Fix allocation of processes. Closes #166.

Process.c

@@ -647,14 +647,12 @@ static void Process_display(Object* cast, RichString* out) {
    assert(out->chlen > 0);
 }
 
-void Process_delete(Object* cast) {
+void Process_done(Process* this) {
-   Process* this = (Process*) cast;
    assert (this != NULL);
    free(this->comm);
 #ifdef HAVE_CGROUP
    free(this->cgroup);
 #endif
-   free(this);
 }
 
 ObjectClass Process_class = {
@@ -664,9 +662,7 @@ ObjectClass Process_class = {
    .compare = Process_compare
 };
 
-Process* Process_new(struct Settings_* settings) {
+void Process_init(Process* this, struct Settings_* settings) {
-   Process* this = calloc(1, sizeof(Process));
-   Object_setClass(this, Class(Process));
    this->pid = 0;
    this->settings = settings;
    this->tag = false;
@@ -682,7 +678,6 @@ Process* Process_new(struct Settings_* settings) {
    this->cgroup = NULL;
 #endif
    if (Process_getuid == -1) Process_getuid = getuid();
-   return this;
 }
 
 void Process_toggleTag(Process* this) {

Process.h

@@ -191,11 +191,11 @@ void Process_setupColumnWidths();
 
 void Process_writeDefaultField(Process* this, RichString* str, ProcessField field);
 
-void Process_delete(Object* cast);
+void Process_done(Process* this);
 
 extern ObjectClass Process_class;
 
-Process* Process_new(struct Settings_* settings);
+void Process_init(Process* this, struct Settings_* settings);
 
 void Process_toggleTag(Process* this);
 

ProcessList.c

@@ -241,7 +241,6 @@ void ProcessList_expandTree(ProcessList* this) {
 }
 
 void ProcessList_rebuildPanel(ProcessList* this) {
-   int following = this->following;
    const char* incFilter = this->incFilter;
 
    int currPos = Panel_getSelectedIndex(this->panel);

ScreenManager.c

@@ -158,26 +158,20 @@ void ScreenManager_run(ScreenManager* this, Panel** lastFocus, int* lastKey) {
          double newTime = ((double)tv.tv_sec * 10) + ((double)tv.tv_usec / 100000);
          timeToRecalculate = (newTime - oldTime > this->settings->delay);
          if (newTime < oldTime) timeToRecalculate = true; // clock was adjusted?
-//fprintf(stderr, "\n%p %f ", this, newTime);
          if (doRefresh) {
             if (timeToRecalculate || forceRecalculate) {
                ProcessList_scan(this->header->pl);
-//fprintf(stderr, "scan ");
             }
-//fprintf(stderr, "sortTo=%d ", sortTimeout);
             if (sortTimeout == 0 || this->settings->treeView) {
                ProcessList_sort(this->header->pl);
-//fprintf(stderr, "sort ");
                sortTimeout = 1;
             }
             //this->header->pl->incFilter = IncSet_filter(inc);
             ProcessList_rebuildPanel(this->header->pl);
-//fprintf(stderr, "rebuild ");
             drawPanel = true;
          }
          if (timeToRecalculate || forceRecalculate) {
             Header_draw(this->header);
-//fprintf(stderr, "drawHeader ");
             oldTime = newTime;
             forceRecalculate = false;
          }
@@ -188,7 +182,6 @@ void ScreenManager_run(ScreenManager* this, Panel** lastFocus, int* lastKey) {
          for (int i = 0; i < panels; i++) {
             Panel* panel = (Panel*) Vector_get(this->panels, i);
             Panel_draw(panel, i == focus);
-//fprintf(stderr, "drawPanel ");
             if (i < panels) {
                if (this->orientation == HORIZONTAL) {
                   mvvline(panel->y, panel->x+panel->w, ' ', panel->h+1);
@@ -206,8 +199,6 @@ void ScreenManager_run(ScreenManager* this, Panel** lastFocus, int* lastKey) {
       int prevCh = ch;
       ch = getch();
 
-//fprintf(stderr, "ch=%d ", ch);
-      
       if (ch == KEY_MOUSE) {
          MEVENT mevent;
          int ok = getmouse(&mevent);
@@ -260,7 +251,6 @@ void ScreenManager_run(ScreenManager* this, Panel** lastFocus, int* lastKey) {
          } else
             closeTimeout = 0;
          drawPanel = false;
-//fprintf(stderr, "err ");
          continue;
       }
       drawPanel = true;
@@ -300,12 +290,10 @@ void ScreenManager_run(ScreenManager* this, Panel** lastFocus, int* lastKey) {
          quit = true;
          continue;
       default:
-//fprintf(stderr, "onKey ");
          sortTimeout = resetSortTimeout;
          Panel_onKey(panelFocus, ch);
          break;
       }
-//fprintf(stderr, "loop ");
    }
 
    if (lastFocus)

linux/LinuxProcess.c

@@ -10,6 +10,7 @@ in the source distribution for its full text.
 #include "LinuxProcess.h"
 #include "CRT.h"
 
+#include <stdlib.h>
 #include <unistd.h>
 #include <sys/syscall.h>
 
@@ -22,8 +23,23 @@ typedef struct LinuxProcess_ {
    IOPriority ioPriority;
 } LinuxProcess;
 
+#define Process_delete LinuxProcess_delete
+
 }*/
 
+LinuxProcess* LinuxProcess_new(Settings* settings) {
+   LinuxProcess* this = calloc(sizeof(LinuxProcess), 1);
+   Process_init(&this->super, settings);
+   return this;
+}
+
+void LinuxProcess_delete(Object* cast) {
+   LinuxProcess* this = (LinuxProcess*) this;
+   Object_setClass(this, Class(Process));
+   Process_done((Process*)cast);
+   free(this);
+}
+
 /*
 [1] Note that before kernel 2.6.26 a process that has not asked for
 an io priority formally uses "none" as scheduling class, but the

linux/LinuxProcess.h

@@ -17,6 +17,12 @@ typedef struct LinuxProcess_ {
    IOPriority ioPriority;
 } LinuxProcess;
 
+#define Process_delete LinuxProcess_delete
+
+
+LinuxProcess* LinuxProcess_new(Settings* settings);
+
+void LinuxProcess_delete(Object* cast);
 
 /*
 [1] Note that before kernel 2.6.26 a process that has not asked for

linux/LinuxProcessList.c

@@ -375,6 +375,7 @@ static void LinuxProcessList_readCGroupFile(Process* process, const char* dirnam
       int nFields;
       char** fields = String_split(trimmed, ':', &nFields);
       free(trimmed);
+      free(process->cgroup);
       if (nFields >= 3) {
          process->cgroup = strndup(fields[2] + 1, 10);
       } else {
@@ -521,7 +522,7 @@ static bool LinuxProcessList_processEntries(LinuxProcessList* this, const char*
          process = existingProcess;
          assert(process->pid == pid);
       } else {
-         process = Process_new(settings);
+         process = (Process*) LinuxProcess_new(settings);
          assert(process->comm == NULL);
          process->pid = pid;
          process->tgid = parent ? parent->pid : pid;
@@ -625,7 +626,7 @@ static bool LinuxProcessList_processEntries(LinuxProcessList* this, const char*
          if (existingProcess)
             ProcessList_remove((ProcessList*)this, process);
          else
-            Process_delete((Object*)process);
+            LinuxProcess_delete((Object*)process);
       }
    }
    closedir(dir);

linux/Platform.c

@@ -29,6 +29,7 @@ in the source distribution for its full text.
 #include "Action.h"
 #include "MainPanel.h"
 #include "BatteryMeter.h"
+#include "LinuxProcess.h"
 }*/
 
 static Htop_Reaction Platform_actionSetIOPriority(State* st) {

linux/Platform.h

@@ -12,6 +12,7 @@ in the source distribution for its full text.
 #include "Action.h"
 #include "MainPanel.h"
 #include "BatteryMeter.h"
+#include "LinuxProcess.h"
 
 void Platform_setBindings(Htop_Action* keys);