tier1(android): add error message for library loading from mod apk

tier1/interface.cpp

@@ -311,11 +311,19 @@ CSysModule *Sys_LoadModule( const char *pModuleName, Sys_Flags flags /* = SYS_NO
 		char *modLibPath = getenv("APP_MOD_LIB");
 		if( modLibPath && *modLibPath ) // first load library from mod launcher
 		{
+			bool bFound = true;
 			Q_snprintf(szAbsoluteModuleName, sizeof(szAbsoluteModuleName), "%s/lib%s", modLibPath, pModuleName);
 			if( stat(szAbsoluteModuleName, &statBuf) != 0 )
+			{
 				Q_snprintf(szAbsoluteModuleName, sizeof(szAbsoluteModuleName), "%s/%s", modLibPath, pModuleName);
+				if( stat(szAbsoluteModuleName, &statBuf) != 0 )
+					bFound = false;
+			}
 
 			hDLL = Sys_LoadLibrary(szAbsoluteModuleName, flags);
+
+			if( !hDLL && bFound )
+				Error("Can't load mod library %s\n", szAbsoluteModuleName);
 		}
 
 		Q_snprintf(szAbsoluteModuleName, sizeof(szAbsoluteModuleName), "%s/lib%s", libPath ,pModuleName);

wscript

@@ -75,6 +75,7 @@ projects={
 		'vpklib',
 		'vstdlib',
 		'vtf',
+		'utils/vtex',
 		'unicode'
 	],
 	'tests': [
@@ -500,12 +501,12 @@ def configure(conf):
 			for i in a:
 				conf.check_cc(lib = i)
 
-		conf.check(lib='libz', uselib_store='ZLIB')
+		conf.check(lib='libz', uselib_store='ZLIB', define_name='USE_ZLIB')
 		# conf.check(lib='nvtc', uselib_store='NVTC')
 		# conf.check(lib='ati_compress_mt_vc10', uselib_store='ATI_COMPRESS_MT_VC10')
 		conf.check(lib='SDL2', uselib_store='SDL2')
-		conf.check(lib='libjpeg', uselib_store='JPEG')
-		conf.check(lib='libpng', uselib_store='PNG')
+		conf.check(lib='libjpeg', uselib_store='JPEG', define_name='HAVE_JPEG')
+		conf.check(lib='libpng', uselib_store='PNG', define_name='HAVE_PNG')
 		conf.check(lib='d3dx9', uselib_store='D3DX9')
 		conf.check(lib='d3d9', uselib_store='D3D9')
 		conf.check(lib='dsound', uselib_store='DSOUND')