shithub: drawterm-fdroid

ref: 51afb6e1319846bf3f1a4ab6cf69fdf7cf3865e1
dir: /libc/fmtvprint.c/

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#include <u.h>
#include <libc.h>
#include "fmtdef.h"


/*
 * format a string into the output buffer
 * designed for formats which themselves call fmt,
 * but ignore any width flags
 */
int
fmtvprint(Fmt *f, char *fmt, va_list args)
{
	va_list va;
	int n;

	f->flags = 0;
	f->width = 0;
	f->prec = 0;
	VA_COPY(va,f->args);
	VA_END(f->args);
	VA_COPY(f->args,args);
	n = dofmt(f, fmt);
	f->flags = 0;
	f->width = 0;
	f->prec = 0;
	VA_END(f->args);
	VA_COPY(f->args,va);
	VA_END(va);
	if(n >= 0)
		return 0;
	return n;
}