1 files changed, 92 insertions, 0 deletions
diff --git a/Source/cmCommandArgumentParserHelper.h b/Source/cmCommandArgumentParserHelper.h
new file mode 100644
index 0000000..098c000
--- /dev/null
+++ b/Source/cmCommandArgumentParserHelper.h
@@ -0,0 +1,92 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing for details.  */
+#ifndef cmCommandArgumentParserHelper_h
+#define cmCommandArgumentParserHelper_h
+
+#include "cmConfigure.h" // IWYU pragma: keep
+
+#include <string>
+#include <vector>
+
+class cmMakefile;
+
+class cmCommandArgumentParserHelper
+{
+  CM_DISABLE_COPY(cmCommandArgumentParserHelper)
+
+public:
+  struct ParserType
+  {
+    const char* str;
+  };
+
+  cmCommandArgumentParserHelper();
+  ~cmCommandArgumentParserHelper();
+
+  int ParseString(const char* str, int verb);
+
+  // For the lexer:
+  void AllocateParserType(cmCommandArgumentParserHelper::ParserType* pt,
+                          const char* str, int len = 0);
+  bool HandleEscapeSymbol(cmCommandArgumentParserHelper::ParserType* pt,
+                          char symbol);
+
+  int LexInput(char* buf, int maxlen);
+  void Error(const char* str);
+
+  // For yacc
+  const char* CombineUnions(const char* in1, const char* in2);
+
+  const char* ExpandSpecialVariable(const char* key, const char* var);
+  const char* ExpandVariable(const char* var);
+  const char* ExpandVariableForAt(const char* var);
+  void SetResult(const char* value);
+
+  void SetMakefile(const cmMakefile* mf);
+
+  std::string& GetResult() { return this->Result; }
+
+  void SetLineFile(long line, const char* file);
+  void SetEscapeQuotes(bool b) { this->EscapeQuotes = b; }
+  void SetNoEscapeMode(bool b) { this->NoEscapeMode = b; }
+  void SetReplaceAtSyntax(bool b) { this->ReplaceAtSyntax = b; }
+  void SetRemoveEmpty(bool b) { this->RemoveEmpty = b; }
+
+  const char* GetError() { return this->ErrorString.c_str(); }
+
+private:
+  std::string::size_type InputBufferPos;
+  std::string InputBuffer;
+  std::vector<char> OutputBuffer;
+
+  void Print(const char* place, const char* str);
+  void SafePrintMissing(const char* str, int line, int cnt);
+
+  const char* AddString(const std::string& str);
+
+  void CleanupParser();
+  void SetError(std::string const& msg);
+
+  std::vector<char*> Variables;
+  const cmMakefile* Makefile;
+  std::string Result;
+  std::string ErrorString;
+  const char* FileName;
+  long FileLine;
+  int CurrentLine;
+  int Verbose;
+  bool WarnUninitialized;
+  bool CheckSystemVars;
+  bool EscapeQuotes;
+  bool NoEscapeMode;
+  bool ReplaceAtSyntax;
+  bool RemoveEmpty;
+};
+
+#define YYSTYPE cmCommandArgumentParserHelper::ParserType
+#define YYSTYPE_IS_DECLARED
+#define YY_EXTRA_TYPE cmCommandArgumentParserHelper*
+#define YY_DECL                                                               \
+  int cmCommandArgument_yylex(YYSTYPE* yylvalp, yyscan_t yyscanner)
+
+#endif