Commit b232e073 authored Sep 10, 2012 by Jiri Olsa Committed by Arnaldo Carvalho de Melo Sep 11, 2012

perf tools: Add memdup function



Adding memdup function to duplicate region of memory.

  void *memdup(const void *src, size_t len)

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1347295819-23177-3-git-send-email-jolsa@redhat.com


Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

parent bdde3716

tools/perf/util/include/linux/string.h

+2 −0

Original line number	Diff line number	Diff line
		#include <string.h>

		void memdup(const void src, size_t len);

tools/perf/util/string.c

+17 −1

Original line number	Diff line number	Diff line
		#include "util.h"
		#include "string.h"
		#include "linux/string.h"

		#define K 1024LL
		/*
		@@ -335,3 +335,19 @@ char rtrim(char s)

		return s;
		}

		/**
		* memdup - duplicate region of memory
		* @src: memory region to duplicate
		* @len: memory region length
		*/
		void memdup(const void src, size_t len)
		{
		void *p;

		p = malloc(len);
		if (p)
		memcpy(p, src, len);

		return p;
		}