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WebSVN – planix.SVN – Blame – /os/branches/feature_tlsv12/sys/src/cmd/unix/drawterm/libc/sprint.c – Rev 2

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#include <u.h>
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#include <libc.h>
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#include "fmtdef.h"
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int
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sprint(char *buf, char *fmt, ...)
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{
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	int n;
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	uint len;
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	va_list args;
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	len = 1<<30;  /* big number, but sprint is deprecated anyway */
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	/*
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	 * on PowerPC, the stack is near the top of memory, so
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	 * we must be sure not to overflow a 32-bit pointer.
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	 */
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	if((uintptr)buf+len < (uintptr)buf)
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		len = -(uintptr)buf-1;
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	va_start(args, fmt);
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	n = vsnprint(buf, len, fmt, args);
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	va_end(args);
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	return n;
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}