const std = @import("std");
const eq = std.mem.eql;

const ls = @import("ls.zig");
const cat = @import("cat.zig");

const lib = @import("lib.zig");

fn help() void {
    const help_string =
      \\
      \\ toying with a single tool: zig build-exe ls.zig
      \\ (currently ± working tools: cat, ls)
      \\
      \\ global compilation: zig build-exe main.zig
      \\   -> produces "main" that includes all tools
      \\      you can invoke each tool by creating a symbolic link to "main"
      \\      ex: ln -s main ls   <- now you have "ls" working as your well-known "ls" :)
    ;
    lib.print("{s}\n", .{help_string});
}

pub fn main() !void {
    const args = try std.process.argsAlloc(std.heap.page_allocator);
    const bname = std.fs.path.basename(args[0]);

    if      (eq(u8, bname, "ls"))  { try ls.main();  }
    else if (eq(u8, bname, "cat")) { try cat.main(); }
    else                           { help();         }
}