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-rw-r--r--src/Generating/CompoGen.cpp2
-rw-r--r--src/Generating/DistortedHeightmap.cpp2
-rw-r--r--src/Generating/FinishGen.cpp2
-rw-r--r--src/Generating/Noise3DGenerator.cpp4
-rw-r--r--src/Globals.h5
-rw-r--r--src/Noise/Noise.cpp1
-rw-r--r--src/OSSupport/CMakeLists.txt8
-rw-r--r--src/OSSupport/StackTrace.cpp44
-rw-r--r--src/OSSupport/StackTrace.h15
-rw-r--r--src/World.cpp4
-rw-r--r--src/World.h3
-rw-r--r--src/main.cpp5
12 files changed, 85 insertions, 10 deletions
diff --git a/src/Generating/CompoGen.cpp b/src/Generating/CompoGen.cpp
index 23cc64d78..6c3b50b4e 100644
--- a/src/Generating/CompoGen.cpp
+++ b/src/Generating/CompoGen.cpp
@@ -324,7 +324,7 @@ void cCompoGenNether::ComposeTerrain(cChunkDesc & a_ChunkDesc, const cChunkDesc:
CeilingDisguise = -CeilingDisguise;
}
- int CeilingDisguiseHeight = Height - 2 - (int)CeilingDisguise * 3;
+ int CeilingDisguiseHeight = Height - 2 - FloorC(CeilingDisguise * 3);
for (int y = Height - 1; y > CeilingDisguiseHeight; y--)
{
diff --git a/src/Generating/DistortedHeightmap.cpp b/src/Generating/DistortedHeightmap.cpp
index e1ed9b450..37a51c18e 100644
--- a/src/Generating/DistortedHeightmap.cpp
+++ b/src/Generating/DistortedHeightmap.cpp
@@ -122,6 +122,8 @@ const cDistortedHeightmap::sGenParam cDistortedHeightmap::m_GenParam[256] =
cDistortedHeightmap::cDistortedHeightmap(int a_Seed, cBiomeGenPtr a_BiomeGen) :
m_NoiseDistortX(a_Seed + 1000),
m_NoiseDistortZ(a_Seed + 2000),
+ m_CurChunkX(0x7fffffff), // Set impossible coords for the chunk so that it's always considered stale
+ m_CurChunkZ(0x7fffffff),
m_BiomeGen(a_BiomeGen),
m_UnderlyingHeiGen(new cHeiGenBiomal(a_Seed, a_BiomeGen)),
m_HeightGen(m_UnderlyingHeiGen, 64),
diff --git a/src/Generating/FinishGen.cpp b/src/Generating/FinishGen.cpp
index 2ff3e7f67..1e8a67dd0 100644
--- a/src/Generating/FinishGen.cpp
+++ b/src/Generating/FinishGen.cpp
@@ -516,7 +516,7 @@ void cFinishGenSingleTopBlock::GenFinish(cChunkDesc & a_ChunkDesc)
}
int Height = a_ChunkDesc.GetHeight(x, z);
- if (Height >= cChunkDef::Height)
+ if (Height >= cChunkDef::Height - 1)
{
// Too high up
continue;
diff --git a/src/Generating/Noise3DGenerator.cpp b/src/Generating/Noise3DGenerator.cpp
index a7af87bac..57e23809e 100644
--- a/src/Generating/Noise3DGenerator.cpp
+++ b/src/Generating/Noise3DGenerator.cpp
@@ -529,7 +529,9 @@ cBiomalNoise3DComposable::cBiomalNoise3DComposable(int a_Seed, cBiomeGenPtr a_Bi
m_DensityNoiseA(a_Seed + 1),
m_DensityNoiseB(a_Seed + 2),
m_BaseNoise(a_Seed + 3),
- m_BiomeGen(a_BiomeGen)
+ m_BiomeGen(a_BiomeGen),
+ m_LastChunkX(0x7fffffff), // Set impossible coords for the chunk so that it's always considered stale
+ m_LastChunkZ(0x7fffffff)
{
// Generate the weight distribution for summing up neighboring biomes:
m_WeightSum = 0;
diff --git a/src/Globals.h b/src/Globals.h
index 582f5fdaa..d75ae0093 100644
--- a/src/Globals.h
+++ b/src/Globals.h
@@ -264,6 +264,7 @@ template class SizeChecker<UInt16, 2>;
#include "OSSupport/Thread.h"
#include "OSSupport/File.h"
#include "Logger.h"
+ #include "OSSupport/StackTrace.h"
#else
// Logging functions
void inline LOGERROR(const char* a_Format, ...) FORMATSTRING(1, 2);
@@ -349,14 +350,14 @@ void inline LOGD(const char* a_Format, ...)
#else
#ifdef _DEBUG
- #define ASSERT( x) ( !!(x) || ( LOGERROR("Assertion failed: %s, file %s, line %i", #x, __FILE__, __LINE__), assert(0), 0))
+ #define ASSERT( x) ( !!(x) || ( LOGERROR("Assertion failed: %s, file %s, line %i", #x, __FILE__, __LINE__), PrintStackTrace(), assert(0), 0))
#else
#define ASSERT(x) ((void)(x))
#endif
#endif
// Pretty much the same as ASSERT() but stays in Release builds
-#define VERIFY( x) ( !!(x) || ( LOGERROR("Verification failed: %s, file %s, line %i", #x, __FILE__, __LINE__), exit(1), 0))
+#define VERIFY( x) ( !!(x) || ( LOGERROR("Verification failed: %s, file %s, line %i", #x, __FILE__, __LINE__), PrintStackTrace(), exit(1), 0))
// Same as assert but in all Self test builds
#ifdef SELF_TEST
diff --git a/src/Noise/Noise.cpp b/src/Noise/Noise.cpp
index 509be7d6c..0249ab6c1 100644
--- a/src/Noise/Noise.cpp
+++ b/src/Noise/Noise.cpp
@@ -2,7 +2,6 @@
#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
#include "Noise.h"
-#include "OSSupport/Timer.h"
#define FAST_FLOOR(x) (((x) < 0) ? (((int)x) - 1) : ((int)x))
diff --git a/src/OSSupport/CMakeLists.txt b/src/OSSupport/CMakeLists.txt
index c3eabeef6..592525941 100644
--- a/src/OSSupport/CMakeLists.txt
+++ b/src/OSSupport/CMakeLists.txt
@@ -16,8 +16,10 @@ SET (SRCS
Sleep.cpp
Socket.cpp
SocketThreads.cpp
+ StackTrace.cpp
Thread.cpp
- Timer.cpp)
+ Timer.cpp
+)
SET (HDRS
CriticalSection.h
@@ -32,8 +34,10 @@ SET (HDRS
Sleep.h
Socket.h
SocketThreads.h
+ StackTrace.h
Thread.h
- Timer.h)
+ Timer.h
+)
if(NOT MSVC)
add_library(OSSupport ${SRCS} ${HDRS})
diff --git a/src/OSSupport/StackTrace.cpp b/src/OSSupport/StackTrace.cpp
new file mode 100644
index 000000000..a56568457
--- /dev/null
+++ b/src/OSSupport/StackTrace.cpp
@@ -0,0 +1,44 @@
+
+// StackTrace.cpp
+
+// Implements the functions to print current stack traces
+
+#include "Globals.h"
+#include "StackTrace.h"
+#ifdef _WIN32
+ #include "../StackWalker.h"
+#else
+ #include <execinfo.h>
+ #include <unistd.h>
+#endif
+
+
+
+
+
+void PrintStackTrace(void)
+{
+ #ifdef _WIN32
+ // Reuse the StackWalker from the LeakFinder project already bound to MCS
+ // Define a subclass of the StackWalker that outputs everything to stdout
+ class PrintingStackWalker :
+ public StackWalker
+ {
+ virtual void OnOutput(LPCSTR szText) override
+ {
+ puts(szText);
+ }
+ } sw;
+ sw.ShowCallstack();
+ #else
+ // Use the backtrace() function to get and output the stackTrace:
+ // Code adapted from http://stackoverflow.com/questions/77005/how-to-generate-a-stacktrace-when-my-gcc-c-app-crashes
+ void * stackTrace[30];
+ size_t numItems = backtrace(stackTrace, ARRAYCOUNT(stackTrace));
+ backtrace_symbols_fd(stackTrace, numItems, STDERR_FILENO);
+ #endif
+}
+
+
+
+
diff --git a/src/OSSupport/StackTrace.h b/src/OSSupport/StackTrace.h
new file mode 100644
index 000000000..228a00077
--- /dev/null
+++ b/src/OSSupport/StackTrace.h
@@ -0,0 +1,15 @@
+
+// StackTrace.h
+
+// Declares the functions to print current stack trace
+
+
+
+
+
+/** Prints the stacktrace for the current thread. */
+extern void PrintStackTrace(void);
+
+
+
+
diff --git a/src/World.cpp b/src/World.cpp
index 0dec0bd96..5fe64ea3a 100644
--- a/src/World.cpp
+++ b/src/World.cpp
@@ -164,6 +164,8 @@ protected:
if (m_NumPrepared >= m_MaxIdx)
{
m_EvtFinished.Set();
+ // Must return here, because "this" may have gotten deleted by the previous line
+ return;
}
// Queue another chunk, if appropriate:
@@ -2678,7 +2680,7 @@ bool cWorld::ForEachPlayer(cPlayerListCallback & a_Callback)
bool cWorld::DoWithPlayer(const AString & a_PlayerName, cPlayerListCallback & a_Callback)
{
- // Calls the callback for each player in the list
+ // Calls the callback for the specified player in the list
cCSLock Lock(m_CSPlayers);
for (cPlayerList::iterator itr = m_Players.begin(); itr != m_Players.end(); ++itr)
{
diff --git a/src/World.h b/src/World.h
index 68d0654ee..31bc9dad6 100644
--- a/src/World.h
+++ b/src/World.h
@@ -315,7 +315,8 @@ public:
/** Calls the callback for each player in the list; returns true if all players processed, false if the callback aborted by returning true */
virtual bool ForEachPlayer(cPlayerListCallback & a_Callback) override; // >> EXPORTED IN MANUALBINDINGS <<
- /** Calls the callback for the player of the given name; returns true if the player was found and the callback called, false if player not found. Callback return ignored */
+ /** Calls the callback for the player of the given name; returns true if the player was found and the callback called, false if player not found.
+ Callback return value is ignored. If there are multiple players of the same name, only (random) one is processed by the callback. */
bool DoWithPlayer(const AString & a_PlayerName, cPlayerListCallback & a_Callback); // >> EXPORTED IN MANUALBINDINGS <<
/** Finds a player from a partial or complete player name and calls the callback - case-insensitive */
diff --git a/src/main.cpp b/src/main.cpp
index c60e13a8c..fe4b360a5 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -61,6 +61,7 @@ void NonCtrlHandler(int a_Signal)
std::signal(SIGSEGV, SIG_DFL);
LOGERROR(" D: | MCServer has encountered an error and needs to close");
LOGERROR("Details | SIGSEGV: Segmentation fault");
+ PrintStackTrace();
abort();
}
case SIGABRT:
@@ -71,6 +72,7 @@ void NonCtrlHandler(int a_Signal)
std::signal(a_Signal, SIG_DFL);
LOGERROR(" D: | MCServer has encountered an error and needs to close");
LOGERROR("Details | SIGABRT: Server self-terminated due to an internal fault");
+ PrintStackTrace();
abort();
}
case SIGINT:
@@ -137,6 +139,9 @@ LONG WINAPI LastChanceExceptionFilter(__in struct _EXCEPTION_POINTERS * a_Except
g_WriteMiniDump(GetCurrentProcess(), GetCurrentProcessId(), dumpFile, g_DumpFlags, (a_ExceptionInfo) ? &ExcInformation : nullptr, nullptr, nullptr);
CloseHandle(dumpFile);
+ // Print the stack trace for the basic debugging:
+ PrintStackTrace();
+
// Revert to old stack:
_asm
{
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 14:25:24 +0100