diff options
Diffstat (limited to 'guix/gexp.scm')
| -rw-r--r-- | guix/gexp.scm | 117 |
1 files changed, 103 insertions, 14 deletions
diff --git a/guix/gexp.scm b/guix/gexp.scm index 3414b81dc6..19d90f5eee 100644 --- a/guix/gexp.scm +++ b/guix/gexp.scm @@ -601,6 +601,12 @@ names and file names suitable for the #:allowed-references argument to allowed-references disallowed-references leaked-env-vars local-build? (substitutable? #t) + + ;; TODO: This parameter is transitional; it's here + ;; to avoid a full rebuild. Remove it on the next + ;; rebuild cycle. + import-creates-derivation? + deprecation-warnings (script-name (string-append name "-builder"))) "Return a derivation NAME that runs EXP (a gexp) with GUILE-FOR-BUILD (a @@ -695,6 +701,8 @@ The other arguments are as for 'derivation'." extensions)) (modules (if (pair? %modules) (imported-modules %modules + #:derivation? + import-creates-derivation? #:system system #:module-path module-path #:guile guile-for-build @@ -703,6 +711,8 @@ The other arguments are as for 'derivation'." (return #f))) (compiled (if (pair? %modules) (compiled-modules %modules + #:derivation? + import-creates-derivation? #:system system #:module-path module-path #:extensions extensions @@ -735,7 +745,9 @@ The other arguments are as for 'derivation'." "/bin/guile") `("--no-auto-compile" ,@(if (pair? %modules) - `("-L" ,(derivation->output-path modules) + `("-L" ,(if (derivation? modules) + (derivation->output-path modules) + modules) "-C" ,(derivation->output-path compiled)) '()) ,@(append-map extension-flags exts) @@ -1013,6 +1025,49 @@ execution environment." ;;; Module handling. ;;; +(define %not-slash + (char-set-complement (char-set #\/))) + +(define (file-mapping->tree mapping) + "Convert MAPPING, an alist like: + + ((\"guix/build/utils.scm\" . \"…/utils.scm\")) + +to a tree suitable for 'interned-file-tree'." + (let ((mapping (map (match-lambda + ((destination . source) + (cons (string-tokenize destination + %not-slash) + source))) + mapping))) + (fold (lambda (pair result) + (match pair + ((destination . source) + (let loop ((destination destination) + (result result)) + (match destination + ((file) + (let* ((mode (stat:mode (stat source))) + (type (if (zero? (logand mode #o100)) + 'regular + 'executable))) + (alist-cons file + `(,type (file ,source)) + result))) + ((file rest ...) + (let ((directory (assoc-ref result file))) + (alist-cons file + `(directory + ,@(loop rest + (match directory + (('directory . entries) entries) + (#f '())))) + (if directory + (alist-delete file result) + result))))))))) + '() + mapping))) + (define %utils-module ;; This file provides 'mkdir-p', needed to implement 'imported-files' and ;; other primitives below. Note: We give the file name relative to this @@ -1021,18 +1076,18 @@ execution environment." (local-file "build/utils.scm" "build-utils.scm")) -(define* (imported-files files - #:key (name "file-import") - (system (%current-system)) - (guile (%guile-for-build)) - - ;; XXX: The only reason we have - ;; #:deprecation-warnings is because (guix build - ;; utils), which we use here, relies on _IO*, which - ;; is deprecated in 2.2. On the next full-rebuild - ;; cycle, we should disable such warnings - ;; unconditionally. - (deprecation-warnings #f)) +(define* (imported-files/derivation files + #:key (name "file-import") + (system (%current-system)) + (guile (%guile-for-build)) + + ;; XXX: The only reason we have + ;; #:deprecation-warnings is because (guix + ;; build utils), which we use here, relies + ;; on _IO*, which is deprecated in 2.2. On + ;; the next full-rebuild cycle, we should + ;; disable such warnings unconditionally. + (deprecation-warnings #f)) "Return a derivation that imports FILES into STORE. FILES must be a list of (FINAL-PATH . FILE) pairs. Each FILE is mapped to FINAL-PATH in the resulting store path. FILE can be either a file name, or a file-like object, @@ -1081,8 +1136,38 @@ as returned by 'local-file' for example." (else '()))))) +(define* (imported-files files + #:key (name "file-import") + + ;; TODO: Remove this parameter on the next rebuild + ;; cycle. + (derivation? #f) + + ;; The following parameters make sense when creating + ;; an actual derivation. + (system (%current-system)) + (guile (%guile-for-build)) + (deprecation-warnings #f)) + "Import FILES into the store and return the resulting derivation or store +file name (a derivation is created if and only if some elements of FILES are +file-like objects and not local file names.) FILES must be a list +of (FINAL-PATH . FILE) pairs. Each FILE is mapped to FINAL-PATH in the +resulting store path. FILE can be either a file name, or a file-like object, +as returned by 'local-file' for example." + (if (or derivation? + (any (match-lambda + ((_ . (? struct? source)) #t) + (_ #f)) + files)) + (imported-files/derivation files #:name name + #:system system #:guile guile + #:deprecation-warnings deprecation-warnings) + (interned-file-tree `(,name directory + ,@(file-mapping->tree files))))) + (define* (imported-modules modules #:key (name "module-import") + (derivation? #f) ;TODO: remove on next rebuild (system (%current-system)) (guile (%guile-for-build)) (module-path %load-path) @@ -1106,12 +1191,15 @@ last one is created from the given <scheme-file> object." (let ((f (module->source-file-name module))) (cons f (search-path* module-path f))))) modules))) - (imported-files files #:name name #:system system + (imported-files files #:name name + #:derivation? derivation? + #:system system #:guile guile #:deprecation-warnings deprecation-warnings))) (define* (compiled-modules modules #:key (name "module-import-compiled") + (derivation? #f) ;TODO: remove on next rebuild (system (%current-system)) (guile (%guile-for-build)) (module-path %load-path) @@ -1131,6 +1219,7 @@ they can refer to each other." (not (equal? module-path %load-path)))) (mlet %store-monad ((modules (imported-modules modules + #:derivation? derivation? #:system system #:guile guile #:module-path |