move semantics

arraylist.hpp

@@ -1,25 +1,64 @@
 #pragma once
 #include <stdlib.h>
+#include <utility>
+#include <initializer_list>
 #include "types.hpp"
 
+
+// template<class E> class my_initializer_list {
+//     public:
+//         using value_type      = E;
+//         using reference       = const E&;
+//         using const_reference = const E&;
+//         using size_type       = size_t;
+
+//         using iterator        = const E*;
+//         using const_iterator  = const E*;
+
+//         constexpr my_initializer_list() noexcept;
+
+//         constexpr size_t size() const noexcept;     // number of elements
+//         constexpr const E* begin() const noexcept;  // first element
+//         constexpr const E* end() const noexcept;    // one past the last element
+// };
+
+// // initializer list range access
+// template<class E> constexpr const E* begin(my_initializer_list<E> il) noexcept;
+// template<class E> constexpr const E* end(my_initializer_list<E> il) noexcept;
+
 template <typename type>
 struct Array_List {
     type* data;
     u32 length;
     u32 next_index;
 
-    void alloc(u32 initial_capacity = 16) {
+    Array_List(u32 initial_capacity = 16) {
         data = (type*)malloc(initial_capacity * sizeof(type));
         next_index = 0;
         length = initial_capacity;
     }
 
-    void dealloc() {
+    Array_List(std::initializer_list<type> list)
+        : Array_List(list.size())
+    {
+        for (type e : list) {
+            append(e);
+        }
+    }
+
+    Array_List(Array_List<type>&& other) {
+        data       = other.data;
+        length     = other.length;
+        next_index = other.next_index;
+
+        other.data = nullptr;
+    }
+
+    ~Array_List() {
         free(data);
         data = nullptr;
     }
 
-
     void clear() {
         next_index = 0;
     }
@@ -53,7 +92,7 @@ struct Array_List {
             length *= 2;
             data = (type*)realloc(data, length * sizeof(type));
         }
-        data[next_index] = element;
+        data[next_index] = std::move(element);
         next_index++;
     }
 

build.bat

@@ -13,12 +13,12 @@ set BINDIR_LINUX=./%BINDIR_RAW%
 
 echo.
 echo clang:
-clang -std=c++17 %SRC% -o %BINDIR_WIN%\clang_%EXE_WIN%
+clang++ -std=c++17 %SRC% -o %BINDIR_WIN%\clang_%EXE_WIN%
 %BINDIR_WIN%\clang_%EXE_WIN%
 
 echo.
 echo g++:
-g++ -std=c++17 %SRC% -o %BINDIR_WIN%\g++_%EXE_WIN%
+g++ -O3 -std=c++17 %SRC% -o %BINDIR_WIN%\g++_%EXE_WIN%
 %BINDIR_WIN%\g++_%EXE_WIN%
 
 echo.
@@ -28,8 +28,10 @@ cl %SRC% /nologo /Zi /Fd: %BINDIR_WIN%\cl_%EXE_WIN%.pdb /Fo: %BINDIR_WIN%\ /Fe:
 
 echo.
 echo bash_clang:
-bash -c "clang -std=c++17 %SRC% -o %BINDIR_LINUX%/bash_clang_%EXE_LINUX% && %BINDIR_LINUX%/bash_clang_%EXE_LINUX%"
+wsl bash -c "clang++ -g  -std=c++17 %SRC% -o %BINDIR_LINUX%/bash_clang_%EXE_LINUX%"
+:: wsl bash -c "valgrind --leak-check=full --show-leak-kinds=all %BINDIR_LINUX%/bash_clang_%EXE_LINUX%"
+wsl bash -c "%BINDIR_LINUX%/bash_clang_%EXE_LINUX%"
 
-echo.
+:: echo.
 echo bash_g++:
 bash -c "g++ -std=c++17 %SRC% -o %BINDIR_LINUX%/bash_g++_%EXE_LINUX% && %BINDIR_LINUX%/bash_g++_%EXE_LINUX%"

error.hpp

@@ -21,8 +21,8 @@ auto delete_error() -> void {
 auto create_error(const char* c_func_name, const char* c_file_name,
                   u32 c_file_line, String type, const char* format, ...) -> void {
 
-    error = new Error;
-    error->type = type;
+    error = (Error*)malloc(sizeof(Error));
+    error->type = std::move(type);
 
     va_list args;
     va_start(args, format);
@@ -44,7 +44,7 @@ auto create_error(const char* c_func_name, const char* c_file_name,
 #define __create_error(keyword, ...)            \
     create_error(                               \
         __FUNCTION__, __FILE__, __LINE__,       \
-        make_heap_string(keyword),              \
+        String(keyword),                        \
         __VA_ARGS__)
 
 #define create_assertion_error(...)             \

hashmap.hpp

@@ -48,16 +48,27 @@ struct Hash_Map {
         value_type object;
     }* data;
 
-    void alloc(u32 initial_capacity = 8) {
+    Hash_Map(u32 initial_capacity = 8) {
         current_capacity = initial_capacity;
         cell_count = 0;
         data = (HM_Cell*)calloc(initial_capacity, sizeof(HM_Cell));
     }
 
-    void dealloc() {
-            free(data);
-            data = nullptr;
-        }
+    ~Hash_Map() {
+        free(data);
+        data = nullptr;
+    }
+
+    Hash_Map(Hash_Map<key_type, value_type>& other) = delete;
+    Hash_Map(const Hash_Map<key_type, value_type>& other) = delete;
+
+    Hash_Map(Hash_Map<key_type, value_type>&& other) {
+        data             = other.data;
+        cell_count       = other.cell_count;
+        current_capacity = other.current_capacity;
+        
+        other.data = nullptr;
+    }
 
     s32 get_index_of_living_cell_if_it_exists(key_type key, u64 hash_val) {
         // s32 index = hash_val & (current_capacity - 1);

hooks.hpp

@@ -51,12 +51,6 @@ struct Lambda<R(Args...)>
 
 
 struct Hook : Array_List<Lambda<void()>> {
-    Hook() {
-        alloc();
-    }
-    ~Hook () {
-        dealloc();
-    }
     void operator<<(Lambda<void()> f) {
         // FIXME(Felix): Why can I not call Array_List::append here??? Hallo?
         if (next_index == length) {
@@ -79,6 +73,5 @@ struct __System_Shutdown_Hook : Hook {
     void operator()() = delete;
     ~__System_Shutdown_Hook() {
         Hook::operator()();
-        dealloc();
     }
 } system_shutdown_hook;

print.hpp

@@ -35,9 +35,9 @@ enum struct Printer_Function_Type {
     _void
 };
 
-Array_List<char*>                     color_stack  = {0};
-Hash_Map<char*, printer_function_ptr> printer_map  = {0};
-Hash_Map<char*, int>                  type_map     = {0};
+Array_List<char*>                     color_stack;
+Hash_Map<char*, printer_function_ptr> printer_map;
+Hash_Map<char*, int>                  type_map;
 
 #define register_printer(spec, fun, type)                       \
     register_printer_ptr(spec, (printer_function_ptr)fun, type)
@@ -183,6 +183,7 @@ int maybe_special_print(FILE* file, static_string format, int* pos, va_list* arg
         *pos = end_pos;
         return written_length;
     } else {
+        // printf("%p \n", printer.printer_ptr);
         *pos = end_pos;
         if      (type == Printer_Function_Type::_32b) return printer.printer_32b(file, va_arg(*arg_list, u32));
         else if (type == Printer_Function_Type::_64b) return printer.printer_64b(file, va_arg(*arg_list, u64));
@@ -267,12 +268,16 @@ int maybe_fprintf(FILE* file, static_string format, int* pos, va_list* arg_list)
         strncpy(temp+1, format+*pos, writen_len);
         temp[writen_len] = 0;
 
-        // printf("\ntest:: len(%s) = %d\n", temp, writen_len+1);
 
-        writen_len = vfprintf(file, temp, *arg_list);
+        // NOTE(Felix): Somehow we have to pass a copy of the list to vfprintf
+        // because otherwise it destroys it on some platforms :(
+        va_list arg_list_copy;
+        va_copy(arg_list_copy, *arg_list);
+
+        writen_len = vfprintf(file, temp, arg_list_copy);
+
+        va_end(arg_list_copy);
 
-        // NOTE(Felix): For WSL Linux we have to manually overstep the
-        // used args
         for (int i = 0; i < used_arg_values;  ++i) {
             va_arg(*arg_list, void*);
         }
@@ -444,28 +449,22 @@ auto print_str_line(FILE* f, char* str) -> s32 {
     return print_to_file(f, "%.*s", length, str);
 }
 
-void init_printer() {
-    color_stack.alloc();
-    printer_map.alloc();
-    type_map.alloc();
-
-    system_shutdown_hook << [](){
-        color_stack.dealloc();
-        printer_map.dealloc();
-        type_map.dealloc();
-    };
-
-    register_printer("u32",         print_u32,         Printer_Function_Type::_32b);
-    register_printer("u64",         print_u64,         Printer_Function_Type::_64b);
-    register_printer("bool",        print_bool,        Printer_Function_Type::_32b);
-    register_printer("s64",         print_s64,         Printer_Function_Type::_64b);
-    register_printer("s32",         print_s32,         Printer_Function_Type::_32b);
-    register_printer("f32",         print_flt,         Printer_Function_Type::_flt);
-    register_printer("f64",         print_flt,         Printer_Function_Type::_flt);
-    register_printer("->char",      print_str,         Printer_Function_Type::_ptr);
-    register_printer("->",          print_ptr,         Printer_Function_Type::_ptr);
-    register_printer("color<",      print_color_start, Printer_Function_Type::_ptr);
-    register_printer(">color",      print_color_end,   Printer_Function_Type::_void);
-    register_printer("->Str",       print_Str,         Printer_Function_Type::_ptr);
-    register_printer("->char_line", print_str_line,    Printer_Function_Type::_ptr);
+namespace {
+    struct Printer_Initter {
+        Printer_Initter() {
+            register_printer("u32",         print_u32,         Printer_Function_Type::_32b);
+            register_printer("u64",         print_u64,         Printer_Function_Type::_64b);
+            register_printer("bool",        print_bool,        Printer_Function_Type::_32b);
+            register_printer("s64",         print_s64,         Printer_Function_Type::_64b);
+            register_printer("s32",         print_s32,         Printer_Function_Type::_32b);
+            register_printer("f32",         print_flt,         Printer_Function_Type::_flt);
+            register_printer("f64",         print_flt,         Printer_Function_Type::_flt);
+            register_printer("->char",      print_str,         Printer_Function_Type::_ptr);
+            register_printer("->",          print_ptr,         Printer_Function_Type::_ptr);
+            register_printer("color<",      print_color_start, Printer_Function_Type::_ptr);
+            register_printer(">color",      print_color_end,   Printer_Function_Type::_void);
+            register_printer("->Str",       print_Str,         Printer_Function_Type::_ptr);
+            register_printer("->char_line", print_str_line,    Printer_Function_Type::_ptr);
+        }
+    } printer_initter;
 }

test.cpp

@@ -1,6 +1,7 @@
 #define _CRT_SECURE_NO_WARNINGS
 #include <stdio.h>
 #include <string.h>
+#include <stdlib.h>
 
 #include "./types.hpp"
 #include "./hooks.hpp"
@@ -48,7 +49,7 @@ s32 main(s32 argc, char* argv[]) {
 
     // test_printer();
 
-    init_printer();
+    // init_printer();
     // create_generic_error("nothing to lex was found:\n"
     //                      "  in %{color<}%{->char}%{>color}\n"
     //                      "  at %{color<}%{->char}%{>color}\n"
@@ -59,7 +60,7 @@ s32 main(s32 argc, char* argv[]) {
     //                      "yesssssss");
 
     create_error(__FUNCTION__, __FILE__, __LINE__,
-                 make_heap_string("generic"),
+                 String("generic"),
                  "nothing to lex was found:\n"
                  "  in %{color<}%{->char}%{>color}\n"
                  "  at %{color<}%{->char}%{>color}\n"

testing.hpp

@@ -2,7 +2,7 @@
 
 typedef s32 testresult;
 
-#define epsilon 2.2204460492503131E-16
+static const double epsilon =  2.2204460492503131E-16;
 #define pass 1
 #define fail 0
 

types.hpp

@@ -2,6 +2,7 @@
 
 #include "platform.hpp"
 #include <stdint.h>
+#include <stdlib.h>
 #include <string.h>
 
 typedef int8_t   s8;
@@ -23,17 +24,6 @@ typedef wchar_t path_char;
 typedef char    path_char;
 #endif
 
-struct StringSlice {
-    const char* data;
-    u64 length;
-};
-
-struct String {
-    char* data;
-    u64 length;
-};
-
-
 inline auto heap_copy_c_string(const char* str) -> char* {
 #ifdef FTB_WINDOWS
     return _strdup(str);
@@ -42,17 +32,55 @@ inline auto heap_copy_c_string(const char* str) -> char* {
 #endif
 }
 
-inline auto make_heap_string(const char* str) -> String {
-    String ret;
-    ret.length = strlen(str);
-    ret.data = heap_copy_c_string(str);
-    return ret;
-}
+struct String_Slice {
+    String_Slice() = default;
+    String_Slice (const char* str)
+        : length(strlen(str)),
+          data(str)
+    {}
+
+    const char* data;
+    u64 length;
+};
+
+struct String {
+    String () = default;
+
+    String (const char* str) {
+        length = strlen(str);
+        data = heap_copy_c_string(str);
+    }
+
+    ~String () {
+        free(data);
+        data = nullptr;
+    }
+
+    String (const String&) = delete;
+    
+    String (String&& other) {
+        length = other.length;
+        data = other.data;
+
+        other.data = nullptr;
+    }
+
+    String& operator= (String&& other) {
+        length = other.length;
+        data = other.data;
+
+        other.data = nullptr;
+
+        return *this;
+    }
+
+
+    char* data;
+    u64 length;
+};
 
-inline auto make_static_string(const char* str) -> const StringSlice {
-    StringSlice ret;
-    ret.length = strlen(str);
-    ret.data = str;
+inline auto make_static_string(const char* str) -> const String_Slice {
+    String_Slice ret(str);
     return ret;
 }
 
@@ -60,19 +88,19 @@ auto inline string_equal(const char* input, const char* check) -> bool {
     return strcmp(input, check) == 0;
 }
 
-auto inline string_equal(StringSlice str, const char* check) -> bool {
+auto inline string_equal(String_Slice str, const char* check) -> bool {
     if (str.length != strlen(check))
         return false;
     return strncmp(str.data, check, str.length) == 0;
 }
 
-auto inline string_equal(const char* check, StringSlice str) -> bool {
+auto inline string_equal(const char* check, String_Slice str) -> bool {
     if (str.length != strlen(check))
         return false;
     return strncmp(str.data, check, str.length) == 0;
 }
 
-auto inline string_equal(StringSlice str1, StringSlice str2) -> bool {
+auto inline string_equal(String_Slice str1, String_Slice str2) -> bool {
     if (str1.length != str2.length)
         return false;