pmt: first codes.

srclib/libhelper/src/Utilities.cpp

@@ -0,0 +1,140 @@
+/*
+   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 <iostream>
+#include <memory>
+#include <string>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <time.h>
+#include <libgen.h>
+#include <libhelper/lib.hpp>
+
+namespace Helper {
+
+bool runCommand(const std::string_view cmd)
+{
+	return (system(cmd.data()) == 0) ? true : false;
+}
+
+bool confirmPropt(const std::string_view message)
+{
+	char p;
+
+	printf("%s [ y / n ]: ", message.data());
+	std::cin >> p;
+
+	if (p == 'y' || p == 'Y') return true;
+	else if (p == 'n' || p == 'N') return false;
+	else {
+		printf("Unexpected answer: '%c'. Try again.\n", p);
+		return confirmPropt(message);
+	}
+
+	return false;
+}
+
+std::string currentWorkingDirectory()
+{
+	char cwd[1024];
+	if (getcwd(cwd, sizeof(cwd)) == nullptr) return std::string();
+	return cwd;
+}
+
+std::string currentDate()
+{
+	time_t t = time(nullptr);
+	struct tm *date = localtime(&t);
+
+	if (date)
+		return std::string(
+			   std::to_string(date->tm_mday) + "/" +
+			   std::to_string(date->tm_mon + 1) + "/" +
+			   std::to_string(date->tm_year + 1900));
+	return "--/--/----";
+}
+
+std::string currentTime()
+{
+	time_t t = time(nullptr);
+	struct tm *date = localtime(&t);
+
+	if (date)
+		return std::string(
+			   std::to_string(date->tm_hour) + ":" +
+			   std::to_string(date->tm_min) + ":" +
+			   std::to_string(date->tm_sec));
+	return "--:--:--";
+}
+
+std::string runCommandWithOutput(const std::string_view cmd)
+{
+	std::unique_ptr<FILE, decltype(&pclose)> pipe(popen(cmd.data(), "r"), pclose);
+	if (!pipe) {
+		throw Error("Cannot run command: %s", cmd.data());
+		return {};
+	}
+
+	std::string end;
+	char buffer[1024];
+
+	while (fgets(buffer, sizeof(buffer), pipe.get()) != nullptr) end += buffer;
+
+	return end;
+}
+
+std::string pathJoin(std::string base, std::string relative)
+{
+	if (base.back() != '/') base += '/';
+	if (relative[0] == '/') relative.erase(0, 1);
+	base += relative;
+	return base;
+}
+
+std::string pathBasename(const std::string_view entry)
+{
+	if (!isExists(entry)) {
+		throw Error("No such file or directory: %s", entry.data());
+		return {};
+	}
+
+	char* base = basename((char*)entry.data());
+	return (base == nullptr) ? std::string() : std::string(base);
+}
+
+std::string pathDirname(const std::string_view entry)
+{
+	if (!isExists(entry)) {
+		throw Error("No such file or directory: %s", entry.data());
+		return {};
+	}
+
+	char* base = dirname((char*)entry.data());
+	return (base == nullptr) ? std::string() : std::string(base);
+}
+
+std::string getLibVersion()
+{
+	return std::string(
+		std::to_string(LIBHELPER_MAJOR) + "."
+		+ std::to_string(LIBHELPER_MINOR) + "."
+		+ std::to_string(LIBHELPER_PATCH)
+	);
+}
+
+} // namespace Helper