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authorLudovic Courtès <ludo@gnu.org>2012-06-17 16:43:40 +0200
committerLudovic Courtès <ludo@gnu.org>2012-06-17 16:43:40 +0200
commit0d56a551bf5f1cf94f59cf508b3820bcc8fd8050 (patch)
treef26b9dab85386c1d7fec7d1a2ad7a2fac0d382fa /guix/derivations.scm
parent5dcfdcaa79800530c4b7ea520b5eb984a5e6b7ca (diff)
downloadgnu-guix-0d56a551bf5f1cf94f59cf508b3820bcc8fd8050.tar
gnu-guix-0d56a551bf5f1cf94f59cf508b3820bcc8fd8050.tar.gz
build-expression->derivation: Move module forms at the top-level.
* guix/derivations.scm (build-expression->derivation)[module-form?]: New procedure. [prologue]: Add any form of EXP that matches MODULE-FORM?. [builder]: Remove any MODULE-FORM? from EXP.
Diffstat (limited to 'guix/derivations.scm')
-rw-r--r--guix/derivations.scm23
1 files changed, 20 insertions, 3 deletions
diff --git a/guix/derivations.scm b/guix/derivations.scm
index 24ee06c399..b4f27bf74d 100644
--- a/guix/derivations.scm
+++ b/guix/derivations.scm
@@ -453,7 +453,19 @@ considered to have failed."
(string-append (derivation-path->output-path (%guile-for-build))
"/bin/guile"))
+ (define module-form?
+ (match-lambda
+ (((or 'define-module 'use-modules) _ ...) #t)
+ (_ #f)))
+
(let* ((prologue `(begin
+ ,@(match exp
+ ((_ ...)
+ ;; Module forms must appear at the top-level so
+ ;; that any macros they export can be expanded.
+ (filter module-form? exp))
+ (_ `(,exp)))
+
(define %output (getenv "out"))
(define %outputs
(map (lambda (o)
@@ -473,9 +485,14 @@ considered to have failed."
inputs))))
(builder (add-text-to-store store
(string-append name "-guile-builder")
- (string-append (object->string prologue)
- (object->string
- `(exit ,exp)))
+ (string-append
+ (object->string prologue)
+ (object->string
+ `(exit
+ ,(match exp
+ ((_ ...)
+ (remove module-form? exp))
+ (_ `(,exp))))))
(map second inputs)))
(mod-drv (if (null? modules)
#f