Build system almost done

.gitignore

@@ -8,3 +8,8 @@ compile_commands.json
 # Added by cargo
 
 /target
+
+# fpc stuff
+.fpc
+fpc/.fpc
+fpc/fpc

engine/engine.cpp

@@ -52,18 +52,6 @@ void IEngine_Signal(int sig)
 void IEngine::Init()
 {
 	/* trap signals */
-	#ifdef __linux
-	signal(SIGHUP, IEngine_Signal);
-	signal(SIGINT, IEngine_Signal);
-	signal(SIGQUIT, IEngine_Signal);
-	signal(SIGILL, IEngine_Signal);
-	signal(SIGTRAP, IEngine_Signal);
-	signal(SIGIOT, IEngine_Signal);
-	signal(SIGBUS, IEngine_Signal);
-	signal(SIGFPE, IEngine_Signal);
-	signal(SIGSEGV, IEngine_Signal);
-	signal(SIGTERM, IEngine_Signal);
-	#endif
 
 	IFileSystem::InitFilesystem();
 	IVideo::Init();

fpc/Makefile

@@ -2,8 +2,12 @@ TIER0_FILES := $(wildcard ../tier0/*.cpp)
 TIER1_FILES := $(wildcard ../tier1/*.cpp)
 FPC_FILES := main.cpp library/runner.cpp library/helper.cpp library/c.cpp library/ld.cpp
 CC = clang
-OUTPUT_DIR = ../build/tools/fpc
+OUTPUT_DIR = fpc 
 
-full: $(TIER0_FILES) $(TIER1_FILES) $(FPC_FILES)
+install:
+
+../build/tools:
 	mkdir -p ../build/tools
+
+minimal: $(TIER0_FILES) $(TIER1_FILES) $(FPC_FILES) ../build/tools
 	$(CC) -g -rdynamic $(TIER0_FILES) $(TIER1_FILES) $(FPC_FILES) -I../public -Ipublic -lc -lstdc++ -o $(OUTPUT_DIR) 

fpc/build.cpp

@@ -1,8 +1,46 @@
-#include "helper.h"
+#include "public/c.h"
+#include "public/ld.h"
+#include "public/c.h"
+#include "public/helper.h"
+#include "tier0/platform.h"
+#include "signal.h"
+
+CUtlVector<CUtlString> g_CompiledFiles = {
+	"main.cpp",
+	"library/runner.cpp",
+	"library/helper.cpp",
+	"library/c.cpp",
+	"library/ld.cpp",
+	"../tier0/lib.cpp",
+	"../tier0/mem.cpp",
+	"../tier0/platform.cpp",
+	"../tier1/utlbuffer.cpp",
+	"../tier1/utlstring.cpp",
+	"../tier1/utlvector.cpp",
+	"../tier1/utlmap.cpp",
+	"../tier1/commandline.cpp",
+};
+
+CUtlVector<CUtlString> g_IncludeDirectories = {
+	"public",
+	"../public",
+};
+
 
 int build_fpc()
 {
-	V_printf("cool\n");
+	CCProject compileProject = {};
+	CLDProject ldProject = {};
+
+	compileProject.m_szName = "fpc";
+	compileProject.files = g_CompiledFiles;
+	compileProject.includeDirectories = g_IncludeDirectories;
+	ldProject = compileProject.Compile();
+
+	ldProject.Link();
+
+	IFileSystem2::MakeDirectory("../build/tools");
+
 	return 0;
 };
 DECLARE_BUILD_STAGE(fpc, build_fpc);

fpc/library/c.cpp

@@ -19,12 +19,13 @@ CLDProject CCProject::Compile()
 	unsigned int hash = GenerateProjectHash();
 	for (auto &file: files)
 	{
-		CUtlString szOutputFile = CUtlString("%s/cc/%u/%s.o",FPC_TEMPORAL_DIRNAME, hash, file.GetString());
+		CUtlString szOutputFile = CUtlString("%s/cc/%u_%s/%s/%s.o",FPC_TEMPORAL_DIRNAME, hash, m_szName.GetString(), IFileSystem2::OwnDirectory(), file.GetString());
 		CUtlString szOutputDir = szOutputFile;
 		szOutputDir = dirname(szOutputDir);
 		IFileSystem2::MakeDirectory(szOutputDir);
 
 		CUtlVector<CUtlString> args = {
+			"-g",
 			"-c",
 			"-o",
 			szOutputFile,
@@ -52,10 +53,10 @@ CLDProject CCProject::Compile()
 		IRunner::Run("clang", args);
 		proj.objects.AppendTail((CObject){szOutputFile});
 
-		ClangFile_t file = {};
-		file.m_szName = m_szName;
-		file.m_szArguments = args;
-		g_clangFiles.AppendTail(file);
+		ClangFile_t cfile = {};
+		cfile.m_szName = m_szName;
+		cfile.m_szArguments = args;
+		g_clangFiles.AppendTail(cfile);
 	}
 	return proj;
 }

fpc/library/helper.cpp

@@ -3,6 +3,8 @@
 #include "tier0/platform.h"
 #include "tier1/utlvector.h"
 #include "tier1/utlstring.h"
+#include "unistd.h"
+#include "libgen.h"
 
 unsigned int g_hashState = 102851263;
 unsigned int CProject::GenerateProjectHash( void )
@@ -19,11 +21,19 @@ unsigned int CProject::GenerateProjectHash( void )
 	return hash;
 };
 
+static char path[1024];
+static ssize_t pathSize = readlink("/proc/self/exe", path, sizeof(path) - 1);
+static char* pathDir = dirname(path);
+char *IFileSystem2::OwnDirectory()
+{
+	return pathDir;
+};
+
 void IFileSystem2::MakeDirectory( const char *psz )
 {
 	CUtlVector<CUtlString> args = {
 		"-p",
-		psz,
+		CUtlString(psz),
 	};
 	IRunner::Run("mkdir", args);
 };

fpc/library/ld.cpp

@@ -17,7 +17,7 @@ CUtlString CLDProject::Link( void )
 		szFileName = CUtlString("lib%s.so", m_szName.GetString());
 		break;
 	}
-	CUtlString szOutputFile = CUtlString("%s/ld/%u/%s",FPC_TEMPORAL_DIRNAME, hash, szFileName.GetString());
+	CUtlString szOutputFile = CUtlString("%s/ld/%u_%s/%s",FPC_TEMPORAL_DIRNAME, hash, m_szName.GetString(), szFileName.GetString());
 	CUtlString szOutputDir = szOutputFile;
 	szOutputDir = dirname(szOutputDir);
 	IFileSystem2::MakeDirectory(szOutputDir);
@@ -29,6 +29,7 @@ CUtlString CLDProject::Link( void )
 		IRunner::Run("ar", args);
 	} else {
 		CUtlVector<CUtlString> args = {
+			"-rdynamic",
 			"-o",
 			szOutputFile,
 		};

fpc/main.cpp

@@ -4,6 +4,7 @@
 #include "tier1/commandline.h"
 #include "c.h"
 #include "tier1/utlvector.h"
+#include "signal.h"
 
 int build()
 {
@@ -24,10 +25,37 @@ int build()
 
 	return 0;
 };
-
+void IEngine_Signal(int sig)
+{
+	switch (sig)
+	{
+	case SIGSEGV:
+	case SIGILL:
+	case SIGABRT:
+		Plat_Backtrace();
+		Plat_FatalErrorFunc("Fault");
+		break;
+	default:
+		break;
+	};
+	_exit(0);
+};
 
 int main(int c, char **v)
 {
+	#ifdef __linux
+	signal(SIGHUP, IEngine_Signal);
+	signal(SIGINT, IEngine_Signal);
+	signal(SIGQUIT, IEngine_Signal);
+	signal(SIGILL, IEngine_Signal);
+	signal(SIGTRAP, IEngine_Signal);
+	signal(SIGIOT, IEngine_Signal);
+	signal(SIGBUS, IEngine_Signal);
+	signal(SIGFPE, IEngine_Signal);
+	signal(SIGSEGV, IEngine_Signal);
+	signal(SIGTERM, IEngine_Signal);
+	V_printf("cool\n");
+	#endif
 	ICommandLine::CreateCommandLine(c, v);
 	if (ICommandLine::CheckParam("build"))
 		return build();

fpc/public/helper.h

@@ -15,13 +15,12 @@ public:
 interface IFileSystem2
 {
 public:
+	static char *OwnDirectory();
 	static void MakeDirectory( const char *psz );
 	static void CopyFile( const char *szDestination, const char *szOrigin );
 	static void CopyDirectory( const char *szDestination, const char *szOrigin );
 };
 
-
-
 class CBuildStage
 {
 public:

public/tier1/utlbuffer.h

@@ -5,6 +5,7 @@
 #include "tier0/mem.h"
 #include "tier0/platform.h"
 #include "tier0/lib.h"
+#include "new"
 
 template <typename T>
 class CUtlBuffer;
@@ -31,8 +32,8 @@ public:
 	T operator []( const size_t nIndex ) const;
 	CUtlBuffer<T>& operator=(const CUtlBuffer<T>& other);
 private:
-	T* m_pData;
-	size_t m_nSize;
+	T* m_pData = NULL;
+	size_t m_nSize = 0;
 };
 
 //-----------------------------------------------------------------------------
@@ -156,6 +157,7 @@ public:
 	CUtlResizableBuffer( size_t nSize );
 	CUtlResizableBuffer( const CUtlBuffer<T>& buffer );
 	CUtlResizableBuffer( const CUtlResizableBuffer<T>& buffer );
+	~CUtlResizableBuffer();
 
 	size_t GetSize() const;
 	size_t GetRealSize() const;
@@ -168,9 +170,9 @@ public:
 	CUtlResizableBuffer<T>& operator=(const CUtlResizableBuffer<T>& other);
 private:
 	size_t CalculateMemorySize(size_t nSize);
-	T* m_pData;
-	size_t m_nSize;
-	size_t m_nAllocatedSize;
+	T* m_pData = NULL;
+	size_t m_nSize = 0;
+	size_t m_nAllocatedSize = 0;
 };
 
 
@@ -179,24 +181,20 @@ private:
 // Constructor.
 //-----------------------------------------------------------------------------
 template <typename T>
-CUtlResizableBuffer<T>::CUtlResizableBuffer() : m_nSize(1)
+CUtlResizableBuffer<T>::CUtlResizableBuffer()
 {
-	m_pData = (T*)V_malloc(1);
-	m_nAllocatedSize = 1;
+	m_pData = NULL;
+	m_nSize = 0;
+	m_nAllocatedSize = 0;
 }
 
 //-----------------------------------------------------------------------------
 // Constructor.
 //-----------------------------------------------------------------------------
 template <typename T>
-CUtlResizableBuffer<T>::CUtlResizableBuffer( size_t nSize ) : m_nSize(nSize)
+CUtlResizableBuffer<T>::CUtlResizableBuffer( size_t nSize )
 {
-	if ( nSize == 0 )
-		nSize = 1;
-	size_t nAllocSize = CalculateMemorySize(sizeof(T)*nSize);
-	m_pData = (T*)V_malloc(nAllocSize);
-	m_nAllocatedSize = nAllocSize;
-	V_memset(m_pData, 0, sizeof(T)*nSize);
+	Resize(nSize);
 }
 
 //-----------------------------------------------------------------------------
@@ -205,10 +203,6 @@ CUtlResizableBuffer<T>::CUtlResizableBuffer( size_t nSize ) : m_nSize(nSize)
 template <typename T>
 CUtlResizableBuffer<T>::CUtlResizableBuffer( const CUtlBuffer<T>& buffer ) : m_nSize(buffer.nSize)
 {
-	size_t nAllocSize = CalculateMemorySize(sizeof(T)*buffer.nSize);
-	m_pData = (T*)V_malloc(nAllocSize);
-	m_nAllocatedSize = nAllocSize;
-	V_memcpy(m_pData,buffer.m_pData,sizeof(T)*buffer.nSize);
 }
 
 //-----------------------------------------------------------------------------
@@ -217,11 +211,21 @@ CUtlResizableBuffer<T>::CUtlResizableBuffer( const CUtlBuffer<T>& buffer ) : m_n
 template <typename T>
 CUtlResizableBuffer<T>::CUtlResizableBuffer( const CUtlResizableBuffer<T>& buffer ) : m_nSize(buffer.m_nSize)
 {
-	m_pData = (T*)V_malloc(sizeof(T)*buffer.m_nAllocatedSize);
-	m_nAllocatedSize = buffer.m_nAllocatedSize;
-	V_memcpy(m_pData,buffer.m_pData,sizeof(T)*buffer.m_nSize);
+	*this = buffer;
 }
 
+template <typename T>
+CUtlResizableBuffer<T>::~CUtlResizableBuffer()
+{
+	for ( size_t i = 0; i < m_nSize; i++)
+		m_pData[i].~T();
+	if (m_pData)
+		V_free(m_pData);
+	m_pData = 0;
+	m_nSize = 0;
+	m_nAllocatedSize = 0;
+};
+
 //-----------------------------------------------------------------------------
 // Gets memory size.
 //-----------------------------------------------------------------------------
@@ -246,25 +250,21 @@ size_t CUtlResizableBuffer<T>::GetRealSize( void ) const
 template <typename T>
 void CUtlResizableBuffer<T>::Resize( size_t nSize )
 {
-	if ( nSize == 0 )
-		nSize = 1;
-
-
-	if ( m_pData == 0 )
-		m_pData = (T*)V_malloc(CalculateMemorySize(sizeof(T)*nSize));
-	else
+	if (nSize > m_nAllocatedSize)
 	{
-		size_t nAllocSize = CalculateMemorySize(sizeof(T)*nSize);
-		if (nAllocSize!=m_nAllocatedSize)
+		size_t nAllocationSize = CalculateMemorySize(nSize);
+		T *pData = (T*)V_malloc(nAllocationSize*sizeof(T));
+		for (size_t i = 0; i < m_nSize; i++)
 		{
-			// not ideal
-			T* pData = (T*)V_malloc(nAllocSize);
-			V_memcpy(pData, m_pData, m_nAllocatedSize>nAllocSize ? nAllocSize : m_nAllocatedSize );
-			m_nAllocatedSize = nAllocSize;
-			V_free(m_pData);
-			m_pData = pData;
+			new (&pData[i]) T(m_pData[i]);
+			m_pData[i].~T();
 		}
+		V_free(m_pData);
+		m_pData = pData;
+		m_nAllocatedSize = nAllocationSize;		
 	}
+	for ( size_t i = m_nSize; i < nSize; ++i )
+		new (&m_pData[i]) T();
 	m_nSize = nSize;
 }
 
@@ -320,11 +320,17 @@ CUtlResizableBuffer<T>& CUtlResizableBuffer<T>::operator=(const CUtlResizableBuf
 {
 	if ( this != &other )
 	{
-		V_free(m_pData);
-		m_pData = (T*)V_malloc(other.m_nAllocatedSize);
-		V_memcpy(m_pData, other.m_pData, sizeof(T)*other.m_nSize);
+		if (m_pData)
+		{
+			for (size_t i = 0; i < m_nSize; i++)
+				m_pData[i].~T();
+			V_free(m_pData);
+		}
+		m_pData = (T*)V_malloc(other.m_nAllocatedSize*sizeof(T));
 		m_nAllocatedSize = other.m_nAllocatedSize;
 		m_nSize = other.m_nSize;
+		for ( size_t i = 0; i < other.m_nSize; i++)
+			new (&m_pData[i]) T(other.m_pData[i]);
 	}
 	return *this;
 }
@@ -343,7 +349,9 @@ size_t CUtlResizableBuffer<T>::CalculateMemorySize(size_t nSize)
 	x |= x >> 4;
 	x |= x >> 8;
 	x |= x >> 16;
+#if SIZE_MAX > UINT32_MAX
 	x |= x >> 32;
+#endif
 	return x + 1;
 }
 

public/tier1/utlstring.h

@@ -26,7 +26,7 @@ public:
 	bool operator==(CUtlString& string);
 	bool operator!=(CUtlString& string);
 private:
-	CUtlVector<char> m_data;
+	CUtlVector<char> m_data = 0;
 };
 
 #endif

public/tier1/utlvector.h

@@ -75,7 +75,7 @@ private:
 template<typename T>
 CUtlVector<T>::CUtlVector( void )
 {
-	m_data.Resize(0);
+
 };
 
 //----------------------------------------------------------------------------
@@ -85,6 +85,7 @@ template<typename T>
 CUtlVector<T>::CUtlVector( size_t nSize )
 {
 	m_data.Resize(nSize);
+	V_memset(m_data.GetMemory(),0,m_data.GetSize()*sizeof(T));
 	m_nSize = nSize;
 };
 
@@ -95,20 +96,20 @@ template<typename T>
 CUtlVector<T>::CUtlVector( CUtlInitializerList<T> initalizerList )
 {
 	m_data.Resize(initalizerList.size());
+	V_memset(m_data.GetMemory(),0,m_data.GetSize()*sizeof(T));
 	m_nSize = m_data.GetSize();
-	V_memcpy(m_data.GetMemory(), initalizerList.begin(), m_data.GetSize()*sizeof(T));
+	for (size_t i = 0; i<m_nSize; i++)
+		m_data[i] = initalizerList.begin()[i];
 }
 
 template<typename T>
 CUtlVector<T>::CUtlVector( const CUtlVector& vector )
 {
-	m_data = vector.m_data;
+	*this = vector;
 }
 template<typename T>
 CUtlVector<T>::~CUtlVector()
 {
-	for ( uint32_t i = 0; i < m_nSize; i++ )
-		m_data[i].~T();
 }
 
 template<typename T>
@@ -133,7 +134,8 @@ template<typename T>
 void  CUtlVector<T>::AppendTail( const T *pData, size_t n )
 {
 	m_data.Resize(m_data.GetSize()+n);
-	V_memcpy(m_data+m_nSize,pData,sizeof(T)*n);
+	for ( size_t i = 0; i < n; i++ )
+		m_data[i+m_nSize] = pData[i];
 	m_nSize+=n;
 }
 
@@ -180,6 +182,7 @@ size_t CUtlVector<T>::GetSize( void )
 template<typename T>
 void CUtlVector<T>::Resize( size_t nSize )
 {
+	m_data.Resize(nSize);
 	m_nSize = nSize;
 }
 template<typename T>
@@ -193,9 +196,7 @@ CUtlVector<T> &CUtlVector<T>::operator=(const CUtlVector<T> &vec)
 	if (this != &vec)
 	{
 		m_nSize = vec.m_nSize;
-		m_data.Resize(m_nSize);
-		for ( uint32_t i = 0; i < m_nSize; i++ )
-			m_data[i] = vec.m_data[i];
+		m_data = vec.m_data;
 	}
 	return *this;
 }

tier0/platform.cpp

@@ -60,7 +60,35 @@ PLATFORM_INTERFACE void Plat_ListDirRecursive(const char* szPath, ListDirCallbac
 }
 PLATFORM_INTERFACE void Plat_ListDir(const char* szPath, ListDirCallbackFn file, ListDirCallbackFn dir)
 {
+	struct dirent *entry;
+	DIR *dp = opendir(szPath);
 
+	if (!dp) {
+		return;
+	}
+
+	while ((entry = readdir(dp)) != NULL) {
+		char full_path[1024];
+		if (strcmp(entry->d_name, ".") == 0 || strcmp(entry->d_name, "..") == 0)
+			continue;
+
+		snprintf(full_path, sizeof(full_path), "%s/%s", szPath, entry->d_name);
+
+		struct stat statbuf;
+		if (stat(full_path, &statbuf) == -1) {
+			continue;
+		}
+
+		if (S_ISDIR(statbuf.st_mode)) {
+			if (dir)
+				dir(full_path);
+		} else {
+			if (file)
+				file(full_path);
+		}
+	}
+
+	closedir(dp);
 }
 
 PLATFORM_INTERFACE char *Plat_GetExtension( const char *szPath )

tier1/utlstring.cpp

@@ -23,7 +23,7 @@ CUtlString::CUtlString( const char *szFormat, ... )
 	m_data.Reserve(nSize + 1);
 	va_end(vlArgs2);
 	V_vsnprintf(m_data.GetData(), nSize + 1, szFormat, vlArgs);
-	m_data.Resize(nSize);
+	m_data.Resize(nSize+1);
 	va_end(vlArgs);
 }
 
@@ -34,6 +34,7 @@ CUtlString::CUtlString( const CUtlString &sz )
 
 void CUtlString::AppendTail( const char *psz )
 {
+	m_data.Resize(m_data.GetSize()-1);
 	m_data.AppendTail(psz,V_strlen(psz));
 	m_data.Reserve(m_data.GetSize()+1);
 	m_data[m_data.GetSize()] = 0;
@@ -73,7 +74,9 @@ CUtlString::operator char*( void )
 CUtlString &CUtlString::operator=(const CUtlString &sz)
 {
 	if (this != &sz)
+	{
 		m_data = sz.m_data;
+	}
 	return *this;
 }