From c63198f1c787d69052d6332c5e52118f58eacf56 Mon Sep 17 00:00:00 2001
From: Gregory Maxwell <greg@xiph.org>
Date: Tue, 29 Nov 2016 01:00:11 +0000
Subject: Make QT runawayException call GetWarnings instead of directly access
 strMiscWarning.

This is a first step in avoiding racy accesses to strMiscWarning.

The change required moving GetWarnings and related globals to util.
---
 src/util.cpp | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)

(limited to 'src/util.cpp')

diff --git a/src/util.cpp b/src/util.cpp
index 014013d21..a2e6b85d2 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -107,7 +107,11 @@ map<string, vector<string> > mapMultiArgs;
 bool fDebug = false;
 bool fPrintToConsole = false;
 bool fPrintToDebugLog = true;
+
 string strMiscWarning;
+bool fLargeWorkForkFound = false;
+bool fLargeWorkInvalidChainFound = false;
+
 bool fLogTimestamps = DEFAULT_LOGTIMESTAMPS;
 bool fLogTimeMicros = DEFAULT_LOGTIMEMICROS;
 bool fLogIPs = DEFAULT_LOGIPS;
@@ -808,3 +812,46 @@ std::string CopyrightHolders(const std::string& strPrefix)
     }
     return strCopyrightHolders;
 }
+
+std::string GetWarnings(const std::string& strFor)
+{
+    string strStatusBar;
+    string strRPC;
+    string strGUI;
+    const string uiAlertSeperator = "<hr />";
+
+    if (!CLIENT_VERSION_IS_RELEASE) {
+        strStatusBar = "This is a pre-release test build - use at your own risk - do not use for mining or merchant applications";
+        strGUI = _("This is a pre-release test build - use at your own risk - do not use for mining or merchant applications");
+    }
+
+    if (GetBoolArg("-testsafemode", DEFAULT_TESTSAFEMODE))
+        strStatusBar = strRPC = strGUI = "testsafemode enabled";
+
+    // Misc warnings like out of disk space and clock is wrong
+    if (strMiscWarning != "")
+    {
+        strStatusBar = strMiscWarning;
+        strGUI += (strGUI.empty() ? "" : uiAlertSeperator) + strMiscWarning;
+    }
+
+    if (fLargeWorkForkFound)
+    {
+        strStatusBar = strRPC = "Warning: The network does not appear to fully agree! Some miners appear to be experiencing issues.";
+        strGUI += (strGUI.empty() ? "" : uiAlertSeperator) + _("Warning: The network does not appear to fully agree! Some miners appear to be experiencing issues.");
+    }
+    else if (fLargeWorkInvalidChainFound)
+    {
+        strStatusBar = strRPC = "Warning: We do not appear to fully agree with our peers! You may need to upgrade, or other nodes may need to upgrade.";
+        strGUI += (strGUI.empty() ? "" : uiAlertSeperator) + _("Warning: We do not appear to fully agree with our peers! You may need to upgrade, or other nodes may need to upgrade.");
+    }
+
+    if (strFor == "gui")
+        return strGUI;
+    else if (strFor == "statusbar")
+        return strStatusBar;
+    else if (strFor == "rpc")
+        return strRPC;
+    assert(!"GetWarnings(): invalid parameter");
+    return "error";
+}
-- 
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