sys-apps/likwid: revbump to vn. 4.0.1-r1, sourced from gentoo bug

Patches, ack to user Libor Bukata, final patches by proxy maintainer
sourced from the gentoo bug used for initial version bump to likwid-4.0.1
likwid-4.0.1-access-daemon.patch added to reset perms and set libdir
correctly at install phase, rm broken 4.0.1 ebuild

Gentoo bug: # 558402

Package-Manager: portage-2.2.24

sys-apps/likwid/files/likwid-4.0.1-access-daemon.patch

@@ -0,0 +1,11 @@
+--- src/configuration.c.orig	2015-11-14 09:10:58.283075033 +0100
++++ src/configuration.c	2015-11-14 09:11:14.898074670 +0100
+@@ -68,7 +68,7 @@
+ use_hardcoded:
+     ret = sprintf(filename,"%s", TOSTRING(ACCESSDAEMON));
+     filename[ret] = '\0';
+-    if (!access(filename, R_OK))
++    if (!access(filename, X_OK))
+     {
+         config.daemonPath = (char*)malloc((strlen(filename)+1) * sizeof(char));
+         strcpy(config.daemonPath, filename);

sys-apps/likwid/likwid-4.0.1-r1.ebuild

@@ -41,11 +41,15 @@ src_prepare() {
 	epatch "${FILESDIR}"/${P}-Makefile.patch \
 			"${FILESDIR}"/${P}-fix-gnustack.patch \
 			"${FILESDIR}"/${P}-lua-makefile.patch \
-			"${FILESDIR}"/${P}-config.mk.patch
+			"${FILESDIR}"/${P}-config.mk.patch \
+			"${FILESDIR}"/${P}-access-daemon.patch
 
 	# Set PREFIX path to include sandbox path
 	sed -e 's:^PREFIX = .*:PREFIX = '${D}'/usr:' -i config.mk || die
 
+	# Set the path to library directory.
+	sed -e 's:$(get_libdir):'$(get_libdir)':' -i config.mk || die "Cannot set library path!"
+
 	# Set correct LDFLAGS
 	sed -e '/LIBS/aSHARED_LFLAGS += -Wl,-soname,$@' \
 		-i make/include_GCC.mk || die
@@ -86,3 +90,11 @@ src_install () {
 
 	doman doc/*.1
 }
+
+pkg_postinst() {
+	fcaps_pkg_postinst
+	ewarn "To enable users to access performance counters it is necessary to"
+	ewarn "change the access permissions to /dev/cpu/msr[0]* devices."
+	ewarn "It can be accomplished by adding the following line to file"
+	ewarn "/etc/udev/rules.d/99-myrules.rules: KERNEL==\"msr[0-9]*\" MODE=\"0666\""
+}