From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 21 Apr 2024 13:54:28 +0200
Subject: Adding upstream version 18.2.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/boost/tools/inspect/minmax_check.cpp | 102 +++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 src/boost/tools/inspect/minmax_check.cpp

(limited to 'src/boost/tools/inspect/minmax_check.cpp')

diff --git a/src/boost/tools/inspect/minmax_check.cpp b/src/boost/tools/inspect/minmax_check.cpp
new file mode 100644
index 000000000..00cc44bca
--- /dev/null
+++ b/src/boost/tools/inspect/minmax_check.cpp
@@ -0,0 +1,102 @@
+//  minmax_check implementation  --------------------------------------------//
+
+//  Copyright Beman Dawes   2002.
+//  Copyright Gennaro Prota 2006.
+//
+//  Distributed under the Boost Software License, Version 1.0.
+//  (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+
+
+#include <algorithm>
+
+#include "minmax_check.hpp"
+#include "boost/regex.hpp"
+#include "boost/lexical_cast.hpp"
+
+namespace
+{
+  boost::regex minmax_regex(
+    "("
+    "^\\s*#\\s*undef\\s*" // # undef
+    "\\b(min|max)\\b"     // followed by min or max, whole word
+    ")"
+    "|"                   // or (ignored)
+    "("
+    "//[^\\n]*"           // single line comments (//)
+    "|"
+    "/\\*.*?\\*/"         // multi line comments (/**/)
+    "|"
+    "\"(?:\\\\\\\\|\\\\\"|[^\"])*\"" // string literals
+    ")"
+    "|"                   // or
+    "("
+    "\\b(min|max)\\b" // min or max, whole word
+    "\\s*\\("         // followed by 0 or more spaces and an opening paren
+    ")"
+    , boost::regex::normal);
+
+} // unnamed namespace
+
+namespace boost
+{
+  namespace inspect
+  {
+
+    //  minmax_check constructor  -------------------------------------------//
+
+    minmax_check::minmax_check()
+      : m_errors(0)
+    {
+      // C/C++ source code...
+      register_signature( ".c" );
+      register_signature( ".cpp" );
+      register_signature( ".cxx" );
+      register_signature( ".h" );
+      register_signature( ".hpp" );
+      register_signature( ".hxx" );
+      register_signature( ".inc" );
+      register_signature( ".ipp" );
+    }
+
+    //  inspect ( C++ source files )  ---------------------------------------//
+
+    void minmax_check::inspect(
+      const string & library_name,
+      const path & full_path,      // example: c:/foo/boost/filesystem/path.hpp
+      const string & contents)     // contents of file to be inspected
+    {
+      if (contents.find( "boostinspect:" "nominmax" ) != string::npos) return;
+
+      boost::sregex_iterator cur(contents.begin(), contents.end(), minmax_regex), end;
+
+      for( ; cur != end; ++cur /*, ++m_errors*/ )
+      {
+
+        if(!(*cur)[3].matched)
+        {
+          string::const_iterator it = contents.begin();
+          string::const_iterator match_it = (*cur)[0].first;
+
+          string::const_iterator line_start = it;
+
+          string::size_type line_number = 1;
+          for ( ; it != match_it; ++it) {
+              if (string::traits_type::eq(*it, '\n')) {
+                  ++line_number;
+                  line_start = it + 1; // could be end()
+              }
+          }
+
+          ++m_errors;
+          error( library_name, full_path, string(name())
+              + " violation of Boost min/max guidelines on line "
+              + boost::lexical_cast<string>( line_number ) );
+        }
+
+      }
+    }
+
+  } // namespace inspect
+} // namespace boost
+
-- 
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