new package: libstemmer

packages/libstemmer/GNUmakefile.patch

@@ -0,0 +1,14 @@
+--- a/GNUmakefile
++++ b/GNUmakefile
+@@ -204,7 +204,10 @@
+ 	-rmdir $(js_output_dir)
+ 
+ snowball$(EXEEXT): $(COMPILER_OBJECTS)
+-	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^
++	$(CC_FOR_BUILD) $(CFLAGS_FOR_BUILD) $(LDFLAGS_FOR_BUILD) -o $@ $^
++
++compiler/%.o: compiler/%.c
++	$(CC_FOR_BUILD) $(CFLAGS_FOR_BUILD) -c $< -o $@
+ 
+ $(COMPILER_OBJECTS): $(COMPILER_HEADERS)
+ 

packages/libstemmer/build.sh

@@ -0,0 +1,33 @@
+TERMUX_PKG_HOMEPAGE=https://snowballstem.org/
+TERMUX_PKG_DESCRIPTION="Snowball compiler and stemming algorithms"
+TERMUX_PKG_LICENSE="BSD 3-Clause"
+TERMUX_PKG_MAINTAINER="@termux"
+TERMUX_PKG_VERSION=2.2.0
+TERMUX_PKG_SRCURL=https://github.com/snowballstem/snowball/archive/refs/tags/v${TERMUX_PKG_VERSION}.tar.gz
+TERMUX_PKG_SHA256=425cdb5fba13a01db59a1713780f0662e984204f402d3dae1525bda9e6d30f1a
+TERMUX_PKG_BUILD_IN_SRC=true
+
+termux_step_post_get_source() {
+	local patch_url="https://github.com/gentoo/gentoo/raw/705bd7479a5a30cb75fc5bb29155f02c2d6b1ad6/dev-libs/snowball-stemmer/files/snowball-stemmer-2.2.0-shared-library.patch"
+	local patch_filename="$(basename $patch_url)"
+	termux_download \
+		"$patch_url" \
+		$TERMUX_PKG_CACHEDIR/"$patch_filename" \
+		7695286b9fd0ad7c4db01fb4def3dc047bdfa20d3fcc1902959d8c4e6848e703
+	cat $TERMUX_PKG_CACHEDIR/"$patch_filename" | patch --silent -p1
+}
+
+termux_step_make_install() {
+	install -Dm700 -t $TERMUX_PREFIX/bin stemwords
+	install -Dm600 -t $TERMUX_PREFIX/include include/libstemmer.h
+	install -Dm600 -t $TERMUX_PREFIX/lib libstemmer.a
+
+	local f
+	for f in libstemmer.so*; do
+		if test -L "${f}"; then
+			ln -sf "$(readlink "${f}")" $TERMUX_PREFIX/lib/"${f}"
+		else
+			install -Dm600 -t $TERMUX_PREFIX/lib "${f}"
+		fi
+	done
+}

packages/libstemmer/stemwords.subpackage.sh

@@ -0,0 +1,3 @@
+TERMUX_SUBPKG_DESCRIPTION="A command-line tool which uses libstemmer"
+TERMUX_SUBPKG_INCLUDE="bin/stemwords"
+TERMUX_SUBPKG_DEPEND_ON_PARENT=no