[linux-2.6-block.git] / tools / perf / perf-read-vdso.c

#include <stdio.h>
#include <string.h>

#define VDSO__MAP_NAME "[vdso]"

/*
 * Include definition of find_vdso_map() also used in util/vdso.c for
 * building perf.
 */
#include "util/find-vdso-map.c"

int main(void)
{
	void *start, *end;
	size_t size, written;

	if (find_vdso_map(&start, &end))
		return 1;

	size = end - start;

	while (size) {
		written = fwrite(start, 1, size, stdout);
		if (!written)
			return 1;
		start += written;
		size -= written;
	}

	if (fflush(stdout))
		return 1;

	return 0;
}
Commit	Line	Data
e477f3f0 AH	1	#include <stdio.h>
	2	#include <string.h>
	3
	4	#define VDSO__MAP_NAME "[vdso]"
	5
	6	/*
	7	* Include definition of find_vdso_map() also used in util/vdso.c for
	8	* building perf.
	9	*/
	10	#include "util/find-vdso-map.c"
	11
	12	int main(void)
	13	{
	14	void start, end;
	15	size_t size, written;
	16
	17	if (find_vdso_map(&start, &end))
	18	return 1;
	19
	20	size = end - start;
	21
	22	while (size) {
	23	written = fwrite(start, 1, size, stdout);
	24	if (!written)
	25	return 1;
	26	start += written;
	27	size -= written;
	28	}
	29
	30	if (fflush(stdout))
	31	return 1;
	32
	33	return 0;
	34	}