2
0
mirror of https://github.com/munin-monitoring/contrib.git synced 2018-11-08 00:59:34 +01:00
contrib-munin/tools/munin-plugins-busybox/processes.c
2013-01-28 13:29:19 +01:00

43 lines
940 B
C

#include <string.h>
#include <stdio.h>
#include <sys/types.h>
#include <dirent.h>
#include <ctype.h>
#include "common.h"
int processes(int argc, char **argv) {
DIR *d;
struct dirent *e;
char *s;
int n=0;
if(argc > 1) {
if(!strcmp(argv[1], "config")) {
puts("graph_title Number of Processes\n"
"graph_args --base 1000 -l 0 \n"
"graph_vlabel number of processes\n"
"graph_category processes\n"
"graph_info This graph shows the number of processes in the system.\n"
"processes.label processes\n"
"processes.draw LINE2\n"
"processes.info The current number of processes.");
return 0;
}
if(!strcmp(argv[1], "autoconf"))
return writeyes();
}
if(!(d = opendir("/proc"))) {
fputs("cannot open /proc\n", stderr);
return 1;
}
while((e = readdir(d))) {
for(s=e->d_name;*s;++s)
if(!isdigit(*s))
break;
if(!*s)
++n;
}
closedir(d);
printf("processes.value %d\n", n);
return 0;
}