Update snowball (#1708)

* Update snowball

* use rm allocator

(cherry picked from commit b3e86c2)

src/dep/snowball/MANIFEST

@@ -0,0 +1,100 @@
+README
+src_c/stem_ISO_8859_1_basque.c
+src_c/stem_ISO_8859_1_basque.h
+src_c/stem_ISO_8859_1_catalan.c
+src_c/stem_ISO_8859_1_catalan.h
+src_c/stem_ISO_8859_1_danish.c
+src_c/stem_ISO_8859_1_danish.h
+src_c/stem_ISO_8859_1_dutch.c
+src_c/stem_ISO_8859_1_dutch.h
+src_c/stem_ISO_8859_1_english.c
+src_c/stem_ISO_8859_1_english.h
+src_c/stem_ISO_8859_1_finnish.c
+src_c/stem_ISO_8859_1_finnish.h
+src_c/stem_ISO_8859_1_french.c
+src_c/stem_ISO_8859_1_french.h
+src_c/stem_ISO_8859_1_german.c
+src_c/stem_ISO_8859_1_german.h
+src_c/stem_ISO_8859_1_indonesian.c
+src_c/stem_ISO_8859_1_indonesian.h
+src_c/stem_ISO_8859_1_irish.c
+src_c/stem_ISO_8859_1_irish.h
+src_c/stem_ISO_8859_1_italian.c
+src_c/stem_ISO_8859_1_italian.h
+src_c/stem_ISO_8859_1_norwegian.c
+src_c/stem_ISO_8859_1_norwegian.h
+src_c/stem_ISO_8859_1_porter.c
+src_c/stem_ISO_8859_1_porter.h
+src_c/stem_ISO_8859_1_portuguese.c
+src_c/stem_ISO_8859_1_portuguese.h
+src_c/stem_ISO_8859_1_spanish.c
+src_c/stem_ISO_8859_1_spanish.h
+src_c/stem_ISO_8859_1_swedish.c
+src_c/stem_ISO_8859_1_swedish.h
+src_c/stem_ISO_8859_2_hungarian.c
+src_c/stem_ISO_8859_2_hungarian.h
+src_c/stem_ISO_8859_2_romanian.c
+src_c/stem_ISO_8859_2_romanian.h
+src_c/stem_KOI8_R_russian.c
+src_c/stem_KOI8_R_russian.h
+src_c/stem_UTF_8_arabic.c
+src_c/stem_UTF_8_arabic.h
+src_c/stem_UTF_8_basque.c
+src_c/stem_UTF_8_basque.h
+src_c/stem_UTF_8_catalan.c
+src_c/stem_UTF_8_catalan.h
+src_c/stem_UTF_8_danish.c
+src_c/stem_UTF_8_danish.h
+src_c/stem_UTF_8_dutch.c
+src_c/stem_UTF_8_dutch.h
+src_c/stem_UTF_8_english.c
+src_c/stem_UTF_8_english.h
+src_c/stem_UTF_8_finnish.c
+src_c/stem_UTF_8_finnish.h
+src_c/stem_UTF_8_french.c
+src_c/stem_UTF_8_french.h
+src_c/stem_UTF_8_german.c
+src_c/stem_UTF_8_german.h
+src_c/stem_UTF_8_greek.c
+src_c/stem_UTF_8_greek.h
+src_c/stem_UTF_8_hindi.c
+src_c/stem_UTF_8_hindi.h
+src_c/stem_UTF_8_hungarian.c
+src_c/stem_UTF_8_hungarian.h
+src_c/stem_UTF_8_indonesian.c
+src_c/stem_UTF_8_indonesian.h
+src_c/stem_UTF_8_irish.c
+src_c/stem_UTF_8_irish.h
+src_c/stem_UTF_8_italian.c
+src_c/stem_UTF_8_italian.h
+src_c/stem_UTF_8_lithuanian.c
+src_c/stem_UTF_8_lithuanian.h
+src_c/stem_UTF_8_nepali.c
+src_c/stem_UTF_8_nepali.h
+src_c/stem_UTF_8_norwegian.c
+src_c/stem_UTF_8_norwegian.h
+src_c/stem_UTF_8_porter.c
+src_c/stem_UTF_8_porter.h
+src_c/stem_UTF_8_portuguese.c
+src_c/stem_UTF_8_portuguese.h
+src_c/stem_UTF_8_romanian.c
+src_c/stem_UTF_8_romanian.h
+src_c/stem_UTF_8_russian.c
+src_c/stem_UTF_8_russian.h
+src_c/stem_UTF_8_spanish.c
+src_c/stem_UTF_8_spanish.h
+src_c/stem_UTF_8_swedish.c
+src_c/stem_UTF_8_swedish.h
+src_c/stem_UTF_8_tamil.c
+src_c/stem_UTF_8_tamil.h
+src_c/stem_UTF_8_turkish.c
+src_c/stem_UTF_8_turkish.h
+runtime/api.c
+runtime/api.h
+runtime/header.h
+runtime/utilities.c
+libstemmer/libstemmer.c
+libstemmer/libstemmer_utf8.c
+libstemmer/modules.h
+libstemmer/modules_utf8.h
+include/libstemmer.h

src/dep/snowball/Makefile

@@ -1,9 +1,10 @@
 include mkinc.mak
-CFLAGS+=-Iinclude
+CFLAGS=-O2
+CPPFLAGS=-Iinclude
 all: libstemmer.o stemwords
 libstemmer.o: $(snowball_sources:.c=.o)
 	$(AR) -cru $@ $^
 stemwords: examples/stemwords.o libstemmer.o
-	$(CC) -o $@ $^
+	$(CC) $(CFLAGS) -o $@ $^
 clean:
-	rm -f stemwords *.o src_c/*.o runtime/*.o libstemmer/*.o
+	rm -f stemwords *.o src_c/*.o examples/*.o runtime/*.o libstemmer/*.o