Files
libgtop/sysdeps/linux/glibtop_server.c
Benoît Dejean e12ac5f40c Whitespace cleanup.
* loadavg.c: (glibtop_get_loadavg_s): Whitespace cleanup.

        * ppp.c: (get_ISDN_stats), (is_ISDN_on): Replace g_malloc by an
        array.

        * glibtop_server.c: (get_pageshift):
        * glibtop_server.h:
        * procmem.c: (glibtop_init_proc_mem_s), (glibtop_get_proc_mem_s):
        * procsegment.c: (glibtop_init_proc_segment_s),
        (glibtop_get_proc_segment_s): Moved the pageshift calculation to
        glibtop_server.[ch]

        * procstate.c: (glibtop_get_proc_state_s):
        * procuid.c: (glibtop_get_proc_uid_s):
        * sysinfo.c: (init_sysinfo): Minor cleanups.
2004-06-18 07:24:58 +00:00

74 lines
1.1 KiB
C

#include <glibtop.h>
#include <glib.h>
#include <string.h>
#include <stdlib.h>
#include <fcntl.h>
/* gcc warning bug */
unsigned get_pageshift();
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;
}
#warning "Ignore the following warning"
unsigned get_pageshift()
{
static unsigned pageshift = 0;
if(G_UNLIKELY(!pageshift))
{
register unsigned pagesize = getpagesize();
while( pagesize > 1 )
{
pagesize >>= 1;
pageshift++;
}
}
return pageshift;
}