From c868e3f8d629e1caddff1a51a7d2dd04f49994a3 Mon Sep 17 00:00:00 2001
From: Daniel Lange <DLange@git.local>
Date: Mon, 11 Apr 2016 13:00:16 +0200
Subject: Imported Upstream version 0.5.1

---
 CRT.c                   |   7 +-
 CRT.h                   |   2 +-
 ChangeLog               |  11 ++
 DisplayOptionsListBox.c |   1 +
 Makefile.in             |  53 ++---
 MetersListBox.c         |   3 +
 Process.c               |   3 +-
 ProcessList.c           | 209 +++++++++++---------
 ProcessList.h           |   1 +
 Settings.c              |   4 +
 SignalsListBox.c        |   3 +-
 aclocal.m4              | 516 +++++++++++++++++++++---------------------------
 config.h                |   6 +-
 configure               |  86 ++++----
 configure.ac            |   2 +-
 htop.c                  |  14 +-
 16 files changed, 457 insertions(+), 464 deletions(-)

diff --git a/CRT.c b/CRT.c
index 6c2149c..b4651e0 100644
--- a/CRT.c
+++ b/CRT.c
@@ -92,10 +92,15 @@ typedef enum ColorElements_ {
    LAST_COLORELEMENT
 } ColorElements;
 
+extern int CRT_delay;
+
 extern int CRT_colors[LAST_COLORELEMENT];
 
 }*/
 
+/* private property */
+int CRT_delay; 
+
 /* private property */
 int CRT_colors[LAST_COLORELEMENT];
 
@@ -254,7 +259,7 @@ int CRT_readKey() {
    nocbreak();
    cbreak();
    int ret = getch();
-   halfdelay(MIN_UPDATE_SLICE);
+   halfdelay(CRT_delay);
    return ret;
 }
 
diff --git a/CRT.h b/CRT.h
index 55a4282..8e08eee 100644
--- a/CRT.h
+++ b/CRT.h
@@ -96,7 +96,7 @@ typedef enum ColorElements_ {
 
 extern int CRT_colors[LAST_COLORELEMENT];
 
-
+extern int CRT_delay;
 
 void CRT_init();
 
diff --git a/ChangeLog b/ChangeLog
index b80c4ee..0e62106 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,15 @@
 
+What's new in version 0.5.1
+
+* BUGFIX: Correctly displays NPTL threads from
+  /proc/<pid>/task subdirectories
+  (thanks to Mike Pot for the report)
+* BUGFIX: Fixes key handling on Signals listbox
+  (thanks to Ondrej Vlach)
+* Renicing no longer displays temporary illegal values
+  (thanks to Ondrej Vlach)
+* 'Hide userland threads' feature for NPTL threads
+
 What's new in version 0.5
 
 * Tree view
diff --git a/DisplayOptionsListBox.c b/DisplayOptionsListBox.c
index e0dff29..37541f2 100644
--- a/DisplayOptionsListBox.c
+++ b/DisplayOptionsListBox.c
@@ -34,6 +34,7 @@ DisplayOptionsListBox* DisplayOptionsListBox_new(Settings* settings, ScreenManag
    ListBox_add(super, (Object*) CheckItem_new(String_copy("Tree view"), &(settings->pl->treeView)));
    ListBox_add(super, (Object*) CheckItem_new(String_copy("Shadow other users' processes"), &(settings->pl->shadowOtherUsers)));
    ListBox_add(super, (Object*) CheckItem_new(String_copy("Hide kernel threads"), &(settings->pl->hideKernelThreads)));
+   ListBox_add(super, (Object*) CheckItem_new(String_copy("Hide userland threads"), &(settings->pl->hideUserlandThreads)));
    ListBox_add(super, (Object*) CheckItem_new(String_copy("Highlight program \"basename\""), &(settings->pl->highlightBaseName)));
    ListBox_add(super, (Object*) CheckItem_new(String_copy("Highlight megabytes in memory counters"), &(settings->pl->highlightMegabytes)));
    ListBox_add(super, (Object*) CheckItem_new(String_copy("Leave a margin around header"), &(settings->header->margin)));
diff --git a/Makefile.in b/Makefile.in
index c6a6c57..959710c 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -1,8 +1,8 @@
-# Makefile.in generated by automake 1.8.4 from Makefile.am.
+# Makefile.in generated by automake 1.9.5 from Makefile.am.
 # @configure_input@
 
 # Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
-# 2003, 2004  Free Software Foundation, Inc.
+# 2003, 2004, 2005  Free Software Foundation, Inc.
 # This Makefile.in is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.
@@ -74,29 +74,6 @@ htop_LDADD = $(LDADD)
 DEFAULT_INCLUDES = -I. -I$(srcdir) -I.
 depcomp = $(SHELL) $(top_srcdir)/depcomp
 am__depfiles_maybe = depfiles
-@AMDEP_TRUE@DEP_FILES = ./$(DEPDIR)/AvailableMetersListBox.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/CPUMeter.Po ./$(DEPDIR)/CRT.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/CategoriesListBox.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/CheckItem.Po ./$(DEPDIR)/ClockMeter.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/DebugMemory.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/DisplayOptionsListBox.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/FunctionBar.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/Hashtable.Po ./$(DEPDIR)/Header.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/ListBox.Po ./$(DEPDIR)/ListItem.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/LoadAverageMeter.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/LoadMeter.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/MemoryMeter.Po ./$(DEPDIR)/Meter.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/MetersListBox.Po ./$(DEPDIR)/Object.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/Process.Po ./$(DEPDIR)/ProcessList.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/RichString.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/ScreenManager.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/Settings.Po ./$(DEPDIR)/Signal.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/SignalsListBox.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/String.Po ./$(DEPDIR)/SwapMeter.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/TasksMeter.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/TypedVector.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/UptimeMeter.Po \
-@AMDEP_TRUE@	./$(DEPDIR)/UsersTable.Po ./$(DEPDIR)/htop.Po
 COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
 	$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
 CCLD = $(CC)
@@ -168,6 +145,8 @@ am__fastdepCC_TRUE = @am__fastdepCC_TRUE@
 am__include = @am__include@
 am__leading_dot = @am__leading_dot@
 am__quote = @am__quote@
+am__tar = @am__tar@
+am__untar = @am__untar@
 bindir = @bindir@
 build_alias = @build_alias@
 datadir = @datadir@
@@ -331,16 +310,14 @@ distclean-compile:
 @am__fastdepCC_TRUE@	if $(COMPILE) -MT $@ -MD -MP -MF "$(DEPDIR)/$*.Tpo" -c -o $@ $<; \
 @am__fastdepCC_TRUE@	then mv -f "$(DEPDIR)/$*.Tpo" "$(DEPDIR)/$*.Po"; else rm -f "$(DEPDIR)/$*.Tpo"; exit 1; fi
 @AMDEP_TRUE@@am__fastdepCC_FALSE@	source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
-@AMDEP_TRUE@@am__fastdepCC_FALSE@	depfile='$(DEPDIR)/$*.Po' tmpdepfile='$(DEPDIR)/$*.TPo' @AMDEPBACKSLASH@
-@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
 @am__fastdepCC_FALSE@	$(COMPILE) -c $<
 
 .c.obj:
 @am__fastdepCC_TRUE@	if $(COMPILE) -MT $@ -MD -MP -MF "$(DEPDIR)/$*.Tpo" -c -o $@ `$(CYGPATH_W) '$<'`; \
 @am__fastdepCC_TRUE@	then mv -f "$(DEPDIR)/$*.Tpo" "$(DEPDIR)/$*.Po"; else rm -f "$(DEPDIR)/$*.Tpo"; exit 1; fi
 @AMDEP_TRUE@@am__fastdepCC_FALSE@	source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
-@AMDEP_TRUE@@am__fastdepCC_FALSE@	depfile='$(DEPDIR)/$*.Po' tmpdepfile='$(DEPDIR)/$*.TPo' @AMDEPBACKSLASH@
-@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
 @am__fastdepCC_FALSE@	$(COMPILE) -c `$(CYGPATH_W) '$<'`
 uninstall-info-am:
 install-man1: $(man1_MANS) $(man_MANS)
@@ -410,7 +387,7 @@ TAGS:  $(HEADERS) $(SOURCES) config.h.in $(TAGS_DEPENDENCIES) \
 	  $(AWK) '    { files[$$0] = 1; } \
 	       END { for (i in files) print i; }'`; \
 	if test -z "$(ETAGS_ARGS)$$tags$$unique"; then :; else \
-	  test -z "$$unique" && unique=$$empty_fix; \
+	  test -n "$$unique" || unique=$$empty_fix; \
 	  $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
 	    $$tags $$unique; \
 	fi
@@ -472,15 +449,15 @@ distdir: $(DISTFILES)
 	  ! -type d ! -perm -444 -exec $(SHELL) $(install_sh) -c -m a+r {} {} \; \
 	|| chmod -R a+r $(distdir)
 dist-gzip: distdir
-	$(AMTAR) chof - $(distdir) | GZIP=$(GZIP_ENV) gzip -c >$(distdir).tar.gz
+	tardir=$(distdir) && $(am__tar) | GZIP=$(GZIP_ENV) gzip -c >$(distdir).tar.gz
 	$(am__remove_distdir)
 
 dist-bzip2: distdir
-	$(AMTAR) chof - $(distdir) | bzip2 -9 -c >$(distdir).tar.bz2
+	tardir=$(distdir) && $(am__tar) | bzip2 -9 -c >$(distdir).tar.bz2
 	$(am__remove_distdir)
 
 dist-tarZ: distdir
-	$(AMTAR) chof - $(distdir) | compress -c >$(distdir).tar.Z
+	tardir=$(distdir) && $(am__tar) | compress -c >$(distdir).tar.Z
 	$(am__remove_distdir)
 
 dist-shar: distdir
@@ -493,7 +470,7 @@ dist-zip: distdir
 	$(am__remove_distdir)
 
 dist dist-all: distdir
-	$(AMTAR) chof - $(distdir) | GZIP=$(GZIP_ENV) gzip -c >$(distdir).tar.gz
+	tardir=$(distdir) && $(am__tar) | GZIP=$(GZIP_ENV) gzip -c >$(distdir).tar.gz
 	$(am__remove_distdir)
 
 # This target untars the dist file and tries a VPATH configuration.  Then
@@ -502,11 +479,11 @@ dist dist-all: distdir
 distcheck: dist
 	case '$(DIST_ARCHIVES)' in \
 	*.tar.gz*) \
-	  GZIP=$(GZIP_ENV) gunzip -c $(distdir).tar.gz | $(AMTAR) xf - ;;\
+	  GZIP=$(GZIP_ENV) gunzip -c $(distdir).tar.gz | $(am__untar) ;;\
 	*.tar.bz2*) \
-	  bunzip2 -c $(distdir).tar.bz2 | $(AMTAR) xf - ;;\
+	  bunzip2 -c $(distdir).tar.bz2 | $(am__untar) ;;\
 	*.tar.Z*) \
-	  uncompress -c $(distdir).tar.Z | $(AMTAR) xf - ;;\
+	  uncompress -c $(distdir).tar.Z | $(am__untar) ;;\
 	*.shar.gz*) \
 	  GZIP=$(GZIP_ENV) gunzip -c $(distdir).shar.gz | unshar ;;\
 	*.zip*) \
@@ -589,7 +566,7 @@ mostlyclean-generic:
 clean-generic:
 
 distclean-generic:
-	-rm -f $(CONFIG_CLEAN_FILES)
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
 
 maintainer-clean-generic:
 	@echo "This command is intended for maintainers to use"
diff --git a/MetersListBox.c b/MetersListBox.c
index 2eb67aa..5f09c2b 100644
--- a/MetersListBox.c
+++ b/MetersListBox.c
@@ -52,6 +52,9 @@ HandlerResult MetersListBox_eventHandler(ListBox* super, int ch) {
    HandlerResult result = IGNORED;
 
    switch(ch) {
+      case 0x0a:
+      case 0x0d:
+      case KEY_ENTER:
       case KEY_F(4):
       case 't':
       {
diff --git a/Process.c b/Process.c
index 4483325..81fea4e 100644
--- a/Process.c
+++ b/Process.c
@@ -170,8 +170,9 @@ bool Process_equals(const Object* o1, const Object* o2) {
 }
 
 void Process_setPriority(Process* this, int priority) {
+   int old_prio = getpriority(PRIO_PROCESS, this->pid);
    int err = setpriority(PRIO_PROCESS, this->pid, priority);
-   if (err == 0) {
+   if (err == 0 && old_prio != getpriority(PRIO_PROCESS, this->pid)) {
       this->nice = priority;
    }
 }
diff --git a/ProcessList.c b/ProcessList.c
index 9f09f48..61241a4 100644
--- a/ProcessList.c
+++ b/ProcessList.c
@@ -83,6 +83,7 @@ typedef struct ProcessList_ {
    bool hideThreads;
    bool shadowOtherUsers;
    bool hideKernelThreads;
+   bool hideUserlandThreads;
    bool treeView;
    bool highlightBaseName;
    bool highlightMegabytes;
@@ -157,6 +158,7 @@ ProcessList* ProcessList_new(UsersTable* usersTable) {
    this->hideThreads = false;
    this->shadowOtherUsers = false;
    this->hideKernelThreads = false;
+   this->hideUserlandThreads = false;
    this->treeView = false;
    this->highlightBaseName = false;
    this->highlightMegabytes = false;
@@ -343,94 +345,14 @@ int ProcessList_readStatFile(Process *proc, FILE *f, char *command) {
    return 1;
 }
 
-void ProcessList_scan(ProcessList* this) {
-   DIR* proc;
+void ProcessList_processEntries(ProcessList* this, char* dirname, int parent, float period) {
+   DIR* dir;
    struct dirent* entry;
    Process* prototype = this->prototype;
-   long int usertime, nicetime, systemtime, idletime, totaltime;
-
-   FILE* status;
-   char buffer[128];
-  status = fopen(PROCMEMINFOFILE, "r");
-   assert(status != NULL);
-   while (!feof(status)) {
-      fgets(buffer, 128, status);
-      if (String_startsWith(buffer, "MemTotal:")) {
-         sscanf(buffer, "MemTotal: %ld kB", &this->totalMem);
-      } else if (String_startsWith(buffer, "MemFree:")) {
-         sscanf(buffer, "MemFree: %ld kB", &this->freeMem);
-         this->usedMem = this->totalMem - this->freeMem;
-      } else if (String_startsWith(buffer, "MemShared:")) {
-         sscanf(buffer, "MemShared: %ld kB", &this->sharedMem);
-      } else if (String_startsWith(buffer, "Buffers:")) {
-         sscanf(buffer, "Buffers: %ld kB", &this->buffersMem);
-      } else if (String_startsWith(buffer, "Cached:")) {
-         sscanf(buffer, "Cached: %ld kB", &this->cachedMem);
-      } else if (String_startsWith(buffer, "SwapTotal:")) {
-         sscanf(buffer, "SwapTotal: %ld kB", &this->totalSwap);
-      } else if (String_startsWith(buffer, "SwapFree:")) {
-         long int swapFree;
-         sscanf(buffer, "SwapFree: %ld kB", &swapFree);
-         this->usedSwap = this->totalSwap - swapFree;
-      }
-   }
-   fclose(status);
-
-   status = fopen(PROCSTATFILE, "r");
-   assert(status != NULL);
-   for (int i = 0; i <= this->processorCount; i++) {
-      int cpuid;
-      if (this->kernelMajor == 2 && this->kernelMiddle <= 4) {
-         if (i == 0) {
-            fscanf(status, "cpu  %ld %ld %ld %ld\n", &usertime, &nicetime, &systemtime, &idletime);
-         } else {
-            fscanf(status, "cpu%d %ld %ld %ld %ld\n", &cpuid, &usertime, &nicetime, &systemtime, &idletime);
-            assert(cpuid == i - 1);
-         }
-         totaltime = usertime + nicetime + systemtime + idletime;
-      } else {
-         long int ioWait, irq, softIrq;
-         if (i == 0)
-            fscanf(status, "cpu  %ld %ld %ld %ld %ld %ld %ld\n", &usertime, &nicetime, &systemtime, &idletime, &ioWait, &irq, &softIrq);
-         else {
-            fscanf(status, "cpu%d %ld %ld %ld %ld %ld %ld %ld\n", &cpuid, &usertime, &nicetime, &systemtime, &idletime, &ioWait, &irq, &softIrq);
-            assert(cpuid == i - 1);
-         }
-         systemtime += ioWait + irq + softIrq;
-         totaltime = usertime + nicetime + systemtime + idletime;
-      }
-      assert (usertime >= this->userTime[i]);
-      assert (nicetime >= this->niceTime[i]);
-      assert (systemtime >= this->systemTime[i]);
-      assert (idletime >= this->idleTime[i]);
-      assert (totaltime >= this->totalTime[i]);
-      this->userPeriod[i] = usertime - this->userTime[i];
-      this->nicePeriod[i] = nicetime - this->niceTime[i];
-      this->systemPeriod[i] = systemtime - this->systemTime[i];
-      this->idlePeriod[i] = idletime - this->idleTime[i];
-      this->totalPeriod[i] = totaltime - this->totalTime[i];
-      this->userTime[i] = usertime;
-      this->niceTime[i] = nicetime;
-      this->systemTime[i] = systemtime;
-      this->idleTime[i] = idletime;
-      this->totalTime[i] = totaltime;
-   }
-   float period = (float)this->totalPeriod[0] / this->processorCount;
-   fclose(status);
 
-   // mark all process as "dirty"
-   for (int i = 0; i < TypedVector_size(this->processes); i++) {
-      Process* p = (Process*) TypedVector_get(this->processes, i);
-      p->updated = false;
-   }
-   
-   this->totalTasks = 0;
-   this->runningTasks = 0;
-
-   proc = opendir(PROCDIR);
-   assert(proc != NULL);
-   signal(11, ProcessList_dontCrash);
-   while ((entry = readdir(proc)) != NULL) {
+   dir = opendir(dirname);
+   assert(dir != NULL);
+   while ((entry = readdir(dir)) != NULL) {
       char* name = entry->d_name;
       int pid;
       // filename is a number: process directory
@@ -446,9 +368,18 @@ void ProcessList_scan(ProcessList* this) {
             isThread = true;
       }
 
-      if (pid > 0) {
-         FILE* status;
+      if (pid > 0 && pid != parent) {
          const int MAX_NAME = 128;
+         if (!this->hideUserlandThreads) {
+            char subdirname[MAX_NAME+1];
+            snprintf(subdirname, MAX_NAME, "%s/%s/task", dirname, name);
+   
+            if (access(subdirname, X_OK) == 0) {
+               ProcessList_processEntries(this, subdirname, pid, period);
+            }
+	 }
+      
+         FILE* status;
          char statusfilename[MAX_NAME+1];
          char command[PROCESS_COMM_LEN + 1];
 
@@ -464,7 +395,7 @@ void ProcessList_scan(ProcessList* this) {
          process->updated = true;
 
          struct stat sstat;
-         snprintf(statusfilename, MAX_NAME, "%s/%s/stat", PROCDIR, name);
+         snprintf(statusfilename, MAX_NAME, "%s/%s/stat", dirname, name);
          int statok = stat(statusfilename, &sstat);
          if (statok == -1)
             goto errorReadingProcess;
@@ -493,7 +424,7 @@ void ProcessList_scan(ProcessList* this) {
             period * 100.0;
 
          if(!existingProcess) {
-            snprintf(statusfilename, MAX_NAME, "%s/%s/cmdline", PROCDIR, name);
+            snprintf(statusfilename, MAX_NAME, "%s/%s/cmdline", dirname, name);
             status = fopen(statusfilename, "r");
             if (!status) {
                goto errorReadingProcess;
@@ -514,7 +445,7 @@ void ProcessList_scan(ProcessList* this) {
             fclose(status);
          }
 
-         snprintf(statusfilename, MAX_NAME, "%s/%s/statm", PROCDIR, name);
+         snprintf(statusfilename, MAX_NAME, "%s/%s/statm", dirname, name);
          status = fopen(statusfilename, "r");
          if(!status) {
             goto errorReadingProcess;
@@ -547,8 +478,104 @@ void ProcessList_scan(ProcessList* this) {
          }
       }
    }
+   closedir(dir);
+}
+
+void ProcessList_scan(ProcessList* this) {
+   long int usertime, nicetime, systemtime, idletime, totaltime;
+   long int swapFree;
+
+   FILE* status;
+   char buffer[128];
+   status = fopen(PROCMEMINFOFILE, "r");
+   assert(status != NULL);
+   while (!feof(status)) {
+      fgets(buffer, 128, status);
+
+      switch (buffer[0]) {
+      case 'M':
+         if (String_startsWith(buffer, "MemTotal:"))
+            sscanf(buffer, "MemTotal: %ld kB", &this->totalMem);
+         else if (String_startsWith(buffer, "MemFree:"))
+            sscanf(buffer, "MemFree: %ld kB", &this->freeMem);
+         else if (String_startsWith(buffer, "MemShared:"))
+            sscanf(buffer, "MemShared: %ld kB", &this->sharedMem);
+         break;
+      case 'B':
+         if (String_startsWith(buffer, "Buffers:"))
+            sscanf(buffer, "Buffers: %ld kB", &this->buffersMem);
+         break;
+      case 'C':
+         if (String_startsWith(buffer, "Cached:"))
+            sscanf(buffer, "Cached: %ld kB", &this->cachedMem);
+         break;
+      case 'S':
+         if (String_startsWith(buffer, "SwapTotal:"))
+            sscanf(buffer, "SwapTotal: %ld kB", &this->totalSwap);
+         if (String_startsWith(buffer, "SwapFree:"))
+            sscanf(buffer, "SwapFree: %ld kB", &swapFree);
+         break;
+      }
+   }
+   this->usedMem = this->totalMem - this->freeMem;
+   this->usedSwap = this->totalSwap - swapFree;
+   fclose(status);
+
+   status = fopen(PROCSTATFILE, "r");
+   assert(status != NULL);
+   for (int i = 0; i <= this->processorCount; i++) {
+      int cpuid;
+      if (this->kernelMajor == 2 && this->kernelMiddle <= 4) {
+         if (i == 0) {
+            fscanf(status, "cpu  %ld %ld %ld %ld\n", &usertime, &nicetime, &systemtime, &idletime);
+         } else {
+            fscanf(status, "cpu%d %ld %ld %ld %ld\n", &cpuid, &usertime, &nicetime, &systemtime, &idletime);
+            assert(cpuid == i - 1);
+         }
+         totaltime = usertime + nicetime + systemtime + idletime;
+      } else {
+         long int ioWait, irq, softIrq;
+         if (i == 0)
+            fscanf(status, "cpu  %ld %ld %ld %ld %ld %ld %ld\n", &usertime, &nicetime, &systemtime, &idletime, &ioWait, &irq, &softIrq);
+         else {
+            fscanf(status, "cpu%d %ld %ld %ld %ld %ld %ld %ld\n", &cpuid, &usertime, &nicetime, &systemtime, &idletime, &ioWait, &irq, &softIrq);
+            assert(cpuid == i - 1);
+         }
+         systemtime += ioWait + irq + softIrq;
+         totaltime = usertime + nicetime + systemtime + idletime;
+      }
+      assert (usertime >= this->userTime[i]);
+      assert (nicetime >= this->niceTime[i]);
+      assert (systemtime >= this->systemTime[i]);
+      assert (idletime >= this->idleTime[i]);
+      assert (totaltime >= this->totalTime[i]);
+      this->userPeriod[i] = usertime - this->userTime[i];
+      this->nicePeriod[i] = nicetime - this->niceTime[i];
+      this->systemPeriod[i] = systemtime - this->systemTime[i];
+      this->idlePeriod[i] = idletime - this->idleTime[i];
+      this->totalPeriod[i] = totaltime - this->totalTime[i];
+      this->userTime[i] = usertime;
+      this->niceTime[i] = nicetime;
+      this->systemTime[i] = systemtime;
+      this->idleTime[i] = idletime;
+      this->totalTime[i] = totaltime;
+   }
+   float period = (float)this->totalPeriod[0] / this->processorCount;
+   fclose(status);
+
+   // mark all process as "dirty"
+   for (int i = 0; i < TypedVector_size(this->processes); i++) {
+      Process* p = (Process*) TypedVector_get(this->processes, i);
+      p->updated = false;
+   }
+   
+   this->totalTasks = 0;
+   this->runningTasks = 0;
+   
+   signal(11, ProcessList_dontCrash);
+
+   ProcessList_processEntries(this, PROCDIR, 0, period);
    signal(11, SIG_DFL);
-   closedir(proc);
    
    for (int i = TypedVector_size(this->processes) - 1; i >= 0; i--) {
       Process* p = (Process*) TypedVector_get(this->processes, i);
diff --git a/ProcessList.h b/ProcessList.h
index 45639d3..b77ba2a 100644
--- a/ProcessList.h
+++ b/ProcessList.h
@@ -83,6 +83,7 @@ typedef struct ProcessList_ {
    bool hideThreads;
    bool shadowOtherUsers;
    bool hideKernelThreads;
+   bool hideUserlandThreads;
    bool treeView;
    bool highlightBaseName;
    bool highlightMegabytes;
diff --git a/Settings.c b/Settings.c
index a32bde2..5e9bbfd 100644
--- a/Settings.c
+++ b/Settings.c
@@ -108,6 +108,9 @@ bool Settings_read(Settings* this, char* fileName) {
       // hide_kernel_threads
       } else if (String_eq(option[0], "hide_kernel_threads")) {
          this->pl->hideKernelThreads = atoi(option[1]);
+      // hide_kernel_threads
+      } else if (String_eq(option[0], "hide_userland_threads")) {
+         this->pl->hideUserlandThreads = atoi(option[1]);
       // shadow_other_users
       } else if (String_eq(option[0], "shadow_other_users")) {
          this->pl->shadowOtherUsers = atoi(option[1]);
@@ -166,6 +169,7 @@ bool Settings_write(Settings* this) {
    fprintf(fd, "sort_direction=%d\n", (int) this->pl->direction);
    fprintf(fd, "hide_threads=%d\n", (int) this->pl->hideThreads);
    fprintf(fd, "hide_kernel_threads=%d\n", (int) this->pl->hideKernelThreads);
+   fprintf(fd, "hide_userland_threads=%d\n", (int) this->pl->hideUserlandThreads);
    fprintf(fd, "shadow_other_users=%d\n", (int) this->pl->shadowOtherUsers);
    fprintf(fd, "highlight_base_name=%d\n", (int) this->pl->highlightBaseName);
    fprintf(fd, "highlight_megabytes=%d\n", (int) this->pl->highlightMegabytes);
diff --git a/SignalsListBox.c b/SignalsListBox.c
index 591483b..a087db0 100644
--- a/SignalsListBox.c
+++ b/SignalsListBox.c
@@ -55,7 +55,8 @@ HandlerResult SignalsListBox_eventHandler(ListBox* super, int ch) {
    SignalsListBox* this = (SignalsListBox*) super;
 
    int size = ListBox_getSize(super);
-   if (isdigit(ch)) {
+   
+   if (ch <= 255 && isdigit(ch)) {
       int signal = ch-48 + this->state;
       for (int i = 0; i < size; i++)
          if (((Signal*) ListBox_get(super, i))->number == signal) {
diff --git a/aclocal.m4 b/aclocal.m4
index 1b5a5f1..965df90 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1,7 +1,7 @@
-# generated automatically by aclocal 1.8.4 -*- Autoconf -*-
+# generated automatically by aclocal 1.9.5 -*- Autoconf -*-
 
-# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
-# Free Software Foundation, Inc.
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
+# 2005  Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.
@@ -11,55 +11,32 @@
 # even the implied warranty of MERCHANTABILITY or FITNESS FOR A
 # PARTICULAR PURPOSE.
 
-#                                                        -*- Autoconf -*-
-# Copyright (C) 2002, 2003  Free Software Foundation, Inc.
-# Generated from amversion.in; do not edit by hand.
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+# Copyright (C) 2002, 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
 # AM_AUTOMAKE_VERSION(VERSION)
 # ----------------------------
 # Automake X.Y traces this macro to ensure aclocal.m4 has been
 # generated from the m4 files accompanying Automake X.Y.
-AC_DEFUN([AM_AUTOMAKE_VERSION], [am__api_version="1.8"])
+AC_DEFUN([AM_AUTOMAKE_VERSION], [am__api_version="1.9"])
 
 # AM_SET_CURRENT_AUTOMAKE_VERSION
 # -------------------------------
 # Call AM_AUTOMAKE_VERSION so it can be traced.
 # This function is AC_REQUIREd by AC_INIT_AUTOMAKE.
 AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
-	 [AM_AUTOMAKE_VERSION([1.8.4])])
-
-# AM_AUX_DIR_EXPAND
-
-# Copyright (C) 2001, 2003 Free Software Foundation, Inc.
+	 [AM_AUTOMAKE_VERSION([1.9.5])])
 
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
+# AM_AUX_DIR_EXPAND                                         -*- Autoconf -*-
 
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
 # For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets
 # $ac_aux_dir to `$srcdir/foo'.  In other projects, it is set to
@@ -106,26 +83,16 @@ AC_PREREQ([2.50])dnl
 am_aux_dir=`cd $ac_aux_dir && pwd`
 ])
 
-# AM_CONDITIONAL                                              -*- Autoconf -*-
-
-# Copyright (C) 1997, 2000, 2001, 2003 Free Software Foundation, Inc.
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
+# AM_CONDITIONAL                                            -*- Autoconf -*-
 
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 1997, 2000, 2001, 2003, 2004, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# serial 6
+# serial 7
 
 # AM_CONDITIONAL(NAME, SHELL-CONDITION)
 # -------------------------------------
@@ -145,30 +112,19 @@ else
 fi
 AC_CONFIG_COMMANDS_PRE(
 [if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then
-  AC_MSG_ERROR([conditional "$1" was never defined.
-Usually this means the macro was only invoked conditionally.])
+  AC_MSG_ERROR([[conditional "$1" was never defined.
+Usually this means the macro was only invoked conditionally.]])
 fi])])
 
-# serial 7						-*- Autoconf -*-
 
-# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004
+# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
 # Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
-
+# serial 8
 
 # There are a few dirty hacks below to avoid letting `AC_PROG_CC' be
 # written in clear, in which case automake, when reading aclocal.m4,
@@ -177,7 +133,6 @@ fi])])
 # CC etc. in the Makefile, will ask for an AC_PROG_CC use...
 
 
-
 # _AM_DEPENDENCIES(NAME)
 # ----------------------
 # See how the compiler implements dependency checking.
@@ -317,26 +272,16 @@ AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno])
 AC_SUBST([AMDEPBACKSLASH])
 ])
 
-# Generate code to set up dependency tracking.   -*- Autoconf -*-
-
-# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+# Generate code to set up dependency tracking.              -*- Autoconf -*-
 
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-#serial 2
+#serial 3
 
 # _AM_OUTPUT_DEPENDENCY_COMMANDS
 # ------------------------------
@@ -355,27 +300,21 @@ AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS],
   else
     continue
   fi
-  grep '^DEP_FILES *= *[[^ @%:@]]' < "$mf" > /dev/null || continue
-  # Extract the definition of DEP_FILES from the Makefile without
-  # running `make'.
+  # Extract the definition of DEPDIR, am__include, and am__quote
+  # from the Makefile without running `make'.
   DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
   test -z "$DEPDIR" && continue
+  am__include=`sed -n 's/^am__include = //p' < "$mf"`
+  test -z "am__include" && continue
+  am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
   # When using ansi2knr, U may be empty or an underscore; expand it
   U=`sed -n 's/^U = //p' < "$mf"`
-  test -d "$dirpart/$DEPDIR" || mkdir "$dirpart/$DEPDIR"
-  # We invoke sed twice because it is the simplest approach to
-  # changing $(DEPDIR) to its actual value in the expansion.
-  for file in `sed -n '
-    /^DEP_FILES = .*\\\\$/ {
-      s/^DEP_FILES = //
-      :loop
-	s/\\\\$//
-	p
-	n
-	/\\\\$/ b loop
-      p
-    }
-    /^DEP_FILES = / s/^DEP_FILES = //p' < "$mf" | \
+  # Find all dependency output files, they are included files with
+  # $(DEPDIR) in their names.  We invoke sed twice because it is the
+  # simplest approach to changing $(DEPDIR) to its actual value in the
+  # expansion.
+  for file in `sed -n "
+    s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
        sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do
     # Make sure the directory exists.
     test -f "$dirpart/$file" && continue
@@ -401,30 +340,19 @@ AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],
      [AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"])
 ])
 
-# Do all the work for Automake.                            -*- Autoconf -*-
-
-# This macro actually does too much some checks are only needed if
-# your package does certain things.  But this isn't really a big deal.
+# Do all the work for Automake.                             -*- Autoconf -*-
 
-# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
 # Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# serial 12
 
-# serial 11
+# This macro actually does too much.  Some checks are only needed if
+# your package does certain things.  But this isn't really a big deal.
 
 # AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
 # AM_INIT_AUTOMAKE([OPTIONS])
@@ -482,7 +410,6 @@ AM_MISSING_PROG(AUTOCONF, autoconf)
 AM_MISSING_PROG(AUTOMAKE, automake-${am__api_version})
 AM_MISSING_PROG(AUTOHEADER, autoheader)
 AM_MISSING_PROG(MAKEINFO, makeinfo)
-AM_MISSING_PROG(AMTAR, tar)
 AM_PROG_INSTALL_SH
 AM_PROG_INSTALL_STRIP
 AC_REQUIRE([AM_PROG_MKDIR_P])dnl
@@ -491,7 +418,9 @@ AC_REQUIRE([AM_PROG_MKDIR_P])dnl
 AC_REQUIRE([AC_PROG_AWK])dnl
 AC_REQUIRE([AC_PROG_MAKE_SET])dnl
 AC_REQUIRE([AM_SET_LEADING_DOT])dnl
-
+_AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
+              [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
+	      		     [_AM_PROG_TAR([v7])])])
 _AM_IF_OPTION([no-dependencies],,
 [AC_PROVIDE_IFELSE([AC_PROG_CC],
                   [_AM_DEPENDENCIES(CC)],
@@ -525,51 +454,27 @@ for _am_header in $config_headers :; do
 done
 echo "timestamp for $1" >`AS_DIRNAME([$1])`/stamp-h[]$_am_stamp_count])
 
+# Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
 # AM_PROG_INSTALL_SH
 # ------------------
 # Define $install_sh.
-
-# Copyright (C) 2001, 2003 Free Software Foundation, Inc.
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
-
 AC_DEFUN([AM_PROG_INSTALL_SH],
 [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
 install_sh=${install_sh-"$am_aux_dir/install-sh"}
 AC_SUBST(install_sh)])
 
-#                                                          -*- Autoconf -*-
-# Copyright (C) 2003  Free Software Foundation, Inc.
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# serial 1
+# serial 2
 
 # Check whether the underlying file-system supports filenames
 # with a leading dot.  For instance MS-DOS doesn't.
@@ -584,26 +489,15 @@ fi
 rmdir .tst 2>/dev/null
 AC_SUBST([am__leading_dot])])
 
-# Check to see how 'make' treats includes.	-*- Autoconf -*-
-
-# Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
+# Check to see how 'make' treats includes.	            -*- Autoconf -*-
 
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 2001, 2002, 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# serial 2
+# serial 3
 
 # AM_MAKE_INCLUDE()
 # -----------------
@@ -647,27 +541,16 @@ AC_MSG_RESULT([$_am_result])
 rm -f confinc confmf
 ])
 
-#  -*- Autoconf -*-
-
-
-# Copyright (C) 1997, 1999, 2000, 2001, 2003 Free Software Foundation, Inc.
+# Fake the existence of programs that GNU maintainers use.  -*- Autoconf -*-
 
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 1997, 1999, 2000, 2001, 2003, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# serial 3
+# serial 4
 
 # AM_MISSING_PROG(NAME, PROGRAM)
 # ------------------------------
@@ -693,27 +576,16 @@ else
 fi
 ])
 
+# Copyright (C) 2003, 2004, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
 # AM_PROG_MKDIR_P
 # ---------------
 # Check whether `mkdir -p' is supported, fallback to mkinstalldirs otherwise.
-
-# Copyright (C) 2003, 2004 Free Software Foundation, Inc.
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
-
+#
 # Automake 1.8 used `mkdir -m 0755 -p --' to ensure that directories
 # created by `make install' are always world readable, even if the
 # installer happens to have an overly restrictive umask (e.g. 077).
@@ -734,13 +606,21 @@ fi
 # this.)
 AC_DEFUN([AM_PROG_MKDIR_P],
 [if mkdir -p --version . >/dev/null 2>&1 && test ! -d ./--version; then
-  # Keeping the `.' argument allows $(mkdir_p) to be used without
-  # argument.  Indeed, we sometimes output rules like
+  # We used to keeping the `.' as first argument, in order to
+  # allow $(mkdir_p) to be used without argument.  As in
   #   $(mkdir_p) $(somedir)
-  # where $(somedir) is conditionally defined.
-  # (`test -n '$(somedir)' && $(mkdir_p) $(somedir)' is a more
-  # expensive solution, as it forces Make to start a sub-shell.)
-  mkdir_p='mkdir -p -- .'
+  # where $(somedir) is conditionally defined.  However this is wrong
+  # for two reasons:
+  #  1. if the package is installed by a user who cannot write `.'
+  #     make install will fail,
+  #  2. the above comment should most certainly read
+  #     $(mkdir_p) $(DESTDIR)$(somedir)
+  #     so it does not work when $(somedir) is undefined and
+  #     $(DESTDIR) is not.
+  #  To support the latter case, we have to write
+  #     test -z "$(somedir)" || $(mkdir_p) $(DESTDIR)$(somedir),
+  #  so the `.' trick is pointless.
+  mkdir_p='mkdir -p --'
 else
   # On NextStep and OpenStep, the `mkdir' command does not
   # recognize any option.  It will interpret all options as
@@ -759,26 +639,15 @@ else
 fi
 AC_SUBST([mkdir_p])])
 
-# Helper functions for option handling.                    -*- Autoconf -*-
-
-# Copyright (C) 2001, 2002, 2003  Free Software Foundation, Inc.
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
+# Helper functions for option handling.                     -*- Autoconf -*-
 
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 2001, 2002, 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# serial 2
+# serial 3
 
 # _AM_MANGLE_OPTION(NAME)
 # -----------------------
@@ -803,28 +672,16 @@ AC_DEFUN([_AM_SET_OPTIONS],
 AC_DEFUN([_AM_IF_OPTION],
 [m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
 
-#
-# Check to make sure that the build environment is sane.
-#
-
-# Copyright (C) 1996, 1997, 2000, 2001, 2003 Free Software Foundation, Inc.
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
+# Check to make sure that the build environment is sane.    -*- Autoconf -*-
 
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 1996, 1997, 2000, 2001, 2003, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# serial 3
+# serial 4
 
 # AM_SANITY_CHECK
 # ---------------
@@ -867,25 +724,14 @@ Check your system clock])
 fi
 AC_MSG_RESULT(yes)])
 
-# AM_PROG_INSTALL_STRIP
-
-# Copyright (C) 2001, 2003 Free Software Foundation, Inc.
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
+# AM_PROG_INSTALL_STRIP
+# ---------------------
 # One issue with vendor `install' (even GNU) is that you can't
 # specify the program used to strip binaries.  This is especially
 # annoying in cross-compiling environments, where the build's strip
@@ -906,3 +752,99 @@ fi
 INSTALL_STRIP_PROGRAM="\${SHELL} \$(install_sh) -c -s"
 AC_SUBST([INSTALL_STRIP_PROGRAM])])
 
+# Check how to create a tarball.                            -*- Autoconf -*-
+
+# Copyright (C) 2004, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 2
+
+# _AM_PROG_TAR(FORMAT)
+# --------------------
+# Check how to create a tarball in format FORMAT.
+# FORMAT should be one of `v7', `ustar', or `pax'.
+#
+# Substitute a variable $(am__tar) that is a command
+# writing to stdout a FORMAT-tarball containing the directory
+# $tardir.
+#     tardir=directory && $(am__tar) > result.tar
+#
+# Substitute a variable $(am__untar) that extract such
+# a tarball read from stdin.
+#     $(am__untar) < result.tar
+AC_DEFUN([_AM_PROG_TAR],
+[# Always define AMTAR for backward compatibility.
+AM_MISSING_PROG([AMTAR], [tar])
+m4_if([$1], [v7],
+     [am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'],
+     [m4_case([$1], [ustar],, [pax],,
+              [m4_fatal([Unknown tar format])])
+AC_MSG_CHECKING([how to create a $1 tar archive])
+# Loop over all known methods to create a tar archive until one works.
+_am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
+_am_tools=${am_cv_prog_tar_$1-$_am_tools}
+# Do not fold the above two line into one, because Tru64 sh and
+# Solaris sh will not grok spaces in the rhs of `-'.
+for _am_tool in $_am_tools
+do
+  case $_am_tool in
+  gnutar)
+    for _am_tar in tar gnutar gtar;
+    do
+      AM_RUN_LOG([$_am_tar --version]) && break
+    done
+    am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
+    am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
+    am__untar="$_am_tar -xf -"
+    ;;
+  plaintar)
+    # Must skip GNU tar: if it does not support --format= it doesn't create
+    # ustar tarball either.
+    (tar --version) >/dev/null 2>&1 && continue
+    am__tar='tar chf - "$$tardir"'
+    am__tar_='tar chf - "$tardir"'
+    am__untar='tar xf -'
+    ;;
+  pax)
+    am__tar='pax -L -x $1 -w "$$tardir"'
+    am__tar_='pax -L -x $1 -w "$tardir"'
+    am__untar='pax -r'
+    ;;
+  cpio)
+    am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
+    am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
+    am__untar='cpio -i -H $1 -d'
+    ;;
+  none)
+    am__tar=false
+    am__tar_=false
+    am__untar=false
+    ;;
+  esac
+
+  # If the value was cached, stop now.  We just wanted to have am__tar
+  # and am__untar set.
+  test -n "${am_cv_prog_tar_$1}" && break
+
+  # tar/untar a dummy directory, and stop if the command works
+  rm -rf conftest.dir
+  mkdir conftest.dir
+  echo GrepMe > conftest.dir/file
+  AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
+  rm -rf conftest.dir
+  if test -s conftest.tar; then
+    AM_RUN_LOG([$am__untar <conftest.tar])
+    grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
+  fi
+done
+rm -rf conftest.dir
+
+AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
+AC_MSG_RESULT([$am_cv_prog_tar_$1])])
+AC_SUBST([am__tar])
+AC_SUBST([am__untar])
+]) # _AM_PROG_TAR
+
diff --git a/config.h b/config.h
index b077bf9..ebc5b69 100644
--- a/config.h
+++ b/config.h
@@ -105,13 +105,13 @@
 #define PACKAGE_NAME "htop"
 
 /* Define to the full name and version of this package. */
-#define PACKAGE_STRING "htop 0.5"
+#define PACKAGE_STRING "htop 0.5.1"
 
 /* Define to the one symbol short name of this package. */
 #define PACKAGE_TARNAME "htop"
 
 /* Define to the version of this package. */
-#define PACKAGE_VERSION "0.5"
+#define PACKAGE_VERSION "0.5.1"
 
 /* Define as the return type of signal handlers (`int' or `void'). */
 #define RETSIGTYPE void
@@ -120,7 +120,7 @@
 #define STDC_HEADERS 1
 
 /* Version number of package */
-#define VERSION "0.5"
+#define VERSION "0.5.1"
 
 /* Define to empty if `const' does not conform to ANSI C. */
 /* #undef const */
diff --git a/configure b/configure
index 3c90aeb..7ecb438 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.59 for htop 0.5.
+# Generated by GNU Autoconf 2.59 for htop 0.5.1.
 #
 # Report bugs to <loderunner@users.sourceforge.net>.
 #
@@ -269,8 +269,8 @@ SHELL=${CONFIG_SHELL-/bin/sh}
 # Identity of this package.
 PACKAGE_NAME='htop'
 PACKAGE_TARNAME='htop'
-PACKAGE_VERSION='0.5'
-PACKAGE_STRING='htop 0.5'
+PACKAGE_VERSION='0.5.1'
+PACKAGE_STRING='htop 0.5.1'
 PACKAGE_BUGREPORT='loderunner@users.sourceforge.net'
 
 ac_unique_file="htop.c"
@@ -311,7 +311,7 @@ ac_includes_default="\
 # include <unistd.h>
 #endif"
 
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA CYGPATH_W PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO AMTAR install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM mkdir_p AWK SET_MAKE am__leading_dot CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CCDEPMODE am__fastdepCC_TRUE am__fastdepCC_FALSE CPP EGREP LIBOBJS LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA CYGPATH_W PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM mkdir_p AWK SET_MAKE am__leading_dot AMTAR am__tar am__untar CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CCDEPMODE am__fastdepCC_TRUE am__fastdepCC_FALSE CPP EGREP LIBOBJS LTLIBOBJS'
 ac_subst_files=''
 
 # Initialize some variables set by options.
@@ -780,7 +780,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures htop 0.5 to adapt to many kinds of systems.
+\`configure' configures htop 0.5.1 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -842,7 +842,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of htop 0.5:";;
+     short | recursive ) echo "Configuration of htop 0.5.1:";;
    esac
   cat <<\_ACEOF
 
@@ -960,7 +960,7 @@ fi
 test -n "$ac_init_help" && exit 0
 if $ac_init_version; then
   cat <<\_ACEOF
-htop configure 0.5
+htop configure 0.5.1
 generated by GNU Autoconf 2.59
 
 Copyright (C) 2003 Free Software Foundation, Inc.
@@ -974,7 +974,7 @@ cat >&5 <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by htop $as_me 0.5, which was
+It was created by htop $as_me 0.5.1, which was
 generated by GNU Autoconf 2.59.  Invocation command line was
 
   $ $0 $@
@@ -1310,7 +1310,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
-am__api_version="1.8"
+am__api_version="1.9"
 ac_aux_dir=
 for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
   if test -f $ac_dir/install-sh; then
@@ -1487,13 +1487,21 @@ echo "$as_me: WARNING: \`missing' script is too old or missing" >&2;}
 fi
 
 if mkdir -p --version . >/dev/null 2>&1 && test ! -d ./--version; then
-  # Keeping the `.' argument allows $(mkdir_p) to be used without
-  # argument.  Indeed, we sometimes output rules like
+  # We used to keeping the `.' as first argument, in order to
+  # allow $(mkdir_p) to be used without argument.  As in
   #   $(mkdir_p) $(somedir)
-  # where $(somedir) is conditionally defined.
-  # (`test -n '$(somedir)' && $(mkdir_p) $(somedir)' is a more
-  # expensive solution, as it forces Make to start a sub-shell.)
-  mkdir_p='mkdir -p -- .'
+  # where $(somedir) is conditionally defined.  However this is wrong
+  # for two reasons:
+  #  1. if the package is installed by a user who cannot write `.'
+  #     make install will fail,
+  #  2. the above comment should most certainly read
+  #     $(mkdir_p) $(DESTDIR)$(somedir)
+  #     so it does not work when $(somedir) is undefined and
+  #     $(DESTDIR) is not.
+  #  To support the latter case, we have to write
+  #     test -z "$(somedir)" || $(mkdir_p) $(DESTDIR)$(somedir),
+  #  so the `.' trick is pointless.
+  mkdir_p='mkdir -p --'
 else
   # On NextStep and OpenStep, the `mkdir' command does not
   # recognize any option.  It will interpret all options as
@@ -1609,7 +1617,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='htop'
- VERSION='0.5'
+ VERSION='0.5.1'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -1637,9 +1645,6 @@ AUTOHEADER=${AUTOHEADER-"${am_missing_run}autoheader"}
 
 MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"}
 
-
-AMTAR=${AMTAR-"${am_missing_run}tar"}
-
 install_sh=${install_sh-"$am_aux_dir/install-sh"}
 
 # Installed binaries are usually stripped using `strip' when the user
@@ -1732,6 +1737,13 @@ INSTALL_STRIP_PROGRAM="\${SHELL} \$(install_sh) -c -s"
 
 # We need awk for the "check" target.  The system "awk" is bad on
 # some platforms.
+# Always define AMTAR for backward compatibility.
+
+AMTAR=${AMTAR-"${am_missing_run}tar"}
+
+am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'
+
+
 
 
 
@@ -5566,7 +5578,7 @@ _ASBOX
 } >&5
 cat >&5 <<_CSEOF
 
-This file was extended by htop $as_me 0.5, which was
+This file was extended by htop $as_me 0.5.1, which was
 generated by GNU Autoconf 2.59.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -5629,7 +5641,7 @@ _ACEOF
 
 cat >>$CONFIG_STATUS <<_ACEOF
 ac_cs_version="\\
-htop config.status 0.5
+htop config.status 0.5.1
 configured by $0, generated by GNU Autoconf 2.59,
   with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
 
@@ -5838,7 +5850,6 @@ s,@AUTOCONF@,$AUTOCONF,;t t
 s,@AUTOMAKE@,$AUTOMAKE,;t t
 s,@AUTOHEADER@,$AUTOHEADER,;t t
 s,@MAKEINFO@,$MAKEINFO,;t t
-s,@AMTAR@,$AMTAR,;t t
 s,@install_sh@,$install_sh,;t t
 s,@STRIP@,$STRIP,;t t
 s,@ac_ct_STRIP@,$ac_ct_STRIP,;t t
@@ -5847,6 +5858,9 @@ s,@mkdir_p@,$mkdir_p,;t t
 s,@AWK@,$AWK,;t t
 s,@SET_MAKE@,$SET_MAKE,;t t
 s,@am__leading_dot@,$am__leading_dot,;t t
+s,@AMTAR@,$AMTAR,;t t
+s,@am__tar@,$am__tar,;t t
+s,@am__untar@,$am__untar,;t t
 s,@CC@,$CC,;t t
 s,@CFLAGS@,$CFLAGS,;t t
 s,@LDFLAGS@,$LDFLAGS,;t t
@@ -6489,27 +6503,21 @@ echo X"$mf" |
   else
     continue
   fi
-  grep '^DEP_FILES *= *[^ #]' < "$mf" > /dev/null || continue
-  # Extract the definition of DEP_FILES from the Makefile without
-  # running `make'.
+  # Extract the definition of DEPDIR, am__include, and am__quote
+  # from the Makefile without running `make'.
   DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
   test -z "$DEPDIR" && continue
+  am__include=`sed -n 's/^am__include = //p' < "$mf"`
+  test -z "am__include" && continue
+  am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
   # When using ansi2knr, U may be empty or an underscore; expand it
   U=`sed -n 's/^U = //p' < "$mf"`
-  test -d "$dirpart/$DEPDIR" || mkdir "$dirpart/$DEPDIR"
-  # We invoke sed twice because it is the simplest approach to
-  # changing $(DEPDIR) to its actual value in the expansion.
-  for file in `sed -n '
-    /^DEP_FILES = .*\\\\$/ {
-      s/^DEP_FILES = //
-      :loop
-	s/\\\\$//
-	p
-	n
-	/\\\\$/ b loop
-      p
-    }
-    /^DEP_FILES = / s/^DEP_FILES = //p' < "$mf" | \
+  # Find all dependency output files, they are included files with
+  # $(DEPDIR) in their names.  We invoke sed twice because it is the
+  # simplest approach to changing $(DEPDIR) to its actual value in the
+  # expansion.
+  for file in `sed -n "
+    s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
        sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do
     # Make sure the directory exists.
     test -f "$dirpart/$file" && continue
diff --git a/configure.ac b/configure.ac
index 5f33459..cbf799e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.57)
-AC_INIT([htop],[0.5],[loderunner@users.sourceforge.net])
+AC_INIT([htop],[0.5.1],[loderunner@users.sourceforge.net])
 AM_INIT_AUTOMAKE
 AC_CONFIG_SRCDIR([htop.c])
 AC_CONFIG_HEADER([config.h])
diff --git a/htop.c b/htop.c
index be162f0..a0f431a 100644
--- a/htop.c
+++ b/htop.c
@@ -416,7 +416,18 @@ int main(int argc, char** argv) {
    
    int acc = 0;
    bool follow = false;
+ 
+   struct timeval tv;
+   double time = 0.0;
+   double oldTime = 0.0;
+   bool recalculate;
+
    while (!quit) {
+      gettimeofday(&tv, NULL);
+      time = ((double)tv.tv_sec * 10) + ((double)tv.tv_usec / 100000);
+      recalculate = (time - oldTime > CRT_delay);
+      if (recalculate)
+         oldTime = time;
       if (doRefresh) {
          incSearchIndex = 0;
          incSearchBuffer[0] = 0;
@@ -425,7 +436,8 @@ int main(int argc, char** argv) {
          int currScrollV = lb->scrollV;
          if (follow)
             currPid = ProcessList_get(pl, currPos)->pid;
-         ProcessList_scan(pl);
+         if (recalculate)
+            ProcessList_scan(pl);
          if (refreshTimeout == 0) {
             ProcessList_sort(pl);
             refreshTimeout = 1;
-- 
cgit v1.2.3