feat! Use header guards instead of pragma once.

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>

24 files changed, 97 insertions, 25 deletions

diff --git a/include/CompilerKit/AST.h b/include/CompilerKit/AST.h
index 2d63a1f..8f6b8fb 100644
--- a/include/CompilerKit/AST.h
+++ b/include/CompilerKit/AST.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_AST_H
+#define NECTAR_COMPILERKIT_AST_H
 
 #include <CompilerKit/CodeGenerator.h>
 #include <vector>
@@ -169,3 +170,5 @@ class ICompilerFrontend {
 }  // namespace CompilerKit
 
 #include <CompilerKit/AST.inl>
+
+#endif  // NECTAR_COMPILERKIT_AST_H
diff --git a/include/CompilerKit/CodeGenerator.h b/include/CompilerKit/CodeGenerator.h
index 28e9534..02202c3 100644
--- a/include/CompilerKit/CodeGenerator.h
+++ b/include/CompilerKit/CodeGenerator.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_CODEGENERATOR_H
+#define NECTAR_COMPILERKIT_CODEGENERATOR_H
 
 #include <CompilerKit/Detail/Config.h>
 #include <CompilerKit/Macros.h>
@@ -235,3 +236,5 @@ class EncoderPowerPC final : public IAssemblyEncoder {
 #endif  // __ASM_NEED_32x0__
 }  // namespace CompilerKit
 
+#endif  // NECTAR_COMPILERKIT_CODEGENERATOR_H
+
diff --git a/include/CompilerKit/Detail/32x0.h b/include/CompilerKit/Detail/32x0.h
index 0bd43ee..eb68a5b 100644
--- a/include/CompilerKit/Detail/32x0.h
+++ b/include/CompilerKit/Detail/32x0.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_DETAIL_32X0_H
+#define NECTAR_COMPILERKIT_DETAIL_32X0_H
 
 #include <CompilerKit/Detail/Config.h>
 #include <vector>
@@ -93,3 +94,5 @@ inline std::vector<CpuCode32x0> kOpcodes32x0 = {
 
 ////////////////////////////////
 
+#endif  // NECTAR_COMPILERKIT_DETAIL_32X0_H
+
diff --git a/include/CompilerKit/Detail/64x0.h b/include/CompilerKit/Detail/64x0.h
index b7fca8a..374ac76 100644
--- a/include/CompilerKit/Detail/64x0.h
+++ b/include/CompilerKit/Detail/64x0.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_DETAIL_64X0_H
+#define NECTAR_COMPILERKIT_DETAIL_64X0_H
 
 #include <CompilerKit/Detail/Config.h>
 #include <vector>
@@ -99,3 +100,5 @@ inline std::vector<CpuOpcode64x0> kOpcodes64x0 = {
 
 ////////////////////////////////
 
+#endif  // NECTAR_COMPILERKIT_DETAIL_64X0_H
+
diff --git a/include/CompilerKit/Detail/AMD64.h b/include/CompilerKit/Detail/AMD64.h
index 4bc469a..fcf7867 100644
--- a/include/CompilerKit/Detail/AMD64.h
+++ b/include/CompilerKit/Detail/AMD64.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_DETAIL_AMD64_H
+#define NECTAR_COMPILERKIT_DETAIL_AMD64_H
 
 #include <CompilerKit/Detail/Config.h>
 #include <vector>
@@ -49,3 +50,5 @@ inline std::vector<CpuOpcodeAMD64> kOpcodesAMD64 = {
 
 #define kAsmRegisterLimit 16
 
+#endif  // NECTAR_COMPILERKIT_DETAIL_AMD64_H
+
diff --git a/include/CompilerKit/Detail/Aarch64.h b/include/CompilerKit/Detail/Aarch64.h
index fdfd2d9..e12262b 100644
--- a/include/CompilerKit/Detail/Aarch64.h
+++ b/include/CompilerKit/Detail/Aarch64.h
@@ -4,7 +4,8 @@ Copyright (C) 2024-2025 Amlal El Mahrouss, licensed under the Apache 2.0 license
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_DETAIL_AARCH64_H
+#define NECTAR_COMPILERKIT_DETAIL_AARCH64_H
 
 #include <CompilerKit/Detail/Config.h>
 #include <stdint.h>
@@ -40,3 +41,5 @@ typedef struct {
 #define kAsmRegisterPrefix "x"
 #define kOpcodeARM64Count (1000)
 
+#endif  // NECTAR_COMPILERKIT_DETAIL_AARCH64_H
+
diff --git a/include/CompilerKit/Detail/Power64.h b/include/CompilerKit/Detail/Power64.h
index c3c15c4..48d09dc 100644
--- a/include/CompilerKit/Detail/Power64.h
+++ b/include/CompilerKit/Detail/Power64.h
@@ -8,7 +8,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_DETAIL_POWER64_H
+#define NECTAR_COMPILERKIT_DETAIL_POWER64_H
 
 #include <stdint.h>
 
@@ -1556,3 +1557,5 @@ inline CpuOpcodePPC kOpcodesPowerPC[] = {
 /* return address register */
 #define kAsmRetRegister 19
 
+#endif  // NECTAR_COMPILERKIT_DETAIL_POWER64_H
+
diff --git a/include/CompilerKit/ErrorID.h b/include/CompilerKit/ErrorID.h
index 1424014..0a2e666 100644
--- a/include/CompilerKit/ErrorID.h
+++ b/include/CompilerKit/ErrorID.h
@@ -7,7 +7,8 @@
  * 	========================================================
  */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_ERRORID_H
+#define NECTAR_COMPILERKIT_ERRORID_H
 
 #include <CompilerKit/Detail/Config.h>
 
@@ -28,3 +29,5 @@
 #define NECTAR_FAT_ERROR -37
 #define NECTAR_INVALID_ARCH -38
 
+#endif  // NECTAR_COMPILERKIT_ERRORID_H
+
diff --git a/include/CompilerKit/ErrorOr.h b/include/CompilerKit/ErrorOr.h
index 8bb1b96..7891c4e 100644
--- a/include/CompilerKit/ErrorOr.h
+++ b/include/CompilerKit/ErrorOr.h
@@ -7,7 +7,8 @@
  * 	========================================================
  */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_ERROROR_H
+#define NECTAR_COMPILERKIT_ERROROR_H
 
 /// =========================================================== ///
 /// @file ErrorOr.h
@@ -57,3 +58,5 @@ using ErrorOrAny    = ErrorOr<VoidPtr>;
 using ErrorOrString = ErrorOr<STLString>;
 }  // namespace CompilerKit
 
+#endif  // NECTAR_COMPILERKIT_ERROROR_H
+
diff --git a/include/CompilerKit/PEF.h b/include/CompilerKit/PEF.h
index ae3979c..9655dd9 100644
--- a/include/CompilerKit/PEF.h
+++ b/include/CompilerKit/PEF.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_PEF_H
+#define NECTAR_COMPILERKIT_PEF_H
 
 #include <CompilerKit/Detail/Config.h>
 #include <fstream>
@@ -137,3 +138,5 @@ inline std::ifstream& operator>>(std::ifstream& fp, CompilerKit::PEFCommandHeade
   return fp;
 }
 
+#endif  // NECTAR_COMPILERKIT_PEF_H
+
diff --git a/include/CompilerKit/Ref.h b/include/CompilerKit/Ref.h
index 400f9f8..5717a3a 100644
--- a/include/CompilerKit/Ref.h
+++ b/include/CompilerKit/Ref.h
@@ -8,7 +8,8 @@
  * 	========================================================
  */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_REF_H
+#define NECTAR_COMPILERKIT_REF_H
 
 #include <CompilerKit/Detail/Config.h>
 
@@ -97,3 +98,5 @@ using StrongAny = StrongRef<VoidPtr>;
 using WeakAny   = WeakRef<VoidPtr>;
 }  // namespace CompilerKit
 
+#endif  // NECTAR_COMPILERKIT_REF_H
+
diff --git a/include/CompilerKit/Utilities/Assembler.h b/include/CompilerKit/Utilities/Assembler.h
index e13f1af..e43d451 100644
--- a/include/CompilerKit/Utilities/Assembler.h
+++ b/include/CompilerKit/Utilities/Assembler.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_UTILITIES_ASSEMBLER_H
+#define NECTAR_COMPILERKIT_UTILITIES_ASSEMBLER_H
 
 #include <CompilerKit/AST.h>
 #include <CompilerKit/CodeGenerator.h>
@@ -94,3 +95,5 @@ inline NumberCast32 GetNumber32(STLString lineBuffer, STLString numberKey) {
   }
 }
 }  // namespace CompilerKit
+
+#endif  // NECTAR_COMPILERKIT_UTILITIES_ASSEMBLER_H
diff --git a/include/CompilerKit/Utilities/Compiler.h b/include/CompilerKit/Utilities/Compiler.h
index 94060ea..8d00de0 100644
--- a/include/CompilerKit/Utilities/Compiler.h
+++ b/include/CompilerKit/Utilities/Compiler.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_UTILITIES_COMPILER_H
+#define NECTAR_COMPILERKIT_UTILITIES_COMPILER_H
 
 #include <CompilerKit/AST.h>
 #include <CompilerKit/CodeGenerator.h>
@@ -120,3 +121,5 @@ inline void drvi_crash_handler(std::int32_t id) {
 }
 }  // namespace CompilerKit::Detail
 
+#endif  // NECTAR_COMPILERKIT_UTILITIES_COMPILER_H
+
diff --git a/include/CompilerKit/Utilities/DLL.h b/include/CompilerKit/Utilities/DLL.h
index c6fcd49..1f84bb8 100644
--- a/include/CompilerKit/Utilities/DLL.h
+++ b/include/CompilerKit/Utilities/DLL.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_COMPILERKIT_UTILITIES_DLL_H
+#define NECTAR_COMPILERKIT_UTILITIES_DLL_H
 
 #include <CompilerKit/Detail/Config.h>
 #include <dlfcn.h>
@@ -68,3 +69,5 @@ class DLLLoader final {
 };
 }  // namespace CompilerKit
 
+#endif  // NECTAR_COMPILERKIT_UTILITIES_DLL_H
+
diff --git a/include/DebuggerKit/DebuggerContract.h b/include/DebuggerKit/DebuggerContract.h
index 4f02b90..1d8c3bc 100644
--- a/include/DebuggerKit/DebuggerContract.h
+++ b/include/DebuggerKit/DebuggerContract.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_DEBUGGERKIT_DEBUGGERCONTRACT_H
+#define NECTAR_DEBUGGERKIT_DEBUGGERCONTRACT_H
 
 #include <DebuggerKit/Detail/Config.h>
 #include <unordered_map>
@@ -44,3 +45,5 @@ class IDebuggerContract {
 };
 }  // namespace DebuggerKit
 
+#endif  // NECTAR_DEBUGGERKIT_DEBUGGERCONTRACT_H
+
diff --git a/include/DebuggerKit/Detail/Config.h b/include/DebuggerKit/Detail/Config.h
index 4437e8a..87fbe22 100644
--- a/include/DebuggerKit/Detail/Config.h
+++ b/include/DebuggerKit/Detail/Config.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_DEBUGGERKIT_DETAIL_CONFIG_H
+#define NECTAR_DEBUGGERKIT_DETAIL_CONFIG_H
 
 /// =========================================================== ///
 /// @author Amlal El Mahrouss
@@ -64,3 +65,5 @@ namespace Detail {
   using dk_socket_type             = int64_t;
 }  // namespace Detail
 }  // namespace DebuggerKit
+
+#endif  // NECTAR_DEBUGGERKIT_DETAIL_CONFIG_H
diff --git a/include/DebuggerKit/POSIXMachContract.h b/include/DebuggerKit/POSIXMachContract.h
index 438eae0..22b8958 100644
--- a/include/DebuggerKit/POSIXMachContract.h
+++ b/include/DebuggerKit/POSIXMachContract.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_DEBUGGERKIT_POSIXMACHCONTRACT_H
+#define NECTAR_DEBUGGERKIT_POSIXMACHCONTRACT_H
 
 #ifdef DK_MACH_DEBUGGER
 
@@ -152,5 +153,7 @@ class POSIXMachContract final DK_DEBUGGER_CONTRACT {
 };
 }  // namespace DebuggerKit::POSIX
 
-#endif
+#endif  // DK_MACH_DEBUGGER
+
+#endif  // NECTAR_DEBUGGERKIT_POSIXMACHCONTRACT_H
 
diff --git a/include/LibC++/__abi.h b/include/LibC++/__abi.h
index e63b9b5..e1f2310 100644
--- a/include/LibC++/__abi.h
+++ b/include/LibC++/__abi.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_LIBCXX_ABI_H
+#define NECTAR_LIBCXX_ABI_H
 
 #include <LibC++/base_process.h>
 #include <LibC++/defines.h>
@@ -20,3 +21,5 @@ inline void __compilerkit_unreachable(void) {
 }
 
 __fini_decl()
+
+#endif  // NECTAR_LIBCXX_ABI_H
diff --git a/include/LibC++/base_alloc.h b/include/LibC++/base_alloc.h
index 96a8161..f8d9dbc 100644
--- a/include/LibC++/base_alloc.h
+++ b/include/LibC++/base_alloc.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_LIBCXX_BASE_ALLOC_H
+#define NECTAR_LIBCXX_BASE_ALLOC_H
 
 #include <LibC++/defines.h>
 
@@ -42,3 +43,5 @@ inline void release_nothrow(KindClass ptr) noexcept {
 }
 }  // namespace std::base_alloc
 
+#endif  // NECTAR_LIBCXX_BASE_ALLOC_H
+
diff --git a/include/LibC++/base_exception.h b/include/LibC++/base_exception.h
index 571e244..6148a90 100644
--- a/include/LibC++/base_exception.h
+++ b/include/LibC++/base_exception.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_LIBCXX_BASE_EXCEPTION_H
+#define NECTAR_LIBCXX_BASE_EXCEPTION_H
 
 #include <LibC++/__abi.h>
 #include <LibC++/base_process.h>
@@ -36,3 +37,5 @@ inline void __throw_bad_array_new_length(const char* what) {
 }
 }  // namespace std::base_exception::abi
 
+#endif  // NECTAR_LIBCXX_BASE_EXCEPTION_H
+
diff --git a/include/LibC++/base_math.h b/include/LibC++/base_math.h
index c9f390d..80b222e 100644
--- a/include/LibC++/base_math.h
+++ b/include/LibC++/base_math.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_LIBCXX_BASE_MATH_H
+#define NECTAR_LIBCXX_BASE_MATH_H
 
 #include <defines>
 
@@ -97,3 +98,5 @@ typename<class Result> using callable_type = Result (*)(size_t n, ...);
 #define __cpp_lib_base_math 1
 #endif
 
+#endif  // NECTAR_LIBCXX_BASE_MATH_H
+
diff --git a/include/LibC++/base_process.h b/include/LibC++/base_process.h
index a3e3147..316b5a0 100644
--- a/include/LibC++/base_process.h
+++ b/include/LibC++/base_process.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_LIBCXX_BASE_PROCESS_H
+#define NECTAR_LIBCXX_BASE_PROCESS_H
 
 #include <defines>
 
@@ -44,3 +45,5 @@ __fini_decl()
   }
 }  // namespace std::base_process
 
+#endif  // NECTAR_LIBCXX_BASE_PROCESS_H
+
diff --git a/include/LibC++/new.h b/include/LibC++/new.h
index 111e1aa..d40c49a 100644
--- a/include/LibC++/new.h
+++ b/include/LibC++/new.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef NECTAR_LIBCXX_NEW_H
+#define NECTAR_LIBCXX_NEW_H
 
 #include <defines>
 
@@ -64,3 +65,5 @@ void operator delete(void*, size_t) noexcept;
 
 void operator delete[](void*) noexcept;
 
+#endif  // NECTAR_LIBCXX_NEW_H
+
diff --git a/include/ThirdParty/Dialogs/Dialogs.h b/include/ThirdParty/Dialogs/Dialogs.h
index f632026..8168dd2 100644
--- a/include/ThirdParty/Dialogs/Dialogs.h
+++ b/include/ThirdParty/Dialogs/Dialogs.h
@@ -10,7 +10,8 @@
 //  See http://www.wtfpl.net/ for more details.
 //
 
-#pragma once
+#ifndef NECTAR_THIRDPARTY_DIALOGS_DIALOGS_H
+#define NECTAR_THIRDPARTY_DIALOGS_DIALOGS_H
 
 #if _WIN32
 #ifndef WIN32_LEAN_AND_MEAN
@@ -1736,3 +1737,5 @@ inline std::string select_folder::result() {
 #endif  // PFD_SKIP_IMPLEMENTATION
 
 }  // namespace pfd
+
+#endif  // NECTAR_THIRDPARTY_DIALOGS_DIALOGS_H