diff options
| author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-09-06 12:07:08 +0000 |
|---|---|---|
| committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-09-06 12:07:08 +0000 |
| commit | 42a3e0dc55620664af3e6253f324711316b93934 (patch) | |
| tree | 28c825e69d739e1f06d14f9f221974f6752d92c6 /ext/-test- | |
| parent | 5aadc9d4ba39cfbdf0db64989bae945a165a0e65 (diff) | |
* rational.c: Include gmp.h if GMP is used.
(GMP_GCD_DIGITS): New macro.
(rb_gcd_gmp): New function.
(f_gcd_normal): Renamed from f_gcd.
(rb_gcd_normal): New function.
(f_gcd): Invoke rb_gcd_gmp or f_gcd_normal.
* internal.h (rb_gcd_normal): Declared.
(rb_gcd_gmp): Ditto.
* ext/-test-/rational: New directory.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42858 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/-test-')
| -rw-r--r-- | ext/-test-/rational/depend | 3 | ||||
| -rw-r--r-- | ext/-test-/rational/extconf.rb | 7 | ||||
| -rw-r--r-- | ext/-test-/rational/rat.c | 36 |
3 files changed, 46 insertions, 0 deletions
diff --git a/ext/-test-/rational/depend b/ext/-test-/rational/depend new file mode 100644 index 0000000000..a43589042b --- /dev/null +++ b/ext/-test-/rational/depend @@ -0,0 +1,3 @@ +$(OBJS): $(HDRS) $(ruby_headers) + +rat.o: rat.c $(top_srcdir)/internal.h diff --git a/ext/-test-/rational/extconf.rb b/ext/-test-/rational/extconf.rb new file mode 100644 index 0000000000..bd658def46 --- /dev/null +++ b/ext/-test-/rational/extconf.rb @@ -0,0 +1,7 @@ +$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-/rational") diff --git a/ext/-test-/rational/rat.c b/ext/-test-/rational/rat.c new file mode 100644 index 0000000000..49e216aa41 --- /dev/null +++ b/ext/-test-/rational/rat.c @@ -0,0 +1,36 @@ +#include "ruby.h" +#include "internal.h" + +static VALUE +big(VALUE x) +{ + if (FIXNUM_P(x)) + return rb_int2big(FIX2LONG(x)); + if (RB_TYPE_P(x, T_BIGNUM)) + return x; + rb_raise(rb_eTypeError, "can't convert %s to Bignum", + rb_obj_classname(x)); +} + +static VALUE +gcd_normal(VALUE x, VALUE y) +{ + return rb_big_norm(rb_gcd_normal(rb_to_int(x), rb_to_int(y))); +} + +#if defined(HAVE_LIBGMP) && defined(HAVE_GMP_H) +static VALUE +gcd_gmp(VALUE x, VALUE y) +{ + return rb_big_norm(rb_gcd_gmp(big(x), big(y))); +} +#else +#define gcd_gmp rb_f_notimplement +#endif + +void +Init_rational(VALUE klass) +{ + rb_define_method(rb_cInteger, "gcd_normal", gcd_normal, 1); + rb_define_method(rb_cInteger, "gcd_gmp", gcd_gmp, 1); +} |