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const std = @import("std");
pub fn build(b: *std.Build) void {
const target = b.standardTargetOptions(.{});
const optimize = b.standardOptimizeOption(.{});
const exe = b.addExecutable(.{
.name = "hello-c",
.root_module = b.createModule(.{
.target = target,
.optimize = optimize,
}),
});
// 1. Link the C standard library
exe.linkLibC();
// 2. Add your C source files
exe.addCSourceFile(.{
.file = b.path("src/main.c"),
.flags = &.{ "-Wall", "-Wextra", "-O2" },
});
// 3. Declare intent for the executable to be installed
b.installArtifact(exe);
// 4. Create the 'run' step
const run_step = b.step("run", "Run the app");
const run_cmd = b.addRunArtifact(exe);
run_step.dependOn(&run_cmd.step);
run_cmd.step.dependOn(b.getInstallStep());
if (b.args) |args| {
run_cmd.addArgs(args);
}
// --- 5. Support Testing ---
// This creates an executable that runs 'test' blocks in src/test.zig
const exe_unit_tests = b.addTest(.{
.root_module = b.createModule(.{
.root_source_file = b.path("src/test.zig"),
.target = target,
.optimize = optimize,
}),
});
// This exposes our Zig exported functions to the Linux
// dynamic symbol table so dlsym() can actually find them.
exe_unit_tests.rdynamic = true;
exe_unit_tests.addCSourceFile(.{
.file = b.path("src/main.c"),
.flags = &.{ "-Wall", "-Wextra", "-pedantic", "-Dmain=nomain" },
});
// Allow tests to link against C and find your headers
exe_unit_tests.linkLibC();
exe_unit_tests.addIncludePath(b.path("src"));
const run_exe_unit_tests = b.addRunArtifact(exe_unit_tests);
const test_step = b.step("test", "Run unit tests");
test_step.dependOn(&run_exe_unit_tests.step);
}
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