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-- Copyright (C) 2007-2008 Gabriel Dos Reis
-- All rights reserved.
--
-- Redistribution and use in source and binary forms, with or without
-- modification, are permitted provided that the following conditions are
-- met:
--
-- - Redistributions of source code must retain the above copyright
-- notice, this list of conditions and the following disclaimer.
--
-- - Redistributions in binary form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in
-- the documentation and/or other materials provided with the
-- distribution.
--
-- - Neither the name of The Numerical ALgorithms Group Ltd. nor the
-- names of its contributors may be used to endorse or promote products
-- derived from this software without specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
-- IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
-- TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
-- OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
-- EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-- PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
-- PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
-- LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-- NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-- SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
--
--
--
-- This file collects and documents routines common to the driver of
-- both the OpenAxiom compiler and interpreter.
--
import '"boot-pkg"
)package "BOOT"
++ true means try starting an open server
$openServerIfTrue := true
++ the name of the spad server socket
$SpadServerName == '"/tmp/.d"
++ true means that the core executable acts as remote server.
$SpadServer := false
++ if true, then the interpreter informs about code generation, etc.
$verboseInterprerter := true
$PrintCompilerMessageIfTrue := true
++
$options := []
+++ Initialization routine run by the core system before handing off
+++ to the interpreter or compiler.
+++ ??? This part is still in flux.
AxiomCore::%sysInit() ==
SETQ(_*PACKAGE_*, FIND_-PACKAGE '"BOOT")
initMemoryConfig()
)if %hasFeature KEYWORD::GCL
SETQ(COMPILER::_*COMPILE_-VERBOSE_*,false)
SETQ(COMPILER::_*SUPPRESS_-COMPILER_-WARNINGS_*,true)
SETQ(COMPILER::_*SUPPRESS_-COMPILER_-NOTES_*,true)
)endif
+++ Returns the root directory of the running system.
+++ A directory specified on command line takes precedence
+++ over directory specified at configuration time.
systemRootDirectory() ==
dir := ASSOC(Option '"system", %systemOptions()) =>
ensureTrailingSlash cdr dir
$systemInstallationDirectory
+++ Returns the system algebra directory, as specified on command
+++ line. nil, otherwise.
systemAlgebraDirectory() ==
dir := ASSOC(Option '"sysalg", %systemOptions()) =>
ensureTrailingSlash cdr dir
nil
++ stdStreamIsTerminal:
++ returns 1 if the standard stream is attached to a terminal;
++ otherwise 0.
)if %hasFeature KEYWORD::GCL
import stdStreamIsTerminal for std__stream__is__terminal: INT -> INT
)else
stdStreamIsTerminal fd ==
0
)endif
++ Load list of exposed categories, domains, and packages.
++ User-specified list takes precedence over system wide list.
loadExposureGroupData() ==
LOAD('"./exposed", KEYWORD::VERBOSE,false,
KEYWORD::IF_-DOES_-NOT_-EXIST,nil) => "done"
LOAD(CONCAT(systemRootDirectory(),'"algebra/exposed"),
KEYWORD::VERBOSE,false,KEYWORD::IF_-DOES_-NOT_-EXIST,nil) => "done"
"failed"
++
REROOT: () -> %Thing
REROOT() ==
$DIRECTORY_-LIST := MAPCAR(function makeAbsoluteFilename,
$RELATIVE_-DIRECTORY_-LIST)
$LIBRARY_-DIRECTORY_-LIST := MAPCAR(function makeAbsoluteFilename,
$RELATIVE_-LIBRARY_-DIRECTORY_-LIST)
$defaultMsgDatabaseName := PATHNAME
makeAbsoluteFilename '"share/msgs/s2-us.msgs"
$msgDatabaseName := nil
initMemoryConfig: () -> %Thing
initMemoryConfig() ==
)if %hasFeature KEYWORD::GCL
SYSTEM::ALLOCATE("CONS",500)
SYSTEM::ALLOCATE("FIXNUM",200)
SYSTEM::ALLOCATE("SYMBOL",500)
SYSTEM::ALLOCATE("PACKAGE",3)
SYSTEM::ALLOCATE("ARRAY",400)
SYSTEM::ALLOCATE("STRING",500)
SYSTEM::ALLOCATE("CFUN",100)
SYSTEM::ALLOCATE_-CONTIGUOUS_-PAGES 3000
SYSTEM::ALLOCATE_-RELOCATABLE_-PAGES 1000
SYSTEM::SET_-HOLE_-SIZE 2000
)else
nil
)endif
++
RESTART() ==
IN_-PACKAGE '"BOOT" -- ??? is this still necessary?
-- ??? Ideally, we should not be calling AxiomCore::topLevel.
-- ??? Rather, we should be called by that function. Therefore
-- ??? it currently serves only for option processing and we cannot
-- ??? do any substantial work if we call from it.
AxiomCore::topLevel()
REROOT()
)if %hasFeature KEYWORD::GCL
SYSTEM::GBC_-TIME 0
)endif
if $openServerIfTrue and FBOUNDP "openServer" then
os := openServer $SpadServerName
if ZEROP os then
$openServerIfTrue := false
$SpadServer := true
$IOindex := 1
$InteractiveFrame := makeInitialModemapFrame()
loadExposureGroupData()
initHist()
initializeInterpreterFrameRing()
if $displayStartMsgs then
spadStartUpMsgs()
$currentLine := nil
RESTART0()
readSpadProfileIfThere()
spad()
++ ??? Rework this
SPAD_-SAVE(file) ==
SETQ($SpadServer,false)
SETQ($openServerIfTrue,true)
)if %hasFeature KEYWORD::GCL
SYSTEM::SAVE_-SYSTEM file
)else
fatalError '"don't know how to same image"
)endif
SET_-RESTART_-HOOK() ==
)if %hasFeature KEYWORD::GCL
SETQ(SYSTEM::_*TOP_-LEVEL_-HOOK_*,"RESTART")
)endif
"RESTART"
++ execute Spad script
executeSpadScript(progname,options,file) ==
REROOT()
$IOindex := 1
$InteractiveFrame := makeInitialModemapFrame()
loadExposureGroupData()
initHist()
initializeInterpreterFrameRing()
$currentLine := nil
RESTART0()
$BOOT := NIL
$NEWSPAD := true
$SPAD := true
if getOption(Option '"verbose",%systemOptions()) then
$verboseInterprerter := true
$options := []
$ProcessInteractiveValue := false
else
$verboseInterprerter := false
$options := [["quiet"]]
$ProcessInteractiveValue := true
CATCH($intCoerceFailure,
CATCH($intSpadReader,read [file]))
coreQuit (errorCount()> 0 => 1; 0)
associateRequestWithFileType(Option '"script", '"input",
function executeSpadScript)
++ compiler Spad Library File.
compileSpadLibrary(progname,options,file) ==
REROOT()
$IOindex := 1
$InteractiveFrame := makeInitialModemapFrame()
loadExposureGroupData()
initHist()
initializeInterpreterFrameRing()
$currentLine := nil
RESTART0()
$BOOT := NIL
$NEWSPAD := true
$SPAD := true
$EchoLines := false
ECHO_-META : fluid := false
$verboseInterprerter := false
$ProcessInteractiveValue := true
CATCH($intTopLevel,
CATCH("SpadCompileItem",
CATCH($intSpadReader,compiler [file])))
coreQuit (errorCount()> 0 => 1; 0)
associateRequestWithFileType(Option '"compile", '"spad",
function compileSpadLibrary)
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