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Add completion handling for dynamic meters and columns

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Be sure to free dynamic memory allocated for meters and
columns strings, no-op on platforms other than pcp.

Closes #774
This commit is contained in:
Nathan Scott
2021-09-03 12:11:31 +10:00
committed by BenBE
parent 9b30870eec
commit c0c2bb98a2
19 changed files with 96 additions and 4 deletions
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12
pcp/PCPDynamicColumn.c
View File

@ -226,6 +226,18 @@ void PCPDynamicColumns_init(PCPDynamicColumns* columns) {
free(path);
}
static void PCPDynamicColumns_free(ATTR_UNUSED ht_key_t key, void* value, ATTR_UNUSED void* data) {
PCPDynamicColumn* column = (PCPDynamicColumn*) value;
free(column->metricName);
free(column->super.heading);
free(column->super.caption);
free(column->super.description);
}
void PCPDynamicColumns_done(Hashtable* table) {
Hashtable_foreach(table, PCPDynamicColumns_free, NULL);
}
void PCPDynamicColumn_writeField(PCPDynamicColumn* this, const Process* proc, RichString* str) {
const PCPProcess* pp = (const PCPProcess*) proc;
unsigned int type = PCPMetric_type(this->id);

2
pcp/PCPDynamicColumn.h
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@ -26,6 +26,8 @@ typedef struct PCPDynamicColumns_ {
void PCPDynamicColumns_init(PCPDynamicColumns* columns);
void PCPDynamicColumns_done(Hashtable* table);
void PCPDynamicColumn_writeField(PCPDynamicColumn* this, const Process* proc, RichString* str);
int PCPDynamicColumn_compareByKey(const PCPProcess* p1, const PCPProcess* p2, ProcessField key);

16
pcp/PCPDynamicMeter.c
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@ -283,6 +283,22 @@ void PCPDynamicMeters_init(PCPDynamicMeters* meters) {
free(path);
}
static void PCPDynamicMeter_free(ATTR_UNUSED ht_key_t key, void* value, ATTR_UNUSED void* data) {
PCPDynamicMeter* meter = (PCPDynamicMeter*) value;
for (size_t i = 0; i < meter->totalMetrics; i++) {
free(meter->metrics[i].name);
free(meter->metrics[i].label);
free(meter->metrics[i].suffix);
}
free(meter->metrics);
free(meter->super.caption);
free(meter->super.description);
}
void PCPDynamicMeters_done(Hashtable* table) {
Hashtable_foreach(table, PCPDynamicMeter_free, NULL);
}
void PCPDynamicMeter_enable(PCPDynamicMeter* this) {
for (size_t i = 0; i < this->totalMetrics; i++)
PCPMetric_enable(this->metrics[i].id, true);

2
pcp/PCPDynamicMeter.h
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@ -33,6 +33,8 @@ typedef struct PCPDynamicMeters_ {
void PCPDynamicMeters_init(PCPDynamicMeters* meters);
void PCPDynamicMeters_done(Hashtable* table);
void PCPDynamicMeter_enable(PCPDynamicMeter* this);
void PCPDynamicMeter_updateValues(PCPDynamicMeter* this, Meter* meter);

8
pcp/Platform.c
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@ -363,6 +363,14 @@ void Platform_init(void) {
Platform_getMaxPid();
}
void Platform_dynamicColumnsDone(Hashtable* columns) {
PCPDynamicColumns_done(columns);
}
void Platform_dynamicMetersDone(Hashtable* meters) {
PCPDynamicMeters_done(meters);
}
void Platform_done(void) {
pmDestroyContext(pcp->context);
if (pcp->result)

4
pcp/Platform.h
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@ -138,6 +138,8 @@ void Platform_gettime_monotonic(uint64_t* msec);
Hashtable* Platform_dynamicMeters(void);
void Platform_dynamicMetersDone(Hashtable* meters);
void Platform_dynamicMeterInit(Meter* meter);
void Platform_dynamicMeterUpdateValues(Meter* meter);
@ -146,6 +148,8 @@ void Platform_dynamicMeterDisplay(const Meter* meter, RichString* out);
Hashtable* Platform_dynamicColumns(void);
void Platform_dynamicColumnsDone(Hashtable* columns);
const char* Platform_dynamicColumnInit(unsigned int key);
bool Platform_dynamicColumnWriteField(const Process* proc, RichString* str, unsigned int key);