pmt: first codes.

srclib/libhelper/src/Classes.cpp

@@ -0,0 +1,96 @@
+/*
+   Copyright 2025 Yağız Zengin
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+#include <exception>
+#include <sstream>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <libgen.h>
+#include <stdarg.h>
+#include <libhelper/lib.hpp>
+
+namespace Helper {
+
+std::string_view LoggingProperties::FILE = "last_logs.log", LoggingProperties::NAME = "main";
+bool LoggingProperties::PRINT = NO;
+
+Error::Error(const char* format, ...)
+{
+	char buf[1024];
+	va_list args;
+	va_start(args, format);
+	vsnprintf(buf, sizeof(buf), format, args);
+	va_end(args);
+	_message = std::string(buf);
+}
+
+const char* Error::what() const noexcept
+{
+	return _message.data();
+}
+
+Logger::Logger(LogLevels level, const char* file, const char* name, const char* sfile, int line) : _level(level), _logFile(file), _program_name(name), _file(sfile), _line(line) {}
+
+Logger::~Logger()
+{
+	char str[1024];
+	snprintf(str, sizeof(str), "<%c> [ <prog %s> <on %s:%d> %s %s] %s",
+	       (char)_level,
+	       _program_name,
+	       basename((char*)_file),
+	       _line,
+	       currentDate().data(),
+	       currentTime().data(),
+	       _oss.str().data());
+
+	if (!isExists(_logFile)) createFile(_logFile);
+	FILE* fp = fopen(_logFile, "a");
+	if (fp != NULL) {
+		fprintf(fp, "%s", str);
+		fclose(fp);
+	}
+	if (LoggingProperties::PRINT) printf("%s\n", str);
+
+	if (_level == ERROR)		exit(1);
+	else if (_level == ABORT)	abort();
+}
+
+Logger& Logger::operator<<(std::ostream& (*msg)(std::ostream&))
+{
+	_oss << msg;
+	return *this;
+}
+
+void LoggingProperties::reset()
+{
+	FILE = "last_logs.log";
+	NAME = "main";
+	PRINT = NO;
+}
+
+void LoggingProperties::set(std::string_view file, std::string_view name)
+{
+	FILE = file;
+	NAME = name;
+}
+
+void LoggingProperties::setProgramName(std::string_view name) { NAME = name; }
+void LoggingProperties::setLogFile(std::string_view file) { FILE = file; }
+void LoggingProperties::setPrinting(int state) { PRINT = state; }
+
+
+} // namespace Helper