Fresh start

15 files changed, 793 insertions, 0 deletions

diff --git a/jni/ruby/ext/-test-/string/Makefile b/jni/ruby/ext/-test-/string/Makefile
new file mode 100644
index 0000000..353778b
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/Makefile
@@ -0,0 +1,384 @@
+
+SHELL = /bin/sh
+
+# V=0 quiet, V=1 verbose.  other values don't work.
+V = 0
+Q1 = $(V:1=)
+Q = $(Q1:0=@)
+ECHO1 = $(V:1=@:)
+ECHO = $(ECHO1:0=@echo)
+NULLCMD = :
+
+#### Start of system configuration section. ####
+top_srcdir = $(topdir)/.
+srcdir = $(top_srcdir)/ext/-test-/string
+topdir = ../../..
+hdrdir = $(top_srcdir)/include
+arch_hdrdir = $(extout)/include/$(arch)
+PATH_SEPARATOR = :
+VPATH = $(srcdir):$(arch_hdrdir)/ruby:$(hdrdir)/ruby
+RUBYLIB =
+RUBYOPT = -
+prefix = $(DESTDIR)/usr/local
+rubysitearchprefix = $(rubylibprefix)/$(sitearch)
+rubyarchprefix = $(rubylibprefix)/$(arch)
+rubylibprefix = $(libdir)/$(RUBY_BASE_NAME)
+exec_prefix = $(prefix)
+vendorarchhdrdir = $(vendorhdrdir)/$(sitearch)
+sitearchhdrdir = $(sitehdrdir)/$(sitearch)
+rubyarchhdrdir = $(rubyhdrdir)/$(arch)
+vendorhdrdir = $(rubyhdrdir)/vendor_ruby
+sitehdrdir = $(rubyhdrdir)/site_ruby
+rubyhdrdir = $(includedir)/$(RUBY_VERSION_NAME)
+vendorarchdir = $(vendorlibdir)/$(sitearch)
+vendorlibdir = $(vendordir)/$(ruby_version)
+vendordir = $(rubylibprefix)/vendor_ruby
+sitearchdir = $(sitelibdir)/$(sitearch)
+sitelibdir = $(sitedir)/$(ruby_version)
+sitedir = $(rubylibprefix)/site_ruby
+rubyarchdir = $(rubylibdir)/$(arch)
+rubylibdir = $(rubylibprefix)/$(ruby_version)
+sitearchincludedir = $(includedir)/$(sitearch)
+archincludedir = $(includedir)/$(arch)
+sitearchlibdir = $(libdir)/$(sitearch)
+archlibdir = $(libdir)/$(arch)
+ridir = $(datarootdir)/$(RI_BASE_NAME)
+mandir = $(datarootdir)/man
+localedir = $(datarootdir)/locale
+libdir = $(exec_prefix)/lib
+psdir = $(docdir)
+pdfdir = $(docdir)
+dvidir = $(docdir)
+htmldir = $(docdir)
+infodir = $(datarootdir)/info
+docdir = $(datarootdir)/doc/$(PACKAGE)
+oldincludedir = $(DESTDIR)/usr/include
+includedir = $(prefix)/include
+localstatedir = $(prefix)/var
+sharedstatedir = $(prefix)/com
+sysconfdir = $(prefix)/etc
+datadir = $(datarootdir)
+datarootdir = $(prefix)/share
+libexecdir = $(exec_prefix)/libexec
+sbindir = $(exec_prefix)/sbin
+bindir = $(exec_prefix)/bin
+archdir = $(rubyarchdir)
+
+
+CC = gcc
+CXX = g++
+LIBRUBY = $(LIBRUBY_SO)
+LIBRUBY_A = lib$(RUBY_SO_NAME)-static.a
+LIBRUBYARG_SHARED = -Wl,-R$(libdir) -L$(libdir) -l$(RUBY_SO_NAME)
+LIBRUBYARG_STATIC = -Wl,-R$(libdir) -L$(libdir) -l$(RUBY_SO_NAME)-static
+empty =
+OUTFLAG = -o $(empty)
+COUTFLAG = -o $(empty)
+
+RUBY_EXTCONF_H = extconf.h
+cflags   =  $(optflags) $(debugflags) $(warnflags)
+optflags = -O3 -fno-fast-math
+debugflags = -ggdb3
+warnflags = -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat
+CCDLFLAGS = -fPIC
+CFLAGS   = $(CCDLFLAGS) $(cflags)  -fPIC $(ARCH_FLAG)
+INCFLAGS = -I. -I$(arch_hdrdir) -I$(hdrdir) -I$(srcdir) -I$(topdir) -I$(top_srcdir)
+DEFS     = 
+CPPFLAGS = -DRUBY_EXTCONF_H=\"$(RUBY_EXTCONF_H)\"  $(DEFS) $(cppflags)
+CXXFLAGS = $(CCDLFLAGS) $(cxxflags) $(ARCH_FLAG)
+ldflags  = -L. -fstack-protector -rdynamic -Wl,-export-dynamic
+dldflags =  
+ARCH_FLAG = 
+DLDFLAGS = $(ldflags) $(dldflags) $(ARCH_FLAG)
+LDSHARED = $(CC) -shared
+LDSHAREDXX = $(CXX) -shared
+AR = ar
+EXEEXT = 
+
+RUBY_INSTALL_NAME = $(RUBY_BASE_NAME)
+RUBY_SO_NAME = ruby
+RUBYW_INSTALL_NAME = 
+RUBY_VERSION_NAME = $(RUBY_BASE_NAME)-$(ruby_version)
+RUBYW_BASE_NAME = rubyw
+RUBY_BASE_NAME = ruby
+
+arch = x86_64-linux
+sitearch = $(arch)
+ruby_version = 2.2.0
+ruby = $(topdir)/miniruby -I'$(topdir)' -I'$(top_srcdir)/lib' -I'$(extout)/$(arch)' -I'$(extout)/common'
+RUBY = $(ruby)
+ruby_headers = $(hdrdir)/ruby.h $(hdrdir)/ruby/ruby.h $(hdrdir)/ruby/defines.h $(hdrdir)/ruby/missing.h $(hdrdir)/ruby/intern.h $(hdrdir)/ruby/st.h $(hdrdir)/ruby/subst.h $(arch_hdrdir)/ruby/config.h $(RUBY_EXTCONF_H)
+
+RM = rm -f
+RM_RF = $(RUBY) -run -e rm -- -rf
+RMDIRS = rmdir --ignore-fail-on-non-empty -p
+MAKEDIRS = /bin/mkdir -p
+INSTALL = /usr/bin/install -c
+INSTALL_PROG = $(INSTALL) -m 0755
+INSTALL_DATA = $(INSTALL) -m 644
+COPY = cp
+TOUCH = exit >
+
+#### End of system configuration section. ####
+
+preload = 
+
+libpath = . $(topdir)
+LIBPATH =  -L. -L$(topdir)
+DEFFILE = 
+
+CLEANFILES = mkmf.log
+DISTCLEANFILES = 
+DISTCLEANDIRS = 
+
+extout = $(topdir)/.ext
+extout_prefix = $(extout)$(target_prefix)/
+target_prefix = /-test-/string
+LOCAL_LIBS = 
+LIBS = $(LIBRUBYARG_SHARED)  -lpthread -lgmp -ldl -lcrypt -lm   -lc
+ORIG_SRCS = enc_associate.c qsort.c cstr.c init.c coderange.c normalize.c set_len.c nofree.c enc_str_buf_cat.c ellipsize.c modify.c
+SRCS = $(ORIG_SRCS) 
+OBJS = enc_associate.o qsort.o cstr.o init.o coderange.o normalize.o set_len.o nofree.o enc_str_buf_cat.o ellipsize.o modify.o
+HDRS = $(srcdir)/extconf.h
+TARGET = string
+TARGET_NAME = string
+TARGET_ENTRY = Init_$(TARGET_NAME)
+DLLIB = $(TARGET).so
+EXTSTATIC = 
+STATIC_LIB = $(TARGET).a
+
+TIMESTAMP_DIR = $(extout)/.timestamp
+BINDIR        = $(extout)/bin
+RUBYCOMMONDIR = $(extout)/common
+RUBYLIBDIR    = $(RUBYCOMMONDIR)$(target_prefix)
+RUBYARCHDIR   = $(extout)/$(arch)$(target_prefix)
+HDRDIR        = $(extout)/include/ruby$(target_prefix)
+ARCHHDRDIR    = $(extout)/include/$(arch)/ruby$(target_prefix)
+
+TARGET_SO     = $(RUBYARCHDIR)/$(DLLIB)
+CLEANLIBS     = $(RUBYARCHDIR)/$(TARGET).so 
+CLEANOBJS     = *.o  *.bak
+
+all:    install
+static: all
+.PHONY: all install static install-so install-rb
+.PHONY: clean clean-so clean-static clean-rb
+
+clean-static::
+clean-rb-default::
+clean-rb::
+clean-so::
+clean: clean-so clean-static clean-rb-default clean-rb
+		-$(Q)$(RM) $(CLEANLIBS) $(CLEANOBJS) $(CLEANFILES) .*.time
+
+distclean-rb-default::
+distclean-rb::
+distclean-so::
+distclean-static::
+distclean: clean distclean-so distclean-static distclean-rb-default distclean-rb
+		-$(Q)$(RM) Makefile $(RUBY_EXTCONF_H) conftest.* mkmf.log
+		-$(Q)$(RM) core ruby$(EXEEXT) *~ $(DISTCLEANFILES)
+		-$(Q)$(RMDIRS) $(DISTCLEANDIRS) 2> /dev/null || true
+
+realclean: distclean
+install: install-so install-rb
+
+install-so: $(RUBYARCHDIR)/$(DLLIB)
+clean-so::
+	-$(Q)$(RM) $(RUBYARCHDIR)/$(DLLIB)
+	-$(Q)$(RMDIRS) $(RUBYARCHDIR) 2> /dev/null || true
+clean-static::
+	-$(Q)$(RM) $(STATIC_LIB)
+install-rb: pre-install-rb install-rb-default
+install-rb-default: pre-install-rb-default
+pre-install-rb: Makefile
+pre-install-rb-default: Makefile
+pre-install-rb-default:
+	@$(NULLCMD)
+$(TIMESTAMP_DIR)/.RUBYARCHDIR.-.-test-.-.string.time:
+	$(Q) $(MAKEDIRS) $(@D) $(RUBYARCHDIR)
+	$(Q) $(TOUCH) $@
+
+site-install: site-install-so site-install-rb
+site-install-so: install-so
+site-install-rb: install-rb
+
+.SUFFIXES: .c .m .cc .mm .cxx .cpp .o .S
+
+.cc.o:
+	$(ECHO) compiling $(<)
+	$(Q) $(CXX) $(INCFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(COUTFLAG)$@ -c $<
+
+.cc.S:
+	$(ECHO) translating $(<)
+	$(Q) $(CXX) $(INCFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(COUTFLAG)$@ -S $<
+
+.mm.o:
+	$(ECHO) compiling $(<)
+	$(Q) $(CXX) $(INCFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(COUTFLAG)$@ -c $<
+
+.mm.S:
+	$(ECHO) translating $(<)
+	$(Q) $(CXX) $(INCFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(COUTFLAG)$@ -S $<
+
+.cxx.o:
+	$(ECHO) compiling $(<)
+	$(Q) $(CXX) $(INCFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(COUTFLAG)$@ -c $<
+
+.cxx.S:
+	$(ECHO) translating $(<)
+	$(Q) $(CXX) $(INCFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(COUTFLAG)$@ -S $<
+
+.cpp.o:
+	$(ECHO) compiling $(<)
+	$(Q) $(CXX) $(INCFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(COUTFLAG)$@ -c $<
+
+.cpp.S:
+	$(ECHO) translating $(<)
+	$(Q) $(CXX) $(INCFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(COUTFLAG)$@ -S $<
+
+.c.o:
+	$(ECHO) compiling $(<)
+	$(Q) $(CC) $(INCFLAGS) $(CPPFLAGS) $(CFLAGS) $(COUTFLAG)$@ -c $<
+
+.c.S:
+	$(ECHO) translating $(<)
+	$(Q) $(CC) $(INCFLAGS) $(CPPFLAGS) $(CFLAGS) $(COUTFLAG)$@ -S $<
+
+.m.o:
+	$(ECHO) compiling $(<)
+	$(Q) $(CC) $(INCFLAGS) $(CPPFLAGS) $(CFLAGS) $(COUTFLAG)$@ -c $<
+
+.m.S:
+	$(ECHO) translating $(<)
+	$(Q) $(CC) $(INCFLAGS) $(CPPFLAGS) $(CFLAGS) $(COUTFLAG)$@ -S $<
+
+$(RUBYARCHDIR)/$(DLLIB): $(OBJS) Makefile $(TIMESTAMP_DIR)/.RUBYARCHDIR.-.-test-.-.string.time
+	$(ECHO) linking shared-object -test-/string/$(DLLIB)
+	-$(Q)$(RM) $(@)
+	$(Q) $(LDSHARED) -o $@ $(OBJS) $(LIBPATH) $(DLDFLAGS) $(LOCAL_LIBS) $(LIBS)
+
+$(STATIC_LIB): $(OBJS)
+	-$(Q)$(RM) $(@)
+	$(ECHO) linking static-library $(@)
+	$(Q) $(AR) cru $@ $(OBJS)
+	-$(Q)ranlib $(@) 2> /dev/null || true
+
+###
+$(OBJS): $(RUBY_EXTCONF_H)
+
+# AUTOGENERATED DEPENDENCIES START
+coderange.o: $(RUBY_EXTCONF_H)
+coderange.o: $(arch_hdrdir)/ruby/config.h
+coderange.o: $(hdrdir)/ruby/defines.h
+coderange.o: $(hdrdir)/ruby/encoding.h
+coderange.o: $(hdrdir)/ruby/intern.h
+coderange.o: $(hdrdir)/ruby/missing.h
+coderange.o: $(hdrdir)/ruby/oniguruma.h
+coderange.o: $(hdrdir)/ruby/ruby.h
+coderange.o: $(hdrdir)/ruby/st.h
+coderange.o: $(hdrdir)/ruby/subst.h
+coderange.o: coderange.c
+cstr.o: $(RUBY_EXTCONF_H)
+cstr.o: $(arch_hdrdir)/ruby/config.h
+cstr.o: $(hdrdir)/ruby/defines.h
+cstr.o: $(hdrdir)/ruby/encoding.h
+cstr.o: $(hdrdir)/ruby/intern.h
+cstr.o: $(hdrdir)/ruby/missing.h
+cstr.o: $(hdrdir)/ruby/oniguruma.h
+cstr.o: $(hdrdir)/ruby/ruby.h
+cstr.o: $(hdrdir)/ruby/st.h
+cstr.o: $(hdrdir)/ruby/subst.h
+cstr.o: $(top_srcdir)/include/ruby.h
+cstr.o: cstr.c
+ellipsize.o: $(RUBY_EXTCONF_H)
+ellipsize.o: $(arch_hdrdir)/ruby/config.h
+ellipsize.o: $(hdrdir)/ruby/defines.h
+ellipsize.o: $(hdrdir)/ruby/intern.h
+ellipsize.o: $(hdrdir)/ruby/missing.h
+ellipsize.o: $(hdrdir)/ruby/ruby.h
+ellipsize.o: $(hdrdir)/ruby/st.h
+ellipsize.o: $(hdrdir)/ruby/subst.h
+ellipsize.o: $(top_srcdir)/include/ruby.h
+ellipsize.o: ellipsize.c
+enc_associate.o: $(RUBY_EXTCONF_H)
+enc_associate.o: $(arch_hdrdir)/ruby/config.h
+enc_associate.o: $(hdrdir)/ruby/defines.h
+enc_associate.o: $(hdrdir)/ruby/encoding.h
+enc_associate.o: $(hdrdir)/ruby/intern.h
+enc_associate.o: $(hdrdir)/ruby/missing.h
+enc_associate.o: $(hdrdir)/ruby/oniguruma.h
+enc_associate.o: $(hdrdir)/ruby/ruby.h
+enc_associate.o: $(hdrdir)/ruby/st.h
+enc_associate.o: $(hdrdir)/ruby/subst.h
+enc_associate.o: $(top_srcdir)/include/ruby.h
+enc_associate.o: enc_associate.c
+enc_str_buf_cat.o: $(RUBY_EXTCONF_H)
+enc_str_buf_cat.o: $(arch_hdrdir)/ruby/config.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/defines.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/encoding.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/intern.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/missing.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/oniguruma.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/ruby.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/st.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/subst.h
+enc_str_buf_cat.o: enc_str_buf_cat.c
+init.o: $(RUBY_EXTCONF_H)
+init.o: $(arch_hdrdir)/ruby/config.h
+init.o: $(hdrdir)/ruby/defines.h
+init.o: $(hdrdir)/ruby/intern.h
+init.o: $(hdrdir)/ruby/missing.h
+init.o: $(hdrdir)/ruby/ruby.h
+init.o: $(hdrdir)/ruby/st.h
+init.o: $(hdrdir)/ruby/subst.h
+init.o: $(top_srcdir)/include/ruby.h
+init.o: init.c
+modify.o: $(RUBY_EXTCONF_H)
+modify.o: $(arch_hdrdir)/ruby/config.h
+modify.o: $(hdrdir)/ruby/defines.h
+modify.o: $(hdrdir)/ruby/intern.h
+modify.o: $(hdrdir)/ruby/missing.h
+modify.o: $(hdrdir)/ruby/ruby.h
+modify.o: $(hdrdir)/ruby/st.h
+modify.o: $(hdrdir)/ruby/subst.h
+modify.o: $(top_srcdir)/include/ruby.h
+modify.o: modify.c
+normalize.o: $(RUBY_EXTCONF_H)
+normalize.o: $(arch_hdrdir)/ruby/config.h
+normalize.o: $(hdrdir)/ruby/defines.h
+normalize.o: $(hdrdir)/ruby/encoding.h
+normalize.o: $(hdrdir)/ruby/intern.h
+normalize.o: $(hdrdir)/ruby/io.h
+normalize.o: $(hdrdir)/ruby/missing.h
+normalize.o: $(hdrdir)/ruby/oniguruma.h
+normalize.o: $(hdrdir)/ruby/ruby.h
+normalize.o: $(hdrdir)/ruby/st.h
+normalize.o: $(hdrdir)/ruby/subst.h
+normalize.o: $(top_srcdir)/include/ruby.h
+normalize.o: $(top_srcdir)/internal.h
+normalize.o: normalize.c
+qsort.o: $(RUBY_EXTCONF_H)
+qsort.o: $(arch_hdrdir)/ruby/config.h
+qsort.o: $(hdrdir)/ruby/defines.h
+qsort.o: $(hdrdir)/ruby/encoding.h
+qsort.o: $(hdrdir)/ruby/intern.h
+qsort.o: $(hdrdir)/ruby/missing.h
+qsort.o: $(hdrdir)/ruby/oniguruma.h
+qsort.o: $(hdrdir)/ruby/ruby.h
+qsort.o: $(hdrdir)/ruby/st.h
+qsort.o: $(hdrdir)/ruby/subst.h
+qsort.o: $(hdrdir)/ruby/util.h
+qsort.o: $(top_srcdir)/include/ruby.h
+qsort.o: qsort.c
+set_len.o: $(RUBY_EXTCONF_H)
+set_len.o: $(arch_hdrdir)/ruby/config.h
+set_len.o: $(hdrdir)/ruby/defines.h
+set_len.o: $(hdrdir)/ruby/intern.h
+set_len.o: $(hdrdir)/ruby/missing.h
+set_len.o: $(hdrdir)/ruby/ruby.h
+set_len.o: $(hdrdir)/ruby/st.h
+set_len.o: $(hdrdir)/ruby/subst.h
+set_len.o: $(top_srcdir)/include/ruby.h
+set_len.o: set_len.c
+# AUTOGENERATED DEPENDENCIES END
diff --git a/jni/ruby/ext/-test-/string/coderange.c b/jni/ruby/ext/-test-/string/coderange.c
new file mode 100644
index 0000000..b93172d
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/coderange.c
@@ -0,0 +1,47 @@
+#include "ruby/ruby.h"
+#include "ruby/encoding.h"
+
+static VALUE sym_7bit, sym_valid, sym_unknown, sym_broken;
+
+static VALUE
+coderange_int2sym(int coderange)
+{
+    switch (coderange) {
+      case ENC_CODERANGE_7BIT:
+	return sym_7bit;
+      case ENC_CODERANGE_VALID:
+	return sym_valid;
+      case ENC_CODERANGE_UNKNOWN:
+	return sym_unknown;
+      case ENC_CODERANGE_BROKEN:
+	return sym_broken;
+    }
+    rb_bug("wrong condition of coderange");
+    UNREACHABLE;
+}
+
+/* return coderange without scan */
+static VALUE
+str_coderange(VALUE str)
+{
+    return coderange_int2sym(ENC_CODERANGE(str));
+}
+
+/* scan coderange and return the result */
+static VALUE
+str_coderange_scan(VALUE str)
+{
+    ENC_CODERANGE_SET(str, ENC_CODERANGE_UNKNOWN);
+    return coderange_int2sym(rb_enc_str_coderange(str));
+}
+
+void
+Init_coderange(VALUE klass)
+{
+    sym_7bit = ID2SYM(rb_intern("7bit"));
+    sym_valid = ID2SYM(rb_intern("valid"));
+    sym_unknown = ID2SYM(rb_intern("unknown"));
+    sym_broken = ID2SYM(rb_intern("broken"));
+    rb_define_method(klass, "coderange", str_coderange, 0);
+    rb_define_method(klass, "coderange_scan", str_coderange_scan, 0);
+}
diff --git a/jni/ruby/ext/-test-/string/cstr.c b/jni/ruby/ext/-test-/string/cstr.c
new file mode 100644
index 0000000..ba2e46b
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/cstr.c
@@ -0,0 +1,57 @@
+#include "ruby.h"
+#include "ruby/encoding.h"
+
+static VALUE
+bug_str_cstr_term(VALUE str)
+{
+    long len;
+    char *s;
+    int c;
+    rb_encoding *enc;
+
+    rb_str_modify(str);
+    len = RSTRING_LEN(str);
+    RSTRING_PTR(str)[len] = 'x';
+    s = StringValueCStr(str);
+    rb_gc();
+    enc = rb_enc_get(str);
+    c = rb_enc_codepoint(&s[len], &s[len+rb_enc_mbminlen(enc)], enc);
+    return INT2NUM(c);
+}
+
+static VALUE
+bug_str_cstr_term_char(VALUE str)
+{
+    long len;
+    char *s;
+    int c;
+    rb_encoding *enc = rb_enc_get(str);
+
+    RSTRING_GETMEM(str, s, len);
+    s += len;
+    len = rb_enc_mbminlen(enc);
+    c = rb_enc_precise_mbclen(s, s + len, enc);
+    if (!MBCLEN_CHARFOUND_P(c)) {
+	c = (unsigned char)*s;
+    }
+    else {
+	c = rb_enc_mbc_to_codepoint(s, s + len, enc);
+	if (!c) return Qnil;
+    }
+    return rb_enc_uint_chr((unsigned int)c, enc);
+}
+
+static VALUE
+bug_str_s_cstr_term_char(VALUE self, VALUE str)
+{
+    Check_Type(str, T_STRING);
+    return bug_str_cstr_term_char(str);
+}
+
+void
+Init_cstr(VALUE klass)
+{
+    rb_define_method(klass, "cstr_term", bug_str_cstr_term, 0);
+    rb_define_method(klass, "cstr_term_char", bug_str_cstr_term_char, 0);
+    rb_define_singleton_method(klass, "cstr_term_char", bug_str_s_cstr_term_char, 1);
+}
diff --git a/jni/ruby/ext/-test-/string/depend b/jni/ruby/ext/-test-/string/depend
new file mode 100644
index 0000000..ef13e44
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/depend
@@ -0,0 +1,115 @@
+# AUTOGENERATED DEPENDENCIES START
+coderange.o: $(RUBY_EXTCONF_H)
+coderange.o: $(arch_hdrdir)/ruby/config.h
+coderange.o: $(hdrdir)/ruby/defines.h
+coderange.o: $(hdrdir)/ruby/encoding.h
+coderange.o: $(hdrdir)/ruby/intern.h
+coderange.o: $(hdrdir)/ruby/missing.h
+coderange.o: $(hdrdir)/ruby/oniguruma.h
+coderange.o: $(hdrdir)/ruby/ruby.h
+coderange.o: $(hdrdir)/ruby/st.h
+coderange.o: $(hdrdir)/ruby/subst.h
+coderange.o: coderange.c
+cstr.o: $(RUBY_EXTCONF_H)
+cstr.o: $(arch_hdrdir)/ruby/config.h
+cstr.o: $(hdrdir)/ruby/defines.h
+cstr.o: $(hdrdir)/ruby/encoding.h
+cstr.o: $(hdrdir)/ruby/intern.h
+cstr.o: $(hdrdir)/ruby/missing.h
+cstr.o: $(hdrdir)/ruby/oniguruma.h
+cstr.o: $(hdrdir)/ruby/ruby.h
+cstr.o: $(hdrdir)/ruby/st.h
+cstr.o: $(hdrdir)/ruby/subst.h
+cstr.o: $(top_srcdir)/include/ruby.h
+cstr.o: cstr.c
+ellipsize.o: $(RUBY_EXTCONF_H)
+ellipsize.o: $(arch_hdrdir)/ruby/config.h
+ellipsize.o: $(hdrdir)/ruby/defines.h
+ellipsize.o: $(hdrdir)/ruby/intern.h
+ellipsize.o: $(hdrdir)/ruby/missing.h
+ellipsize.o: $(hdrdir)/ruby/ruby.h
+ellipsize.o: $(hdrdir)/ruby/st.h
+ellipsize.o: $(hdrdir)/ruby/subst.h
+ellipsize.o: $(top_srcdir)/include/ruby.h
+ellipsize.o: ellipsize.c
+enc_associate.o: $(RUBY_EXTCONF_H)
+enc_associate.o: $(arch_hdrdir)/ruby/config.h
+enc_associate.o: $(hdrdir)/ruby/defines.h
+enc_associate.o: $(hdrdir)/ruby/encoding.h
+enc_associate.o: $(hdrdir)/ruby/intern.h
+enc_associate.o: $(hdrdir)/ruby/missing.h
+enc_associate.o: $(hdrdir)/ruby/oniguruma.h
+enc_associate.o: $(hdrdir)/ruby/ruby.h
+enc_associate.o: $(hdrdir)/ruby/st.h
+enc_associate.o: $(hdrdir)/ruby/subst.h
+enc_associate.o: $(top_srcdir)/include/ruby.h
+enc_associate.o: enc_associate.c
+enc_str_buf_cat.o: $(RUBY_EXTCONF_H)
+enc_str_buf_cat.o: $(arch_hdrdir)/ruby/config.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/defines.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/encoding.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/intern.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/missing.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/oniguruma.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/ruby.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/st.h
+enc_str_buf_cat.o: $(hdrdir)/ruby/subst.h
+enc_str_buf_cat.o: enc_str_buf_cat.c
+init.o: $(RUBY_EXTCONF_H)
+init.o: $(arch_hdrdir)/ruby/config.h
+init.o: $(hdrdir)/ruby/defines.h
+init.o: $(hdrdir)/ruby/intern.h
+init.o: $(hdrdir)/ruby/missing.h
+init.o: $(hdrdir)/ruby/ruby.h
+init.o: $(hdrdir)/ruby/st.h
+init.o: $(hdrdir)/ruby/subst.h
+init.o: $(top_srcdir)/include/ruby.h
+init.o: init.c
+modify.o: $(RUBY_EXTCONF_H)
+modify.o: $(arch_hdrdir)/ruby/config.h
+modify.o: $(hdrdir)/ruby/defines.h
+modify.o: $(hdrdir)/ruby/intern.h
+modify.o: $(hdrdir)/ruby/missing.h
+modify.o: $(hdrdir)/ruby/ruby.h
+modify.o: $(hdrdir)/ruby/st.h
+modify.o: $(hdrdir)/ruby/subst.h
+modify.o: $(top_srcdir)/include/ruby.h
+modify.o: modify.c
+normalize.o: $(RUBY_EXTCONF_H)
+normalize.o: $(arch_hdrdir)/ruby/config.h
+normalize.o: $(hdrdir)/ruby/defines.h
+normalize.o: $(hdrdir)/ruby/encoding.h
+normalize.o: $(hdrdir)/ruby/intern.h
+normalize.o: $(hdrdir)/ruby/io.h
+normalize.o: $(hdrdir)/ruby/missing.h
+normalize.o: $(hdrdir)/ruby/oniguruma.h
+normalize.o: $(hdrdir)/ruby/ruby.h
+normalize.o: $(hdrdir)/ruby/st.h
+normalize.o: $(hdrdir)/ruby/subst.h
+normalize.o: $(top_srcdir)/include/ruby.h
+normalize.o: $(top_srcdir)/internal.h
+normalize.o: normalize.c
+qsort.o: $(RUBY_EXTCONF_H)
+qsort.o: $(arch_hdrdir)/ruby/config.h
+qsort.o: $(hdrdir)/ruby/defines.h
+qsort.o: $(hdrdir)/ruby/encoding.h
+qsort.o: $(hdrdir)/ruby/intern.h
+qsort.o: $(hdrdir)/ruby/missing.h
+qsort.o: $(hdrdir)/ruby/oniguruma.h
+qsort.o: $(hdrdir)/ruby/ruby.h
+qsort.o: $(hdrdir)/ruby/st.h
+qsort.o: $(hdrdir)/ruby/subst.h
+qsort.o: $(hdrdir)/ruby/util.h
+qsort.o: $(top_srcdir)/include/ruby.h
+qsort.o: qsort.c
+set_len.o: $(RUBY_EXTCONF_H)
+set_len.o: $(arch_hdrdir)/ruby/config.h
+set_len.o: $(hdrdir)/ruby/defines.h
+set_len.o: $(hdrdir)/ruby/intern.h
+set_len.o: $(hdrdir)/ruby/missing.h
+set_len.o: $(hdrdir)/ruby/ruby.h
+set_len.o: $(hdrdir)/ruby/st.h
+set_len.o: $(hdrdir)/ruby/subst.h
+set_len.o: $(top_srcdir)/include/ruby.h
+set_len.o: set_len.c
+# AUTOGENERATED DEPENDENCIES END
diff --git a/jni/ruby/ext/-test-/string/ellipsize.c b/jni/ruby/ext/-test-/string/ellipsize.c
new file mode 100644
index 0000000..0451519
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/ellipsize.c
@@ -0,0 +1,13 @@
+#include "ruby.h"
+
+static VALUE
+bug_str_ellipsize(VALUE str, VALUE len)
+{
+    return rb_str_ellipsize(str, NUM2LONG(len));
+}
+
+void
+Init_ellipsize(VALUE klass)
+{
+    rb_define_method(klass, "ellipsize", bug_str_ellipsize, 1);
+}
diff --git a/jni/ruby/ext/-test-/string/enc_associate.c b/jni/ruby/ext/-test-/string/enc_associate.c
new file mode 100644
index 0000000..d6614fb
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/enc_associate.c
@@ -0,0 +1,14 @@
+#include "ruby.h"
+#include "ruby/encoding.h"
+
+VALUE
+bug_str_enc_associate(VALUE str, VALUE enc)
+{
+    return rb_enc_associate(str, rb_to_encoding(enc));
+}
+
+void
+Init_enc_associate(VALUE klass)
+{
+    rb_define_method(klass, "associate_encoding!", bug_str_enc_associate, 1);
+}
diff --git a/jni/ruby/ext/-test-/string/enc_str_buf_cat.c b/jni/ruby/ext/-test-/string/enc_str_buf_cat.c
new file mode 100644
index 0000000..5d583c6
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/enc_str_buf_cat.c
@@ -0,0 +1,14 @@
+#include "ruby/ruby.h"
+#include "ruby/encoding.h"
+
+static VALUE
+enc_str_buf_cat(VALUE str, VALUE str2)
+{
+    return rb_enc_str_buf_cat(str, RSTRING_PTR(str2), RSTRING_LEN(str2), rb_enc_get(str2));
+}
+
+void
+Init_enc_str_buf_cat(VALUE klass)
+{
+    rb_define_method(klass, "enc_str_buf_cat", enc_str_buf_cat, 1);
+}
diff --git a/jni/ruby/ext/-test-/string/extconf.h b/jni/ruby/ext/-test-/string/extconf.h
new file mode 100644
index 0000000..48f039d
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/extconf.h
@@ -0,0 +1,4 @@
+#ifndef EXTCONF_H
+#define EXTCONF_H
+#define TEST_INIT_FUNCS(X) X(enc_associate) X(qsort) X(cstr) X(coderange) X(normalize) X(set_len) X(nofree) X(enc_str_buf_cat) X(ellipsize) X(modify)
+#endif
diff --git a/jni/ruby/ext/-test-/string/extconf.rb b/jni/ruby/ext/-test-/string/extconf.rb
new file mode 100644
index 0000000..10d33cb
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/extconf.rb
@@ -0,0 +1,7 @@
+$INCFLAGS << " -I$(topdir) -I$(top_srcdir)"
+$srcs = Dir[File.join($srcdir, "*.{#{SRC_EXT.join(%q{,})}}")]
+inits = $srcs.map {|s| File.basename(s, ".*")}
+inits.delete("init")
+inits.map! {|s|"X(#{s})"}
+$defs << "-DTEST_INIT_FUNCS(X)=\"#{inits.join(' ')}\""
+create_makefile("-test-/string/string")
diff --git a/jni/ruby/ext/-test-/string/init.c b/jni/ruby/ext/-test-/string/init.c
new file mode 100644
index 0000000..0b3e4a6
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/init.c
@@ -0,0 +1,11 @@
+#include "ruby.h"
+
+#define init(n) {void Init_##n(VALUE klass); Init_##n(klass);}
+
+void
+Init_string(void)
+{
+    VALUE mBug = rb_define_module("Bug");
+    VALUE klass = rb_define_class_under(mBug, "String", rb_cString);
+    TEST_INIT_FUNCS(init);
+}
diff --git a/jni/ruby/ext/-test-/string/modify.c b/jni/ruby/ext/-test-/string/modify.c
new file mode 100644
index 0000000..ddd2efd
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/modify.c
@@ -0,0 +1,22 @@
+#include "ruby.h"
+
+VALUE
+bug_str_modify(VALUE str)
+{
+    rb_str_modify(str);
+    return str;
+}
+
+VALUE
+bug_str_modify_expand(VALUE str, VALUE expand)
+{
+    rb_str_modify_expand(str, NUM2LONG(expand));
+    return str;
+}
+
+void
+Init_modify(VALUE klass)
+{
+    rb_define_method(klass, "modify!", bug_str_modify, 0);
+    rb_define_method(klass, "modify_expand!", bug_str_modify_expand, 1);
+}
diff --git a/jni/ruby/ext/-test-/string/nofree.c b/jni/ruby/ext/-test-/string/nofree.c
new file mode 100644
index 0000000..d3d8071
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/nofree.c
@@ -0,0 +1,13 @@
+#include "ruby.h"
+
+VALUE
+bug_str_nofree(VALUE self)
+{
+    return rb_str_new_cstr("abcdef");
+}
+
+void
+Init_nofree(VALUE klass)
+{
+    rb_define_singleton_method(klass, "nofree", bug_str_nofree, 0);
+}
diff --git a/jni/ruby/ext/-test-/string/normalize.c b/jni/ruby/ext/-test-/string/normalize.c
new file mode 100644
index 0000000..2e16a46
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/normalize.c
@@ -0,0 +1,17 @@
+#include "internal.h"
+
+#ifdef __APPLE__
+static VALUE
+normalize_ospath(VALUE str)
+{
+    return rb_str_normalize_ospath(RSTRING_PTR(str), RSTRING_LEN(str));
+}
+#else
+#define normalize_ospath rb_f_notimplement
+#endif
+
+void
+Init_normalize(VALUE klass)
+{
+    rb_define_method(klass, "normalize_ospath", normalize_ospath, 0);
+}
diff --git a/jni/ruby/ext/-test-/string/qsort.c b/jni/ruby/ext/-test-/string/qsort.c
new file mode 100644
index 0000000..0b34936
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/qsort.c
@@ -0,0 +1,61 @@
+#include "ruby.h"
+#include "ruby/util.h"
+#include "ruby/encoding.h"
+
+struct sort_data {
+    rb_encoding *enc;
+    long elsize;
+};
+
+static int
+cmp_1(const void *ap, const void *bp, void *dummy)
+{
+    struct sort_data *d = dummy;
+    VALUE a = rb_enc_str_new(ap, d->elsize, d->enc);
+    VALUE b = rb_enc_str_new(bp, d->elsize, d->enc);
+    VALUE retval = rb_yield_values(2, a, b);
+    return rb_cmpint(retval, a, b);
+}
+
+static int
+cmp_2(const void *ap, const void *bp, void *dummy)
+{
+    int a = *(const unsigned char *)ap;
+    int b = *(const unsigned char *)bp;
+    return a - b;
+}
+
+static VALUE
+bug_str_qsort_bang(int argc, VALUE *argv, VALUE str)
+{
+    VALUE beg, len, size;
+    long l, b = 0, n, s = 1;
+    struct sort_data d;
+
+    rb_scan_args(argc, argv, "03", &beg, &len, &size);
+    l = RSTRING_LEN(str);
+    if (!NIL_P(beg) && (b = NUM2INT(beg)) < 0 && (b += l) < 0) {
+	rb_raise(rb_eArgError, "out of bounds");
+    }
+    if (!NIL_P(size) && (s = NUM2INT(size)) < 0) {
+	rb_raise(rb_eArgError, "negative size");
+    }
+    if (NIL_P(len) ||
+	(((n = NUM2INT(len)) < 0) ?
+	 (rb_raise(rb_eArgError, "negative length"), 0) :
+	 (b + n * s > l))) {
+	n = (l - b) / s;
+    }
+    rb_str_modify(str);
+    d.enc = rb_enc_get(str);
+    d.elsize = s;
+    ruby_qsort(RSTRING_PTR(str) + b, n, s,
+	       rb_block_given_p() ? cmp_1 : cmp_2, &d);
+    return str;
+}
+
+void
+Init_qsort(VALUE klass)
+{
+    rb_define_method(klass, "qsort!", bug_str_qsort_bang, -1);
+}
diff --git a/jni/ruby/ext/-test-/string/set_len.c b/jni/ruby/ext/-test-/string/set_len.c
new file mode 100644
index 0000000..3c7d19d
--- /dev/null
+++ b/jni/ruby/ext/-test-/string/set_len.c
@@ -0,0 +1,14 @@
+#include "ruby.h"
+
+static VALUE
+bug_str_set_len(VALUE str, VALUE len)
+{
+    rb_str_set_len(str, NUM2LONG(len));
+    return str;
+}
+
+void
+Init_set_len(VALUE klass)
+{
+    rb_define_method(klass, "set_len", bug_str_set_len, 1);
+}