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#include <glibtop.h>
#include <glib.h>
#include <string.h>
#include <stdlib.h>
#include <fcntl.h>
unsigned long long
get_scaled(const char *buffer, const char *key)
{
const char *ptr;
char *next;
unsigned long long value = 0;
if ((ptr = strstr(buffer, key)))
{
ptr += strlen(key);
value = strtoull(ptr, &next, 0);
if (strchr(next, 'k'))
value *= 1024;
else if (strchr(next, 'M'))
value *= 1024 * 1024;
}
return value;
}
int
proc_file_to_buffer (char *buffer, const char *fmt, pid_t pid)
{
char filename [256];
int fd;
ssize_t len;
g_snprintf (filename, sizeof filename, fmt, pid);
fd = open (filename, O_RDONLY);
if (fd < 0) return -1;
len = read (fd, buffer, BUFSIZ-1);
close (fd);
if (len < 0) return -1;
buffer [len] = '\0';
return 0;
}
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