#define MAX(A, B)               ((A) > (B) ? (A) : (B))

static void incnmaster(const Arg *arg);

static void setmfact(const Arg *arg);

}
void
incnmaster(const Arg *arg)
{
	selmon->nmaster = MAX(selmon->nmaster + arg->i, 0);

/* arg > 1.0 will set mfact absolutely */

setmfact(const Arg *arg)
{
	float f;
	if (!arg || !selmon->lt[selmon->sellt]->arrange)
		return;
	f = arg->f < 1.0 ? arg->f + selmon->mfact : arg->f - 1.0;
	if (f < 0.1 || f > 0.9)
		return;
	selmon->mfact = f;
}
void

	{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_Return,     spawn,          {.v = termcmd } },

	{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_Return,     spawn,          {.v = termcmd} },

	{ MODKEY,                    XKB_KEY_i,          incnmaster,     {.i = +1} },
	{ MODKEY,                    XKB_KEY_d,          incnmaster,     {.i = -1} },
	{ MODKEY,                    XKB_KEY_h,          setmfact,       {.f = -0.05} },
	{ MODKEY,                    XKB_KEY_l,          setmfact,       {.f = +0.05} },