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sanity checks

This commit is contained in:
Hisham Muhammad 2011-09-08 02:54:02 +00:00
parent f7fe4b4722
commit 978019d34f
2 changed files with 12 additions and 7 deletions
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3
LoadAverageMeter.c
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@ -20,13 +20,16 @@ int LoadMeter_attributes[] = { LOAD };
static inline void LoadAverageMeter_scan(double* one, double* five, double* fifteen) { static inline void LoadAverageMeter_scan(double* one, double* five, double* fifteen) {
int activeProcs, totalProcs, lastProc; int activeProcs, totalProcs, lastProc;
*one = 0; *five = 0; *fifteen = 0;
FILE *fd = fopen(PROCDIR "/loadavg", "r"); FILE *fd = fopen(PROCDIR "/loadavg", "r");
if (fd) {
int total = fscanf(fd, "%lf %lf %lf %d/%d %d", one, five, fifteen, int total = fscanf(fd, "%lf %lf %lf %d/%d %d", one, five, fifteen,
&activeProcs, &totalProcs, &lastProc); &activeProcs, &totalProcs, &lastProc);
(void) total; (void) total;
assert(total == 6); assert(total == 6);
fclose(fd); fclose(fd);
} }
}
static void LoadAverageMeter_setValues(Meter* this, char* buffer, int size) { static void LoadAverageMeter_setValues(Meter* this, char* buffer, int size) {
LoadAverageMeter_scan(&this->values[2], &this->values[1], &this->values[0]); LoadAverageMeter_scan(&this->values[2], &this->values[1], &this->values[0]);

2
UptimeMeter.c
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@ -21,8 +21,10 @@ int UptimeMeter_attributes[] = {
static void UptimeMeter_setValues(Meter* this, char* buffer, int len) { static void UptimeMeter_setValues(Meter* this, char* buffer, int len) {
double uptime = 0; double uptime = 0;
FILE* fd = fopen(PROCDIR "/uptime", "r"); FILE* fd = fopen(PROCDIR "/uptime", "r");
if (fd) {
fscanf(fd, "%lf", &uptime); fscanf(fd, "%lf", &uptime);
fclose(fd); fclose(fd);
}
int totalseconds = (int) ceil(uptime); int totalseconds = (int) ceil(uptime);
int seconds = totalseconds % 60; int seconds = totalseconds % 60;
int minutes = (totalseconds/60) % 60; int minutes = (totalseconds/60) % 60;