Yeet.

brew-pkg.rb

@@ -10,24 +10,32 @@ def elf_file?(file_path)
     # Check if the file exists
     return false unless File.exist?(file_path)
 
-    File.open(file_path, "rb") do |file|
-      # Read the first 4 bytes
-      header = file.read(4)
+    stdout, status = Open3.capture2("file -bL --mime-encoding \"#{file_path}\"")
+    ohai "Debug file is elf #{stdout}"
 
-      # Check for ELF format
-      return header == "\x7FELF"
-    end
+    return true
+
+    # File.open(file_path, "rb") do |file|
+    #   # Read the first 4 bytes
+    #   header = file.read(4)
+
+    #   ohai "Debug file is elf #{header[0].to_i} == \x7FELF"
+    #   ohai "Debug file is elf #{header[1].to_i} == \x7FELF"
+    #   ohai "Debug file is elf #{header[2].to_i} == \x7FELF"
+    #   ohai "Debug file is elf #{header[3].to_i} == \x7FELF"
+
+    #   # Check for ELF format
+    #   return header == "\x7FELF"
+    # end
   end
 
   def patchelf(root_dir, prefix_path, binary)
+
     # Get the full binary path and check if it's a valid ELF
     binary_path = File.join(root_dir, prefix_path, binary)
 
-    # TODO: Elf check does not work
-    ohai "Debug file exists #{binary_path}: #{File.exist?(binary_path)}"
-    ohai "Debug file is elf #{elf_file?(binary_path)}"
-    # return unless elf_file?(binary_path)
-    return unless File.exist?(binary_path)
+    # Check if file exists and it is an executable
+    return unless elf_file?(binary_path)
 
     # Get the list of linked libraries with otool
     stdout, status = Open3.capture2("otool -L #{binary_path}")