWORD") t)
 212                "public: home of keywords")
 213
 214 ;;; KLUDGE: It'd be nicer to do this in the table with the other
 215 ;;; non-standard packages. -- WHN 19991206
 216 #+sb-doc (setf (documentation (find-package "SB-SLOT-ACCESSOR-NAME") t)
 217                "private: home of CLOS slot accessor internal names")
 218
 219 ;;; FIXME: There doesn't seem to be any easy way to get package doc strings
 220 ;;; through the cold boot process. They need to be set somewhere. Maybe the
 221 ;;; easiest thing to do is to read them out of package-data-list.lisp-expr
 222 ;;; now?