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Working multi-terminal

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2009-12-24 21:54:37 +01:00
parent 3be7f8de12
commit 0aa6339849
6 changed files with 334 additions and 42 deletions
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42
include/grub/term.h
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@ -68,8 +68,6 @@ grub_term_color_state;
#define GRUB_TERM_NO_EDIT (1 << 1)
/* Set when the terminal cannot do fancy things. */
#define GRUB_TERM_DUMB (1 << 2)
/* Terminal is used as general output. */
#define GRUB_TERM_ACTIVE (1 << 3)
/* Set when the terminal needs to be initialized. */
#define GRUB_TERM_NEED_INIT (1 << 16)
@ -197,37 +195,65 @@ struct grub_term_output
};
typedef struct grub_term_output *grub_term_output_t;
extern struct grub_term_output *EXPORT_VAR(grub_term_outputs_disabled);
extern struct grub_term_input *EXPORT_VAR(grub_term_inputs_disabled);
extern struct grub_term_output *EXPORT_VAR(grub_term_outputs);
extern struct grub_term_input *EXPORT_VAR(grub_term_inputs);
static inline void
grub_term_register_input_active (const char *name __attribute__ ((unused)),
grub_term_input_t term)
{
if (term->init)
term->init ();
grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs), GRUB_AS_LIST (term));
}
static inline void
grub_term_register_input (const char *name __attribute__ ((unused)),
grub_term_input_t term)
{
grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs), GRUB_AS_LIST (term));
grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs_disabled),
GRUB_AS_LIST (term));
}
static inline void
grub_term_register_output_active (const char *name __attribute__ ((unused)),
grub_term_output_t term)
{
if (term->init)
term->init ();
grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs), GRUB_AS_LIST (term));
}
static inline void
grub_term_register_output (const char *name __attribute__ ((unused)),
grub_term_output_t term)
{
grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs), GRUB_AS_LIST (term));
grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs_disabled),
GRUB_AS_LIST (term));
}
static inline void
grub_term_unregister_input (grub_term_input_t term)
{
grub_list_remove (GRUB_AS_LIST_P (&grub_term_inputs), GRUB_AS_LIST (term));
grub_list_remove (GRUB_AS_LIST_P (&grub_term_inputs_disabled),
GRUB_AS_LIST (term));
}
static inline void
grub_term_unregister_output (grub_term_output_t term)
{
grub_list_remove (GRUB_AS_LIST_P (&grub_term_outputs), GRUB_AS_LIST (term));
grub_list_remove (GRUB_AS_LIST_P (&(grub_term_outputs_disabled)),
GRUB_AS_LIST (term));
}
#define FOR_ACTIVE_TERM_INPUTS(var) for (var = grub_term_inputs; var; var = var->next)
#define FOR_ACTIVE_TERM_OUTPUTS(var) for (var = grub_term_outputs; var; var = var->next) if (grub_term_is_active (var))
#define FOR_DISABLED_TERM_INPUTS(var) for (var = grub_term_inputs_disabled; var; var = var->next)
#define FOR_ACTIVE_TERM_OUTPUTS(var) for (var = grub_term_outputs; var; var = var->next)
#define FOR_DISABLED_TERM_OUTPUTS(var) for (var = grub_term_outputs_disabled; var; var = var->next)
void EXPORT_FUNC(grub_putchar) (int c);
void EXPORT_FUNC(grub_putcode) (grub_uint32_t code,
@ -335,12 +361,6 @@ grub_term_setcursor (struct grub_term_output *term, int on)
term->setcursor (on);
}
static inline int
grub_term_is_active (struct grub_term_output *term)
{
return !!(term->flags & GRUB_TERM_ACTIVE);
}
static inline grub_ssize_t
grub_term_getcharwidth (struct grub_term_output *term, grub_uint32_t c)
{