Imported Upstream version 2.0.0upstream/2.0.0

1 files changed, 413 insertions, 0 deletions

diff --git a/linux/LinuxProcess.c b/linux/LinuxProcess.c
new file mode 100644
index 0000000..c6c3112
--- /dev/null
+++ b/linux/LinuxProcess.c
@@ -0,0 +1,413 @@
+/*
+htop - LinuxProcess.c
+(C) 2014 Hisham H. Muhammad
+Released under the GNU GPL, see the COPYING file
+in the source distribution for its full text.
+*/
+
+#include "Process.h"
+#include "ProcessList.h"
+#include "LinuxProcess.h"
+#include "Platform.h"
+#include "CRT.h"
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <sys/syscall.h>
+
+/*{
+
+#define PROCESS_FLAG_LINUX_IOPRIO   0x0100
+#define PROCESS_FLAG_LINUX_OPENVZ   0x0200
+#define PROCESS_FLAG_LINUX_VSERVER  0x0400
+#define PROCESS_FLAG_LINUX_CGROUP   0x0800
+#define PROCESS_FLAG_LINUX_OOM      0x1000
+
+typedef enum UnsupportedProcessFields {
+   FLAGS = 9,
+   ITREALVALUE = 20,
+   VSIZE = 22,
+   RSS = 23,
+   RLIM = 24,
+   STARTCODE = 25,
+   ENDCODE = 26,
+   STARTSTACK = 27,
+   KSTKESP = 28,
+   KSTKEIP = 29,
+   SIGNAL = 30,
+   BLOCKED = 31,
+   SSIGIGNORE = 32,
+   SIGCATCH = 33,
+   WCHAN = 34,
+   NSWAP = 35,
+   CNSWAP = 36,
+   EXIT_SIGNAL = 37,
+} UnsupportedProcessField;
+
+typedef enum LinuxProcessFields {
+   CMINFLT = 11,
+   CMAJFLT = 13,
+   UTIME = 14,
+   STIME = 15,
+   CUTIME = 16,
+   CSTIME = 17,
+   M_SHARE = 41,
+   M_TRS = 42,
+   M_DRS = 43,
+   M_LRS = 44,
+   M_DT = 45,
+   #ifdef HAVE_OPENVZ
+   CTID = 100,
+   VPID = 101,
+   #endif
+   #ifdef HAVE_VSERVER
+   VXID = 102,
+   #endif
+   #ifdef HAVE_TASKSTATS
+   RCHAR = 103,
+   WCHAR = 104,
+   SYSCR = 105,
+   SYSCW = 106,
+   RBYTES = 107,
+   WBYTES = 108,
+   CNCLWB = 109,
+   IO_READ_RATE = 110,
+   IO_WRITE_RATE = 111,
+   IO_RATE = 112,
+   #endif
+   #ifdef HAVE_CGROUP
+   CGROUP = 113,
+   #endif
+   OOM = 114,
+   IO_PRIORITY = 115,
+   LAST_PROCESSFIELD = 116,
+} LinuxProcessField;
+
+#include "IOPriority.h"
+
+typedef struct LinuxProcess_ {
+   Process super;
+   IOPriority ioPriority;
+   unsigned long int cminflt;
+   unsigned long int cmajflt;
+   unsigned long long int utime;
+   unsigned long long int stime;
+   unsigned long long int cutime;
+   unsigned long long int cstime;
+   long m_share;
+   long m_trs;
+   long m_drs;
+   long m_lrs;
+   long m_dt;
+   #ifdef HAVE_TASKSTATS
+   unsigned long long io_rchar;
+   unsigned long long io_wchar;
+   unsigned long long io_syscr;
+   unsigned long long io_syscw;
+   unsigned long long io_read_bytes;
+   unsigned long long io_write_bytes;
+   unsigned long long io_cancelled_write_bytes;
+   unsigned long long io_rate_read_time;
+   unsigned long long io_rate_write_time;   
+   double io_rate_read_bps;
+   double io_rate_write_bps;
+   #endif
+   #ifdef HAVE_OPENVZ
+   unsigned int ctid;
+   unsigned int vpid;
+   #endif
+   #ifdef HAVE_VSERVER
+   unsigned int vxid;
+   #endif
+   #ifdef HAVE_CGROUP
+   char* cgroup;
+   #endif
+   unsigned int oom;
+} LinuxProcess;
+
+#ifndef Process_isKernelThread
+#define Process_isKernelThread(_process) (_process->pgrp == 0)
+#endif
+
+#ifndef Process_isUserlandThread
+#define Process_isUserlandThread(_process) (_process->pid != _process->tgid)
+#endif
+
+}*/
+
+ProcessFieldData Process_fields[] = {
+   [0] = { .name = "", .title = NULL, .description = NULL, .flags = 0, },
+   [PID] = { .name = "PID", .title = "    PID ", .description = "Process/thread ID", .flags = 0, },
+   [COMM] = { .name = "Command", .title = "Command ", .description = "Command line", .flags = 0, },
+   [STATE] = { .name = "STATE", .title = "S ", .description = "Process state (S sleeping, R running, D disk, Z zombie, T traced, W paging)", .flags = 0, },
+   [PPID] = { .name = "PPID", .title = "   PPID ", .description = "Parent process ID", .flags = 0, },
+   [PGRP] = { .name = "PGRP", .title = "   PGRP ", .description = "Process group ID", .flags = 0, },
+   [SESSION] = { .name = "SESSION", .title = "   SESN ", .description = "Process's session ID", .flags = 0, },
+   [TTY_NR] = { .name = "TTY_NR", .title = "  TTY ", .description = "Controlling terminal", .flags = 0, },
+   [TPGID] = { .name = "TPGID", .title = "  TPGID ", .description = "Process ID of the fg process group of the controlling terminal", .flags = 0, },
+   [FLAGS] = { .name = "FLAGS", .title = NULL, .description = NULL, .flags = 0, },
+   [MINFLT] = { .name = "MINFLT", .title = "     MINFLT ", .description = "Number of minor faults which have not required loading a memory page from disk", .flags = 0, },
+   [CMINFLT] = { .name = "CMINFLT", .title = "    CMINFLT ", .description = "Children processes' minor faults", .flags = 0, },
+   [MAJFLT] = { .name = "MAJFLT", .title = "     MAJFLT ", .description = "Number of major faults which have required loading a memory page from disk", .flags = 0, },
+   [CMAJFLT] = { .name = "CMAJFLT", .title = "    CMAJFLT ", .description = "Children processes' major faults", .flags = 0, },
+   [UTIME] = { .name = "UTIME", .title = " UTIME+  ", .description = "User CPU time - time the process spent executing in user mode", .flags = 0, },
+   [STIME] = { .name = "STIME", .title = " STIME+  ", .description = "System CPU time - time the kernel spent running system calls for this process", .flags = 0, },
+   [CUTIME] = { .name = "CUTIME", .title = " CUTIME+ ", .description = "Children processes' user CPU time", .flags = 0, },
+   [CSTIME] = { .name = "CSTIME", .title = " CSTIME+ ", .description = "Children processes' system CPU time", .flags = 0, },
+   [PRIORITY] = { .name = "PRIORITY", .title = "PRI ", .description = "Kernel's internal priority for the process", .flags = 0, },
+   [NICE] = { .name = "NICE", .title = " NI ", .description = "Nice value (the higher the value, the more it lets other processes take priority)", .flags = 0, },
+   [ITREALVALUE] = { .name = "ITREALVALUE", .title = NULL, .description = NULL, .flags = 0, },
+   [STARTTIME] = { .name = "STARTTIME", .title = "START ", .description = "Time the process was started", .flags = 0, },
+   [VSIZE] = { .name = "VSIZE", .title = NULL, .description = NULL, .flags = 0, },
+   [RSS] = { .name = "RSS", .title = NULL, .description = NULL, .flags = 0, },
+   [RLIM] = { .name = "RLIM", .title = NULL, .description = NULL, .flags = 0, },
+   [STARTCODE] = { .name = "STARTCODE", .title = NULL, .description = NULL, .flags = 0, },
+   [ENDCODE] = { .name = "ENDCODE", .title = NULL, .description = NULL, .flags = 0, },
+   [STARTSTACK] = { .name = "STARTSTACK", .title = NULL, .description = NULL, .flags = 0, },
+   [KSTKESP] = { .name = "KSTKESP", .title = NULL, .description = NULL, .flags = 0, },
+   [KSTKEIP] = { .name = "KSTKEIP", .title = NULL, .description = NULL, .flags = 0, },
+   [SIGNAL] = { .name = "SIGNAL", .title = NULL, .description = NULL, .flags = 0, },
+   [BLOCKED] = { .name = "BLOCKED", .title = NULL, .description = NULL, .flags = 0, },
+   [SSIGIGNORE] = { .name = "SIGIGNORE", .title = NULL, .description = NULL, .flags = 0, },
+   [SIGCATCH] = { .name = "SIGCATCH", .title = NULL, .description = NULL, .flags = 0, },
+   [WCHAN] = { .name = "WCHAN", .title = NULL, .description = NULL, .flags = 0, },
+   [NSWAP] = { .name = "NSWAP", .title = NULL, .description = NULL, .flags = 0, },
+   [CNSWAP] = { .name = "CNSWAP", .title = NULL, .description = NULL, .flags = 0, },
+   [EXIT_SIGNAL] = { .name = "EXIT_SIGNAL", .title = NULL, .description = NULL, .flags = 0, },
+   [PROCESSOR] = { .name = "PROCESSOR", .title = "CPU ", .description = "Id of the CPU the process last executed on", .flags = 0, },
+   [M_SIZE] = { .name = "M_SIZE", .title = " VIRT ", .description = "Total program size in virtual memory", .flags = 0, },
+   [M_RESIDENT] = { .name = "M_RESIDENT", .title = "  RES ", .description = "Resident set size, size of the text and data sections, plus stack usage", .flags = 0, },
+   [M_SHARE] = { .name = "M_SHARE", .title = "  SHR ", .description = "Size of the process's shared pages", .flags = 0, },
+   [M_TRS] = { .name = "M_TRS", .title = " CODE ", .description = "Size of the text segment of the process", .flags = 0, },
+   [M_DRS] = { .name = "M_DRS", .title = " DATA ", .description = "Size of the data segment plus stack usage of the process", .flags = 0, },
+   [M_LRS] = { .name = "M_LRS", .title = " LIB ", .description = "The library size of the process", .flags = 0, },
+   [M_DT] = { .name = "M_DT", .title = " DIRTY ", .description = "Size of the dirty pages of the process", .flags = 0, },
+   [ST_UID] = { .name = "ST_UID", .title = " UID ", .description = "User ID of the process owner", .flags = 0, },
+   [PERCENT_CPU] = { .name = "PERCENT_CPU", .title = "CPU% ", .description = "Percentage of the CPU time the process used in the last sampling", .flags = 0, },
+   [PERCENT_MEM] = { .name = "PERCENT_MEM", .title = "MEM% ", .description = "Percentage of the memory the process is using, based on resident memory size", .flags = 0, },
+   [USER] = { .name = "USER", .title = "USER      ", .description = "Username of the process owner (or user ID if name cannot be determined)", .flags = 0, },
+   [TIME] = { .name = "TIME", .title = "  TIME+  ", .description = "Total time the process has spent in user and system time", .flags = 0, },
+   [NLWP] = { .name = "NLWP", .title = "NLWP ", .description = "Number of threads in the process", .flags = 0, },
+   [TGID] = { .name = "TGID", .title = "   TGID ", .description = "Thread group ID (i.e. process ID)", .flags = 0, },
+#ifdef HAVE_OPENVZ
+   [CTID] = { .name = "CTID", .title = "   CTID ", .description = "OpenVZ container ID (a.k.a. virtual environment ID)", .flags = PROCESS_FLAG_LINUX_OPENVZ, },
+   [VPID] = { .name = "VPID", .title = " VPID ", .description = "OpenVZ process ID", .flags = PROCESS_FLAG_LINUX_OPENVZ, },
+#endif
+#ifdef HAVE_VSERVER
+   [VXID] = { .name = "VXID", .title = " VXID ", .description = "VServer process ID", .flags = PROCESS_FLAG_LINUX_VSERVER, },
+#endif
+#ifdef HAVE_TASKSTATS
+   [RCHAR] = { .name = "RCHAR", .title = "    RD_CHAR ", .description = "Number of bytes the process has read", .flags = PROCESS_FLAG_IO, },
+   [WCHAR] = { .name = "WCHAR", .title = "    WR_CHAR ", .description = "Number of bytes the process has written", .flags = PROCESS_FLAG_IO, },
+   [SYSCR] = { .name = "SYSCR", .title = "    RD_SYSC ", .description = "Number of read(2) syscalls for the process", .flags = PROCESS_FLAG_IO, },
+   [SYSCW] = { .name = "SYSCW", .title = "    WR_SYSC ", .description = "Number of write(2) syscalls for the process", .flags = PROCESS_FLAG_IO, },
+   [RBYTES] = { .name = "RBYTES", .title = "  IO_RBYTES ", .description = "Bytes of read(2) I/O for the process", .flags = PROCESS_FLAG_IO, },
+   [WBYTES] = { .name = "WBYTES", .title = "  IO_WBYTES ", .description = "Bytes of write(2) I/O for the process", .flags = PROCESS_FLAG_IO, },
+   [CNCLWB] = { .name = "CNCLWB", .title = "  IO_CANCEL ", .description = "Bytes of cancelled write(2) I/O", .flags = PROCESS_FLAG_IO, },
+   [IO_READ_RATE] = { .name = "IO_READ_RATE", .title = "  DISK READ ", .description = "The I/O rate of read(2) in bytes per second for the process", .flags = PROCESS_FLAG_IO, },
+   [IO_WRITE_RATE] = { .name = "IO_WRITE_RATE", .title = " DISK WRITE ", .description = "The I/O rate of write(2) in bytes per second for the process", .flags = PROCESS_FLAG_IO, },
+   [IO_RATE] = { .name = "IO_RATE", .title = "   DISK R/W ", .description = "Total I/O rate in bytes per second", .flags = PROCESS_FLAG_IO, },
+#endif
+#ifdef HAVE_CGROUP
+   [CGROUP] = { .name = "CGROUP", .title = "    CGROUP ", .description = "Which cgroup the process is in", .flags = PROCESS_FLAG_LINUX_CGROUP, },
+#endif
+   [OOM] = { .name = "OOM", .title = "    OOM ", .description = "OOM (Out-of-Memory) killer score", .flags = PROCESS_FLAG_LINUX_OOM, },
+   [IO_PRIORITY] = { .name = "IO_PRIORITY", .title = "IO ", .description = "I/O priority", .flags = PROCESS_FLAG_LINUX_IOPRIO, },
+   [LAST_PROCESSFIELD] = { .name = "*** report bug! ***", .title = NULL, .description = NULL, .flags = 0, },
+};
+
+ProcessPidColumn Process_pidColumns[] = {
+   { .id = PID, .label = "PID" },
+   { .id = PPID, .label = "PPID" },
+   #ifdef HAVE_OPENVZ
+   { .id = VPID, .label = "VPID" },
+   #endif
+   { .id = TPGID, .label = "TPGID" },
+   { .id = TGID, .label = "TGID" },
+   { .id = PGRP, .label = "PGRP" },
+   { .id = SESSION, .label = "SESN" },
+   { .id = OOM, .label = "OOM" },
+   { .id = 0, .label = NULL },
+};
+
+ProcessClass LinuxProcess_class = {
+   .super = {
+      .extends = Class(Process),
+      .display = Process_display,
+      .delete = Process_delete,
+      .compare = LinuxProcess_compare
+   },
+   .writeField = (Process_WriteField) LinuxProcess_writeField,
+};
+
+LinuxProcess* LinuxProcess_new(Settings* settings) {
+   LinuxProcess* this = xCalloc(1, sizeof(LinuxProcess));
+   Object_setClass(this, Class(LinuxProcess));
+   Process_init(&this->super, settings);
+   return this;
+}
+
+void Process_delete(Object* cast) {
+   LinuxProcess* this = (LinuxProcess*) cast;
+   Process_done((Process*)cast);
+#ifdef HAVE_CGROUP
+   free(this->cgroup);
+#endif
+   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
+io scheduler will treat such processes as if it were in the best
+effort class. The priority within the best effort class will  be
+dynamically  derived  from  the  cpu  nice level of the process:
+io_priority = (cpu_nice + 20) / 5. -- From ionice(1) man page
+*/
+#define LinuxProcess_effectiveIOPriority(p_) (IOPriority_class(p_->ioPriority) == IOPRIO_CLASS_NONE ? IOPriority_tuple(IOPRIO_CLASS_BE, (p_->super.nice + 20) / 5) : p_->ioPriority)
+
+IOPriority LinuxProcess_updateIOPriority(LinuxProcess* this) {
+   IOPriority ioprio = syscall(SYS_ioprio_get, IOPRIO_WHO_PROCESS, this->super.pid);
+   this->ioPriority = ioprio;
+   return ioprio;
+}
+
+bool LinuxProcess_setIOPriority(LinuxProcess* this, IOPriority ioprio) {
+   syscall(SYS_ioprio_set, IOPRIO_WHO_PROCESS, this->super.pid, ioprio);
+   return (LinuxProcess_updateIOPriority(this) == ioprio);
+}
+
+void LinuxProcess_writeField(Process* this, RichString* str, ProcessField field) {
+   LinuxProcess* lp = (LinuxProcess*) this;
+   bool coloring = this->settings->highlightMegabytes;
+   char buffer[256]; buffer[255] = '\0';
+   int attr = CRT_colors[DEFAULT_COLOR];
+   int n = sizeof(buffer) - 1;
+   switch ((int)field) {
+   case CMINFLT: Process_colorNumber(str, lp->cminflt, coloring); return;
+   case CMAJFLT: Process_colorNumber(str, lp->cmajflt, coloring); return;
+   case M_DRS: Process_humanNumber(str, lp->m_drs * PAGE_SIZE_KB, coloring); return;
+   case M_DT: Process_humanNumber(str, lp->m_dt * PAGE_SIZE_KB, coloring); return;
+   case M_LRS: Process_humanNumber(str, lp->m_lrs * PAGE_SIZE_KB, coloring); return;
+   case M_TRS: Process_humanNumber(str, lp->m_trs * PAGE_SIZE_KB, coloring); return;
+   case M_SHARE: Process_humanNumber(str, lp->m_share * PAGE_SIZE_KB, coloring); return;
+   case UTIME: Process_printTime(str, lp->utime); return;
+   case STIME: Process_printTime(str, lp->stime); return;
+   case CUTIME: Process_printTime(str, lp->cutime); return;
+   case CSTIME: Process_printTime(str, lp->cstime); return;
+   #ifdef HAVE_TASKSTATS
+   case RCHAR:  Process_colorNumber(str, lp->io_rchar, coloring); return;
+   case WCHAR:  Process_colorNumber(str, lp->io_wchar, coloring); return;
+   case SYSCR:  Process_colorNumber(str, lp->io_syscr, coloring); return;
+   case SYSCW:  Process_colorNumber(str, lp->io_syscw, coloring); return;
+   case RBYTES: Process_colorNumber(str, lp->io_read_bytes, coloring); return;
+   case WBYTES: Process_colorNumber(str, lp->io_write_bytes, coloring); return;
+   case CNCLWB: Process_colorNumber(str, lp->io_cancelled_write_bytes, coloring); return;
+   case IO_READ_RATE:  Process_outputRate(str, buffer, n, lp->io_rate_read_bps, coloring); return;
+   case IO_WRITE_RATE: Process_outputRate(str, buffer, n, lp->io_rate_write_bps, coloring); return;
+   case IO_RATE: Process_outputRate(str, buffer, n, lp->io_rate_read_bps + lp->io_rate_write_bps, coloring); return;
+   #endif
+   #ifdef HAVE_OPENVZ
+   case CTID: snprintf(buffer, n, "%7u ", lp->ctid); break;
+   case VPID: snprintf(buffer, n, Process_pidFormat, lp->vpid); break;
+   #endif
+   #ifdef HAVE_VSERVER
+   case VXID: snprintf(buffer, n, "%5u ", lp->vxid); break;
+   #endif
+   #ifdef HAVE_CGROUP
+   case CGROUP: snprintf(buffer, n, "%-10s ", lp->cgroup); break;
+   #endif
+   case OOM: snprintf(buffer, n, Process_pidFormat, lp->oom); break;
+   case IO_PRIORITY: {
+      int klass = IOPriority_class(lp->ioPriority);
+      if (klass == IOPRIO_CLASS_NONE) {
+         // see note [1] above
+         snprintf(buffer, n, "B%1d ", (int) (this->nice + 20) / 5);
+      } else if (klass == IOPRIO_CLASS_BE) {
+         snprintf(buffer, n, "B%1d ", IOPriority_data(lp->ioPriority));
+      } else if (klass == IOPRIO_CLASS_RT) {
+         attr = CRT_colors[PROCESS_HIGH_PRIORITY];
+         snprintf(buffer, n, "R%1d ", IOPriority_data(lp->ioPriority));
+      } else if (lp->ioPriority == IOPriority_Idle) {
+         attr = CRT_colors[PROCESS_LOW_PRIORITY]; 
+         snprintf(buffer, n, "id ");
+      } else {
+         snprintf(buffer, n, "?? ");
+      }
+      break;
+   }
+   default:
+      Process_writeField((Process*)this, str, field);
+      return;
+   }
+   RichString_append(str, attr, buffer);
+}
+
+long LinuxProcess_compare(const void* v1, const void* v2) {
+   LinuxProcess *p1, *p2;
+   Settings *settings = ((Process*)v1)->settings;
+   if (settings->direction == 1) {
+      p1 = (LinuxProcess*)v1;
+      p2 = (LinuxProcess*)v2;
+   } else {
+      p2 = (LinuxProcess*)v1;
+      p1 = (LinuxProcess*)v2;
+   }
+   long long diff;
+   switch ((int)settings->sortKey) {
+   case M_DRS:
+      return (p2->m_drs - p1->m_drs);
+   case M_DT:
+      return (p2->m_dt - p1->m_dt);
+   case M_LRS:
+      return (p2->m_lrs - p1->m_lrs);
+   case M_TRS:
+      return (p2->m_trs - p1->m_trs);
+   case M_SHARE:
+      return (p2->m_share - p1->m_share);
+   case UTIME:  diff = p2->utime - p1->utime; goto test_diff;
+   case CUTIME: diff = p2->cutime - p1->cutime; goto test_diff;
+   case STIME:  diff = p2->stime - p1->stime; goto test_diff;
+   case CSTIME: diff = p2->cstime - p1->cstime; goto test_diff;
+   #ifdef HAVE_TASKSTATS
+   case RCHAR:  diff = p2->io_rchar - p1->io_rchar; goto test_diff;
+   case WCHAR:  diff = p2->io_wchar - p1->io_wchar; goto test_diff;
+   case SYSCR:  diff = p2->io_syscr - p1->io_syscr; goto test_diff;
+   case SYSCW:  diff = p2->io_syscw - p1->io_syscw; goto test_diff;
+   case RBYTES: diff = p2->io_read_bytes - p1->io_read_bytes; goto test_diff;
+   case WBYTES: diff = p2->io_write_bytes - p1->io_write_bytes; goto test_diff;
+   case CNCLWB: diff = p2->io_cancelled_write_bytes - p1->io_cancelled_write_bytes; goto test_diff;
+   case IO_READ_RATE:  diff = p2->io_rate_read_bps - p1->io_rate_read_bps; goto test_diff;
+   case IO_WRITE_RATE: diff = p2->io_rate_write_bps - p1->io_rate_write_bps; goto test_diff;
+   case IO_RATE: diff = (p2->io_rate_read_bps + p2->io_rate_write_bps) - (p1->io_rate_read_bps + p1->io_rate_write_bps); goto test_diff;
+   #endif
+   #ifdef HAVE_OPENVZ
+   case CTID:
+      return (p2->ctid - p1->ctid);
+   case VPID:
+      return (p2->vpid - p1->vpid);
+   #endif
+   #ifdef HAVE_VSERVER
+   case VXID:
+      return (p2->vxid - p1->vxid);
+   #endif
+   #ifdef HAVE_CGROUP
+   case CGROUP:
+      return strcmp(p1->cgroup ? p1->cgroup : "", p2->cgroup ? p2->cgroup : "");
+   #endif
+   case OOM:
+      return (p2->oom - p1->oom);
+   case IO_PRIORITY:
+      return LinuxProcess_effectiveIOPriority(p1) - LinuxProcess_effectiveIOPriority(p2);
+   default:
+      return Process_compare(v1, v2);
+   }
+   test_diff:
+   return (diff > 0) ? 1 : (diff < 0 ? -1 : 0);
+}
+
+bool Process_isThread(Process* this) {
+   return (Process_isUserlandThread(this) || Process_isKernelThread(this));
+}
+