{ $values { "target" "a path to the symbolic link's target" } { "symlink" "a path to new symbolic link" } }
{ $description "Creates a symbolic link." } ;
+HELP: make-hard-link
+{ $values { "target" "a path to the hard link's target" } { "link" "a path to new symbolic link" } }
+{ $description "Creates a hard link." } ;
+
HELP: read-link
{ $values { "symlink" "a path to an existing symbolic link" } { "path" "the path pointed to by the symbolic link" } }
{ $description "Reads the symbolic link and returns its target path." } ;
HOOK: make-link os ( target symlink -- )
+HOOK: make-hard-link os ( target link -- )
+
HOOK: read-link os ( symlink -- path )
: copy-link ( target symlink -- )
M: unix make-link ( path1 path2 -- )
normalize-path symlink io-error ;
+M: unix make-hard-link ( path1 path2 -- )
+ normalize-path link io-error ;
+
M: unix read-link ( path -- path' )
normalize-path read-symbolic-link ;
io.streams.string ui.tools.operations quotations strings arrays
prettyprint words vocabs sorting sets classes math alien urls
splitting ascii combinators.short-circuit alarms words.symbol
-system ;
+system summary ;
IN: tools.scaffold
SYMBOL: developer-name
ERROR: vocab-name-contains-separator path ;
ERROR: vocab-name-contains-dot path ;
ERROR: no-vocab vocab ;
+ERROR: bad-developer-name name ;
+
+M: bad-developer-name summary
+ drop "Developer name must be a string." ;
<PRIVATE
] if ;
: scaffold-authors ( vocab-root vocab -- )
- "authors.txt" vocab-root/vocab/file>path scaffolding? [
- [ developer-name get ] dip utf8 set-file-contents
+ developer-name get [
+ "authors.txt" vocab-root/vocab/file>path scaffolding? [
+ developer-name get swap utf8 set-file-contents
+ ] [
+ drop
+ ] if
] [
- drop
+ 2drop
] if ;
: lookup-type ( string -- object/string ? )
"}" print
] with-variable ;
+: touch. ( path -- )
+ [ touch-file ]
+ [ "Click to edit: " write <pathname> . ] bi ;
+
: scaffold-rc ( path -- )
- [ home ] dip append-path
- [ touch-file ] [ "Click to edit: " write <pathname> . ] bi ;
+ [ home ] dip append-path touch. ;
: scaffold-factor-boot-rc ( -- )
os windows? "factor-boot-rc" ".factor-boot-rc" ? scaffold-rc ;
: scaffold-factor-rc ( -- )
os windows? "factor-rc" ".factor-rc" ? scaffold-rc ;
-: scaffold-emacs ( -- ) ".emacs" scaffold-rc ;
+
+HOOK: scaffold-emacs os ( -- )
+
+M: unix scaffold-emacs ( -- ) ".emacs" scaffold-rc ;
--- /dev/null
+Doug Coleman
--- /dev/null
+! Copyright (C) 2009 Doug Coleman.
+! See http://factorcode.org/license.txt for BSD license.
+USING: io.pathnames system tools.scaffold windows.shell32 ;
+IN: tools.scaffold.windows
+
+M: windows scaffold-emacs ( -- )
+ application-data ".emacs" append-path touch. ;
FUNCTION: int setuid ( uid_t uid ) ;
FUNCTION: int socket ( int domain, int type, int protocol ) ;
FUNCTION: int symlink ( char* path1, char* path2 ) ;
+FUNCTION: int link ( char* path1, char* path2 ) ;
FUNCTION: int system ( char* command ) ;
FUNCTION: int unlink ( char* path ) ;
--- /dev/null
+USING: accessors alien arrays combinators kernel math openal ;
+IN: audio
+
+TUPLE: audio
+ { channels integer }
+ { sample-bits integer }
+ { sample-rate integer }
+ { size integer }
+ { data c-ptr } ;
+
+C: <audio> audio
+
+ERROR: format-unsupported-by-openal audio ;
+
+: openal-format ( audio -- format )
+ dup [ channels>> ] [ sample-bits>> ] bi 2array {
+ { { 1 8 } [ drop AL_FORMAT_MONO8 ] }
+ { { 1 16 } [ drop AL_FORMAT_MONO16 ] }
+ { { 2 8 } [ drop AL_FORMAT_STEREO8 ] }
+ { { 2 16 } [ drop AL_FORMAT_STEREO16 ] }
+ [ drop format-unsupported-by-openal ]
+ } case ;
+
--- /dev/null
+USING: alien.c-types alien.syntax audio combinators
+combinators.short-circuit io io.binary io.encodings.binary
+io.files io.streams.byte-array kernel locals math
+sequences ;
+IN: audio.wav
+
+CONSTANT: RIFF-MAGIC "RIFF"
+CONSTANT: WAVE-MAGIC "WAVE"
+CONSTANT: FMT-MAGIC "fmt "
+CONSTANT: DATA-MAGIC "data"
+
+C-STRUCT: riff-chunk-header
+ { "char[4]" "id" }
+ { "uchar[4]" "size" }
+ ;
+
+C-STRUCT: riff-chunk
+ { "riff-chunk-header" "header" }
+ { "char[4]" "format" }
+ ;
+
+C-STRUCT: wav-fmt-chunk
+ { "riff-chunk-header" "header" }
+ { "uchar[2]" "audio-format" }
+ { "uchar[2]" "num-channels" }
+ { "uchar[4]" "sample-rate" }
+ { "uchar[4]" "byte-rate" }
+ { "uchar[2]" "block-align" }
+ { "uchar[2]" "bits-per-sample" }
+ ;
+
+C-STRUCT: wav-data-chunk
+ { "riff-chunk-header" "header" }
+ { "uchar[0]" "body" }
+ ;
+
+ERROR: invalid-wav-file ;
+
+: ensured-read ( count -- output/f )
+ [ read ] keep over length = [ drop f ] unless ;
+: ensured-read* ( count -- output )
+ ensured-read [ invalid-wav-file ] unless* ;
+
+: read-chunk ( -- byte-array/f )
+ 4 ensured-read [ 4 ensured-read* dup le> ensured-read* 3append ] [ f ] if* ;
+: read-riff-chunk ( -- byte-array/f )
+ "riff-chunk" heap-size ensured-read* ;
+
+: id= ( chunk id -- ? )
+ [ 4 head ] dip sequence= ;
+
+: check-chunk ( chunk id min-size -- ? )
+ [ id= ] [ [ length ] dip >= ] bi-curry* bi and ;
+
+:: read-wav-chunks ( -- fmt data )
+ f :> fmt! f :> data!
+ [ { [ fmt data and not ] [ read-chunk ] } 0&& dup ]
+ [ {
+ { [ dup FMT-MAGIC "wav-fmt-chunk" heap-size check-chunk ] [ fmt! ] }
+ { [ dup DATA-MAGIC "wav-data-chunk" heap-size check-chunk ] [ data! ] }
+ } cond ] while drop
+ fmt data 2dup and [ invalid-wav-file ] unless ;
+
+: verify-wav ( chunk -- )
+ {
+ [ RIFF-MAGIC id= ]
+ [ riff-chunk-format 4 memory>byte-array WAVE-MAGIC id= ]
+ } 1&&
+ [ invalid-wav-file ] unless ;
+
+: (read-wav) ( -- audio )
+ read-wav-chunks
+ [
+ [ wav-fmt-chunk-num-channels 2 memory>byte-array le> ]
+ [ wav-fmt-chunk-bits-per-sample 2 memory>byte-array le> ]
+ [ wav-fmt-chunk-sample-rate 4 memory>byte-array le> ] tri
+ ] [
+ [ riff-chunk-header-size 4 memory>byte-array le> dup ]
+ [ wav-data-chunk-body ] bi swap memory>byte-array
+ ] bi* <audio> ;
+
+: read-wav ( filename -- audio )
+ binary [
+ read-riff-chunk verify-wav (read-wav)
+ ] with-file-reader ;
--- /dev/null
+USING: accessors destructors kernel math math.order namespaces
+system threads ;
+IN: game-loop
+
+TUPLE: game-loop
+ { tick-length integer read-only }
+ delegate
+ { last-tick integer }
+ thread
+ { running? boolean }
+ { tick-number integer }
+ { frame-number integer }
+ { benchmark-time integer }
+ { benchmark-tick-number integer }
+ { benchmark-frame-number integer } ;
+
+GENERIC: tick* ( delegate -- )
+GENERIC: draw* ( tick-slice delegate -- )
+
+SYMBOL: game-loop
+
+: since-last-tick ( loop -- milliseconds )
+ last-tick>> millis swap - ;
+
+: tick-slice ( loop -- slice )
+ [ since-last-tick ] [ tick-length>> ] bi /f 1.0 min ;
+
+CONSTANT: MAX-FRAMES-TO-SKIP 5
+
+<PRIVATE
+
+: redraw ( loop -- )
+ [ 1+ ] change-frame-number
+ [ tick-slice ] [ delegate>> ] bi draw* ;
+
+: tick ( loop -- )
+ delegate>> tick* ;
+
+: increment-tick ( loop -- )
+ [ 1+ ] change-tick-number
+ dup tick-length>> [ + ] curry change-last-tick
+ drop ;
+
+: ?tick ( loop count -- )
+ dup zero? [ drop millis >>last-tick drop ] [
+ over [ since-last-tick ] [ tick-length>> ] bi >=
+ [ [ drop increment-tick ] [ drop tick ] [ 1- ?tick ] 2tri ]
+ [ 2drop ] if
+ ] if ;
+
+: (run-loop) ( loop -- )
+ dup running?>>
+ [ [ MAX-FRAMES-TO-SKIP ?tick ] [ redraw ] [ yield (run-loop) ] tri ]
+ [ drop ] if ;
+
+: run-loop ( loop -- )
+ dup game-loop [ (run-loop) ] with-variable ;
+
+: benchmark-millis ( loop -- millis )
+ millis swap benchmark-time>> - ;
+
+PRIVATE>
+
+: reset-loop-benchmark ( loop -- )
+ millis >>benchmark-time
+ dup tick-number>> >>benchmark-tick-number
+ dup frame-number>> >>benchmark-frame-number
+ drop ;
+
+: benchmark-ticks-per-second ( loop -- n )
+ [ tick-number>> ] [ benchmark-tick-number>> - ] [ benchmark-millis ] tri /f ;
+: benchmark-frames-per-second ( loop -- n )
+ [ frame-number>> ] [ benchmark-frame-number>> - ] [ benchmark-millis ] tri /f ;
+
+: start-loop ( loop -- )
+ millis >>last-tick
+ t >>running?
+ [ reset-loop-benchmark ]
+ [ [ run-loop ] curry "game loop" spawn ]
+ [ (>>thread) ] tri ;
+
+: stop-loop ( loop -- )
+ f >>running?
+ f >>thread
+ drop ;
+
+: <game-loop> ( tick-length delegate -- loop )
+ millis f f 0 0 millis 0 0
+ game-loop boa ;
+
+M: game-loop dispose
+ stop-loop ;
+
TUPLE: tar-header name mode uid gid size mtime checksum typeflag
linkname magic version uname gname devmajor devminor prefix ;
-ERROR: checksum-error ;
+ERROR: checksum-error header ;
: trim-string ( seq -- newseq ) [ "\0 " member? ] trim ;
] if ;
: parse-tar-header ( seq -- obj )
- [ checksum-header ] keep over zero-checksum = [
+ dup checksum-header dup zero-checksum = [
2drop
\ tar-header new
0 >>size
0 >>checksum
] [
- binary [ read-tar-header ] with-byte-reader
- [ checksum>> = [ checksum-error ] unless ] keep
+ [
+ binary [ read-tar-header ] with-byte-reader
+ dup checksum>>
+ ] dip = [ checksum-error ] unless
] if ;
ERROR: unknown-typeflag ch ;
] if ;
! Hard link
-: typeflag-1 ( header -- ) unknown-typeflag ;
+: typeflag-1 ( header -- )
+ [ name>> ] [ linkname>> ] bi make-hard-link ;
! Symlink
: typeflag-2 ( header -- )
! Long file name
: typeflag-L ( header -- )
- drop ;
+ drop
+ ;
! <string-writer> [ read-data-blocks ] keep
! >string [ zero? ] trim-tail filename set
! filename get prepend-current-directory make-directories ;
! Vendor extended header type
: typeflag-X ( header -- ) unknown-typeflag ;
-: (parse-tar) ( -- )
+: parse-tar ( -- )
block-size read dup length block-size = [
parse-tar-header
dup typeflag>>
! { CHAR: E [ typeflag-E ] }
! { CHAR: I [ typeflag-I ] }
! { CHAR: K [ typeflag-K ] }
- ! { CHAR: L [ typeflag-L ] }
+ { CHAR: L [ typeflag-L ] }
! { CHAR: M [ typeflag-M ] }
! { CHAR: N [ typeflag-N ] }
! { CHAR: S [ typeflag-S ] }
! { CHAR: V [ typeflag-V ] }
! { CHAR: X [ typeflag-X ] }
{ f [ drop ] }
- } case (parse-tar)
+ } case parse-tar
] [
drop
] if ;
: untar ( path -- )
- normalize-path [ ] [ parent-directory ] bi [
- binary [ (parse-tar) ] with-file-reader
+ normalize-path dup parent-directory [
+ binary [ parse-tar ] with-file-reader
] with-directory ;
projects / factor.git / commitdiff