From f44a8f2009e443349655e32512ef1dc453f3fa22 Mon Sep 17 00:00:00 2001
From: Hisham Muhammad <hisham@gobolinux.org>
Date: Sat, 20 Oct 2012 00:43:25 +0000
Subject: Option to update process names on every refresh (thanks to Rob Hoelz)

---
 ChangeLog             | 2 ++
 DisplayOptionsPanel.c | 1 +
 ProcessList.c         | 7 +++++++
 ProcessList.h         | 1 +
 Settings.c            | 3 +++
 5 files changed, 14 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 4376249d..a866a6a7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -5,6 +5,8 @@ What's new in version 1.0.2
 * Avoid deleting .htoprc if it is a symlink
 * Fail gracefully when /proc is not mounted
   (thanks to Philipp Hagemeister)
+* Option to update process names on every refresh
+  (thanks to Rob Hoelz)
 * BUGFIX: Fix crashes when process list is empty
 
 What's new in version 1.0.1
diff --git a/DisplayOptionsPanel.c b/DisplayOptionsPanel.c
index bf521a81..7ec035b0 100644
--- a/DisplayOptionsPanel.c
+++ b/DisplayOptionsPanel.c
@@ -83,5 +83,6 @@ DisplayOptionsPanel* DisplayOptionsPanel_new(Settings* settings, ScreenManager*
    Panel_add(super, (Object*) CheckItem_new(strdup("Leave a margin around header"), &(settings->header->margin), false));
    Panel_add(super, (Object*) CheckItem_new(strdup("Detailed CPU time (System/IO-Wait/Hard-IRQ/Soft-IRQ/Steal/Guest)"), &(settings->pl->detailedCPUTime), false));
    Panel_add(super, (Object*) CheckItem_new(strdup("Count CPUs from 0 instead of 1"), &(settings->pl->countCPUsFromZero), false));
+   Panel_add(super, (Object*) CheckItem_new(strdup("Update process names on every refresh"), &(settings->pl->updateProcessNames), false));
    return this;
 }
diff --git a/ProcessList.c b/ProcessList.c
index 30cc8012..04adac54 100644
--- a/ProcessList.c
+++ b/ProcessList.c
@@ -153,6 +153,7 @@ typedef struct ProcessList_ {
    bool highlightThreads;
    bool detailedCPUTime;
    bool countCPUsFromZero;
+   bool updateProcessNames;
    const char **treeStr;
 
 } ProcessList;
@@ -239,6 +240,7 @@ ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidWhiteList) {
    this->highlightMegabytes = false;
    this->detailedCPUTime = false;
    this->countCPUsFromZero = false;
+   this->updateProcessNames = false;
    this->treeStr = NULL;
    this->following = -1;
 
@@ -712,6 +714,11 @@ static bool ProcessList_processEntries(ProcessList* this, const char* dirname, P
             goto errorReadingProcess;
 
          ProcessList_add(this, process);
+      } else {
+         if (this->updateProcessNames) {
+            if (! ProcessList_readCmdlineFile(process, dirname, name))
+               goto errorReadingProcess;
+         }
       }
 
       if (process->state == 'Z') {
diff --git a/ProcessList.h b/ProcessList.h
index dc628bf1..34bd5e8b 100644
--- a/ProcessList.h
+++ b/ProcessList.h
@@ -136,6 +136,7 @@ typedef struct ProcessList_ {
    bool highlightThreads;
    bool detailedCPUTime;
    bool countCPUsFromZero;
+   bool updateProcessNames;
    const char **treeStr;
 
 } ProcessList;
diff --git a/Settings.c b/Settings.c
index 4782e84b..fd200a7c 100644
--- a/Settings.c
+++ b/Settings.c
@@ -124,6 +124,8 @@ static bool Settings_read(Settings* this, char* fileName, int cpuCount) {
          this->pl->detailedCPUTime = atoi(option[1]);
       } else if (String_eq(option[0], "cpu_count_from_zero")) {
          this->pl->countCPUsFromZero = atoi(option[1]);
+      } else if (String_eq(option[0], "update_process_names")) {
+         this->pl->updateProcessNames = atoi(option[1]);
       } else if (String_eq(option[0], "delay")) {
          this->delay = atoi(option[1]);
       } else if (String_eq(option[0], "color_scheme")) {
@@ -183,6 +185,7 @@ bool Settings_write(Settings* this) {
    fprintf(fd, "header_margin=%d\n", (int) this->header->margin);
    fprintf(fd, "detailed_cpu_time=%d\n", (int) this->pl->detailedCPUTime);
    fprintf(fd, "cpu_count_from_zero=%d\n", (int) this->pl->countCPUsFromZero);
+   fprintf(fd, "update_process_names=%d\n", (int) this->pl->updateProcessNames);
    fprintf(fd, "color_scheme=%d\n", (int) this->colorScheme);
    fprintf(fd, "delay=%d\n", (int) this->delay);
    fprintf(fd, "left_meters=");
-- 
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