From 08ea34d6a28b4b17d0146535e85d61ab7bda341d Mon Sep 17 00:00:00 2001
From: Michael Vogt <michael.vogt@ubuntu.com>
Date: Fri, 8 Apr 2005 11:55:14 +0000
Subject: * simple InstallProgress interface added

---
 python/progress.cc | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

(limited to 'python/progress.cc')

diff --git a/python/progress.cc b/python/progress.cc
index 673d7c0d..310d9569 100644
--- a/python/progress.cc
+++ b/python/progress.cc
@@ -7,6 +7,8 @@
    ##################################################################### */
 
 #include <iostream>
+#include <sys/types.h>
+#include <sys/wait.h>
 #include "progress.h"
 
 // generic
@@ -144,3 +146,59 @@ bool PyFetchProgress::Pulse(pkgAcquire * Owner)
    // this can be canceld by returning false
    return true;
 }
+
+
+
+// install progress
+
+void PyInstallProgress::StartUpdate() 
+{
+   RunSimpleCallback("StartUpdate");
+}
+
+void PyInstallProgress::UpdateInterface() 
+{
+   RunSimpleCallback("UpdateInterface");
+}
+ 
+void PyInstallProgress::FinishUpdate() 
+{
+   RunSimpleCallback("FinishUpdate");
+}
+
+pkgPackageManager::OrderResult PyInstallProgress::Run(pkgPackageManager *pm) 
+{
+   void *dummy;
+   pkgPackageManager::OrderResult res;
+   int ret;
+   pid_t _child_id;
+
+#if 0 // FIXME: this needs to be merged into apt to support medium swaping
+   res = pm->DoInstallPreFork();
+   if (res == pkgPackageManager::Failed)
+       return res;
+#endif
+
+   _child_id = fork();
+
+#if 0 // FIXME: this needs to be merged into apt to support medium swaping
+   if (_child_id == 0) {
+      res = pm->DoInstallPostFork();
+      _exit(res);
+   }
+#endif
+   if (_child_id == 0) {
+      res = pm->DoInstall();
+      _exit(res);
+   }
+
+   StartUpdate();
+   while (waitpid(_child_id, &ret, WNOHANG) == 0)
+      UpdateInterface();
+
+   res = (pkgPackageManager::OrderResult) WEXITSTATUS(ret);
+
+   FinishUpdate();
+
+   return res;
+}
-- 
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