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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "../debug.h"
#include "helpline.h"
#include "ui.h"
char ui_helpline__current[512];
static void nop_helpline__pop(void)
{
}
static void nop_helpline__push(const char *msg __used)
{
}
static struct ui_helpline default_helpline_fns = {
.pop = nop_helpline__pop,
.push = nop_helpline__push,
};
struct ui_helpline *helpline_fns = &default_helpline_fns;
void ui_helpline__pop(void)
{
helpline_fns->pop();
}
void ui_helpline__push(const char *msg)
{
helpline_fns->push(msg);
}
void ui_helpline__vpush(const char *fmt, va_list ap)
{
char *s;
if (vasprintf(&s, fmt, ap) < 0)
vfprintf(stderr, fmt, ap);
else {
ui_helpline__push(s);
free(s);
}
}
void ui_helpline__fpush(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
ui_helpline__vpush(fmt, ap);
va_end(ap);
}
void ui_helpline__puts(const char *msg)
{
ui_helpline__pop();
ui_helpline__push(msg);
}
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