games-arcade/trailblazer: Port to EAPI 7

Closes: https://bugs.gentoo.org/710446
Package-Manager: Portage-2.3.89, Repoman-2.3.20
Signed-off-by: David Seifert <[email protected]>

games-arcade/trailblazer/files/trailblazer-0.9-gentoo-fhs.patch

@@ -0,0 +1,20 @@
+--- a/map.c
++++ b/map.c
+@@ -63,7 +63,7 @@
+         }
+     }
+     fclose(f);                              // Close the file
+-    f = fopen("/usr/share/trailblazer/trail.time","r");
++    f = fopen("/var/trailblazer/trail.time","r");
+     if (f != NULL)
+     {
+         for (i = 0;i < MAPMAX;i++)
+@@ -87,7 +87,7 @@
+         if (Map[i].Data != NULL) free(Map[i].Data);
+         Map[i].Data = NULL;
+     }
+-    f = fopen("/usr/share/trailblazer/trail.time","w");
++    f = fopen("/var/trailblazer/trail.time","w");
+     if (f != NULL)
+     {
+         for (i = 0;i < MAPMAX;i++)

games-arcade/trailblazer/files/trailblazer-0.9-makefile.patch

@@ -0,0 +1,19 @@
+--- a/Makefile
++++ b/Makefile
+@@ -3,13 +3,13 @@
+ #
+
+ sources = game.c main.c road.c map.c gfx.c
+-libs = `sdl-config --libs`
+-cflags = -O2 -Wall `sdl-config --cflags`
++libs = `sdl-config --libs` -lm
++cflags = $(CFLAGS) $(CPPFLAGS) -Wall `sdl-config --cflags`
+ version = 0.9
+ bdir = /tmp/trailblazer-$(version)
+
+ all:
+-	$(CC) $(sources) -o trailblazer $(cflags) $(libs) 
++	$(CC) $(LDFLAGS) $(sources) -o trailblazer $(cflags) $(libs)
+
+ install:
+ 	cp trailblazer /usr/bin

games-arcade/trailblazer/trailblazer-0.9-r1.ebuild

@@ -0,0 +1,38 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit toolchain-funcs
+
+DESCRIPTION="Guide a ball through a succession of levels while avoiding holes"
+HOMEPAGE="http://www.autismuk.freeserve.co.uk/"
+SRC_URI="http://www.autismuk.freeserve.co.uk/${P}.tgz"
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+
+DEPEND="media-libs/libsdl[video]"
+RDEPEND="${DEPEND}"
+
+PATCHES=(
+	"${FILESDIR}"/${P}-gentoo-fhs.patch
+	"${FILESDIR}"/${P}-makefile.patch
+)
+
+src_configure() {
+	tc-export CC
+}
+
+src_install() {
+	dobin trailblazer
+	dodoc README
+
+	insinto /usr/share/${PN}
+	doins trail.dat
+
+	dodir /var/trailblazer
+	touch "${ED}"/var/trailblazer/trail.time
+	fperms 660 /var/trailblazer/trail.time
+}