1 files changed, 77 insertions, 0 deletions
diff --git a/gcc/d/dmd/common/outbuffer.h b/gcc/d/dmd/common/outbuffer.h
new file mode 100644
index 0000000..a5e3f9c
--- /dev/null
+++ b/gcc/d/dmd/common/outbuffer.h
@@ -0,0 +1,77 @@
+
+/* Copyright (C) 1999-2021 by The D Language Foundation, All Rights Reserved
+ * written by Walter Bright
+ * http://www.digitalmars.com
+ * Distributed under the Boost Software License, Version 1.0.
+ * http://www.boost.org/LICENSE_1_0.txt
+ * https://github.com/dlang/dmd/blob/master/src/dmd/common/outbuffer.h
+ */
+
+#pragma once
+
+#include "../root/dsystem.h"
+#include "../root/dcompat.h"
+#include "../root/rmem.h"
+
+class RootObject;
+
+struct OutBuffer
+{
+    // IMPORTANT: PLEASE KEEP STATE AND DESTRUCTOR IN SYNC WITH DEFINITION IN ./outbuffer.d.
+private:
+    DArray<unsigned char> data;
+    d_size_t offset;
+    bool notlinehead;
+    void *fileMapping;  // pointer to a file mapping object not used on the C++ side
+public:
+    bool doindent;
+    bool spaces;
+    int level;
+
+    OutBuffer()
+    {
+        data = DArray<unsigned char>();
+        offset = 0;
+
+        doindent = 0;
+        level = 0;
+        notlinehead = 0;
+        fileMapping = 0;
+    }
+    ~OutBuffer()
+    {
+        mem.xfree(data.ptr);
+    }
+    d_size_t length() const { return offset; }
+    char *extractData();
+    void destroy();
+
+    void reserve(d_size_t nbytes);
+    void setsize(d_size_t size);
+    void reset();
+    void write(const void *data, size_t nbytes);
+    void writestring(const char *string);
+    void prependstring(const char *string);
+    void writenl();                     // write newline
+    void writeByte(unsigned b);
+    void writeUTF8(unsigned b);
+    void prependbyte(unsigned b);
+    void writewchar(unsigned w);
+    void writeword(unsigned w);
+    void writeUTF16(unsigned w);
+    void write4(unsigned w);
+    void write(const OutBuffer *buf);
+    void write(RootObject *obj);
+    void fill0(d_size_t nbytes);
+    void vprintf(const char *format, va_list args);
+    void printf(const char *format, ...);
+    void bracket(char left, char right);
+    d_size_t bracket(d_size_t i, const char *left, d_size_t j, const char *right);
+    void spread(d_size_t offset, d_size_t nbytes);
+    d_size_t insert(d_size_t offset, const void *data, d_size_t nbytes);
+    void remove(d_size_t offset, d_size_t nbytes);
+    // Append terminating null if necessary and get view of internal buffer
+    char *peekChars();
+    // Append terminating null if necessary and take ownership of data
+    char *extractChars();
+};