gexp: Add 'with-imported-modules' macro.

* guix/gexp.scm (<gexp>)[modules]: New field.
(gexp-modules): New procedure.
(gexp->derivation): Use it and append the result to %MODULES.
Update docstring to mark #:modules as deprecated.
(current-imported-modules, with-imported-modules): New macros.
(gexp): Pass CURRENT-IMPORTED-MODULES as second argument to 'gexp'.
(gexp->script): Use and honor 'gexp-modules'; define '%modules'.
* tests/gexp.scm ("gexp->derivation & with-imported-modules")
("gexp->derivation & nested with-imported-modules")
("gexp-modules & ungexp", "gexp-modules & ungexp-splicing"):
New tests.
("program-file"): Use 'with-imported-modules'.  Remove #:modules
argument to 'program-file'.
* doc/guix.texi (G-Expressions): Document 'with-imported-modules'.
Mark #:modules of 'gexp->derivation' as deprecated.
* emacs/guix-devel.el: Add syntax for 'with-imported-modules'.
(guix-devel-keywords): Add it.
* .dir-locals.el: Likewise.
This commit is contained in:
Ludovic Courtès 2016-07-03 22:26:19 +02:00
parent affd7761f3
commit 0bb9929eaa
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5 changed files with 142 additions and 10 deletions

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@ -216,6 +216,7 @@ to find 'modify-phases' keywords."
"with-derivation-substitute"
"with-directory-excursion"
"with-error-handling"
"with-imported-modules"
"with-monad"
"with-mutex"
"with-store"))
@ -306,6 +307,7 @@ Each rule should have a form (SYMBOL VALUE). See `put' for details."
(with-derivation-substitute 2)
(with-directory-excursion 1)
(with-error-handling 0)
(with-imported-modules 1)
(with-monad 1)
(with-mutex 1)
(with-store 1)