app-text/bact: update EAPI 6 -> 8

Signed-off-by: David Seifert <soap@gentoo.org>

app-text/bact/bact-0.13-r2.ebuild

@@ -1,7 +1,7 @@
-# Copyright 1999-2016 Gentoo Foundation
+# Copyright 1999-2022 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=6
+EAPI=8
 
 inherit toolchain-funcs
 
@@ -12,23 +12,19 @@ SRC_URI="http://chasen.org/~taku/software/bact/${P}.tar.gz"
 LICENSE="GPL-2"
 SLOT="0"
 KEYWORDS="~amd64 ~x86"
-IUSE=""
 
-RDEPEND=""
-DEPEND="${RDEPEND}"
+PATCHES=(
+	"${FILESDIR}"/${P}-makefile.patch
+	"${FILESDIR}"/${P}-cpp14.patch
+)
 
-HTML_DOCS=( index.html bact.css )
-PATCHES=( "${FILESDIR}/${P}-cpp14.patch" )
-
-src_compile() {
-	emake CXX="$(tc-getCXX)" CXXFLAGS="${CXXFLAGS}" LDFLAGS="${LDFLAGS}"
-}
-
-src_test() {
-	emake test
+src_configure() {
+	tc-export CXX
 }
 
 src_install() {
 	dobin bact_learn bact_mkmodel bact_classify
+
+	HTML_DOCS=( index.html bact.css )
 	einstalldocs
 }

app-text/bact/files/bact-0.13-cpp14.patch

@@ -1,6 +1,7 @@
 Fix C++14 compilation errors -- since C++11 make_pair<T1,T2> is resolved to
 make_pair(T1&&, T2&&). Types should be deduced.
-Gentoo bug: https://bugs.gentoo.org/show_bug.cgi?id=594312
+
+Bug: https://bugs.gentoo.org/594312
 
 --- a/bact_classify.cpp
 +++ b/bact_classify.cpp
@@ -42,3 +43,48 @@ Gentoo bug: https://bugs.gentoo.org/show_bug.cgi?id=594312
      ary.push_back  ((Darts::DoubleArray::key_type *)it->first.c_str());
      alpha.push_back (a);
    }
+--- a/darts.h
++++ b/darts.h
+@@ -394,10 +394,10 @@
+     {
+       if (! len) len = LengthFunc() (key);
+ 
+-      register ArrayType  b = array[pos].base;
+-      register ArrayUType p;
++      ArrayType  b = array[pos].base;
++      ArrayUType p;
+ 
+-      for (register size_t i = 0; i < len; ++i) {
++      for (size_t i = 0; i < len; ++i) {
+ 	p = b + (NodeUType)(key[i]) + 1;
+ 	if ((ArrayUType)b == array[p].check) b = array[p].base;
+ 	else return -2;
+@@ -414,8 +414,8 @@
+     {
+       if (! len) len = LengthFunc() (key);
+ 
+-      register ArrayType  b = array[pos].base;
+-      register ArrayUType p;       
++      ArrayType  b = array[pos].base;
++      ArrayUType p;       
+ 
+       for (; pos2 < len; ++pos2) {
+ 	p = b + (NodeUType)(key[pos2]) + 1;
+@@ -437,12 +437,12 @@
+     {
+       if (! len) len = LengthFunc() (key);
+ 
+-      register ArrayType  b   = array[pos].base;
+-      register size_t     num = 0;
+-      register ArrayType  n;
+-      register ArrayUType p;
++      ArrayType  b   = array[pos].base;
++      size_t     num = 0;
++      ArrayType  n;
++      ArrayUType p;
+ 
+-      for (register size_t i = 0; i < len; ++i) {
++      for (size_t i = 0; i < len; ++i) {
+ 	p = b; // + 0;
+ 	n = array[p].base;
+ 	if ((ArrayUType) b == array[p].check && n < 0) result[num++] = -n-1;

app-text/bact/files/bact-0.13-makefile.patch

@@ -0,0 +1,38 @@
+--- a/Makefile
++++ b/Makefile
+@@ -1,8 +1,6 @@
+-CXX = c++
+ VERSION = 0.13
+-CXXFLAGS = -O3 -Wall -Wno-deprecated
++CXXFLAGS += -Wall -Wno-deprecated
+ EXECPREFIX =
+-LDFLAGS  = 
+ TARGETS1 = bact_learn${EXEC_PREFIX}
+ TARGETS2 = bact_classify${EXEC_PREFIX}
+ TARGETS3 = bact_mkmodel${EXEC_PREFIX}
+@@ -10,14 +8,11 @@
+ 
+ all: bact_learn bact_mkmodel bact_classify
+ 
+-bact_learn: bact_learn.o ${OBJ}
+-	${CXX} ${CFLAGS} ${LDFLAGS} -o ${TARGETS1} ${OBJ} bact_learn.o ${LDFLAGS}
++bact_learn: ${OBJ}
+ 
+-bact_classify: bact_classify.o ${OBJ}
+-	${CXX} ${CFLAGS} ${LDFLAGS} -o ${TARGETS2} ${OBJ} bact_classify.o ${LDFLAGS}
++bact_classify: ${OBJ}
+ 
+-bact_mkmodel: bact_mkmodel.o ${OBJ}
+-	${CXX} ${CFLAGS} ${LDFLAGS} -o ${TARGETS3} ${OBJ} bact_mkmodel.o ${LDFLAGS}
++bact_mkmodel: ${OBJ}
+ 
+ clean:
+ 	rm -f *.o ${TARGETS1} ${TARGETS2} ${TARGETS3} core *~ *.tar.gz *.exe core* med.model* jp.model*
+@@ -33,7 +28,6 @@
+ 	scp bact-${VERSION}.tar.gz index.html bact.css chasen.org:public_html/software/bact/
+ 
+ check:
+-test:	
+ 	./bact_learn -T1000 med.train med.model 
+ 	./bact_mkmodel -i med.model -o med.model.bin -O med.model.O
+ 	./bact_classify med.test med.model.bin