Reintroduce C++ support and add usage tests for C++ (#4)

Reviewed-on: #4
Co-authored-by: Abdelrahman <said.abdelrahman89@gmail.com>
Co-committed-by: Abdelrahman <said.abdelrahman89@gmail.com>

src/primitives/array/array.h

@@ -11,6 +11,373 @@
 #include "../../common/aliases/aliases.h"
 #include "../../common/platform/platform.h"
 
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#define wapp_str8_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((Str8Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(Str8)))
+#define wapp_void_ptr_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((VoidPArray *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(void *)))
+#define wapp_b32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((B32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(b32)))
+#define wapp_char_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((CharArray *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(char)))
+#define wapp_c8_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((C8Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(c8)))
+#define wapp_c16_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((C16Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(c16)))
+#define wapp_c32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((C32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(c32)))
+#define wapp_i8_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((I8Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(i8)))
+#define wapp_i16_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((I16Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(i16)))
+#define wapp_i32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((I32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(i32)))
+#define wapp_i64_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((I64Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(i64)))
+#define wapp_u8_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((U8Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(u8)))
+#define wapp_u16_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((U16Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(u16)))
+#define wapp_u32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((U32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(u32)))
+#define wapp_u64_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((U64Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(u64)))
+#define wapp_f32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((F32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(f32)))
+#define wapp_f64_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((F64Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(f64)))
+#define wapp_f128_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((F128Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(f128)))
+#define wapp_iptr_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((IptrArray *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(iptr)))
+#define wapp_uptr_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((UptrArray *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(uptr)))
+
+#ifdef WAPP_PLATFORM_CPP
+#define wapp_str8_array(...) ([&]() { \
+  persistent Str8 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(Str8, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return Str8Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(Str8, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(Str8, __VA_ARGS__) * 2), \
+    sizeof(Str8) \
+  }; \
+}())
+#define wapp_str8_array_with_capacity(CAPACITY) ([&]() { \
+  persistent Str8 buf[CAPACITY] = {}; \
+  return Str8Array{buf, 0, CAPACITY, sizeof(Str8)}; \
+}())
+#define wapp_str8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_str8_array_pop(ARRAY_PTR) : \
+  Str8{} \
+)
+#define wapp_void_ptr_array(...) ([&]() { \
+  persistent void * buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(void *, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return VoidPArray{ \
+    buf, \
+    wapp_misc_utils_va_args_count(void *, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(void *, __VA_ARGS__) * 2), \
+    sizeof(void *) \
+  }; \
+}())
+#define wapp_void_ptr_array_with_capacity(CAPACITY) ([&]() { \
+  persistent void * buf[CAPACITY] = {}; \
+  return VoidPArray{buf, 0, CAPACITY, sizeof(void *)}; \
+}())
+#define wapp_void_ptr_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_void_ptr_array_pop(ARRAY_PTR) : \
+  void *{} \
+)
+#define wapp_b32_array(...) ([&]() { \
+  persistent b32 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(b32, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return B32Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(b32, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(b32, __VA_ARGS__) * 2), \
+    sizeof(b32) \
+  }; \
+}())
+#define wapp_b32_array_with_capacity(CAPACITY) ([&]() { \
+  persistent b32 buf[CAPACITY] = {}; \
+  return B32Array{buf, 0, CAPACITY, sizeof(b32)}; \
+}())
+#define wapp_b32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_b32_array_pop(ARRAY_PTR) : \
+  b32{} \
+)
+#define wapp_char_array(...) ([&]() { \
+  persistent char buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(char, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return CharArray{ \
+    buf, \
+    wapp_misc_utils_va_args_count(char, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(char, __VA_ARGS__) * 2), \
+    sizeof(char) \
+  }; \
+}())
+#define wapp_char_array_with_capacity(CAPACITY) ([&]() { \
+  persistent char buf[CAPACITY] = {}; \
+  return CharArray{buf, 0, CAPACITY, sizeof(char)}; \
+}())
+#define wapp_char_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_char_array_pop(ARRAY_PTR) : \
+  char{} \
+)
+#define wapp_c8_array(...) ([&]() { \
+  persistent c8 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c8, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return C8Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(c8, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c8, __VA_ARGS__) * 2), \
+    sizeof(c8) \
+  }; \
+}())
+#define wapp_c8_array_with_capacity(CAPACITY) ([&]() { \
+  persistent c8 buf[CAPACITY] = {}; \
+  return C8Array{buf, 0, CAPACITY, sizeof(c8)}; \
+}())
+#define wapp_c8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_c8_array_pop(ARRAY_PTR) : \
+  c8{} \
+)
+#define wapp_c16_array(...) ([&]() { \
+  persistent c16 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c16, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return C16Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(c16, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c16, __VA_ARGS__) * 2), \
+    sizeof(c16) \
+  }; \
+}())
+#define wapp_c16_array_with_capacity(CAPACITY) ([&]() { \
+  persistent c16 buf[CAPACITY] = {}; \
+  return C16Array{buf, 0, CAPACITY, sizeof(c16)}; \
+}())
+#define wapp_c16_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_c16_array_pop(ARRAY_PTR) : \
+  c16{} \
+)
+#define wapp_c32_array(...) ([&]() { \
+  persistent c32 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c32, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return C32Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(c32, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c32, __VA_ARGS__) * 2), \
+    sizeof(c32) \
+  }; \
+}())
+#define wapp_c32_array_with_capacity(CAPACITY) ([&]() { \
+  persistent c32 buf[CAPACITY] = {}; \
+  return C32Array{buf, 0, CAPACITY, sizeof(c32)}; \
+}())
+#define wapp_c32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_c32_array_pop(ARRAY_PTR) : \
+  c32{} \
+)
+#define wapp_i8_array(...) ([&]() { \
+  persistent i8 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i8, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return I8Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(i8, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i8, __VA_ARGS__) * 2), \
+    sizeof(i8) \
+  }; \
+}())
+#define wapp_i8_array_with_capacity(CAPACITY) ([&]() { \
+  persistent i8 buf[CAPACITY] = {}; \
+  return I8Array{buf, 0, CAPACITY, sizeof(i8)}; \
+}())
+#define wapp_i8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_i8_array_pop(ARRAY_PTR) : \
+  i8{} \
+)
+#define wapp_i16_array(...) ([&]() { \
+  persistent i16 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i16, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return I16Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(i16, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i16, __VA_ARGS__) * 2), \
+    sizeof(i16) \
+  }; \
+}())
+#define wapp_i16_array_with_capacity(CAPACITY) ([&]() { \
+  persistent i16 buf[CAPACITY] = {}; \
+  return I16Array{buf, 0, CAPACITY, sizeof(i16)}; \
+}())
+#define wapp_i16_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_i16_array_pop(ARRAY_PTR) : \
+  i16{} \
+)
+#define wapp_i32_array(...) ([&]() { \
+  persistent i32 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i32, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return I32Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(i32, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i32, __VA_ARGS__) * 2), \
+    sizeof(i32) \
+  }; \
+}())
+#define wapp_i32_array_with_capacity(CAPACITY) ([&]() { \
+  persistent i32 buf[CAPACITY] = {}; \
+  return I32Array{buf, 0, CAPACITY, sizeof(i32)}; \
+}())
+#define wapp_i32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_i32_array_pop(ARRAY_PTR) : \
+  i32{} \
+)
+#define wapp_i64_array(...) ([&]() { \
+  persistent i64 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i64, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return I64Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(i64, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i64, __VA_ARGS__) * 2), \
+    sizeof(i64) \
+  }; \
+}())
+#define wapp_i64_array_with_capacity(CAPACITY) ([&]() { \
+  persistent i64 buf[CAPACITY] = {}; \
+  return I64Array{buf, 0, CAPACITY, sizeof(i64)}; \
+}())
+#define wapp_i64_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_i64_array_pop(ARRAY_PTR) : \
+  i64{} \
+)
+#define wapp_u8_array(...) ([&]() { \
+  persistent u8 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u8, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return U8Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(u8, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u8, __VA_ARGS__) * 2), \
+    sizeof(u8) \
+  }; \
+}())
+#define wapp_u8_array_with_capacity(CAPACITY) ([&]() { \
+  persistent u8 buf[CAPACITY] = {}; \
+  return U8Array{buf, 0, CAPACITY, sizeof(u8)}; \
+}())
+#define wapp_u8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_u8_array_pop(ARRAY_PTR) : \
+  u8{} \
+)
+#define wapp_u16_array(...) ([&]() { \
+  persistent u16 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u16, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return U16Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(u16, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u16, __VA_ARGS__) * 2), \
+    sizeof(u16) \
+  }; \
+}())
+#define wapp_u16_array_with_capacity(CAPACITY) ([&]() { \
+  persistent u16 buf[CAPACITY] = {}; \
+  return U16Array{buf, 0, CAPACITY, sizeof(u16)}; \
+}())
+#define wapp_u16_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_u16_array_pop(ARRAY_PTR) : \
+  u16{} \
+)
+#define wapp_u32_array(...) ([&]() { \
+  persistent u32 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u32, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return U32Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(u32, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u32, __VA_ARGS__) * 2), \
+    sizeof(u32) \
+  }; \
+}())
+#define wapp_u32_array_with_capacity(CAPACITY) ([&]() { \
+  persistent u32 buf[CAPACITY] = {}; \
+  return U32Array{buf, 0, CAPACITY, sizeof(u32)}; \
+}())
+#define wapp_u32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_u32_array_pop(ARRAY_PTR) : \
+  u32{} \
+)
+#define wapp_u64_array(...) ([&]() { \
+  persistent u64 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u64, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return U64Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(u64, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u64, __VA_ARGS__) * 2), \
+    sizeof(u64) \
+  }; \
+}())
+#define wapp_u64_array_with_capacity(CAPACITY) ([&]() { \
+  persistent u64 buf[CAPACITY] = {}; \
+  return U64Array{buf, 0, CAPACITY, sizeof(u64)}; \
+}())
+#define wapp_u64_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_u64_array_pop(ARRAY_PTR) : \
+  u64{} \
+)
+#define wapp_f32_array(...) ([&]() { \
+  persistent f32 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f32, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return F32Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(f32, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f32, __VA_ARGS__) * 2), \
+    sizeof(f32) \
+  }; \
+}())
+#define wapp_f32_array_with_capacity(CAPACITY) ([&]() { \
+  persistent f32 buf[CAPACITY] = {}; \
+  return F32Array{buf, 0, CAPACITY, sizeof(f32)}; \
+}())
+#define wapp_f32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_f32_array_pop(ARRAY_PTR) : \
+  f32{} \
+)
+#define wapp_f64_array(...) ([&]() { \
+  persistent f64 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f64, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return F64Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(f64, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f64, __VA_ARGS__) * 2), \
+    sizeof(f64) \
+  }; \
+}())
+#define wapp_f64_array_with_capacity(CAPACITY) ([&]() { \
+  persistent f64 buf[CAPACITY] = {}; \
+  return F64Array{buf, 0, CAPACITY, sizeof(f64)}; \
+}())
+#define wapp_f64_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_f64_array_pop(ARRAY_PTR) : \
+  f64{} \
+)
+#define wapp_f128_array(...) ([&]() { \
+  persistent f128 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f128, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return F128Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(f128, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f128, __VA_ARGS__) * 2), \
+    sizeof(f128) \
+  }; \
+}())
+#define wapp_f128_array_with_capacity(CAPACITY) ([&]() { \
+  persistent f128 buf[CAPACITY] = {}; \
+  return F128Array{buf, 0, CAPACITY, sizeof(f128)}; \
+}())
+#define wapp_f128_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_f128_array_pop(ARRAY_PTR) : \
+  f128{} \
+)
+#define wapp_iptr_array(...) ([&]() { \
+  persistent iptr buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(iptr, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return IptrArray{ \
+    buf, \
+    wapp_misc_utils_va_args_count(iptr, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(iptr, __VA_ARGS__) * 2), \
+    sizeof(iptr) \
+  }; \
+}())
+#define wapp_iptr_array_with_capacity(CAPACITY) ([&]() { \
+  persistent iptr buf[CAPACITY] = {}; \
+  return IptrArray{buf, 0, CAPACITY, sizeof(iptr)}; \
+}())
+#define wapp_iptr_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_iptr_array_pop(ARRAY_PTR) : \
+  iptr{} \
+)
+#define wapp_uptr_array(...) ([&]() { \
+  persistent uptr buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(uptr, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return UptrArray{ \
+    buf, \
+    wapp_misc_utils_va_args_count(uptr, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(uptr, __VA_ARGS__) * 2), \
+    sizeof(uptr) \
+  }; \
+}())
+#define wapp_uptr_array_with_capacity(CAPACITY) ([&]() { \
+  persistent uptr buf[CAPACITY] = {}; \
+  return UptrArray{buf, 0, CAPACITY, sizeof(uptr)}; \
+}())
+#define wapp_uptr_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_uptr_array_pop(ARRAY_PTR) : \
+  uptr{} \
+)
+#else
 #define wapp_str8_array(...) ((Str8Array){ \
   .items = (Str8[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(Str8, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
   .count = wapp_misc_utils_va_args_count(Str8, __VA_ARGS__), \
@@ -18,7 +385,6 @@
   .item_size = sizeof(Str8) \
 })
 #define wapp_str8_array_with_capacity(CAPACITY) ((Str8Array){.items = (Str8[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(Str8)})
-#define wapp_str8_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((Str8Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(Str8)))
 #define wapp_str8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_str8_array_pop(ARRAY_PTR) : \
   (Str8){0} \
@@ -30,7 +396,6 @@
   .item_size = sizeof(void *) \
 })
 #define wapp_void_ptr_array_with_capacity(CAPACITY) ((VoidPArray){.items = (void *[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(void *)})
-#define wapp_void_ptr_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((VoidPArray *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(void *)))
 #define wapp_void_ptr_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_void_ptr_array_pop(ARRAY_PTR) : \
   (void *){0} \
@@ -42,7 +407,6 @@
   .item_size = sizeof(b32) \
 })
 #define wapp_b32_array_with_capacity(CAPACITY) ((B32Array){.items = (b32[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(b32)})
-#define wapp_b32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((B32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(b32)))
 #define wapp_b32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_b32_array_pop(ARRAY_PTR) : \
   (b32){0} \
@@ -54,7 +418,6 @@
   .item_size = sizeof(char) \
 })
 #define wapp_char_array_with_capacity(CAPACITY) ((CharArray){.items = (char[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(char)})
-#define wapp_char_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((CharArray *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(char)))
 #define wapp_char_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_char_array_pop(ARRAY_PTR) : \
   (char){0} \
@@ -66,7 +429,6 @@
   .item_size = sizeof(c8) \
 })
 #define wapp_c8_array_with_capacity(CAPACITY) ((C8Array){.items = (c8[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(c8)})
-#define wapp_c8_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((C8Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(c8)))
 #define wapp_c8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_c8_array_pop(ARRAY_PTR) : \
   (c8){0} \
@@ -78,7 +440,6 @@
   .item_size = sizeof(c16) \
 })
 #define wapp_c16_array_with_capacity(CAPACITY) ((C16Array){.items = (c16[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(c16)})
-#define wapp_c16_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((C16Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(c16)))
 #define wapp_c16_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_c16_array_pop(ARRAY_PTR) : \
   (c16){0} \
@@ -90,7 +451,6 @@
   .item_size = sizeof(c32) \
 })
 #define wapp_c32_array_with_capacity(CAPACITY) ((C32Array){.items = (c32[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(c32)})
-#define wapp_c32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((C32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(c32)))
 #define wapp_c32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_c32_array_pop(ARRAY_PTR) : \
   (c32){0} \
@@ -102,7 +462,6 @@
   .item_size = sizeof(i8) \
 })
 #define wapp_i8_array_with_capacity(CAPACITY) ((I8Array){.items = (i8[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(i8)})
-#define wapp_i8_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((I8Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(i8)))
 #define wapp_i8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_i8_array_pop(ARRAY_PTR) : \
   (i8){0} \
@@ -114,7 +473,6 @@
   .item_size = sizeof(i16) \
 })
 #define wapp_i16_array_with_capacity(CAPACITY) ((I16Array){.items = (i16[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(i16)})
-#define wapp_i16_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((I16Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(i16)))
 #define wapp_i16_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_i16_array_pop(ARRAY_PTR) : \
   (i16){0} \
@@ -126,7 +484,6 @@
   .item_size = sizeof(i32) \
 })
 #define wapp_i32_array_with_capacity(CAPACITY) ((I32Array){.items = (i32[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(i32)})
-#define wapp_i32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((I32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(i32)))
 #define wapp_i32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_i32_array_pop(ARRAY_PTR) : \
   (i32){0} \
@@ -138,7 +495,6 @@
   .item_size = sizeof(i64) \
 })
 #define wapp_i64_array_with_capacity(CAPACITY) ((I64Array){.items = (i64[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(i64)})
-#define wapp_i64_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((I64Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(i64)))
 #define wapp_i64_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_i64_array_pop(ARRAY_PTR) : \
   (i64){0} \
@@ -150,7 +506,6 @@
   .item_size = sizeof(u8) \
 })
 #define wapp_u8_array_with_capacity(CAPACITY) ((U8Array){.items = (u8[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(u8)})
-#define wapp_u8_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((U8Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(u8)))
 #define wapp_u8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_u8_array_pop(ARRAY_PTR) : \
   (u8){0} \
@@ -162,7 +517,6 @@
   .item_size = sizeof(u16) \
 })
 #define wapp_u16_array_with_capacity(CAPACITY) ((U16Array){.items = (u16[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(u16)})
-#define wapp_u16_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((U16Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(u16)))
 #define wapp_u16_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_u16_array_pop(ARRAY_PTR) : \
   (u16){0} \
@@ -174,7 +528,6 @@
   .item_size = sizeof(u32) \
 })
 #define wapp_u32_array_with_capacity(CAPACITY) ((U32Array){.items = (u32[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(u32)})
-#define wapp_u32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((U32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(u32)))
 #define wapp_u32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_u32_array_pop(ARRAY_PTR) : \
   (u32){0} \
@@ -186,7 +539,6 @@
   .item_size = sizeof(u64) \
 })
 #define wapp_u64_array_with_capacity(CAPACITY) ((U64Array){.items = (u64[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(u64)})
-#define wapp_u64_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((U64Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(u64)))
 #define wapp_u64_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_u64_array_pop(ARRAY_PTR) : \
   (u64){0} \
@@ -198,7 +550,6 @@
   .item_size = sizeof(f32) \
 })
 #define wapp_f32_array_with_capacity(CAPACITY) ((F32Array){.items = (f32[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(f32)})
-#define wapp_f32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((F32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(f32)))
 #define wapp_f32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_f32_array_pop(ARRAY_PTR) : \
   (f32){0} \
@@ -210,7 +561,6 @@
   .item_size = sizeof(f64) \
 })
 #define wapp_f64_array_with_capacity(CAPACITY) ((F64Array){.items = (f64[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(f64)})
-#define wapp_f64_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((F64Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(f64)))
 #define wapp_f64_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_f64_array_pop(ARRAY_PTR) : \
   (f64){0} \
@@ -222,7 +572,6 @@
   .item_size = sizeof(f128) \
 })
 #define wapp_f128_array_with_capacity(CAPACITY) ((F128Array){.items = (f128[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(f128)})
-#define wapp_f128_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((F128Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(f128)))
 #define wapp_f128_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_f128_array_pop(ARRAY_PTR) : \
   (f128){0} \
@@ -234,7 +583,6 @@
   .item_size = sizeof(iptr) \
 })
 #define wapp_iptr_array_with_capacity(CAPACITY) ((IptrArray){.items = (iptr[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(iptr)})
-#define wapp_iptr_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((IptrArray *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(iptr)))
 #define wapp_iptr_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_iptr_array_pop(ARRAY_PTR) : \
   (iptr){0} \
@@ -246,11 +594,11 @@
   .item_size = sizeof(uptr) \
 })
 #define wapp_uptr_array_with_capacity(CAPACITY) ((UptrArray){.items = (uptr[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(uptr)})
-#define wapp_uptr_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((UptrArray *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(uptr)))
 #define wapp_uptr_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
   *_uptr_array_pop(ARRAY_PTR) : \
   (uptr){0} \
 )
+#endif // !WAPP_PLATFORM_CPP
 
 typedef struct str8 Str8;
 
@@ -616,4 +964,8 @@ UptrArray *wapp_uptr_array_copy_alloc(const Allocator *allocator, const UptrArra
 uptr *_uptr_array_pop(UptrArray *array);
 VoidPArray *_array_alloc_capacity(const Allocator *allocator, u64 capacity, u64 item_size);
 
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
 #endif // !ARRAY_H

src/primitives/dbl_list/dbl_list.h

@@ -9,6 +9,32 @@
 #include "../../common/aliases/aliases.h"
 #include "../../common/platform/platform.h"
 
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#ifdef WAPP_PLATFORM_CPP
+#define wapp_str8_list_node(ITEM_PTR) Str8Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_void_ptr_list_node(ITEM_PTR) VoidPNode{ITEM_PTR, nullptr, nullptr}
+#define wapp_b32_list_node(ITEM_PTR) B32Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_char_list_node(ITEM_PTR) CharNode{ITEM_PTR, nullptr, nullptr}
+#define wapp_c8_list_node(ITEM_PTR) C8Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_c16_list_node(ITEM_PTR) C16Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_c32_list_node(ITEM_PTR) C32Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_i8_list_node(ITEM_PTR) I8Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_i16_list_node(ITEM_PTR) I16Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_i32_list_node(ITEM_PTR) I32Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_i64_list_node(ITEM_PTR) I64Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_u8_list_node(ITEM_PTR) U8Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_u16_list_node(ITEM_PTR) U16Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_u32_list_node(ITEM_PTR) U32Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_u64_list_node(ITEM_PTR) U64Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_f32_list_node(ITEM_PTR) F32Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_f64_list_node(ITEM_PTR) F64Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_f128_list_node(ITEM_PTR) F128Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_iptr_list_node(ITEM_PTR) IptrNode{ITEM_PTR, nullptr, nullptr}
+#define wapp_uptr_list_node(ITEM_PTR) UptrNode{ITEM_PTR, nullptr, nullptr}
+#else
 #define wapp_str8_list_node(ITEM_PTR) ((Str8Node){.item = ITEM_PTR})
 #define wapp_void_ptr_list_node(ITEM_PTR) ((VoidPNode){.item = ITEM_PTR})
 #define wapp_b32_list_node(ITEM_PTR) ((B32Node){.item = ITEM_PTR})
@@ -29,6 +55,7 @@
 #define wapp_f128_list_node(ITEM_PTR) ((F128Node){.item = ITEM_PTR})
 #define wapp_iptr_list_node(ITEM_PTR) ((IptrNode){.item = ITEM_PTR})
 #define wapp_uptr_list_node(ITEM_PTR) ((UptrNode){.item = ITEM_PTR})
+#endif // !WAPP_PLATFORM_CPP
 
 typedef struct str8 Str8;
 
@@ -473,4 +500,8 @@ UptrNode *wapp_uptr_list_pop_back(UptrList *list);
 UptrNode *wapp_uptr_list_remove(UptrList *list, u64 index);
 void wapp_uptr_list_empty(UptrList *list);
 
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
 #endif // !DBL_LIST_H

src/primitives/mem_allocator/mem_allocator.h

@@ -7,6 +7,10 @@
 #include "../../common/platform/platform.h"
 #include <string.h>
 
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
 typedef void *(MemAllocFunc)(u64 size, void *alloc_obj);
 typedef void *(MemAllocAlignedFunc)(u64 size, u64 alignment, void *alloc_obj);
 typedef void *(MemReallocFunc)(void *ptr, u64 old_size, u64 new_size, void *alloc_obj);
@@ -23,7 +27,14 @@ struct allocator {
   MemFreeFunc *free;
 };
 
+#ifdef WAPP_PLATFORM_CPP
+#define wapp_mem_allocator_invalid(ALLOCATOR) ([&]() {      \
+  Allocator alloc{};                                        \
+  return memcmp(ALLOCATOR, &alloc, sizeof(Allocator)) == 0; \
+}())
+#else
 #define wapp_mem_allocator_invalid(ALLOCATOR) (memcmp(ALLOCATOR, &((Allocator){0}), sizeof(Allocator)) == 0)
+#endif // !WAPP_PLATFORM_CPP
 
 void *wapp_mem_allocator_alloc(const Allocator *allocator, u64 size);
 void *wapp_mem_allocator_alloc_aligned(const Allocator *allocator, u64 size, u64 alignment);
@@ -32,4 +43,8 @@ void *wapp_mem_allocator_realloc_aligned(const Allocator *allocator, void *ptr,
                                          u64 new_size, u64 alignment);
 void wapp_mem_allocator_free(const Allocator *allocator, void **ptr, u64 size);
 
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
 #endif // !MEM_ALLOCATOR_H

src/primitives/strings/str8/str8.c

@@ -28,6 +28,15 @@ RETURN_STR8:
   return str;
 }
 
+Str8 *wapp_str8_alloc_and_fill_buf(const Allocator *allocator, u64 capacity) {
+  Str8 *out = wapp_str8_alloc_buf(allocator, capacity);
+  if (out) {
+    memset(out->buf, 0, capacity);
+    out->size = capacity;
+  }
+  return out;
+}
+
 Str8 *wapp_str8_alloc_cstr(const Allocator *allocator, const char *str) {
   wapp_debug_assert(allocator != NULL && str != NULL, "`allocator` and `str` should not be NULL");
 

src/primitives/strings/str8/str8.h

@@ -4,12 +4,17 @@
 #define STR8_H
 
 #include "../../../common/aliases/aliases.h"
+#include "../../../common/assert/assert.h"
 #include "../../../common/platform/platform.h"
 #include "../../../primitives/dbl_list/dbl_list.h"
 #include "../../mem_allocator/mem_allocator.h"
 #include <string.h>
 #include <stdbool.h>
 
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
 typedef struct str8 Str8;
 struct str8 {
   u64 capacity;
@@ -28,6 +33,25 @@ typedef const Str8 Str8RO;
 /**
  * Str8 stack buffers
  */
+
+#ifdef WAPP_PLATFORM_CPP
+// Uses a lambda to achieve the same behaviour achieved by the C macro
+#define wapp_str8_buf(CAPACITY) ([&](){ \
+  persistent c8 buf[CAPACITY] = {};     \
+  memset(buf, 0, CAPACITY);             \
+  return Str8{CAPACITY, 0, buf};        \
+}())
+
+// Uses a lambda to achieve the same behaviour achieved by the C macro
+#define wapp_str8_lit(STRING) ([&]() {                            \
+  persistent c8 buf[sizeof(STRING) * 2] = {};                     \
+  memcpy(buf, STRING, sizeof(STRING));                            \
+  return Str8{(sizeof(STRING) - 1) * 2, sizeof(STRING) - 1, buf}; \
+}())
+
+#define wapp_str8_lit_ro(STRING) Str8RO{sizeof(STRING) - 1, sizeof(STRING) - 1, (c8 *)STRING}
+#define wapp_str8_lit_ro_initialiser_list(STRING) {sizeof(STRING) - 1, sizeof(STRING) - 1, (c8 *)STRING}
+#else
 #define wapp_str8_buf(CAPACITY) ((Str8){.capacity = CAPACITY, .size = 0, .buf = (c8[CAPACITY]){0}})
 
 // Utilises the fact that memcpy returns pointer to dest buffer and that getting
@@ -44,11 +68,13 @@ typedef const Str8 Str8RO;
 #define wapp_str8_lit_ro_initialiser_list(STRING) {.capacity = sizeof(STRING) - 1, \
                                                    .size     = sizeof(STRING) - 1, \
                                                    .buf      = (c8 *)STRING}
+#endif // !WAPP_PLATFORM_CPP
 
 /**
  * Str8 allocated buffers
  */
 Str8 *wapp_str8_alloc_buf(const Allocator *allocator, u64 capacity);
+Str8 *wapp_str8_alloc_and_fill_buf(const Allocator *allocator, u64 capacity);
 Str8 *wapp_str8_alloc_cstr(const Allocator *allocator, const char *str);
 Str8 *wapp_str8_alloc_str8(const Allocator *allocator, Str8RO *str);
 Str8 *wapp_str8_alloc_substr(const Allocator *allocator, Str8RO *str, u64 start, u64 end);
@@ -90,8 +116,23 @@ Str8     *wapp_str8_join(const Allocator *allocator, const Str8List *list, Str8R
 /**
  * Str8 list utilities
  */
+#ifdef WAPP_PLATFORM_CPP
+#define wapp_str8_node_from_cstr(STRING) wapp_str8_list_node([&]() { \
+  persistent Str8 str = wapp_str8_lit(STRING);                      \
+  return &str;                                                      \
+}())
+#define wapp_str8_node_from_str8(STRING) wapp_str8_list_node([&]() { \
+  persistent Str8 str = STRING;                                     \
+  return &str;                                                      \
+}())
+#else
 #define wapp_str8_node_from_cstr(STRING) wapp_str8_list_node(&wapp_str8_lit(STRING))
 #define wapp_str8_node_from_str8(STRING) wapp_str8_list_node(&(STRING))
+#endif // !WAPP_PLATFORM_CPP
 u64 wapp_str8_list_total_size(const Str8List *list);
 
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
 #endif // !STR8_H