GNU bug report logs - #31226
[PATCH] gnu: Add libpfm4.

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From: Rouby Pierre-Antoine <pierre-antoine.rouby <at> inria.fr>
To: 31226 <at> debbugs.gnu.org
Cc: Rouby Pierre-Antoine <pierre-antoine.rouby <at> inria.fr>
Subject: [bug#31226] [PATCH] gnu: Add libpfm4.
Date: Fri, 20 Apr 2018 17:30:57 +0200

* gnu/packageslinux.scm (libpfm4): New variable.
---
 gnu/packages/linux.scm | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/gnu/packages/linux.scm b/gnu/packages/linux.scm
index c09e0474a..725f90780 100644
--- a/gnu/packages/linux.scm
+++ b/gnu/packages/linux.scm
@@ -4596,3 +4596,44 @@ emulates the behaviour of Gunnar Monell's older fbgrab utility.")
 restriction, permission handling and more.  This package provides userspace
 interface to this kernel feature.")
     (license license:lgpl2.1)))
+
+(define-public libpfm4
+  (package
+    (name "libpfm4")
+    (version "4.9.0")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "mirror://sourceforge/perfmon2/"
+                                  name "/libpfm-" version ".tar.gz"))
+              (sha256
+               (base32
+                "1qp4g4n6dw42p2w5rkwzdb7ynk8h7g5vg01ybpmvxncgwa7bw3yv"))))
+    (build-system gnu-build-system)
+    (arguments
+     '(#:modules ((guix build utils)
+                  (guix build gnu-build-system))
+       #:phases (modify-phases %standard-phases
+                  (delete 'configure)
+                  (delete 'check)
+                  (replace 'build
+                    (lambda* (#:key inputs outputs #:allow-other-keys)
+                      (let* ((out (assoc-ref outputs "out")))
+                        (setenv "CC" "gcc")
+                        (invoke "make")
+                        #t)))
+                  (replace 'install
+                    (lambda* (#:key outputs #:allow-other-keys)
+                      (let* ((out (assoc-ref outputs "out")))
+                        (invoke "make"
+                                (string-append "PREFIX=" out)
+                                "install")
+                        #t))))))
+    (synopsis "Performance events monitoring library for Linux perf_events")
+    (description
+     "This package is a user library called libpfm4 to help setup performance
+events for use with the perf_events Linux kernel interface.
+
+This is a complete rewrite of libpfm3 and it is NOT backward compatible
+with it.")
+    (home-page "http://perfmon2.sourceforge.net/")
+    (license license:expat)))
-- 
2.17.0

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