From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 16:29:10 +0200
Subject: Adding upstream version 86.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 gfx/angle/checkout/src/common/angleutils.cpp | 74 ++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 gfx/angle/checkout/src/common/angleutils.cpp

(limited to 'gfx/angle/checkout/src/common/angleutils.cpp')

diff --git a/gfx/angle/checkout/src/common/angleutils.cpp b/gfx/angle/checkout/src/common/angleutils.cpp
new file mode 100644
index 0000000000..5b7836d32d
--- /dev/null
+++ b/gfx/angle/checkout/src/common/angleutils.cpp
@@ -0,0 +1,74 @@
+//
+// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+#include "common/angleutils.h"
+#include "common/debug.h"
+
+#include <stdio.h>
+
+#include <limits>
+#include <vector>
+
+namespace angle
+{
+// dirtyPointer is a special value that will make the comparison with any valid pointer fail and
+// force the renderer to re-apply the state.
+const uintptr_t DirtyPointer = std::numeric_limits<uintptr_t>::max();
+}  // namespace angle
+
+std::string ArrayString(unsigned int i)
+{
+    // We assume that UINT_MAX and GL_INVALID_INDEX are equal.
+    ASSERT(i != UINT_MAX);
+
+    std::stringstream strstr;
+    strstr << "[";
+    strstr << i;
+    strstr << "]";
+    return strstr.str();
+}
+
+std::string ArrayIndexString(const std::vector<unsigned int> &indices)
+{
+    std::stringstream strstr;
+
+    for (auto indicesIt = indices.rbegin(); indicesIt != indices.rend(); ++indicesIt)
+    {
+        // We assume that UINT_MAX and GL_INVALID_INDEX are equal.
+        ASSERT(*indicesIt != UINT_MAX);
+        strstr << "[";
+        strstr << (*indicesIt);
+        strstr << "]";
+    }
+
+    return strstr.str();
+}
+
+size_t FormatStringIntoVector(const char *fmt, va_list vararg, std::vector<char> &outBuffer)
+{
+    // The state of the va_list passed to vsnprintf is undefined after the call, do a copy in case
+    // we need to grow the buffer.
+    va_list varargCopy;
+    va_copy(varargCopy, vararg);
+
+    // Attempt to just print to the current buffer
+    int len = vsnprintf(&(outBuffer.front()), outBuffer.size(), fmt, varargCopy);
+    va_end(varargCopy);
+
+    if (len < 0 || static_cast<size_t>(len) >= outBuffer.size())
+    {
+        // Buffer was not large enough, calculate the required size and resize the buffer
+        len = vsnprintf(nullptr, 0, fmt, vararg);
+        outBuffer.resize(len + 1);
+
+        // Print again
+        va_copy(varargCopy, vararg);
+        len = vsnprintf(&(outBuffer.front()), outBuffer.size(), fmt, varargCopy);
+        va_end(varargCopy);
+    }
+    ASSERT(len >= 0);
+    return static_cast<size_t>(len);
+}
-- 
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