racket/collects/mzscheme/examples/helloprint.c
Matthew Flatt 5dc1f6577a updated for mzc --xform
svn: r972
2005-10-04 19:47:02 +00:00

36 lines
835 B
C

/* Like hello.c, but prints to the current output port and returns
(void). */
#include "escheme.h"
Scheme_Object *scheme_reload(Scheme_Env *env)
{
/* Make the string: */
Scheme_Object *hw;
hw = scheme_make_utf8_string("Hello, World!\n");
/* Display it: */
scheme_display(hw, scheme_get_param(scheme_current_config(),
MZCONFIG_OUTPUT_PORT));
/* Why not just
printf("Hello, World!\n");
? That would write to stdout, which may or may not be the same as
the current output port. But sometimes printf() is what you
want. */
return scheme_void;
}
Scheme_Object *scheme_initialize(Scheme_Env *env)
{
/* First load is same as every load: */
return scheme_reload(env);
}
Scheme_Object *scheme_module_name()
{
/* This extension doesn't define a module: */
return scheme_false;
}