io.files.temp: allow changing of current temp and cache directory.

basis/io/files/temp/macosx/macosx.factor

@@ -22,22 +22,18 @@ FUNCTION: id NSSearchPathForDirectoriesInDomains (
 
 CONSTANT: factor-bundle-name "org.factorcode.Factor"
 
-: (make-factor-bundle-subdir) ( path -- path )
-    factor-bundle-name append-path dup make-directories ;
+: factor-bundle-subdir ( path -- path )
+    factor-bundle-name append-path ;
 
-: (first-existing) ( paths -- path )
+: first-existing ( paths -- path )
     [ exists? ] map-find nip
     [ "no user cache directory found" throw ] unless* ; inline
 
 PRIVATE>
 
-: (temp-directory) ( -- path )
-    NSTemporaryDirectory CF>string (make-factor-bundle-subdir) ;
+M: macosx default-temp-directory
+    NSTemporaryDirectory CF>string factor-bundle-subdir ;
 
-M: macosx temp-directory (temp-directory) ;
-
-: (cache-directory) ( -- path )
+M: macosx default-cache-directory
     NSCachesDirectory NSUserDomainMask 1 NSSearchPathForDirectoriesInDomains
-    plist> (first-existing) (make-factor-bundle-subdir) ;
-
-M: macosx cache-directory (cache-directory) ;
+    plist> first-existing factor-bundle-subdir ;

basis/io/files/temp/temp-docs.factor

@@ -4,12 +4,14 @@ IN: io.files.temp
 ARTICLE: "io.files.temp" "Temporary files"
 "Pathnames relative to the system's temporary file directory:"
 { $subsections
+    current-temp-directory
     temp-file
     temp-directory
     with-temp-directory
 }
 "Pathnames relative to Factor's cache directory, used to store persistent intermediate files and resources:"
 { $subsections
+    current-cache-directory
     cache-file
     cache-directory
     with-cache-directory

basis/io/files/temp/temp.factor

@@ -1,10 +1,18 @@
 ! (c)2012 Joe Groff bsd license
-USING: combinators io.directories io.pathnames kernel system
-vocabs ;
+USING: combinators io.directories io.pathnames kernel
+namespaces system vocabs ;
 IN: io.files.temp
 
-HOOK: temp-directory os ( -- path )
-HOOK: cache-directory os ( -- path )
+HOOK: default-temp-directory os ( -- path )
+
+SYMBOL: current-temp-directory
+
+current-temp-directory [
+    default-temp-directory dup make-directories
+] initialize
+
+: temp-directory ( -- path )
+    current-temp-directory get ;
 
 : temp-file ( name -- path )
     temp-directory prepend-path ;
@@ -12,6 +20,17 @@ HOOK: cache-directory os ( -- path )
 : with-temp-directory ( quot -- )
     [ temp-directory ] dip with-directory ; inline
 
+HOOK: default-cache-directory os ( -- path )
+
+SYMBOL: current-cache-directory
+
+current-cache-directory [
+    default-cache-directory dup make-directories
+] initialize
+
+: cache-directory ( -- path )
+    current-cache-directory get ;
+
 : cache-file ( name -- path )
     cache-directory prepend-path ;
 

basis/io/files/temp/unix/unix.factor

@@ -1,14 +1,7 @@
 ! (c)2012 Joe Groff bsd license
-USING: io.directories io.files.temp io.pathnames kernel memoize
-system ;
+USING: io.files.temp io.pathnames system ;
 IN: io.files.temp.unix
 
-MEMO: (temp-directory) ( -- path )
-    "/tmp/factor-temp" dup make-directories ;
+M: unix default-temp-directory "/tmp/factor-temp" ;
 
-M: unix temp-directory (temp-directory) ;
-
-MEMO: (cache-directory) ( -- path )
-    home ".factor-cache" append-path dup make-directories ;
-
-M: unix cache-directory (cache-directory) ;
+M: unix default-cache-directory home ".factor-cache" append-path ;

basis/io/files/temp/windows/windows.factor

@@ -9,7 +9,7 @@ IN: io.files.temp.windows
 
 <PRIVATE
 
-: (get-temp-directory) ( -- path )
+: get-temp-directory ( -- path )
     MAX_PATH 1 + dup WCHAR <c-array> [ GetTempPath ] keep
     swap win32-error=0/f
     alien>native-string ;
@@ -25,13 +25,9 @@ PRIVATE>
     [ SHGetFolderPath ] keep
     swap check-ole32-error alien>native-string ;
 
+M: windows default-temp-directory
+    get-temp-directory "factorcode.org\\Factor" append-path ;
 
-MEMO: (temp-directory) ( -- path )
-    (get-temp-directory) "factorcode.org\\Factor" append-path dup make-directories ;
+M: windows default-cache-directory
+    get-appdata-directory "factorcode.org\\Factor" append-path ;
 
-M: windows temp-directory (temp-directory) ;
-
-MEMO: (cache-directory) ( -- path )
-    get-appdata-directory "factorcode.org\\Factor" append-path dup make-directories ;
-
-M: windows cache-directory (cache-directory) ;