08/10: gnu: libevdev: Fix FTBFS with GCC7.

[guix-commits]

mbakke pushed a commit to branch wip-gcc7
in repository guix.

commit 3c31e005ad7f264ea73dff22be8a2b5edb854aec
Author: Marius Bakke <address@hidden>
Date:   Sun Oct 7 15:32:40 2018 +0200

    gnu: libevdev: Fix FTBFS with GCC7.
    
    * gnu/packages/xorg.scm (libevdev)[arguments]: Add phase to please "gcc 
-pedantic".
---
 gnu/packages/xorg.scm | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/gnu/packages/xorg.scm b/gnu/packages/xorg.scm
index 9aa6529..2436999 100644
--- a/gnu/packages/xorg.scm
+++ b/gnu/packages/xorg.scm
@@ -2398,6 +2398,18 @@ XC-APPGROUP, XTEST.")
         (base32
          "0xca343ff12wh6nsq76r0nbsfrm8dypjrzm4fqz9vv9v8i8kfrp1"))))
     (build-system gnu-build-system)
+    (arguments
+     `(#:phases (modify-phases %standard-phases
+                  (add-before 'configure 'pedantry
+                    (lambda _
+                      ;; XXX: libevdev includes kernel headers, which causes 
this
+                      ;; compile test to fail with:
+                      ;; 
...-headers-4.14.67/include/asm-generic/posix_types.h:88:14:
+                      ;;error: ISO C90 does not support ‘long long’ 
[-Werror=long-long]
+                      (substitute* "test/Makefile.in"
+                        (("-pedantic -Werror -std=c89")
+                         "-pedantic -Werror -std=c99"))
+                      #t)))))
     (native-inputs `(("python" ,python)))
     (home-page "https://www.freedesktop.org/wiki/Software/libevdev/";)
     (synopsis "Wrapper library for evdev devices")