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Author SHA1 Message Date
Ludovic Courtès 5d0984595c gexp: Resolve the default system at '>>=' time. 
Partly fixes <http://bugs.gnu.org/18002>.
Reported by David Thompson <dthompson2@worcester.edu>.

* guix/gexp.scm (gexp->derivation): Change #:system to default #f.
  Use (%current-system) from within the 'mlet*'.
* tests/gexp.scm ("gexp->derivation, default system"): New test.
 2014-07-12 23:17:53 +02:00
Ludovic Courtès c17b5ab4db tests: Skip tests that would hit the shebang length limitation. 
* tests/gexp.scm (shebang): New variable.
  Skip "gexp->script" when SHEBANG is longer than 127 chars.
* guix/gexp.scm (gexp->script): Add comment on the issue.
 2014-06-04 18:15:50 +02:00
Ludovic Courtès 53e89b1732 monads, gexp: Remove unintended dependency on (gnu packages …). 
* guix/gexp.scm (gexp->derivation, gexp->script): Use 'default-guile'
  instead of an explicit reference to 'guile-final'.
  (default-guile): New procedure.
* guix/monads.scm (run-with-store)[default-guile]: New procedure.
  Use it.
 2014-05-01 22:31:36 +02:00
Ludovic Courtès 79c0c8cdf7 gexp: Add support for 'origin?' objects in 'ungexp' forms. 
* guix/gexp.scm (lower-inputs, gexp-inputs, gexp->sexp,
  canonicalize-reference): Add 'origin?' case.
* guix/monads.scm (origin->derivation): New procedure.
* tests/gexp.scm ("one input origin"): New test.
 2014-05-01 22:31:36 +02:00
Ludovic Courtès 7560b00b1c gexp: Add pretty printer. 
* guix/gexp.scm (write-gexp): New procedure.
  <top level>: Add call to 'set-record-type-printer!'.
 2014-04-30 23:16:23 +02:00
Ludovic Courtès bfd9eed955 gexp: Remove leftover parameter. 
* guix/gexp.scm (gexp->sexp): Remove #:outputs parameter.  Adjust
  callers accordingly.
 2014-04-29 17:58:34 +02:00
Ludovic Courtès ada3df03e3 monads: Hide 'derivation-expression' and 'lower-inputs'. 
* guix/monads.scm: Unexport 'lower-inputs' and 'derivation-expression'.
  (text-file*): Add comment about the switch to 'gexp->derivation'.
  (lower-inputs): Add comment about its doom.
  (derivation-expression): Likewise.
* guix/gexp.scm (lower-inputs*): Rename to...
  (lower-inputs): ... this.  Update callers.
* tests/monads.scm (derivation-expression): New procedure.
* doc/guix.texi (The Store Monad): Use 'gexp->derivation' instead of
  'derivation-expression'.  Remove documentation of
  'derivation-expression'.
* guix/ui.scm (read/eval): Use THE-ROOT-MODULE so that macros are
  properly expanded.
* tests/guix-build.sh: Use 'gexp->derivation' instead of
  'derivation-expression'.monads: Hide 'derivation-expression' and 'lower-inputs'.
 2014-04-28 23:41:12 +02:00
Ludovic Courtès 21b679f694 Add (guix gexp). 
* guix/gexp.scm: New file.
* tests/gexp.scm: New file.
* Makefile.am (MODULES): Add guix/gexp.scm.
  (SCM_TESTS): Add tests/gexp.scm.
* doc/guix.texi (Derivations): Add #:inputs in 'derivation' example.
  Mark 'build-expression->derivation' as deprecated, refer to
  "G-Expressions".  Remove paragraph about code strata.
  (G-Expressions): New node.
 2014-04-28 23:24:17 +02:00