X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/d63d2c3c6cbbd574dda4f8b00ebe6c661735edd5..494697a00628cf277bd00b85967efbbe61f4fcee:/lib/base/eerror.h

diff --git a/lib/base/eerror.h b/lib/base/eerror.h
index bf913959..2ae89e2f 100644
--- a/lib/base/eerror.h
+++ b/lib/base/eerror.h
@@ -7,14 +7,33 @@
 #include <new>
 #include <libsig_comp.h>
 
-void eFatal(const char* fmt, ...);
+// to use memleak check change the following in configure.ac
+// * add -rdynamic to LD_FLAGS
+// * add -DMEMLEAK_CHECK to CPP_FLAGS
+
+#ifdef MEMLEAK_CHECK
+#define BACKTRACE_DEPTH 5
+// when you have c++filt and corresponding libs on your platform
+// then add -DHAVE_CPP_FILT to CPP_FLAGS in configure.ac
+#include <map>
+#include <lib/base/elock.h>
+#include <execinfo.h>
+#include <string>
+#include <new>
+#endif // MEMLEAK_CHECK
 
-class eString;
+#ifndef NULL
+#define NULL 0
+#endif
+
+void eFatal(const char* fmt, ...);
 
 enum { lvlDebug=1, lvlWarning=2, lvlFatal=4 };
 
-extern Signal2<void, int, const eString&> logOutput;
+#ifndef SWIG
+extern Signal2<void, int, const std::string&> logOutput;
 extern int logOutputConsole;
+#endif
 
 #ifdef ASSERT
 #undef ASSERT
@@ -24,7 +43,150 @@ extern int logOutputConsole;
     void eDebug(const char* fmt, ...);
     void eDebugNoNewLine(const char* fmt, ...);
     void eWarning(const char* fmt, ...);
+#ifndef SWIG
     #define ASSERT(x) { if (!(x)) eFatal("%s:%d ASSERTION %s FAILED!", __FILE__, __LINE__, #x); }
+#endif
+
+#ifdef MEMLEAK_CHECK
+typedef struct
+{
+	unsigned int address;
+	unsigned int size;
+	char *file;
+	void *backtrace[BACKTRACE_DEPTH];
+	unsigned char btcount;
+	unsigned short line;
+	unsigned char type;
+} ALLOC_INFO;
+
+typedef std::map<unsigned int, ALLOC_INFO> AllocList;
+
+extern AllocList *allocList;
+extern pthread_mutex_t memLock;
+
+static inline void AddTrack(unsigned int addr,  unsigned int asize,  const char *fname, unsigned int lnum, unsigned int type)
+{
+	ALLOC_INFO info;
+
+	if(!allocList)
+		allocList = new(AllocList);
+
+	info.address = addr;
+	info.file = strdup(fname);
+	info.line = lnum;
+	info.size = asize;
+	info.type = type;
+	info.btcount = backtrace( info.backtrace, BACKTRACE_DEPTH );
+	singleLock s(memLock);
+	(*allocList)[addr]=info;
+};
+
+static inline void RemoveTrack(unsigned int addr, unsigned int type)
+{
+	if(!allocList)
+		return;
+	AllocList::iterator i;
+	singleLock s(memLock);
+	i = allocList->find(addr);
+	if ( i != allocList->end() )
+	{
+		if ( i->second.type != type )
+			i->second.type=3;
+		else
+		{
+			free(i->second.file);
+			allocList->erase(i);
+		}
+	}
+};
+
+inline void * operator new(unsigned int size, const char *file, int line)
+{
+	void *ptr = (void *)malloc(size);
+	AddTrack((unsigned int)ptr, size, file, line, 1);
+	return(ptr);
+};
+
+inline void operator delete(void *p)
+{
+	RemoveTrack((unsigned int)p,1);
+	free(p);
+};
+
+inline void * operator new[](unsigned int size, const char *file, int line)
+{
+	void *ptr = (void *)malloc(size);
+	AddTrack((unsigned int)ptr, size, file, line, 2);
+	return(ptr);
+};
+
+inline void operator delete[](void *p)
+{
+	RemoveTrack((unsigned int)p, 2);
+	free(p);
+};
+
+inline void DumpUnfreed()
+{
+	AllocList::iterator i;
+	unsigned int totalSize = 0;
+
+	if(!allocList)
+		return;
+
+	for(i = allocList->begin(); i != allocList->end(); i++)
+	{
+		unsigned int tmp;
+		printf("%s\tLINE %d\tADDRESS %p\t%d unfreed\ttype %d\n",
+			i->second.file, i->second.line, (void*)i->second.address, i->second.size, i->second.type);
+		totalSize += i->second.size;
+		char **bt_string = backtrace_symbols( i->second.backtrace, i->second.btcount );
+		for ( tmp=0; tmp < i->second.btcount; tmp++ )
+		{
+			if ( bt_string[tmp] )
+			{
+#ifdef HAVE_CPP_FILT
+				char *beg = strchr(bt_string[tmp], '(');
+				if ( beg )
+				{
+					std::string tmp1(beg+1);
+					int pos1=tmp1.find('+'), pos2=tmp1.find(')');
+					std::string tmp2(tmp1.substr(pos1,(pos2-pos1)-1));
+					std::string cmd="c++filt ";
+					cmd+=tmp1.substr(0,pos1);
+					FILE *f = popen(cmd.c_str(), "r");
+					char buf[256];
+					if (f)
+					{
+						size_t rd = fread(buf, 1, 255, f);
+						if ( rd > 0 )
+						{
+							buf[rd-1]=0;
+							printf("%s %s\n", buf, tmp2.c_str() );
+						}
+						else
+							printf("%s\n", tmp1.substr(0,pos1).c_str());
+						fclose(f);
+					}
+				}
+				else
+#endif // HAVE_CPP_FILT
+					printf("%s\n", bt_string[tmp]);
+			}
+		}
+		free(bt_string);
+		printf("\n");
+	}
+
+	printf("-----------------------------------------------------------\n");
+	printf("Total Unfreed: %d bytes\n", totalSize);
+	fflush(stdout);
+};
+#define new new(__FILE__, __LINE__)
+
+#endif // MEMLEAK_CHECK
+
+
 #else
     inline void eDebug(const char* fmt, ...)
     {