Add 'meshmc/' from commit 'fad6a1066616b69d7f5fef01178efdf014c59537'

git-subtree-dir: meshmc
git-subtree-mainline: 934382c8a1ce738589dee9ee0f14e1cec812770e
git-subtree-split: fad6a1066616b69d7f5fef01178efdf014c59537

1 files changed, 128 insertions, 0 deletions

diff --git a/meshmc/libraries/systeminfo/src/sys_unix.cpp b/meshmc/libraries/systeminfo/src/sys_unix.cpp
new file mode 100644
index 0000000000..6d081678cf
--- /dev/null
+++ b/meshmc/libraries/systeminfo/src/sys_unix.cpp
@@ -0,0 +1,128 @@
+/* SPDX-FileCopyrightText: 2026 Project Tick
+ * SPDX-FileContributor: Project Tick
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ *   MeshMC - A Custom Launcher for Minecraft
+ *   Copyright (C) 2026 Project Tick
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "sys.h"
+
+#include "distroutils.h"
+
+#include <sys/utsname.h>
+#include <fstream>
+#include <limits>
+
+#include <QString>
+#include <QStringList>
+#include <QDebug>
+
+Sys::KernelInfo Sys::getKernelInfo()
+{
+	Sys::KernelInfo out;
+	struct utsname buf;
+	uname(&buf);
+	// NOTE: we assume linux here. this needs further elaboration
+	out.kernelType = KernelType::Linux;
+	out.kernelName = buf.sysname;
+	QString release = out.kernelVersion = buf.release;
+
+	// linux binary running on WSL is cursed.
+	out.isCursed = release.contains("WSL", Qt::CaseInsensitive) ||
+				   release.contains("Microsoft", Qt::CaseInsensitive);
+
+	out.kernelMajor = 0;
+	out.kernelMinor = 0;
+	out.kernelPatch = 0;
+	auto sections = release.split('-');
+	if (sections.size() >= 1) {
+		auto versionParts = sections[0].split('.');
+		if (versionParts.size() >= 3) {
+			out.kernelMajor = versionParts[0].toInt();
+			out.kernelMinor = versionParts[1].toInt();
+			out.kernelPatch = versionParts[2].toInt();
+		} else {
+			qWarning() << "Not enough version numbers in " << sections[0]
+					   << " found " << versionParts.size();
+		}
+	} else {
+		qWarning() << "Not enough '-' sections in " << release << " found "
+				   << sections.size();
+	}
+	return out;
+}
+
+uint64_t Sys::getSystemRam()
+{
+	std::string token;
+#ifdef Q_OS_LINUX
+	std::ifstream file("/proc/meminfo");
+	while (file >> token) {
+		if (token == "MemTotal:") {
+			uint64_t mem;
+			if (file >> mem) {
+				return mem * 1024ull;
+			} else {
+				return 0;
+			}
+		}
+		// ignore rest of the line
+		file.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
+	}
+#elif defined(Q_OS_FREEBSD)
+	char buff[512];
+	FILE* fp = popen("sysctl hw.physmem", "r");
+	if (fp != NULL) {
+		while (fgets(buff, 512, fp) != NULL) {
+			std::string str(buff);
+			uint64_t mem = std::stoull(str.substr(12, std::string::npos));
+			return mem * 1024ull;
+		}
+	}
+#endif
+	return 0; // nothing found
+}
+
+bool Sys::isCPU64bit()
+{
+	return isSystem64bit();
+}
+
+bool Sys::isSystem64bit()
+{
+	// kernel build arch on linux
+	return QSysInfo::currentCpuArchitecture() == "x86_64";
+}
+
+Sys::DistributionInfo Sys::getDistributionInfo()
+{
+	DistributionInfo systemd_info = read_os_release();
+	DistributionInfo lsb_info = read_lsb_release();
+	DistributionInfo legacy_info = read_legacy_release();
+	DistributionInfo result = systemd_info + lsb_info + legacy_info;
+	if (result.distributionName.isNull()) {
+		result.distributionName = "unknown";
+	}
+	if (result.distributionVersion.isNull()) {
+		if (result.distributionName == "arch") {
+			result.distributionVersion = "rolling";
+		} else {
+			result.distributionVersion = "unknown";
+		}
+	}
+	return result;
+}