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macOS: keep scanning thread for versions before High Sierra (#728) 

Keep scanning threads for versions before High Sierra 13.0.0 and after 13.3.0.
This commit is contained in:
pmalhaire 2018-03-25 22:04:16 +02:00 committed by Hisham Muhammad
parent 1ef20d1f14
commit d4c4c02b97
1 changed files with 35 additions and 3 deletions
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38
darwin/DarwinProcessList.c
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@ -18,6 +18,34 @@ in the source distribution for its full text.
#include <sys/mman.h>
#include <utmpx.h>
#include <err.h>
#include <sys/sysctl.h>
#include <stdbool.h>
struct kern {
short int version[3];
};
void GetKernelVersion(struct kern *k) {
static short int version_[3] = {0};
if (!version_[0]) {
// just in case it fails someday
version_[0] = version_[1] = version_[2] = -1;
char str[256] = {0};
size_t size = sizeof(str);
int ret = sysctlbyname("kern.osrelease", str, &size, NULL, 0);
if (ret == 0) sscanf(str, "%hd.%hd.%hd", &version_[0], &version_[1], &version_[2]);
}
memcpy(k->version, version_, sizeof(version_));
}
int CompareKernelVersion(short int major, short int minor, short int component) {
struct kern k;
GetKernelVersion(&k);
if ( k.version[0] != major) return major - k.version[0];
if ( k.version[1] != minor) return minor - k.version[1];
if ( k.version[2] != component) return component - k.version[2];
return 0;
}
/*{
#include "ProcessList.h"
@ -170,9 +198,13 @@ void ProcessList_goThroughEntries(ProcessList* super) {
DarwinProcess_setFromKInfoProc(&proc->super, &ps[i], tv.tv_sec, preExisting);
DarwinProcess_setFromLibprocPidinfo(proc, dpl);
// Disabled due to bug in macOS High Sierra
// DarwinProcess_scanThreads(proc);
// Disabled for High Sierra due to bug in macOS High Sierra
bool isScanThreadSupported = ! ( CompareKernelVersion(17, 0, 0) >= 0 && CompareKernelVersion(17, 5, 0) < 0);
if (isScanThreadSupported){
DarwinProcess_scanThreads(proc);
}
super->totalTasks += 1;