ALIEN: now reads a hexadecimal integer instead of a decimal one, since in general hex is more useful for addresses

db4
Slava Pestov 2009-09-12 21:17:53 -05:00
parent 018677319c
commit a2b864e4f5
5 changed files with 11 additions and 10 deletions

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@ -1,14 +1,15 @@
! Copyright (C) 2008 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: kernel combinators alien alien.strings alien.syntax
prettyprint.backend prettyprint.custom prettyprint.sections ;
math.parser prettyprint.backend prettyprint.custom
prettyprint.sections ;
IN: alien.prettyprint
M: alien pprint*
{
{ [ dup expired? ] [ drop \ BAD-ALIEN pprint-word ] }
{ [ dup pinned-c-ptr? not ] [ drop "( displaced alien )" text ] }
[ \ ALIEN: [ alien-address pprint* ] pprint-prefix ]
[ \ ALIEN: [ alien-address >hex text ] pprint-prefix ]
} cond ;
M: dll pprint* dll-path dup "DLL\" " "\"" pprint-string ;

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@ -9,7 +9,7 @@ HELP: DLL"
HELP: ALIEN:
{ $syntax "ALIEN: address" }
{ $values { "address" "a non-negative integer" } }
{ $values { "address" "a non-negative hexadecimal integer" } }
{ $description "Creates an alien object at parse time." }
{ $notes "Alien objects are invalidated between image saves and loads, and hence source files should not contain alien literals; this word is for interactive use only. See " { $link "alien-expiry" } " for details." } ;

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@ -9,7 +9,7 @@ IN: alien.syntax
SYNTAX: DLL" lexer get skip-blank parse-string dlopen parsed ;
SYNTAX: ALIEN: scan string>number <alien> parsed ;
SYNTAX: ALIEN: 16 scan-base <alien> parsed ;
SYNTAX: BAD-ALIEN <bad-alien> parsed ;

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@ -472,15 +472,15 @@ cell 8 = [
] unit-test
[ ALIEN: 123 ] [
123 [ <alien> ] compile-call
HEX: 123 [ <alien> ] compile-call
] unit-test
[ ALIEN: 123 ] [
123 [ { fixnum } declare <alien> ] compile-call
HEX: 123 [ { fixnum } declare <alien> ] compile-call
] unit-test
[ ALIEN: 123 ] [
[ 123 <alien> ] compile-call
[ HEX: 123 <alien> ] compile-call
] unit-test
[ f ] [
@ -522,8 +522,8 @@ cell 8 = [
[ ALIEN: 1234 ALIEN: 2234 ] [
ALIEN: 234 [
{ c-ptr } declare
[ 1000 swap <displaced-alien> ]
[ 2000 swap <displaced-alien> ] bi
[ HEX: 1000 swap <displaced-alien> ]
[ HEX: 2000 swap <displaced-alien> ] bi
] compile-call
] unit-test

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@ -55,7 +55,7 @@ cell 8 = [
] unit-test
] when
[ "ALIEN: 1234" ] [ 1234 <alien> unparse ] unit-test
[ "ALIEN: 1234" ] [ HEX: 1234 <alien> unparse ] unit-test
[ ] [ 0 B{ 1 2 3 } <displaced-alien> drop ] unit-test