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deps: add `external_uucode` option to use externally provided uucode
authored by
Jacob Sandlund
and committed by
Tim Culverhouse
7655966a
4e5a0659
+27
-15
+26
-15
build.zig
+26
-15
build.zig
···
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const target = b.standardTargetOptions(.{});
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const optimize = b.standardOptimizeOption(.{});
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const use_llvm = b.option(bool, "llvm", "Use the LLVM backend for compile steps") orelse true;
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const external_uucode = b.option(bool, "external_uucode", "Use an externally provided uucode module instead of the built-in dependency") orelse false;
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const root_source_file = b.path("src/main.zig");
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// Dependencies
···
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.optimize = optimize,
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.target = target,
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});
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const uucode_dep = b.dependency("uucode", .{
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.target = target,
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.optimize = optimize,
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.fields = @as([]const []const u8, &.{
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"east_asian_width",
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"grapheme_break",
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"general_category",
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"is_emoji_presentation",
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}),
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});
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const uucode_mod = if (!external_uucode) blk: {
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const uucode_dep = b.lazyDependency("uucode", .{
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.target = target,
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.optimize = optimize,
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.fields = @as([]const []const u8, &.{
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"east_asian_width",
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"grapheme_break",
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"general_category",
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"is_emoji_presentation",
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}),
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}) orelse break :blk null;
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break :blk uucode_dep.module("uucode");
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} else null;
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// Module
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const vaxis_mod = b.addModule("vaxis", .{
···
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.optimize = optimize,
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});
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vaxis_mod.addImport("zigimg", zigimg_dep.module("zigimg"));
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vaxis_mod.addImport("uucode", uucode_dep.module("uucode"));
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if (uucode_mod) |mod| {
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vaxis_mod.addImport("uucode", mod);
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}
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// Examples
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const Example = enum {
···
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.root_source_file = b.path("src/main.zig"),
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.target = target,
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.optimize = optimize,
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.imports = &.{
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.{ .name = "zigimg", .module = zigimg_dep.module("zigimg") },
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.{ .name = "uucode", .module = uucode_dep.module("uucode") },
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},
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.imports = if (uucode_mod) |mod|
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&.{
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.{ .name = "zigimg", .module = zigimg_dep.module("zigimg") },
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.{ .name = "uucode", .module = mod },
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}
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else
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&.{
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.{ .name = "zigimg", .module = zigimg_dep.module("zigimg") },
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},
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}),
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});
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