Refactor generating starttime string into Process class

Process.c

@@ -181,6 +181,12 @@ void Process_printTime(RichString* str, unsigned long long totalHundredths) {
    }
 }
 
+void Process_fillStarttimeBuffer(Process* this) {
+   struct tm date;
+   (void) localtime_r(&this->starttime_ctime, &date);
+   strftime(this->starttime_show, sizeof(this->starttime_show) - 1, (this->starttime_ctime > (time(NULL) - 86400)) ? "%R " : "%b%d ", &date);
+}
+
 static inline void Process_writeCommand(const Process* this, int attr, int baseattr, RichString* str) {
    int start = RichString_size(str), finish = 0;
    const char* comm = this->comm;

Process.h

@@ -156,6 +156,8 @@ void Process_colorNumber(RichString* str, unsigned long long number, bool colori
 
 void Process_printTime(RichString* str, unsigned long long totalHundredths);
 
+void Process_fillStarttimeBuffer(Process* this);
+
 void Process_outputRate(RichString* str, char* buffer, int n, double rate, int coloring);
 
 void Process_display(const Object* cast, RichString* out);

darwin/DarwinProcess.c

@@ -50,14 +50,6 @@ bool Process_isThread(const Process* this) {
    return false;
 }
 
-void DarwinProcess_setStartTime(Process *proc, struct extern_proc *ep, time_t now) {
-   struct tm date;
-
-   proc->starttime_ctime = ep->p_starttime.tv_sec;
-   (void) localtime_r(&proc->starttime_ctime, &date);
-   strftime(proc->starttime_show, 7, ((proc->starttime_ctime > now - 86400) ? "%R " : "%b%d "), &date);
-}
-
 char *DarwinProcess_getCmdLine(struct kinfo_proc* k, int* basenameOffset) {
    /* This function is from the old Mac version of htop. Originally from ps? */
    int mib[3], argmax, nargs, c = 0;
@@ -201,7 +193,7 @@ ERROR_A:
    return retval;
 }
 
-void DarwinProcess_setFromKInfoProc(Process *proc, struct kinfo_proc *ps, time_t now, bool exists) {
+void DarwinProcess_setFromKInfoProc(Process *proc, struct kinfo_proc *ps, bool exists) {
    struct extern_proc *ep = &ps->kp_proc;
 
    /* UNSET HERE :
@@ -231,7 +223,9 @@ void DarwinProcess_setFromKInfoProc(Process *proc, struct kinfo_proc *ps, time_t
       /* e_tdev == -1 for "no device" */
       proc->tty_nr = ps->kp_eproc.e_tdev & 0xff; /* TODO tty_nr is unsigned */
 
-      DarwinProcess_setStartTime(proc, ep, now);
+      proc->starttime_ctime = ep->p_starttime.tv_sec;
+      Process_fillStarttimeBuffer(proc);
+
       proc->comm = DarwinProcess_getCmdLine(ps, &(proc->basenameOffset));
    }
 

darwin/DarwinProcess.h

@@ -28,11 +28,9 @@ void Process_delete(Object* cast);
 
 bool Process_isThread(const Process* this);
 
-void DarwinProcess_setStartTime(Process *proc, struct extern_proc *ep, time_t now);
-
 char *DarwinProcess_getCmdLine(struct kinfo_proc* k, int* basenameOffset);
 
-void DarwinProcess_setFromKInfoProc(Process *proc, struct kinfo_proc *ps, time_t now, bool exists);
+void DarwinProcess_setFromKInfoProc(Process *proc, struct kinfo_proc *ps, bool exists);
 
 void DarwinProcess_setFromLibprocPidinfo(DarwinProcess *proc, DarwinProcessList *dpl);
 

darwin/DarwinProcessList.c

@@ -150,9 +150,6 @@ void ProcessList_goThroughEntries(ProcessList* super) {
 	struct kinfo_proc *ps;
 	size_t count;
     DarwinProcess *proc;
-    struct timeval tv;
-
-    gettimeofday(&tv, NULL); /* Start processing time */
 
     /* Update the global data (CPU times and VM stats) */
     ProcessList_freeCPULoadInfo(&dpl->prev_load);
@@ -187,7 +184,7 @@ void ProcessList_goThroughEntries(ProcessList* super) {
     for(size_t i = 0; i < count; ++i) {
        proc = (DarwinProcess *)ProcessList_getProcess(super, ps[i].kp_proc.p_pid, &preExisting, (Process_New)DarwinProcess_new);
 
-       DarwinProcess_setFromKInfoProc(&proc->super, &ps[i], tv.tv_sec, preExisting);
+       DarwinProcess_setFromKInfoProc(&proc->super, &ps[i], preExisting);
        DarwinProcess_setFromLibprocPidinfo(proc, dpl);
 
        // Disabled for High Sierra due to bug in macOS High Sierra

freebsd/FreeBSDProcessList.c

@@ -389,14 +389,10 @@ void ProcessList_goThroughEntries(ProcessList* this) {
    int count = 0;
    struct kinfo_proc* kprocs = kvm_getprocs(fpl->kd, KERN_PROC_PROC, 0, &count);
 
-   struct timeval tv;
-   gettimeofday(&tv, NULL);
-
    for (int i = 0; i < count; i++) {
       struct kinfo_proc* kproc = &kprocs[i];
       bool preExisting = false;
       // TODO: bool isIdleProcess = false;
-      struct tm date;
       Process* proc = ProcessList_getProcess(this, kproc->ki_pid, &preExisting, (Process_New) FreeBSDProcess_new);
       FreeBSDProcess* fp = (FreeBSDProcess*) proc;
 
@@ -417,6 +413,7 @@ void ProcessList_goThroughEntries(ProcessList* this) {
          proc->pgrp = kproc->ki_pgid;
          proc->st_uid = kproc->ki_uid;
          proc->starttime_ctime = kproc->ki_start.tv_sec;
+         Process_fillStarttimeBuffer(proc);
          proc->user = UsersTable_getRef(this->usersTable, proc->st_uid);
          ProcessList_add((ProcessList*)this, proc);
          proc->comm = FreeBSDProcessList_readProcessName(fpl->kd, kproc, &proc->basenameOffset);
@@ -490,9 +487,6 @@ void ProcessList_goThroughEntries(ProcessList* this) {
          this->kernelThreads++;
       }
 
-      (void) localtime_r((time_t*) &proc->starttime_ctime, &date);
-      strftime(proc->starttime_show, 7, ((proc->starttime_ctime > tv.tv_sec - 86400) ? "%R " : "%b%d "), &date);
-
       this->totalTasks++;
       if (proc->state == 'R')
          this->runningTasks++;

linux/LinuxProcessList.c

@@ -1035,9 +1035,7 @@ static bool LinuxProcessList_recurseProcTree(LinuxProcessList* this, const char*
             goto errorReadingProcess;
          }
 
-         struct tm date;
+         Process_fillStarttimeBuffer(proc);
-         (void) localtime_r(&proc->starttime_ctime, &date);
-         strftime(proc->starttime_show, 7, ((proc->starttime_ctime > tv.tv_sec - 86400) ? "%R " : "%b%d "), &date);
 
          ProcessList_add(pl, proc);
       } else {

openbsd/OpenBSDProcessList.c

@@ -192,8 +192,6 @@ static inline void OpenBSDProcessList_scanProcs(OpenBSDProcessList* this) {
    bool preExisting;
    Process* proc;
    OpenBSDProcess* fp;
-   struct tm date;
-   struct timeval tv;
    int count = 0;
    int i;
 
@@ -201,8 +199,6 @@ static inline void OpenBSDProcessList_scanProcs(OpenBSDProcessList* this) {
    struct kinfo_proc* kprocs = kvm_getprocs(this->kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc), &count);
    //struct kinfo_proc* kprocs = getprocs(KERN_PROC_ALL, 0, &count);
 
-   gettimeofday(&tv, NULL);
-
    for (i = 0; i < count; i++) {
       kproc = &kprocs[i];
 
@@ -222,11 +218,10 @@ static inline void OpenBSDProcessList_scanProcs(OpenBSDProcessList* this) {
          proc->pgrp = kproc->p__pgid;
          proc->st_uid = kproc->p_uid;
          proc->starttime_ctime = kproc->p_ustart_sec;
+         Process_fillStarttimeBuffer(proc);
          proc->user = UsersTable_getRef(this->super.usersTable, proc->st_uid);
          ProcessList_add(&this->super, proc);
          proc->comm = OpenBSDProcessList_readProcessName(this->kd, kproc, &proc->basenameOffset);
-         (void) localtime_r((time_t*) &kproc->p_ustart_sec, &date);
-         strftime(proc->starttime_show, 7, ((proc->starttime_ctime > tv.tv_sec - 86400) ? "%R " : "%b%d "), &date);
       } else {
          if (settings->updateProcessNames) {
             free(proc->comm);

solaris/SolarisProcessList.c

@@ -260,8 +260,6 @@ void ProcessList_delete(ProcessList* pl) {
  */
 
 int SolarisProcessList_walkproc(psinfo_t *_psinfo, lwpsinfo_t *_lwpsinfo, void *listptr) {
-   struct timeval tv;
-   struct tm date;
    bool preExisting;
    pid_t getpid;
 
@@ -281,8 +279,6 @@ int SolarisProcessList_walkproc(psinfo_t *_psinfo, lwpsinfo_t *_lwpsinfo, void *
    Process *proc             = ProcessList_getProcess(pl, getpid, &preExisting, (Process_New) SolarisProcess_new);
    SolarisProcess *sproc     = (SolarisProcess*) proc;
 
-   gettimeofday(&tv, NULL);
-
    // Common code pass 1
    proc->show               = false;
    sproc->taskid            = _psinfo->pr_taskid;
@@ -368,8 +364,7 @@ int SolarisProcessList_walkproc(psinfo_t *_psinfo, lwpsinfo_t *_lwpsinfo, void *
       } else {
          sproc->kernel = false;
       }
-      (void) localtime_r((time_t*) &proc->starttime_ctime, &date);
+      Process_fillStarttimeBuffer(proc);
-      strftime(proc->starttime_show, 7, ((proc->starttime_ctime > tv.tv_sec - 86400) ? "%R " : "%b%d "), &date);
       ProcessList_add(pl, proc);
    }
    proc->updated = true;

unsupported/UnsupportedProcessList.c

@@ -56,8 +56,8 @@ void ProcessList_goThroughEntries(ProcessList* super) {
     proc->priority = 0;
     proc->nice = 0;
     proc->nlwp = 1;
-    strncpy(proc->starttime_show, "Jun 01 ", sizeof(proc->starttime_show));
     proc->starttime_ctime = 1433116800; // Jun 01, 2015
+    Process_fillStarttimeBuffer(proc);
 
     proc->m_size = 100;
     proc->m_resident = 100;