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authorLudovic Courtès <ludo@gnu.org>2017-04-06 18:13:30 +0200
committerLudovic Courtès <ludo@gnu.org>2017-04-07 00:17:16 +0200
commit6b6aca9b363d9c453892b41691734a03fabe1faa (patch)
tree02a94b30425133bcf15cf5cb3f1b390e2701da83 /gnu/packages/maths.scm
parent3be437398efd449d56cef427b0574e7fdcf835d7 (diff)
downloadgnu-guix-6b6aca9b363d9c453892b41691734a03fabe1faa.tar
gnu-guix-6b6aca9b363d9c453892b41691734a03fabe1faa.tar.gz
gnu: flann: Move .mex file to a separate "octave" output.
That way the closure of flann:out is down from 1 GiB to 290 MiB. * gnu/packages/maths.scm (flann)[outputs]: New field. [arguments]: Add 'set-octave-directory' phase.
Diffstat (limited to 'gnu/packages/maths.scm')
-rw-r--r--gnu/packages/maths.scm10
1 files changed, 10 insertions, 0 deletions
diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index 5a06afa220..38beb88d0a 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -2719,6 +2719,8 @@ in finite element programs.")
(base32
"022w8hph7bli5zbpnk3z1qh1c2sl5hm8fw2ccim651ynn0hr7fyz"))))
(build-system cmake-build-system)
+ (outputs '("out"
+ "octave")) ;46 MiB .mex file that pulls Octave
(native-inputs
`(("unzip" ,unzip)))
(inputs
@@ -2736,6 +2738,14 @@ in finite element programs.")
;; Save 12 MiB by not installing .a files. Passing
;; '-DBUILD_STATIC_LIBS=OFF' has no effect.
#:phases (modify-phases %standard-phases
+ (add-before 'configure 'set-octave-directory
+ (lambda* (#:key outputs #:allow-other-keys)
+ ;; Install the .mex file in the "octave" output.
+ (let ((out (assoc-ref outputs "octave")))
+ (substitute* "src/matlab/CMakeLists.txt"
+ (("share/flann/octave")
+ (string-append out "/share/flann/octave")))
+ #t)))
(add-after 'install 'remove-static-libraries
(lambda* (#:key outputs #:allow-other-keys)
(let* ((out (assoc-ref outputs "out"))