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author | Ludovic Courtès <ludo@gnu.org> | 2015-04-01 15:43:54 +0200 |
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committer | Ludovic Courtès <ludo@gnu.org> | 2015-04-01 15:43:54 +0200 |
commit | 4ba3a84d07168f85f13984e6bd143afc4b70a319 (patch) | |
tree | 80ee819adc2e8927cebf24897e0f40b88c9e077d /guix/build | |
parent | 8ff3df5baa061d1de4fb999921a7db33bcbeb2ff (diff) | |
download | gnu-guix-4ba3a84d07168f85f13984e6bd143afc4b70a319.tar gnu-guix-4ba3a84d07168f85f13984e6bd143afc4b70a319.tar.gz |
utils: Make the second 'find-files' argument optional.
* guix/build/utils.scm (find-files): Make 'pred' optional.
Diffstat (limited to 'guix/build')
-rw-r--r-- | guix/build/utils.scm | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/guix/build/utils.scm b/guix/build/utils.scm index 74165c717f..5d229b5f83 100644 --- a/guix/build/utils.scm +++ b/guix/build/utils.scm @@ -273,11 +273,12 @@ name matches REGEXP." (lambda (file stat) (regexp-exec file-rx (basename file))))) -(define (find-files dir pred) +(define* (find-files dir #:optional (pred (const #t))) "Return the lexicographically sorted list of files under DIR for which PRED returns true. PRED is passed two arguments: the absolute file name, and its -stat buffer. PRED can also be a regular expression, in which case it is -equivalent to (file-name-predicate PRED)." +stat buffer; the default predicate always returns true. PRED can also be a +regular expression, in which case it is equivalent to (file-name-predicate +PRED)." (let ((pred (if (procedure? pred) pred (file-name-predicate pred)))) |