summaryrefslogtreecommitdiff
path: root/guix/discovery.scm
diff options
context:
space:
mode:
Diffstat (limited to 'guix/discovery.scm')
-rw-r--r--guix/discovery.scm28
1 files changed, 17 insertions, 11 deletions
diff --git a/guix/discovery.scm b/guix/discovery.scm
index 8ffcf7cd9a..2b627d108e 100644
--- a/guix/discovery.scm
+++ b/guix/discovery.scm
@@ -17,7 +17,7 @@
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (guix discovery)
- #:use-module (guix ui)
+ #:use-module (guix i18n)
#:use-module (guix modules)
#:use-module (guix combinators)
#:use-module (guix build syscalls)
@@ -86,13 +86,18 @@ DIRECTORY is not accessible."
(lambda args
(let ((errno (system-error-errno args)))
(unless (= errno ENOENT)
- (warning (G_ "cannot access `~a': ~a~%")
- directory (strerror errno)))
+ (format (current-error-port) ;XXX
+ (G_ "cannot access `~a': ~a~%")
+ directory (strerror errno)))
'())))))
-(define* (scheme-modules directory #:optional sub-directory)
+(define* (scheme-modules directory #:optional sub-directory
+ #:key (warn (const #f)))
"Return the list of Scheme modules available under DIRECTORY.
-Optionally, narrow the search to SUB-DIRECTORY."
+Optionally, narrow the search to SUB-DIRECTORY.
+
+WARN is called when a module could not be loaded. It is passed the module
+name and the exception key and arguments."
(define prefix-len
(string-length directory))
@@ -104,31 +109,32 @@ Optionally, narrow the search to SUB-DIRECTORY."
(resolve-interface module))
(lambda args
;; Report the error, but keep going.
- (warn-about-load-error module args)
+ (warn module args)
#f))))
(scheme-files (if sub-directory
(string-append directory "/" sub-directory)
directory))))
-(define (fold-modules proc init path)
+(define* (fold-modules proc init path #:key (warn (const #f)))
"Fold over all the Scheme modules present in PATH, a list of directories.
Call (PROC MODULE RESULT) for each module that is found."
(fold (lambda (spec result)
(match spec
((? string? directory)
- (fold proc result (scheme-modules directory)))
+ (fold proc result (scheme-modules directory #:warn warn)))
((directory . sub-directory)
(fold proc result
- (scheme-modules directory sub-directory)))))
+ (scheme-modules directory sub-directory
+ #:warn warn)))))
'()
path))
-(define (all-modules path)
+(define* (all-modules path #:key (warn (const #f)))
"Return the list of package modules found in PATH, a list of directories to
search. Entries in PATH can be directory names (strings) or (DIRECTORY
. SUB-DIRECTORY) pairs, in which case modules are searched for beneath
SUB-DIRECTORY."
- (fold-modules cons '() path))
+ (fold-modules cons '() path #:warn warn))
(define (fold-module-public-variables proc init modules)
"Call (PROC OBJECT RESULT) for each variable exported by one of MODULES,