diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/ChangeLog | 8 | ||||
| -rw-r--r-- | src/interp/Makefile.in | 6 | ||||
| -rw-r--r-- | src/interp/io.boot | 65 | ||||
| -rw-r--r-- | src/interp/lexing.boot | 1 | ||||
| -rw-r--r-- | src/interp/preparse.lisp | 9 |
5 files changed, 81 insertions, 8 deletions
diff --git a/src/ChangeLog b/src/ChangeLog index 7167c7b1..fdf8f767 100644 --- a/src/ChangeLog +++ b/src/ChangeLog @@ -1,3 +1,11 @@ +2012-05-06 Gabriel Dos Reis <gdr@cs.tamu.edu> + + * interp/Makefile.in (OBJS): Include io.$(FASLEXT). + (io.$(FASLEXT)): New rule. + * interp/io.boot: New. + * interp/preparse.lisp: Use storeBlanks!. + (STOREBLANKS): Remove. + 2012-05-05 Gabriel Dos Reis <gdr@cs.tamu.edu> * interp/preparse.lisp (ADDCLOSE): Move to spad-parser.boot. diff --git a/src/interp/Makefile.in b/src/interp/Makefile.in index ac5a584e..e4201fd6 100644 --- a/src/interp/Makefile.in +++ b/src/interp/Makefile.in @@ -55,7 +55,7 @@ OBJS= boot-pkg.$(FASLEXT) types.$(FASLEXT) \ sys-driver.$(FASLEXT) sys-constants.$(FASLEXT) \ hash.$(FASLEXT) lisp-backend.$(FASLEXT) \ sys-globals.$(FASLEXT) vmlisp.$(FASLEXT) \ - sys-os.$(FASLEXT) \ + io.$(FASLEXT) sys-os.$(FASLEXT) \ sys-utility.$(FASLEXT) lexing.$(FASLEXT) \ diagnostics.$(FASLEXT) \ union.$(FASLEXT) sys-macros.$(FASLEXT) \ @@ -327,7 +327,8 @@ preparse.$(FASLEXT): parsing.$(FASLEXT) parsing.$(FASLEXT): lexing.$(FASLEXT) macros.$(FASLEXT) nlib.$(FASLEXT): macros.$(FASLEXT) macros.$(FASLEXT): sys-macros.$(FASLEXT) sys-utility.$(FASLEXT) -lexing.$(FASLEXT): sys-utility.$(FASLEXT) sys-macros.$(FASLEXT) +lexing.$(FASLEXT): sys-utility.$(FASLEXT) sys-macros.$(FASLEXT) \ + io.$(FASLEXT) ## The new parser component roughtly is: ## astr.boot dq.boot incl.boot pile.boot ptrees.boot @@ -389,6 +390,7 @@ ggreater.$(FASLEXT): vmlisp.$(FASLEXT) lisp-backend.$(FASLEXT): sys-macros.$(FASLEXT) sys-utility.$(FASLEXT): vmlisp.$(FASLEXT) sys-os.$(FASLEXT) hash.$(FASLEXT) vmlisp.$(FASLEXT): types.$(FASLEXT) sys-globals.$(FASLEXT) +io.$(FASLEXT): sys-constants.$(FASLEXT) types.$(FASLEXT): boot-pkg.$(FASLEXT) boot-pkg.$(FASLEXT): boot-pkg.lisp diff --git a/src/interp/io.boot b/src/interp/io.boot new file mode 100644 index 00000000..4214fcf8 --- /dev/null +++ b/src/interp/io.boot @@ -0,0 +1,65 @@ +-- Copyright (C) 2012, 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 OpenAxiom. 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. + +import sys_-constants + +namespace BOOT + +module io where + blankChar? : %Char -> %Boolean + +--% +--% Individual character routines +--% + +++ Return true if character `c' is a space character. +macro spaceChar? c == + c = char " " + +++ Return true if character `c' is a horizontal tab character +macro tabChar? c == + c = abstractChar 9 + + +++ Return true if character `c' is either a space or a horitonal tab. +blankChar? c == + spaceChar? c or tabChar? c + + +--% +--% String manipulation routines. +--% + +++ Replace all characters in `s' with space characters. +storeBlank!(s,n) == + for i in 0..maxIndex s repeat + s.i := char " " + s diff --git a/src/interp/lexing.boot b/src/interp/lexing.boot index 4cb4f9cc..4b357918 100644 --- a/src/interp/lexing.boot +++ b/src/interp/lexing.boot @@ -36,6 +36,7 @@ import sys_-utility import sys_-macros +import io namespace BOOT diff --git a/src/interp/preparse.lisp b/src/interp/preparse.lisp index 5b0e6193..0fd7bc3a 100644 --- a/src/interp/preparse.lisp +++ b/src/interp/preparse.lisp @@ -219,9 +219,6 @@ (dolist (X L) (format t "~5d. ~a~%" (car x) (cdr x))) (format t "~%")))) -(DEFUN STOREBLANKS (LINE N) - (DO ((I 0 (1+ I))) ((= I N) LINE) (SETF (CHAR LINE I) #\ ))) - (DEFUN INITIAL-SUBSTRING (PATTERN LINE) (let ((ind (mismatch PATTERN LINE))) (OR (NULL IND) (EQL IND (SIZE PATTERN))))) @@ -234,11 +231,11 @@ (COND ((CHAR= (ELT LINE 0) #\) ) (COND ((INITIAL-SUBSTRING ")if" LINE) - (COND ((EVAL (|string2BootTree| (STOREBLANKS LINE 3))) + (COND ((EVAL (|string2BootTree| (|storeBlanks!| LINE 3))) (RETURN (preparseReadLine X))) ('T (RETURN (SKIP-IFBLOCK X))))) ((INITIAL-SUBSTRING ")elseif" LINE) - (COND ((EVAL (|string2BootTree| (STOREBLANKS LINE 7))) + (COND ((EVAL (|string2BootTree| (|storeBlanks!| LINE 7))) (RETURN (preparseReadLine X))) ('T (RETURN (SKIP-IFBLOCK X))))) ((INITIAL-SUBSTRING ")else" LINE) @@ -267,7 +264,7 @@ (COND ((CHAR= (ELT LINE 0) #\) ) (COND ((INITIAL-SUBSTRING ")if" LINE) - (COND ((EVAL (|string2BootTree| (STOREBLANKS LINE 3))) + (COND ((EVAL (|string2BootTree| (|storeBlanks!| LINE 3))) (RETURN (preparseReadLine X))) ('T (RETURN (SKIP-IFBLOCK X))))) ((INITIAL-SUBSTRING ")elseif" LINE) |