zig-gpio/build.zig

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const std = @import("std");
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const Item = struct {
name: []const u8,
src: []const u8,
};
/// List of examples
const examples = [_]Item{
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.{ .name = "blinky", .src = "src/_examples/blinky.zig" },
.{ .name = "multi", .src = "src/_examples/multi.zig" },
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};
/// List of commands
const commands = [_]Item{
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.{ .name = "gpiodetect", .src = "src/cmd/detect.zig" },
.{ .name = "gpioinfo", .src = "src/cmd/info.zig" },
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};
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pub fn build(b: *std.Build) !void {
const target = b.standardTargetOptions(.{});
const optimize = b.standardOptimizeOption(.{});
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// Add the gpio module so it can be used by the package manager
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var gpio_module = b.createModule(.{ .source_file = .{ .path = "src/index.zig" } });
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try b.modules.put(b.dupe("gpio"), gpio_module);
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// Create a step to build all the examples
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const examples_step = b.step("examples", "build all the examples");
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// Add all the examples
inline for (examples) |cfg| {
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const desc = try std.fmt.allocPrint(b.allocator, "build the {s} example", .{cfg.name});
const step = b.step(cfg.name, desc);
const exe = b.addExecutable(.{
.name = cfg.name,
.root_source_file = .{ .path = cfg.src },
.target = target,
.optimize = optimize,
});
exe.addModule("gpio", gpio_module);
const build_step = b.addInstallArtifact(exe, .{});
step.dependOn(&build_step.step);
examples_step.dependOn(&build_step.step);
}
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// Create a step to build all the commands
const commands_step = b.step("commands", "build all the commands");
// Add all the commands
inline for (commands) |cfg| {
const desc = try std.fmt.allocPrint(b.allocator, "build the {s} command", .{cfg.name});
const step = b.step(cfg.name, desc);
const exe = b.addExecutable(.{
.name = cfg.name,
.root_source_file = .{ .path = cfg.src },
.target = target,
.optimize = optimize,
});
exe.addModule("gpio", gpio_module);
const build_step = b.addInstallArtifact(exe, .{});
step.dependOn(&build_step.step);
commands_step.dependOn(&build_step.step);
}
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}