Plan 9 from Bell Labs’s /usr/web/sources/patch/applied/dt.devhostopen/sprint.c

Copyright © 2021 Plan 9 Foundation.
Distributed under the MIT License.
Download the Plan 9 distribution.


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

int
sprint(char *buf, char *fmt, ...)
{
	int n;
	uint len;
	va_list args;

	len = 1<<30;  /* big number, but sprint is deprecated anyway */
	/*
	 * on PowerPC, the stack is near the top of memory, so
	 * we must be sure not to overflow a 32-bit pointer.
	 */
	if(buf+len < buf)
		len = -(uintptr_t)buf-1;

	va_start(args, fmt);
	n = vsnprint(buf, len, fmt, args);
	va_end(args);
	return n;
}

Bell Labs OSI certified Powered by Plan 9

(Return to Plan 9 Home Page)

Copyright © 2021 Plan 9 Foundation. All Rights Reserved.
Comments to webmaster@9p.io.