gstreamer/testsuite/refcounting/mem.c

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <unistd.h>
int
vmsize ()
{
int pid, fd, size, i, mem;
char filename[17], buf[256], *ptr, *end;
pid = getpid ();
snprintf (filename, 17, "/proc/%d/stat", pid);
fd = open (filename, O_RDONLY);
if (fd == -1) {
fprintf (stderr, "warning: could not open %s\n", filename);
return -1;
}
size = read (fd, buf, 240);
if (size == -1)
return -1;
ptr = buf;
for (i = 0; i < 22; i++)
ptr = (char *) strchr (ptr, ' ') + 1;
end = (char *) strchr (ptr, ' ');
*end = 0;
sscanf (ptr, "%d", &mem);
close (fd);
return mem;
}