working on rendering

tier2/filesystem.cpp

@@ -94,6 +94,12 @@ public:
 		
 		return buffer;
 	}
+	virtual const char *ReadString( IFileHandle *pFile ) override {
+		char *szString = (char*)V_malloc(Size(pFile)+1);
+		Read(pFile, szString, Size(pFile));
+		szString[Size(pFile)] = 0;
+		return szString;
+	};
 };
 
 

tier2/filesystem_libc.cpp

@@ -1,6 +1,7 @@
 #include "tier2/ifilesystem.h"
 #include "tier1/interface.h"
 #include "tier0/lib.h"
+#include "errno.h"
 
 class CLIBCFileHandle : public IFileHandle
 {
@@ -29,6 +30,9 @@ public:
 		case FILEMODE_READ:
 			szOperation = "rb";
 			break;
+		case FILEMODE_WRITE:
+			szOperation = "wb";
+			break;
 		default:
 			V_printf("Operation is not supported\n");
 			break;
@@ -36,7 +40,10 @@ public:
 
 		pFile = V_fopen(szFileName, szOperation);
 		if (!pFile)
+		{
+			Plat_FatalErrorFunc("Failed to open %s: %s\n",strerror(errno));
 			return NULL;
+		}
 
 		pHandle = new CLIBCFileHandle;
 		pHandle->m_pFileSystem = this;
@@ -48,7 +55,10 @@ public:
 	}
 	virtual size_t Write( IFileHandle *pFile, const void *pData, size_t nDataSize ) override
 	{
-		return 0;
+		CLIBCFileHandle *pHandle = (CLIBCFileHandle*)pFile;
+		if (!pHandle)
+			return 0;
+		return V_fwrite( pData, 1, nDataSize, pHandle->m_pFile);
 	}
 	virtual size_t Read( IFileHandle *pFile, void *pData, size_t nDataSize ) override
 	{
@@ -109,6 +119,7 @@ public:
 	}
 
 	virtual CUtlBuffer<unsigned char> Read( IFileHandle *pFile ) override { return NULL; }; 
+	virtual const char *ReadString( IFileHandle *pFile ) override { return NULL; };
 };
 
 EXPOSE_FILESYSTEM(CLIBCFileSystem, "sysfs");