#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "../debug.h"
#include "helpline.h"
#include "ui.h"
#include "../util.h"

char ui_helpline__current[512];

static void nop_helpline__pop(void)
{
}

static void nop_helpline__push(const char *msg __maybe_unused)
{
}

static int nop_helpline__show(const char *fmt __maybe_unused,
			       va_list ap __maybe_unused)
{
	return 0;
}

static struct ui_helpline default_helpline_fns = {
	.pop	= nop_helpline__pop,
	.push	= nop_helpline__push,
	.show	= nop_helpline__show,
};

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);
}

int ui_helpline__vshow(const char *fmt, va_list ap)
{
	return helpline_fns->show(fmt, ap);
}

void ui_helpline__printf(const char *fmt, ...)
{
	va_list ap;

	ui_helpline__pop();
	va_start(ap, fmt);
	ui_helpline__vpush(fmt, ap);
	va_end(ap);
}
lass='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=1deeaa0b86973bef6629396cc0f5f092872bb6de'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/net?id=1deeaa0b86973bef6629396cc0f5f092872bb6de'>net</a>/<a href='/cgit.cgi/linux/net-next.git/log/net/ncsi?id=1deeaa0b86973bef6629396cc0f5f092872bb6de'>ncsi</a>/<a href='/cgit.cgi/linux/net-next.git/log/net/ncsi/ncsi-cmd.c?id=1deeaa0b86973bef6629396cc0f5f092872bb6de'>ncsi-cmd.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/net/ncsi/ncsi-cmd.c?id=1deeaa0b86973bef6629396cc0f5f092872bb6de&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>