working on todo.md features

tools/deps/plotter/include/plot/version.hpp

@@ -0,0 +1,28 @@
+// SPDX-License-Identifier: MIT
+// SPDX-FileCopyrightText: 2026 Martino Ferrari
+
+// Template for <plot/version.hpp>: configure_file() expands it into
+// <build>/include/plot/version.hpp at configure time, and that generated file
+// -- not this one -- is a public header. The umbrella names it, and the
+// install rules place it under include/plot/ with the rest of the surface, so
+// a consumer can ask what it compiled against: the macros for a preprocessor
+// test, the plot::version constants for everything else. Both come from the
+// project() version, so there is exactly one place a release edits.
+
+#pragma once
+
+#define PLOT_VERSION_MAJOR 0
+#define PLOT_VERSION_MINOR 1
+#define PLOT_VERSION_PATCH 0
+#define PLOT_VERSION_STRING "0.1.0"
+
+namespace plot::version {
+
+/// The library version: one component per constant, and the whole thing as the
+/// string the project() declares (e.g. "0.1.0").
+inline constexpr int major = PLOT_VERSION_MAJOR;
+inline constexpr int minor = PLOT_VERSION_MINOR;
+inline constexpr int patch = PLOT_VERSION_PATCH;
+inline constexpr const char* string = PLOT_VERSION_STRING;
+
+}  // namespace plot::version