testing/libstemmer: new aport

The included patch for enabling dynamic lib is an upstream issue:
snowballstem/snowball#34

testing/libstemmer/0001-Compile-dynamic-lib.patch

@@ -0,0 +1,57 @@
+From e75b51ea8d57db8b8752a2e2676e914d369889a6 Mon Sep 17 00:00:00 2001
+From: Clayton Craft <[email protected]>
+Date: Mon, 26 Oct 2020 05:57:42 +0000
+Subject: [PATCH] Compile dynamic lib
+
+enabling dynamic lib is an upstream issue:
+https://github.com/snowballstem/snowball/issues/34
+
+---
+ GNUmakefile           | 9 ++++++---
+ libstemmer/symbol.map | 6 ++++++
+ 2 files changed, 12 insertions(+), 3 deletions(-)
+ create mode 100644 libstemmer/symbol.map
+
+diff --git a/GNUmakefile b/GNUmakefile
+index 1487001..053067d 100644
+--- a/GNUmakefile
++++ b/GNUmakefile
+@@ -150,10 +150,10 @@ C_OTHER_OBJECTS = $(C_OTHER_SOURCES:.c=.o)
+ JAVA_CLASSES = $(JAVA_SOURCES:.java=.class)
+ JAVA_RUNTIME_CLASSES=$(JAVARUNTIME_SOURCES:.java=.class)
+
+-CFLAGS=-O2 -W -Wall -Wmissing-prototypes -Wmissing-declarations
+-CPPFLAGS=-Iinclude
++CFLAGS+=-fPIC -W -Wall -Wmissing-prototypes -Wmissing-declarations
++CPPFLAGS+=-Iinclude
+
+-all: snowball libstemmer.o stemwords $(C_OTHER_SOURCES) $(C_OTHER_HEADERS) $(C_OTHER_OBJECTS)
++all: snowball libstemmer.o libstemmer.so stemwords $(C_OTHER_SOURCES) $(C_OTHER_HEADERS) $(C_OTHER_OBJECTS)
+
+ clean:
+ 	rm -f $(COMPILER_OBJECTS) $(RUNTIME_OBJECTS) \
+@@ -199,6 +199,9 @@ libstemmer/libstemmer.o: libstemmer/modules.h $(C_LIB_HEADERS)
+ libstemmer.o: libstemmer/libstemmer.o $(RUNTIME_OBJECTS) $(C_LIB_OBJECTS)
+ 	$(AR) -cru $@ $^
+
++libstemmer.so: libstemmer/libstemmer.o $(RUNTIME_OBJECTS) $(C_LIB_OBJECTS)
++	$(CC) $(CFLAGS) -shared $(LDFLAGS) -Wl,-soname,libstemmer.so.0,-version-script,libstemmer/symbol.map -o [email protected] $^
++
+ stemwords: $(STEMWORDS_OBJECTS) libstemmer.o
+ 	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^
+
+diff --git a/libstemmer/symbol.map b/libstemmer/symbol.map
+new file mode 100644
+index 0000000..7a3d423
+--- /dev/null
++++ b/libstemmer/symbol.map
+@@ -0,0 +1,6 @@
++SB_STEMMER_0 {
++    global:
++        sb_stemmer_*;
++    local:
++        *;
++};
+-- 
+2.29.0
+

testing/libstemmer/APKBUILD

@@ -0,0 +1,34 @@
+# Contributor: Clayton Craft <[email protected]>
+# Maintainer: Clayton Craft <[email protected]>
+pkgname=libstemmer
+pkgver=0_git20201025
+pkgrel=0
+_commit="04913def2b38a6f33c58b2d6704bcbd93b88220f"
+pkgdesc="A small string processing language for creating stemming algorithms for use in Information Retrieval"
+url="https://github.com/snowballstem/snowball"
+arch="all"
+license="BSD-3-Clause"
+makedepends="perl"
+options="!check" # no tests
+subpackages="$pkgname-dev"
+source="
+	https://github.com/snowballstem/snowball/archive/$_commit.tar.gz
+	0001-Compile-dynamic-lib.patch
+	"
+builddir=$srcdir/snowball-$_commit
+
+build() {
+	make
+}
+
+package() {
+	install -Dm644 include/libstemmer.h "$pkgdir"/usr/include/libstemmer.h
+	install -Dm644 libstemmer.so.0.0.0	"$pkgdir"/usr/lib/libstemmer.so.0.0.0
+	ln -s libstemmer.so.0.0.0 "$pkgdir"/usr/lib/libstemmer.so
+	ln -s libstemmer.so "$pkgdir"/usr/lib/libstemmer.so.0
+	install -Dm644 COPYING "$pkgdir/usr/share/licenses/libstemmer/LICENSE"
+}
+
+
+sha512sums="184c381bc8592ecc4df7935b65c767c5271942d0ebbf48c6cae4cd35327a20bcf965003a31800942e4bc6abc539a2d319bce0708610af610a804e57b43125b56  04913def2b38a6f33c58b2d6704bcbd93b88220f.tar.gz
+e0c72a31526678199e4b1cdd8686a9bd87352848ae61406af319bb7d5c4d96115882ef1d524359a762b889e0dbff6210874389a3c45b2a4bf3fd41d8d143c4e3  0001-Compile-dynamic-lib.patch"