From ee8f10684d02460dc3011062f672d4dfa75c1a6d Mon Sep 17 00:00:00 2001
From: David Rose <david@ddrose.com>
Date: Thu, 8 Mar 2001 21:04:54 +0000
Subject: [PATCH] *** empty log message ***

---
 dtool/src/cppparser/cppBison.yxx             |  2 +-
 dtool/src/cppparser/cppFile.cxx              | 39 +++++++++++++++++++-
 dtool/src/cppparser/cppFile.h                |  3 ++
 dtool/src/interrogate/interrogateBuilder.cxx |  6 +--
 4 files changed, 44 insertions(+), 6 deletions(-)

diff --git a/dtool/src/cppparser/cppBison.yxx b/dtool/src/cppparser/cppBison.yxx
index 9de089eb8f..1c2f51a0ae 100644
--- a/dtool/src/cppparser/cppBison.yxx
+++ b/dtool/src/cppparser/cppBison.yxx
@@ -2029,7 +2029,7 @@ element:
 	| KW_SHORT | KW_SIGNED | KW_SIZEOF | KW_STATIC | KW_STATIC_CAST
 	| KW_STRUCT | KW_THROW | KW_TRUE | KW_TRY | KW_TYPEDEF | KW_TYPENAME
 	| KW_UNION | KW_UNSIGNED | KW_VIRTUAL | KW_VOID | KW_VOLATILE
-	| KW_WHILE
+	| KW_WHILE | TOKENPASTE
 	| KW_OPERATOR
 {
 }
diff --git a/dtool/src/cppparser/cppFile.cxx b/dtool/src/cppparser/cppFile.cxx
index 4750f4bc20..1809d7e8cf 100644
--- a/dtool/src/cppparser/cppFile.cxx
+++ b/dtool/src/cppparser/cppFile.cxx
@@ -58,6 +58,42 @@ CPPFile::
 ~CPPFile() {
 }
 
+////////////////////////////////////////////////////////////////////
+//     Function: CPPFile::is_c_or_i_file
+//       Access: Public
+//  Description: Returns true if the file appears to be a C or C++
+//               source code file based on its extension.  That is,
+//               returns true if the filename ends in .c, .C, .cc,
+//               .cpp, or any of a series of likely extensions.
+////////////////////////////////////////////////////////////////////
+bool CPPFile::
+is_c_or_i_file() const {
+  return is_c_or_i_file(_filename);
+}
+
+////////////////////////////////////////////////////////////////////
+//     Function: CPPFile::is_c_or_i_file
+//       Access: Public, Static
+//  Description: Returns true if the file appears to be a C or C++
+//               source code file based on its extension.  That is,
+//               returns true if the filename ends in .c, .C, .cc,
+//               .cpp, or any of a series of likely extensions.
+////////////////////////////////////////////////////////////////////
+bool CPPFile::
+is_c_or_i_file(const Filename &filename) {
+  string extension = filename.get_extension();
+  // downcase the extension.
+  for (string::iterator ei = extension.begin(); 
+       ei != extension.end();
+       ++ei) {
+    (*ei) = tolower(*ei);
+  }
+    
+  return (extension == "c" || extension == "cc" || 
+	  extension == "cpp" || extension == "c++" || extension == "cxx" ||
+	  extension == "i");
+}
+
 ////////////////////////////////////////////////////////////////////
 //     Function: CPPFile::is_c_file
 //       Access: Public
@@ -90,8 +126,7 @@ is_c_file(const Filename &filename) {
   }
     
   return (extension == "c" || extension == "cc" || 
-	  extension == "cpp" || extension == "c++" || extension == "cxx" ||
-	  extension == "i");
+	  extension == "cpp" || extension == "c++" || extension == "cxx");
 }
 
 ////////////////////////////////////////////////////////////////////
diff --git a/dtool/src/cppparser/cppFile.h b/dtool/src/cppparser/cppFile.h
index fad4a085ef..aa3fff3607 100644
--- a/dtool/src/cppparser/cppFile.h
+++ b/dtool/src/cppparser/cppFile.h
@@ -32,6 +32,9 @@ public:
   void operator = (const CPPFile &copy);
   ~CPPFile();
 
+  bool is_c_or_i_file() const;
+  static bool is_c_or_i_file(const Filename &filename);
+
   bool is_c_file() const;
   static bool is_c_file(const Filename &filename);
 
diff --git a/dtool/src/interrogate/interrogateBuilder.cxx b/dtool/src/interrogate/interrogateBuilder.cxx
index 2ce1cc6fdf..dab6b4ac27 100644
--- a/dtool/src/interrogate/interrogateBuilder.cxx
+++ b/dtool/src/interrogate/interrogateBuilder.cxx
@@ -66,7 +66,7 @@ add_source_file(const string &filename) {
     return;
   }
 
-  if (!CPPFile::is_c_file(filename)) {
+  if (!CPPFile::is_c_or_i_file(filename)) {
     _include_files.insert('"' + filename + '"');
   }
 }
@@ -198,7 +198,7 @@ build() {
        ++ii) {
     const string &filename = (*ii);
     // Don't add any C files to the include list.
-    if (!CPPFile::is_c_file(filename)) {
+    if (!CPPFile::is_c_or_i_file(filename)) {
       _include_files.insert('"' + filename + '"');
     }
   }
@@ -207,7 +207,7 @@ build() {
        ++ii) {
     const string &filename = (*ii);
     // Don't add any C files to the include list.
-    if (!CPPFile::is_c_file(filename)) {
+    if (!CPPFile::is_c_or_i_file(filename)) {
       _include_files.insert('<' + filename + '>');
     }
   }