www-servers/quark: update EAPI 7 -> 8

Signed-off-by: Viorel Munteanu <ceamac@gentoo.org>

www-servers/quark/files/quark-9999-configure.patch

@@ -0,0 +1,21 @@
+Do not overwrite *FLAGS
+Use CC and PREFIX from the environment
+
+--- a/config.mk
++++ b/config.mk
+@@ -4,13 +4,8 @@
+ # Customize below to fit your system
+ 
+ # paths
+-PREFIX = /usr/local
+ MANPREFIX = $(PREFIX)/share/man
+ 
+ # flags
+-CPPFLAGS = -DVERSION=\"$(VERSION)\" -D_DEFAULT_SOURCE -D_XOPEN_SOURCE=700 -D_BSD_SOURCE
+-CFLAGS   = -std=c99 -pedantic -Wall -Wextra -Os
+-LDFLAGS  = -lpthread -s
+-
+-# compiler and linker
+-CC = cc
++CPPFLAGS += -DVERSION=\"$(VERSION)\" -D_DEFAULT_SOURCE -D_XOPEN_SOURCE=700 -D_BSD_SOURCE
++LDFLAGS  += -lpthread

www-servers/quark/quark-9999.ebuild

@@ -1,19 +1,22 @@
 # Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=7
-inherit git-r3
+EAPI=8
+
+inherit git-r3 toolchain-funcs
+
 DESCRIPTION="A small, GET-only static HTTP server"
 HOMEPAGE="https://tools.suckless.org/quark/"
 EGIT_REPO_URI="https://git.suckless.org/quark/"
-S="${WORKDIR}/${P}"
 
 LICENSE="ISC"
 SLOT="0"
 
+PATCHES=(
+	"${FILESDIR}"/quark-9999-configure.patch
+)
+
 src_configure() {
-	sed -in 's/local//' config.mk
-	sed -in 's/d -s/d/' config.mk
-	sed -in 's/CF/#CF/' config.mk
-	sed -in 's/CPP/#CPP/' config.mk
+	export CC=$(tc-getCC)
+	export PREFIX="${EPREFIX}"/usr
 }