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apprt/gtk: Add version.runtimeAtLeast

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This will be used for version checks that are independent of the version
of GTK we built against.
This commit is contained in:
sin-ack
2025-01-07 19:12:53 +00:00
parent 0065aae6b6
commit a115e848c6
1 changed files with 30 additions and 8 deletions
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38
src/apprt/gtk/version.zig
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@ -7,6 +7,11 @@ const c = @import("c.zig").c;
/// in the headers. If it is run in a runtime context, it will
/// check the actual version of the library we are linked against.
///
/// This function should be used in cases where the version check
/// would affect code generation, such as using symbols that are
/// only available beyond a certain version. For checks which only
/// depend on GTK's runtime behavior, use `runtimeAtLeast`.
///
/// This is inlined so that the comptime checks will disable the
/// runtime checks if the comptime checks fail.
pub inline fn atLeast(
@ -26,6 +31,20 @@ pub inline fn atLeast(
// If we're in comptime then we can't check the runtime version.
if (@inComptime()) return true;
return runtimeAtLeast(major, minor, micro);
}
/// Verifies that the GTK version at runtime is at least the given
/// version.
///
/// This function should be used in cases where the only the runtime
/// behavior is affected by the version check. For checks which would
/// affect code generation, use `atLeast`.
pub inline fn runtimeAtLeast(
comptime major: u16,
comptime minor: u16,
comptime micro: u16,
) bool {
// We use the functions instead of the constants such as
// c.GTK_MINOR_VERSION because the function gets the actual
// runtime version.
@ -44,15 +63,18 @@ test "atLeast" {
const std = @import("std");
const testing = std.testing;
try testing.expect(atLeast(c.GTK_MAJOR_VERSION, c.GTK_MINOR_VERSION, c.GTK_MICRO_VERSION));
const funs = &.{ atLeast, runtimeAtLeast };
inline for (funs) |fun| {
try testing.expect(fun(c.GTK_MAJOR_VERSION, c.GTK_MINOR_VERSION, c.GTK_MICRO_VERSION));
try testing.expect(!atLeast(c.GTK_MAJOR_VERSION, c.GTK_MINOR_VERSION, c.GTK_MICRO_VERSION + 1));
try testing.expect(!atLeast(c.GTK_MAJOR_VERSION, c.GTK_MINOR_VERSION + 1, c.GTK_MICRO_VERSION));
try testing.expect(!atLeast(c.GTK_MAJOR_VERSION + 1, c.GTK_MINOR_VERSION, c.GTK_MICRO_VERSION));
try testing.expect(!fun(c.GTK_MAJOR_VERSION, c.GTK_MINOR_VERSION, c.GTK_MICRO_VERSION + 1));
try testing.expect(!fun(c.GTK_MAJOR_VERSION, c.GTK_MINOR_VERSION + 1, c.GTK_MICRO_VERSION));
try testing.expect(!fun(c.GTK_MAJOR_VERSION + 1, c.GTK_MINOR_VERSION, c.GTK_MICRO_VERSION));
try testing.expect(atLeast(c.GTK_MAJOR_VERSION - 1, c.GTK_MINOR_VERSION, c.GTK_MICRO_VERSION));
try testing.expect(atLeast(c.GTK_MAJOR_VERSION - 1, c.GTK_MINOR_VERSION + 1, c.GTK_MICRO_VERSION));
try testing.expect(atLeast(c.GTK_MAJOR_VERSION - 1, c.GTK_MINOR_VERSION, c.GTK_MICRO_VERSION + 1));
try testing.expect(fun(c.GTK_MAJOR_VERSION - 1, c.GTK_MINOR_VERSION, c.GTK_MICRO_VERSION));
try testing.expect(fun(c.GTK_MAJOR_VERSION - 1, c.GTK_MINOR_VERSION + 1, c.GTK_MICRO_VERSION));
try testing.expect(fun(c.GTK_MAJOR_VERSION - 1, c.GTK_MINOR_VERSION, c.GTK_MICRO_VERSION + 1));
try testing.expect(atLeast(c.GTK_MAJOR_VERSION, c.GTK_MINOR_VERSION - 1, c.GTK_MICRO_VERSION + 1));
try testing.expect(fun(c.GTK_MAJOR_VERSION, c.GTK_MINOR_VERSION - 1, c.GTK_MICRO_VERSION + 1));
}
}