[PATCH] Add rdmd.

[Roel Janssen <roel@gnu.org>]

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From b1de0922ef8add641256027a8cd0dfb1de57406a Mon Sep 17 00:00:00 2001
From: Roel Janssen <roel@gnu.org>
Date: Mon, 22 Feb 2016 12:23:53 +0100
Subject: [PATCH] gnu: Add rdmd.

* gnu/packages/ldc.scm (rdmd): New variable.
---
 gnu/packages/ldc.scm | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/gnu/packages/ldc.scm b/gnu/packages/ldc.scm
index 1981bc1..4799b10 100644
--- a/gnu/packages/ldc.scm
+++ b/gnu/packages/ldc.scm
@@ -22,6 +22,7 @@
   #:use-module (guix packages)
   #:use-module (guix download)
   #:use-module (guix build-system cmake)
+  #:use-module (guix build-system gnu)
   #:use-module (gnu packages)
   #:use-module (gnu packages base)
   #:use-module (gnu packages libedit)
@@ -29,6 +30,48 @@
   #:use-module (gnu packages textutils)
   #:use-module (gnu packages zip))
 
+(define-public rdmd
+  (let ((commit "4dba6877c"))
+    (package
+      (name "rdmd")
+      (version "20160217")
+      (source (origin
+        (method git-fetch)
+        (uri (git-reference
+              (url "https://github.com/D-Programming-Language/tools.git")
+              (commit commit)))
+        (file-name (string-append name "-" commit))
+        (sha256
+         (base32
+          "1pcx5lyqzrip86f4vv60x292rpvnwsq2hvl1znm9x9rn68f34m45"))))
+      (build-system gnu-build-system)
+      (arguments
+       '(#:phases
+         (modify-phases %standard-phases
+           (delete 'configure)
+           (delete 'check) ; There is no Makefile, so there's no 'make check'.
+           (replace
+            'build
+            (lambda _
+              (zero? (system* "ldc2" "rdmd.d"))))
+           (replace
+            'install
+            (lambda* (#:key outputs #:allow-other-keys)
+              (let ((bin (string-append (assoc-ref outputs "out") "/bin")))
+                (mkdir-p bin)
+                (copy-file "rdmd" (string-append bin "/rdmd"))))))))
+      (native-inputs
+       `(("ldc" ,ldc)))
+      (home-page "https://github.com/D-Programming-Language/tools/")
+      (synopsis "Tool for the D language which is used for compiling")
+      (description
+       "rdmd is a companion to the dmd compiler that simplifies the typical
+edit-compile-link-run or edit-make-run cycle to a rapid edit-run cycle.  Like
+make and other tools, rdmd uses the relative dates of the files involved to
+minimize the amount of work necessary.  Unlike make, rdmd tracks dependencies
+and freshness without requiring additional information from the user.")
+      (license license:boost1.0))))
+
 (define-public ldc
   (package
     (name "ldc")
-- 
2.5.0


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Dear list,

I would like to add rdmd.  Since it's a tool for the D programming
language, I think the best place to put it is ldc.scm.

Kind regards,
Roel Janssen