Minor changes

build/Build.go

@@ -6,6 +6,7 @@ import (
 	"path/filepath"
 
 	"git.akyoto.dev/cli/q/build/elf"
+	"git.akyoto.dev/cli/q/cli/log"
 )
 
 // Build describes a compiler build.
@@ -23,6 +24,23 @@ func New(directory string) (*Build, error) {
 		return nil, err
 	}
 
+	file, err := os.Open(directory)
+
+	if err != nil {
+		return nil, err
+	}
+
+	defer file.Close()
+	files, err := file.Readdirnames(0)
+
+	if err != nil {
+		return nil, err
+	}
+
+	for _, name := range files {
+		log.Info.Println(name)
+	}
+
 	executableName := filepath.Base(directory)
 
 	build := &Build{
@@ -36,29 +54,34 @@ func New(directory string) (*Build, error) {
 
 // Run parses the input files and generates an executable file.
 func (build *Build) Run() error {
+	code := build.Compile()
+
 	if build.WriteExecutable {
-		sampleCode := []byte{
-			0xb8, 0x01, 0x00, 0x00, 0x00, // mov eax, 1
-			0xbf, 0x01, 0x00, 0x00, 0x00, // mov edi, 1
-			0xbe, 0x80 + 0x22, 0x00, 0x40, 0x00, // mov esi, 0x4000A2
-			0xba, 0x06, 0x00, 0x00, 0x00, // mov edx, 6
-			0x0f, 0x05, // syscall
-
-			0xb8, 0x3c, 0x00, 0x00, 0x00, // mov eax, 60
-			0xbf, 0x00, 0x00, 0x00, 0x00, // mov edi, 0
-			0x0f, 0x05, // syscall
-
-			'H', 'e', 'l', 'l', 'o', '\n',
-		}
-
-		return writeToDisk(build.ExecutablePath, sampleCode, nil)
+		return writeToDisk(build.ExecutablePath, code)
 	}
 
 	return nil
 }
 
+// Compile compiles all the functions.
+func (build *Build) Compile() []byte {
+	return []byte{
+		0xb8, 0x01, 0x00, 0x00, 0x00, // mov eax, 1
+		0xbf, 0x01, 0x00, 0x00, 0x00, // mov edi, 1
+		0xbe, 0xa2, 0x00, 0x40, 0x00, // mov esi, 0x4000a2
+		0xba, 0x06, 0x00, 0x00, 0x00, // mov edx, 6
+		0x0f, 0x05, // syscall
+
+		0xb8, 0x3c, 0x00, 0x00, 0x00, // mov eax, 60
+		0xbf, 0x00, 0x00, 0x00, 0x00, // mov edi, 0
+		0x0f, 0x05, // syscall
+
+		'H', 'e', 'l', 'l', 'o', '\n',
+	}
+}
+
 // writeToDisk writes the executable file to disk.
-func writeToDisk(filePath string, code []byte, data []byte) error {
+func writeToDisk(filePath string, code []byte) error {
 	file, err := os.Create(filePath)
 
 	if err != nil {

build/elf/elf.go

@@ -6,7 +6,8 @@ import (
 )
 
 const (
-	baseAddress = 0x400000
+	minAddress  = 0x10000
+	baseAddress = 0x40 * minAddress
 )
 
 // ELF64 represents an ELF 64-bit file.