ihost/libstatgrab/load_stat.c

#include <stdio.h>
#include <stdlib.h>
#include "ukcprog.h"

char* get_load_stats(){

        double loadav[3];
        char *xml_load_out;
#ifdef OLDLINUX
        FILE *f;
        char *loadavg;
        char *load_p;
#endif

#ifdef OLDLINUX
        if ((f=fopen("/proc/loadavg", "r" ))==NULL) {
                errf("Failed to open load averages (%m)");
                return NULL;
        }

        fscanf(f,"%lf %lf %lf", &loadav[0], &loadav[1], &loadav[2]);

        if ((fclose(f)) != 0) {
                errf("Failed to close file (%m).");
                return NULL;
        }
#else
        if((getloadavg(loadav,3)) == -1){
                errf("Failed to get load averages (%m)");
        }
#endif

        xml_load_out=strf("<load><load1>%.2lf</load1><load5>%.2lf</load5><loag15>%.2lf</load15></load>\n", loadav[0], loadav[1], loadav[2]);

        return xml_load_out;
}
Revision:	1.1
Committed:	Sun May 12 19:10:55 2002 UTC (22 years, 6 months ago) by pajs
Content type:	text/plain
Branch:	MAIN
Log Message:	Gets system load averages.
#	Content
1	#include <stdio.h>
2	#include <stdlib.h>
3	#include "ukcprog.h"
4
5	char* get_load_stats(){
6
7	double loadav[3];
8	char *xml_load_out;
9	#ifdef OLDLINUX
10	FILE *f;
11	char *loadavg;
12	char *load_p;
13	#endif
14
15	#ifdef OLDLINUX
16	if ((f=fopen("/proc/loadavg", "r" ))==NULL) {
17	errf("Failed to open load averages (%m)");
18	return NULL;
19	}
20
21	fscanf(f,"%lf %lf %lf", &loadav[0], &loadav[1], &loadav[2]);
22
23	if ((fclose(f)) != 0) {
24	errf("Failed to close file (%m).");
25	return NULL;
26	}
27	#else
28	if((getloadavg(loadav,3)) == -1){
29	errf("Failed to get load averages (%m)");
30	}
31	#endif
32
33	xml_load_out=strf("<load><load1>%.2lf</load1><load5>%.2lf</load5><loag15>%.2lf</load15></load>\n", loadav[0], loadav[1], loadav[2]);
34
35	return xml_load_out;
36	}