Add some string split functions, fix warnings
This commit is contained in:
parent
eb2d542960
commit
8f8c954998
347
Code/Dqn.h
347
Code/Dqn.h
@ -1104,7 +1104,7 @@ struct Dqn_ArenaAllocator
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// NOTE: Read Only
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Dqn_ArenaAllocatorBlock *curr_mem_block;
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Dqn_ArenaAllocatorBlock *top_mem_block;
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Dqn_isize highest_used_mark;
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Dqn_isize highest_used_mark; // TODO(doyle): This is not implemented yet
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int total_allocated_mem_blocks;
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Dqn_isize usage_before_last_reset;
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Dqn_isize wastage_before_last_reset;
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@ -1145,6 +1145,45 @@ DQN_API Dqn_ArenaAllocatorScopedRegion Dqn_ArenaAllocator_MakeScopedRegion (D
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#define Dqn_ArenaAllocator_NewArray( arena, Type, count, zero_mem) (Type *)Dqn_ArenaAllocator__Allocate(arena, sizeof(Type) * count, alignof(Type), zero_mem DQN_CALL_SITE(""))
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DQN_API void *Dqn_ArenaAllocator__Allocate (Dqn_ArenaAllocator *arena, Dqn_isize size, Dqn_u8 alignment, Dqn_ZeroMem zero_mem DQN_CALL_SITE_ARGS);
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DQN_API void Dqn_ArenaAllocator_DumpStatsToLog (Dqn_ArenaAllocator const *arena, char const *label);
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// -------------------------------------------------------------------------------------------------
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//
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// NOTE: Dqn_Slices
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//
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// -------------------------------------------------------------------------------------------------
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#define DQN_SLICE_FMT(slice) (slice).size, (slice).data
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template <typename T>
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struct Dqn_Slice
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{
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T *data;
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Dqn_isize size;
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T const &operator[] (Dqn_isize i) const { DQN_ASSERT_MSG(i >= 0 && i < size, "%d >= 0 && %d < %d", i, size); return data[i]; }
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T &operator[] (Dqn_isize i) { DQN_ASSERT_MSG(i >= 0 && i < size, "%d >= 0 && %d < %d", i, size); return data[i]; }
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T const *begin () const { return data; }
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T const *end () const { return data + size; }
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T *begin () { return data; }
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T *end () { return data + size; }
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T const *operator+ (Dqn_isize i) const { DQN_ASSERT_MSG(i >= 0 && i < size, "%d >= 0 && %d < %d", i, size); return data + i; }
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T *operator+ (Dqn_isize i) { DQN_ASSERT_MSG(i >= 0 && i < size, "%d >= 0 && %d < %d", i, size); return data + i; }
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};
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template <typename T> DQN_API Dqn_Slice<T> Dqn_Slice_Init (T *data, Dqn_isize size);
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template <typename T, Dqn_isize N> DQN_API Dqn_Slice<T> Dqn_Slice_InitWithArray (T (&array)[N]);
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#define Dqn_Slice_TaggedAllocate( allocator, Type, size, zero_mem, tag) Dqn_Slice__Allocate<Type>(allocator, size, zero_mem DQN_CALL_SITE(tag))
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#define Dqn_Slice_Allocate( allocator, Type, size, zero_mem) Dqn_Slice__Allocate<Type>(allocator, size, zero_mem DQN_CALL_SITE(""))
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// Allocate and copy the bytes/slice into a new slice. The null terminated variants are for byte
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// arrays and allocate an extra byte to ensure that the last byte is 0.
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template <typename T> DQN_API Dqn_Slice<T> Dqn_Slice_CopyNullTerminated(Dqn_Allocator *allocator, T const *src, Dqn_isize size);
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template <typename T> DQN_API Dqn_Slice<T> Dqn_Slice_CopyNullTerminated(Dqn_Allocator *allocator, Dqn_Slice<T> const src);
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template <typename T> DQN_API Dqn_Slice<T> Dqn_Slice_Copy (Dqn_Allocator *allocator, T const *src, Dqn_isize size);
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template <typename T> DQN_API Dqn_Slice<T> Dqn_Slice_Copy (Dqn_Allocator *allocator, Dqn_Slice<T> const src);
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// Check equality of two slices using memcmp, operator== checks slice equality if size and pointers are the same
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template <typename T> DQN_API Dqn_b32 Dqn_Slice_Memcmp (Dqn_Slice<T> const a, Dqn_Slice<T> const b);
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template <typename T> DQN_API Dqn_b32 operator== (Dqn_Slice<T> const &lhs, Dqn_Slice<T> const &rhs);
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// -------------------------------------------------------------------------------------------------
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//
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@ -1235,8 +1274,9 @@ DQN_API Dqn_String Dqn_String__Fmt (Dqn_Allocator *allocator DQ
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// Free a string allocated with `Dqn_String_Copy`, `Dqn_String_FmtV` `Dqn_String_Fmt`
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// allocator: The same allocator specified when `Dqn_String_Copy` was called.
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DQN_API void Dqn_String_Free (Dqn_String *string, Dqn_Allocator *allocator);
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DQN_API Dqn_b32 Dqn_String_StartsWith (Dqn_String string, Dqn_String prefix);
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DQN_API void Dqn_String_Free (Dqn_String *string, Dqn_Allocator *allocator);
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DQN_API Dqn_b32 Dqn_String_StartsWith(Dqn_String string, Dqn_String prefix);
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DQN_API Dqn_Slice<Dqn_String> Dqn_String_Split (Dqn_String src, Dqn_Allocator *allocator);
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// -------------------------------------------------------------------------------------------------
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//
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@ -1343,48 +1383,8 @@ template <Dqn_isize N> DQN_API void Dqn_StringBuilder_AppendFmt
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template <Dqn_isize N> DQN_API void Dqn_StringBuilder_Append (Dqn_StringBuilder<N> *builder, char const *str, Dqn_isize len = -1);
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template <Dqn_isize N> DQN_API void Dqn_StringBuilder_AppendString (Dqn_StringBuilder<N> *builder, Dqn_String const string);
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template <Dqn_isize N> DQN_API void Dqn_StringBuilder_AppendChar (Dqn_StringBuilder<N> *builder, char ch);
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template <Dqn_isize N> DQN_API void Dqn_StringBuilder_Free (Dqn_StringBuilder<N> *builder);
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// -------------------------------------------------------------------------------------------------
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//
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// NOTE: Dqn_Slices
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//
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// -------------------------------------------------------------------------------------------------
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#define DQN_SLICE_FMT(slice) (slice).size, (slice).data
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template <typename T>
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struct Dqn_Slice
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{
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T *data;
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Dqn_isize size;
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T const &operator[] (Dqn_isize i) const { DQN_ASSERT_MSG(i >= 0 && i < size, "%d >= 0 && %d < %d", i, size); return data[i]; }
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T &operator[] (Dqn_isize i) { DQN_ASSERT_MSG(i >= 0 && i < size, "%d >= 0 && %d < %d", i, size); return data[i]; }
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T const *begin () const { return data; }
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T const *end () const { return data + size; }
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T *begin () { return data; }
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T *end () { return data + size; }
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T const *operator+ (Dqn_isize i) const { DQN_ASSERT_MSG(i >= 0 && i < size, "%d >= 0 && %d < %d", i, size); return data + i; }
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T *operator+ (Dqn_isize i) { DQN_ASSERT_MSG(i >= 0 && i < size, "%d >= 0 && %d < %d", i, size); return data + i; }
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};
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template <typename T> DQN_API Dqn_Slice<T> Dqn_Slice_Init (T *data, Dqn_isize size);
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template <typename T, Dqn_isize N> DQN_API Dqn_Slice<T> Dqn_Slice_InitWithArray (T (&array)[N]);
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#define Dqn_Slice_TaggedAllocate( allocator, Type, size, zero_mem, tag) Dqn_Slice__Allocate<Type>(allocator, size, zero_mem DQN_CALL_SITE(tag))
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#define Dqn_Slice_Allocate( allocator, Type, size, zero_mem) Dqn_Slice__Allocate<Type>(allocator, size, zero_mem DQN_CALL_SITE(""))
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// Allocate and copy the bytes/slice into a new slice. The null terminated variants are for byte
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// arrays and allocate an extra byte to ensure that the last byte is 0.
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template <typename T> DQN_API Dqn_Slice<T> Dqn_Slice_CopyNullTerminated(Dqn_Allocator *allocator, T const *src, Dqn_isize size);
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template <typename T> DQN_API Dqn_Slice<T> Dqn_Slice_CopyNullTerminated(Dqn_Allocator *allocator, Dqn_Slice<T> const src);
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template <typename T> DQN_API Dqn_Slice<T> Dqn_Slice_Copy (Dqn_Allocator *allocator, T const *src, Dqn_isize size);
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template <typename T> DQN_API Dqn_Slice<T> Dqn_Slice_Copy (Dqn_Allocator *allocator, Dqn_Slice<T> const src);
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// Check equality of two slices using memcmp, operator== checks slice equality if size and pointers are the same
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template <typename T> DQN_API Dqn_b32 Dqn_Slice_Memcmp (Dqn_Slice<T> const a, Dqn_Slice<T> const b);
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template <typename T> DQN_API Dqn_b32 operator== (Dqn_Slice<T> const &lhs, Dqn_Slice<T> const &rhs);
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// -------------------------------------------------------------------------------------------------
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//
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// NOTE: Dqn_FixedArray
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@ -1600,6 +1600,89 @@ DQN_API Dqn_MurmurHash3_128 Dqn_MurmurHash3_x64_128(void const *key, int len, Dq
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// NOTE: Template Implementation
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//
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// -------------------------------------------------------------------------------------------------
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// -------------------------------------------------------------------------------------------------
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//
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// NOTE: Dqn_Slice Template Implementation
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//
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// -------------------------------------------------------------------------------------------------
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template <typename T>
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DQN_API Dqn_Slice<T> Dqn_Slice_Init(T *data, Dqn_isize size)
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{
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Dqn_Slice<T> result = {};
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result.data = data;
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result.size = size;
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return result;
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}
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template <typename T, Dqn_isize N>
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DQN_API Dqn_Slice<T> Dqn_Slice_InitWithArray(T (&array)[N])
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{
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Dqn_Slice<T> result = {};
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result.size = N;
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result.data = array;
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return result;
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}
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template <typename T>
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DQN_API Dqn_Slice<T> Dqn_Slice__Allocate(Dqn_Allocator *allocator, Dqn_isize size, Dqn_ZeroMem zero_mem DQN_CALL_SITE_ARGS)
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{
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Dqn_Slice<T> result = {};
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result.size = size;
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result.data = DQN_CAST(T *) Dqn_Allocator__Allocate(allocator, (sizeof(T) * size), alignof(T), zero_mem DQN_CALL_SITE_ARGS_INPUT);
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return result;
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}
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template <typename T>
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DQN_API Dqn_Slice<T> Dqn_Slice_CopyNullTerminated(Dqn_Allocator *allocator, T const *src, Dqn_isize size)
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{
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Dqn_Slice<T> result = {};
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result.size = size;
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result.data = DQN_CAST(T *) Dqn_Allocator_Allocate(allocator, (sizeof(T) * size) + 1, alignof(T), Dqn_ZeroMem::No);
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DQN_MEMCOPY(result.data, src, size * sizeof(T));
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result.buf[size] = 0;
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return result;
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}
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template <typename T>
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DQN_API Dqn_Slice<T> Dqn_Slice_CopyNullTerminated(Dqn_Allocator *allocator, Dqn_Slice<T> const src)
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{
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Dqn_Slice<T> result = Dqn_Slice_CopyNullTerminated(allocator, src.data, src.size);
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return result;
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}
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template <typename T>
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DQN_API Dqn_Slice<T> Dqn_Slice_Copy(Dqn_Allocator *allocator, T const *src, Dqn_isize size)
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{
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Dqn_Slice<T> result = {};
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result.size = size;
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result.data = DQN_CAST(T *) Dqn_Allocator_Allocate(allocator, sizeof(T) * size, alignof(T), Dqn_ZeroMem::No);
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DQN_MEMCOPY(result.dat, src, size * sizeof(T));
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return result;
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}
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template <typename T>
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DQN_API Dqn_Slice<T> Dqn_Slice_Copy(Dqn_Allocator *allocator, Dqn_Slice<T> const src)
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{
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Dqn_Slice<T> result = Dqn_Slice_Copy(allocator, src.data, src.size);
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return result;
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}
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template <typename T>
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DQN_API Dqn_b32 Dqn_Slice_Memcmp(Dqn_Slice<T> const a, Dqn_Slice<T> const b)
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{
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Dqn_b32 result = false;
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if (a.size != b.size) return result;
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result = (memcmp(a.data, b.data, a.size) == 0);
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return result;
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}
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template <typename T>
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DQN_API Dqn_b32 operator==(Dqn_Slice<T> const &lhs, Dqn_Slice<T> const &rhs)
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{
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Dqn_b32 result = lhs.size == rhs.size && lhs.data == rhs.data;
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return result;
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}
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// -------------------------------------------------------------------------------------------------
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//
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// NOTE: Dqn_HashTable Template Implementation
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@ -1660,7 +1743,6 @@ Dqn_HashTable<T> Dqn_HashTable_InitWithMemory(void *mem, Dqn_isize mem_size)
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// NOTE: Generate the table
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//
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Dqn_isize bytes_required = bytes_for_values + bytes_for_usage_bitset;
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(void)bytes_required;
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DQN_ASSERT_MSG(bytes_required <= mem_size,
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"(bytes_for_values = %Id, bytes_for_usage_bitset = %Id, mem_size = %Id)",
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bytes_for_values, bytes_for_usage_bitset, mem_size);
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@ -1933,89 +2015,6 @@ DQN_API void Dqn_StringBuilder_Free(Dqn_StringBuilder<N> *builder)
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Dqn_StringBuilder__LazyInitialise(builder);
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}
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// -------------------------------------------------------------------------------------------------
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//
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// NOTE: Dqn_Slice Template Implementation
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//
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// -------------------------------------------------------------------------------------------------
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template <typename T>
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DQN_API Dqn_Slice<T> Dqn_Slice_Init(T *data, Dqn_isize size)
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{
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Dqn_Slice<T> result = {};
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result.data = data;
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result.size = size;
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return result;
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}
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template <typename T, Dqn_isize N>
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DQN_API Dqn_Slice<T> Dqn_Slice_InitWithArray(T (&array)[N])
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{
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Dqn_Slice<T> result = {};
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result.size = N;
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result.data = array;
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return result;
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}
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template <typename T>
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DQN_API Dqn_Slice<T> Dqn_Slice__Allocate(Dqn_Allocator *allocator, Dqn_isize size, Dqn_ZeroMem zero_mem DQN_CALL_SITE_ARGS)
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{
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Dqn_Slice<T> result = {};
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result.size = size;
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result.data = DQN_CAST(T *) Dqn_Allocator__Allocate(allocator, (sizeof(T) * size), alignof(T), zero_mem DQN_CALL_SITE_ARGS_INPUT);
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return result;
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}
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template <typename T>
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DQN_API Dqn_Slice<T> Dqn_Slice_CopyNullTerminated(Dqn_Allocator *allocator, T const *src, Dqn_isize size)
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{
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Dqn_Slice<T> result = {};
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result.size = size;
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result.data = DQN_CAST(T *) Dqn_Allocator_Allocate(allocator, (sizeof(T) * size) + 1, alignof(T), Dqn_ZeroMem::No);
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DQN_MEMCOPY(result.data, src, size * sizeof(T));
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result.buf[size] = 0;
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return result;
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}
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template <typename T>
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DQN_API Dqn_Slice<T> Dqn_Slice_CopyNullTerminated(Dqn_Allocator *allocator, Dqn_Slice<T> const src)
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{
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Dqn_Slice<T> result = Dqn_Slice_CopyNullTerminated(allocator, src.data, src.size);
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return result;
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}
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template <typename T>
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DQN_API Dqn_Slice<T> Dqn_Slice_Copy(Dqn_Allocator *allocator, T const *src, Dqn_isize size)
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{
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Dqn_Slice<T> result = {};
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result.size = size;
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result.data = DQN_CAST(T *) Dqn_Allocator_Allocate(allocator, sizeof(T) * size, alignof(T), Dqn_ZeroMem::No);
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DQN_MEMCOPY(result.dat, src, size * sizeof(T));
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return result;
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}
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template <typename T>
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DQN_API Dqn_Slice<T> Dqn_Slice_Copy(Dqn_Allocator *allocator, Dqn_Slice<T> const src)
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{
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Dqn_Slice<T> result = Dqn_Slice_Copy(allocator, src.data, src.size);
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return result;
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}
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template <typename T>
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DQN_API Dqn_b32 Dqn_Slice_Memcmp(Dqn_Slice<T> const a, Dqn_Slice<T> const b)
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{
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Dqn_b32 result = false;
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if (a.size != b.size) return result;
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result = (memcmp(a.data, b.data, a.size) == 0);
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return result;
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}
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template <typename T>
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DQN_API Dqn_b32 operator==(Dqn_Slice<T> const &lhs, Dqn_Slice<T> const &rhs)
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{
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Dqn_b32 result = lhs.size == rhs.size && lhs.data == rhs.data;
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return result;
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}
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// -------------------------------------------------------------------------------------------------
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//
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// NOTE: Dqn_FixedArray Template Implementation
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@ -2543,16 +2542,23 @@ DQN_API void Dqn_LogV(Dqn_LogType type, char const *file, Dqn_usize file_len, ch
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FILE *handle = (type == Dqn_LogType::Error) ? stderr : stdout;
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fprintf(handle,
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"%s %.*s %05zu %.*s ",
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"[%s:%.*s:%05zu:%.*s] ",
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Dqn_LogTypeString[DQN_CAST(int) type],
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(int)file_ptr_len,
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file_ptr,
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line,
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(int)func_len,
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func
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);
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func);
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vfprintf(handle, fmt, va);
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// NOTE: Use the callback version of stb_sprintf to allow us to chunk logs and print arbitrary
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// sized format strings without needing to size it up first.
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auto stb_vsprintf_callback = [](char *buf, void *user, int len) -> char * {
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fprintf(DQN_CAST(FILE *)user, "%.*s", len, buf);
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return buf;
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};
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char stb_buffer[STB_SPRINTF_MIN * 2] = {};
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stbsp_vsprintfcb(stb_vsprintf_callback, handle, stb_buffer, fmt, va);
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fputc('\n', handle);
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}
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@ -2863,7 +2869,7 @@ DQN_API Dqn_f32 Dqn_LerpF32(Dqn_f32 a, Dqn_f32 t, Dqn_f32 b)
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Dqn_AllocationTracer Dqn_AllocationTracer_InitWithMemory(void *mem, Dqn_usize mem_size)
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{
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Dqn_AllocationTracer result = {};
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result.table = Dqn_HashTable_InitWithMemory<Dqn_AllocationTrace>(mem, mem_size);
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result.table = Dqn_HashTable_InitWithMemory<Dqn_AllocationTrace>(mem, mem_size);
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return result;
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}
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@ -3314,6 +3320,27 @@ DQN_API void *Dqn_ArenaAllocator__Allocate(Dqn_ArenaAllocator *arena, Dqn_isize
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return result;
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}
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DQN_API void Dqn_ArenaAllocator_DumpStatsToLog(Dqn_ArenaAllocator const *arena, char const *label)
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{
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Dqn_isize total_used = 0;
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Dqn_isize total_allocated = 0;
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Dqn_isize total_wasted = 0;
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for (Dqn_ArenaAllocatorBlock const *block = arena->top_mem_block; block; block = block->prev)
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{
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total_allocated += block->size;
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total_used += block->used;
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if (block != arena->top_mem_block)
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total_wasted += block->size - block->used;
|
||||
}
|
||||
|
||||
DQN_LOG_M("%s: %$$.3d/%$$.3d (wasted %$$.3d - %d blks)",
|
||||
label,
|
||||
total_used,
|
||||
total_allocated,
|
||||
total_wasted,
|
||||
arena->total_allocated_mem_blocks);
|
||||
}
|
||||
|
||||
// -------------------------------------------------------------------------------------------------
|
||||
//
|
||||
// NOTE: Dqn_Bit
|
||||
@ -3494,13 +3521,13 @@ char constexpr DQN_HEX_LUT[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9'
|
||||
DQN_API char Dqn_Char_ToHex(char ch)
|
||||
{
|
||||
char result = DQN_CAST(char)-1;
|
||||
if (ch <= 16) result = DQN_HEX_LUT[ch];
|
||||
if (ch <= 16) result = DQN_HEX_LUT[DQN_CAST(unsigned)ch];
|
||||
return result;
|
||||
}
|
||||
|
||||
DQN_API char Dqn_Char_ToHexUnchecked(char ch)
|
||||
{
|
||||
char result = DQN_HEX_LUT[ch];
|
||||
char result = DQN_HEX_LUT[DQN_CAST(unsigned)ch];
|
||||
return result;
|
||||
}
|
||||
|
||||
@ -3508,9 +3535,7 @@ DQN_API char Dqn_Char_ToLower(char ch)
|
||||
{
|
||||
char result = ch;
|
||||
if (result >= 'A' && result <= 'Z')
|
||||
{
|
||||
result += 'a' - 'A';
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
@ -3617,6 +3642,56 @@ DQN_API Dqn_b32 Dqn_String_StartsWith(Dqn_String string, Dqn_String prefix)
|
||||
return result;
|
||||
}
|
||||
|
||||
DQN_API Dqn_Slice<Dqn_String> Dqn_String_Split(Dqn_String src, Dqn_Allocator *allocator)
|
||||
{
|
||||
enum StringSplitStage
|
||||
{
|
||||
StringSplitStage_Enumerate,
|
||||
StringSplitStage_Write,
|
||||
StringSplitStage_Count,
|
||||
};
|
||||
|
||||
Dqn_Slice<Dqn_String> result = {};
|
||||
int split_index = 0;
|
||||
int split_count = 0;
|
||||
|
||||
for (int stage = StringSplitStage_Enumerate;
|
||||
stage < StringSplitStage_Count;
|
||||
stage++)
|
||||
{
|
||||
char const *begin = src.str;
|
||||
char const *end = src.str;
|
||||
|
||||
if (stage == StringSplitStage_Write)
|
||||
result = Dqn_Slice_Allocate(allocator, Dqn_String, split_count, Dqn_ZeroMem::No);
|
||||
|
||||
for (;;)
|
||||
{
|
||||
while (end[0] != '\r' && end[0] != '\n' && end[0] != 0)
|
||||
end++;
|
||||
|
||||
if (end[0] == 0)
|
||||
break;
|
||||
|
||||
auto split = Dqn_String_Init(begin, end - begin);
|
||||
begin = end + 1;
|
||||
end = begin;
|
||||
|
||||
if (split.size == 0)
|
||||
continue;
|
||||
else
|
||||
{
|
||||
if (stage == StringSplitStage_Enumerate) split_count++;
|
||||
else result[split_index++] = split;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
DQN_ASSERT(split_count == split_index);
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
// -------------------------------------------------------------------------------------------------
|
||||
//
|
||||
// NOTE: Dqn_Str
|
||||
|
||||
Loading…
Reference in New Issue
Block a user