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https://github.com/ghostty-org/ghostty.git
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a503e0250e
This adds version helpers similar to the adwaita version helpers so that build time and runtime version checks can be done.
41 lines
1.5 KiB
Zig
41 lines
1.5 KiB
Zig
const c = @import("c.zig").c;
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/// Verifies that the GTK version is at least the given version.
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///
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/// This can be run in both a comptime and runtime context. If it
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/// is run in a comptime context, it will only check the version
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/// in the headers. If it is run in a runtime context, it will
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/// check the actual version of the library we are linked against.
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///
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/// This is inlined so that the comptime checks will disable the
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/// runtime checks if the comptime checks fail.
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pub inline fn atLeast(
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comptime major: u16,
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comptime minor: u16,
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comptime micro: u16,
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) bool {
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// If our header has lower versions than the given version,
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// we can return false immediately. This prevents us from
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// compiling against unknown symbols and makes runtime checks
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// very slightly faster.
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if (comptime c.GTK_MAJOR_VERSION < major or
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c.GTK_MINOR_VERSION < minor or
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c.GTK_MICRO_VERSION < micro) return false;
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// If we're in comptime then we can't check the runtime version.
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if (@inComptime()) return true;
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// We use the functions instead of the constants such as
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// c.GTK_MINOR_VERSION because the function gets the actual
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// runtime version.
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if (c.gtk_get_major_version() >= major) {
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if (c.gtk_get_major_version() > major) return true;
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if (c.gtk_get_minor_version() >= minor) {
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if (c.gtk_get_minor_version() > minor) return true;
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return c.gtk_get_micro_version() >= micro;
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}
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}
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return false;
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}
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