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authorJose Antonio Ortega Ruiz <jao@gnu.org>2009-06-19 16:51:31 +0200
committerJose Antonio Ortega Ruiz <jao@gnu.org>2009-06-19 16:51:31 +0200
commitd2e8efd5b449bddaad5b416cb3634532a235576d (patch)
tree0473f49dd5971117809ab808286a3f1fdbffd552
parenta16ac6bd5df86e3541892982d7694f7c1385c5e9 (diff)
downloadgeiser-chez-d2e8efd5b449bddaad5b416cb3634532a235576d.tar.gz
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Directory-specific implementations.
-rw-r--r--elisp/geiser-impl.el23
1 files changed, 23 insertions, 0 deletions
diff --git a/elisp/geiser-impl.el b/elisp/geiser-impl.el
index ccb0584..236af27 100644
--- a/elisp/geiser-impl.el
+++ b/elisp/geiser-impl.el
@@ -46,6 +46,18 @@
:type '(repeat symbol)
:group 'geiser-impl)
+(defcustom geiser-impl-implementations-alist nil
+ "A map from regular expressions or directories to implementations.
+When opening a new file, its full path will be matched against
+each one of the regular expressions or directories in this map in order to
+determine its scheme flavour."
+ :type '(repeat (list (choice (group :tag "Regular expression"
+ (const regexp) regexp)
+ (group :tag "Directory"
+ (const dir) directory))
+ symbol))
+ :group 'geiser-impl)
+
;;; Registering implementations:
@@ -200,10 +212,21 @@
"Set this buffer local variable to specify the Scheme
implementation to be used by Geiser."))
+(defun geiser-impl--match-impl (desc bn)
+ (let ((rx (if (eq (car desc) 'regexp)
+ (cadr desc)
+ (format "^%s" (regexp-quote (cadr desc))))))
+ (and rx (string-match-p rx bn))))
+
(defun geiser-impl--guess ()
(or geiser-impl--implementation
geiser-scheme-implementation
(catch 'impl
+ (let ((bn (buffer-file-name)))
+ (when bn
+ (dolist (x geiser-impl-implementations-alist)
+ (when (geiser-impl--match-impl (car x) bn)
+ (throw 'impl (cadr x))))))
(dolist (impl geiser-impl--impls)
(when (geiser-impl--call-if-bound impl "guess")
(throw 'impl impl))))