38 lines
1.4 KiB
Zig
38 lines
1.4 KiB
Zig
const std = @import("std");
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// Although this function looks imperative, note that its job is to
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// declaratively construct a build graph that will be executed by an external
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// runner.
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pub fn build(b: *std.Build) void {
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// Standard target options allows the person running `zig build` to choose
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// what target to build for. Here we do not override the defaults, which
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// means any target is allowed, and the default is native. Other options
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// for restricting supported target set are available.
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const target = b.standardTargetOptions(.{});
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// Standard optimization options allow the person running `zig build` to select
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// between Debug, ReleaseSafe, ReleaseFast, and ReleaseSmall. Here we do not
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// set a preferred release mode, allowing the user to decide how to optimize.
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const optimize = b.standardOptimizeOption(.{});
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const opt_elf64 = b.option(bool, "elf64", "ELF 64 bit").?;
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const opt_file = b.option(bool, "file", "Get auxiliary vectors from /proc/self/auxv") orelse false;
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const lib = b.addStaticLibrary(.{
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.name = "getauxval_backport",
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.target = target,
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.optimize = optimize,
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});
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lib.linkLibC();
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lib.addCSourceFile(.{
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.file = b.path("src/getauxval_backport.c"),
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.flags = &.{
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if (!opt_elf64) "-DGETAUXVAL_BACKPORT_ELF32" else "",
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if (opt_file) "-DGETAUXVAL_BACKPORT_FILE" else "",
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},
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});
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b.installArtifact(lib);
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}
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