guix: packages: Add origin-actual-file-name.
* guix/scripts/graph.scm (uri->file-name, node-full-name): Move origin file name logic to... * guix/packages.scm (origin-actual-file-name): ...here. * tests/packages.scm ("origin-actual-file-name") ("origin-actual-file-name, file-name"): New tests.
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@ -37,6 +37,7 @@
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#:use-module (srfi srfi-26)
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#:use-module (srfi srfi-34)
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#:use-module (srfi srfi-35)
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#:use-module (web uri)
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#:re-export (%current-system
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%current-target-system
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search-path-specification) ;for convenience
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@ -46,6 +47,7 @@
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origin-method
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origin-sha256
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origin-file-name
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origin-actual-file-name
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origin-patches
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origin-patch-flags
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origin-patch-inputs
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@ -188,6 +190,26 @@ representation."
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((_ str)
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#'(nix-base32-string->bytevector str)))))
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(define (origin-actual-file-name origin)
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"Return the file name of ORIGIN, either its 'file-name' field or the file
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name of its URI."
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(define (uri->file-name uri)
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;; Return the 'base name' of URI or URI itself, where URI is a string.
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(let ((path (and=> (string->uri uri) uri-path)))
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(if path
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(basename path)
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uri)))
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(or (origin-file-name origin)
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(match (origin-uri origin)
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((head . tail)
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(uri->file-name head))
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((? string? uri)
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(uri->file-name uri))
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(else
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;; git, svn, cvs, etc. reference
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#f))))
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(define %supported-systems
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;; This is the list of system types that are supported. By default, we
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;; expect all packages to build successfully here.
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@ -33,7 +33,6 @@
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#:use-module (srfi srfi-34)
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#:use-module (srfi srfi-37)
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#:use-module (ice-9 match)
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#:use-module (web uri)
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#:export (%package-node-type
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%bag-node-type
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%bag-emerged-node-type
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@ -78,25 +77,13 @@
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;;; Package DAG.
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;;;
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(define (uri->file-name uri)
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"Return the 'base name' of URI or URI itself, where URI is a string."
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(let ((path (and=> (string->uri uri) uri-path)))
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(if path
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(basename path)
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uri)))
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(define (node-full-name thing)
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"Return a human-readable name to denote THING, a package, origin, or file
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name."
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(cond ((package? thing)
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(package-full-name thing))
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((origin? thing)
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(or (origin-file-name thing)
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(match (origin-uri thing)
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((head . tail)
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(uri->file-name head))
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((? string? uri)
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(uri->file-name uri)))))
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(origin-actual-file-name thing))
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((string? thing) ;file name
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(or (basename thing)
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(error "basename" thing)))
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@ -177,6 +177,18 @@
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(package-transitive-supported-systems d)
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(package-transitive-supported-systems e))))
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(test-equal "origin-actual-file-name"
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"foo-1.tar.gz"
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(let ((o (dummy-origin (uri "http://www.example.com/foo-1.tar.gz"))))
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(origin-actual-file-name o)))
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(test-equal "origin-actual-file-name, file-name"
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"foo-1.tar.gz"
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(let ((o (dummy-origin
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(uri "http://www.example.com/tarball")
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(file-name "foo-1.tar.gz"))))
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(origin-actual-file-name o)))
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(let* ((o (dummy-origin))
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(u (dummy-origin))
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(i (dummy-origin))
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