PIFile::skip() method and PIFile::isEnd() fix for read-only

CMakeLists.txt

@@ -2,8 +2,8 @@ cmake_minimum_required(VERSION 3.0)
 cmake_policy(SET CMP0017 NEW) # need include() with .cmake
 project(pip)
 set(pip_MAJOR    2)
-set(pip_MINOR    24)
-set(pip_REVISION 1)
+set(pip_MINOR    25)
+set(pip_REVISION 0)
 set(pip_SUFFIX   )
 set(pip_COMPANY  SHS)
 set(pip_DOMAIN   org.SHS)

libs/main/io_devices/pifile.cpp

@@ -136,16 +136,12 @@ PIString PIFile::FileInfo::dir() const {
 
 
 PIFile::PIFile(): PIIODevice() {
-	PRIVATE->fd = 0;
-	fdi = -1;
-	setPrecision(5);
+	_init();
 }
 
 
 PIFile::PIFile(const PIString & path, PIIODevice::DeviceMode mode): PIIODevice(path, mode) {
-	PRIVATE->fd = 0;
-	fdi = -1;
-	setPrecision(5);
+	_init();
 	if (!path.isEmpty())
 		open();
 }
@@ -180,6 +176,10 @@ bool PIFile::openDevice() {
 #ifndef WINDOWS
 		fcntl(fdi, F_SETFL, O_NONBLOCK);
 #endif
+		if (mode_ == PIIODevice::ReadOnly) {
+			_fseek_call_(PRIVATE->fd, 0, SEEK_END);
+			_size = _ftell_call_(PRIVATE->fd);
+		}
 		_fseek_call_(PRIVATE->fd, 0, SEEK_SET);
 		clearerr(PRIVATE->fd);
 	}
@@ -194,6 +194,7 @@ bool PIFile::closeDevice() {
 	bool cs = (fclose(PRIVATE->fd) == 0);
 	if (cs) PRIVATE->fd = 0;
 	fdi = -1;
+	_size = -1;
 	//piCout << "closed file" << PRIVATE->fd << opened_;
 	return cs;
 }
@@ -337,6 +338,14 @@ PIString PIFile::strType(const PIIODevice::DeviceMode type) {
 }
 
 
+void PIFile::_init() {
+	PRIVATE->fd = 0;
+	fdi = -1;
+	_size = -1;
+	setPrecision(5);
+}
+
+
 void PIFile::flush() {
 	if (isOpened()) fflush(PRIVATE->fd);
 }
@@ -372,6 +381,12 @@ void PIFile::seekToLine(llong line) {
 }
 
 
+void PIFile::skip(llong bytes) {
+	if (isClosed() || (bytes == 0)) return;
+	_fseek_call_(PRIVATE->fd, bytes, SEEK_CUR);
+}
+
+
 char PIFile::readChar() {
 	return (char)fgetc(PRIVATE->fd);
 }
@@ -391,7 +406,12 @@ llong PIFile::pos() const {
 
 bool PIFile::isEnd() const {
 	if (isClosed()) return true;
-	return (feof(PRIVATE->fd) || ferror(PRIVATE->fd));
+	bool ret = (feof(PRIVATE->fd) || ferror(PRIVATE->fd));
+	if (!ret && (_size >= 0)) {
+		if (pos() > _size)
+			ret = true;
+	}
+	return ret;
 }
 
 

libs/main/io_devices/pifile.h

@@ -107,6 +107,9 @@ public:
 	
 	//! Move read/write position to text line number "line"
 	void seekToLine(llong line);
+
+	//! Skip "bytes" bytes (move position next to "bytes" bytes)
+	void skip(llong bytes);
 	
 	//! Read one char and return it
 	char readChar();
@@ -295,9 +298,11 @@ protected:
 
 private:
 	PIString strType(const PIIODevice::DeviceMode type);
+	void _init();
 
 	PRIVATE_DECLARATION(PIP_EXPORT)
 	int ret, prec_, fdi;
+	llong _size;
 	PIString prec_str;
 
 };

utils/code_model_generator/main.cpp

@@ -358,10 +358,6 @@ void writeModel(PICodeParser & parser, PICLI & cli, const PIString out, bool met
 						.removeAll(' ')
 						.toUpperCase()
 						+ "_H";
-	bool inc_h, inc_cpp;
-	inc_h = streams || texts;
-	inc_cpp = !inc_h && getters;
-
 	PISet<PIString> inc_files;
 	piForeachC (PICodeParser::Entity * e, parser.entities)
 		if (e->name.find("::") < 0 && !e->name.startsWith("_PI"))