1#include <ruby.h> 2#include <ruby/encoding.h> 3 4static VALUE 5printf_test_i(VALUE self, VALUE obj) 6{ 7 char buf[256]; 8 snprintf(buf, sizeof(buf), "<%"PRIsVALUE">", obj); 9 return rb_usascii_str_new2(buf); 10} 11 12static VALUE 13printf_test_s(VALUE self, VALUE obj) 14{ 15 return rb_enc_sprintf(rb_usascii_encoding(), "<%"PRIsVALUE">", obj); 16} 17 18static VALUE 19printf_test_v(VALUE self, VALUE obj) 20{ 21 return rb_enc_sprintf(rb_usascii_encoding(), "{%+"PRIsVALUE"}", obj); 22} 23 24void 25Init_printf(void) 26{ 27 VALUE m = rb_define_module_under(rb_define_module("Bug"), "Printf"); 28 rb_define_singleton_method(m, "i", printf_test_i, 1); 29 rb_define_singleton_method(m, "s", printf_test_s, 1); 30 rb_define_singleton_method(m, "v", printf_test_v, 1); 31} 32