@deffn {Scheme Procedure} local-file @var{file} [@var{name}] @
[#:recursive? #f] [#:select? (const #t)]
-Return an object representing local file @var{file} to add to the store; this
-object can be used in a gexp. If @var{file} is a relative file name, it is looked
-up relative to the source file where this form appears. @var{file} will be added to
-the store under @var{name}--by default the base name of @var{file}.
+Return an object representing local file @var{file} to add to the store;
+this object can be used in a gexp. If @var{file} is a literal string
+denoting a relative file name, it is looked up relative to the source
+file where it appears; if @var{file} is not a literal string, it is
+looked up relative to the current working directory at run time.
+@var{file} will be added to the store under @var{name}--by default the
+base name of @var{file}.
When @var{recursive?} is true, the contents of @var{file} are added recursively; if @var{file}
designates a flat file and @var{recursive?} is true, its contents are added, and its
appears."
(syntax-case s ()
((_ file rest ...)
+ (string? (syntax->datum #'file))
+ ;; FILE is a literal, so resolve it relative to the source directory.
#'(%local-file file
(delay (absolute-file-name file (current-source-directory)))
rest ...))
+ ((_ file rest ...)
+ ;; Resolve FILE relative to the current directory.
+ #'(%local-file file
+ (delay (absolute-file-name file (getcwd)))
+ rest ...))
((_)
#'(syntax-error "missing file name"))
(id
(let ((file (local-file "../guix/base32.scm")))
(local-file-absolute-file-name file)))))
+(test-equal "local-file, non-literal relative file name"
+ (canonicalize-path (search-path %load-path "guix/base32.scm"))
+ (let ((directory (dirname (search-path %load-path
+ "guix/build-system/gnu.scm"))))
+ (with-directory-excursion directory
+ (let ((file (local-file (string-copy "../base32.scm"))))
+ (local-file-absolute-file-name file)))))
+
(test-assertm "local-file, #:select?"
(mlet* %store-monad ((select? -> (lambda (file stat)
(member (basename file)