From 7832816c0d239c1cd7a91daef3f15c8f94197e28 Mon Sep 17 00:00:00 2001
From: Felix Morgner <felix.morgner@gmail.com>
Date: Thu, 4 Jun 2026 19:58:56 +0200
Subject: magic: implement file processing

---
 cabinet/main.cpp | 23 +++++++++++++++++++----
 1 file changed, 19 insertions(+), 4 deletions(-)

(limited to 'cabinet/main.cpp')

diff --git a/cabinet/main.cpp b/cabinet/main.cpp
index bec0a5c..77a73ca 100644
--- a/cabinet/main.cpp
+++ b/cabinet/main.cpp
@@ -1,18 +1,33 @@
 #include <cabinet/magic.hpp>
 
 #include <cstdlib>
+#include <filesystem>
 #include <iostream>
 #include <print>
 
-auto main() -> int
+using flags = cab::magic::flags;
+
+auto main(int argc, char ** argv) -> int
 {
-  auto magic = cab::magic::open(cab::magic::flags::print_debug |      //
-                                cab::magic::flags::follow_symlinks |  //
-                                cab::magic::flags::mime);
+  if (argc != 2)
+  {
+    std::println(std::cerr, "Expected a filename");
+    return EXIT_FAILURE;
+  }
 
+  auto magic = cab::magic::open(flags::follow_symlinks | flags::mime_type);
   if (!magic)
   {
     std::println(std::cerr, "Failed to initialize libmagic: {}", magic.error().message());
     return EXIT_FAILURE;
   }
+
+  auto mime_type = magic->process(std::filesystem::path{argv[1]});
+  if (!mime_type)
+  {
+    std::println(std::cerr, "Failed to determine file type: {}", mime_type.error());
+    return EXIT_FAILURE;
+  }
+
+  std::println("{}: {}", argv[1], mime_type.value());
 }
-- 
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