Added white space trimming program to toolkit. Trimmed whitespace off toolkit. Minor cleanup to extraext.

zsnes/src/tools/extraext.cpp

@@ -33,6 +33,8 @@ using namespace std;
 
 #include "fileutil.h"
 
+#define LINE_LENGTH 500
+
 set<string> ignore_include_file;
 
 void handle_file(const char *filename)
@@ -51,10 +53,10 @@ void handle_file(const char *filename)
     ifstream file(fname.c_str(), ios::in);
     if (file)
     {
-      char line[500];
+      char line[LINE_LENGTH];
 
       //Build lists
-      for (size_t i = 0; file.getline(line, 500); i++)
+      for (size_t i = 0; file.getline(line, LINE_LENGTH); i++)
       {
         vector<string> tokens;
         char *p = line;

zsnes/src/tools/minwhite.cpp

@@ -0,0 +1,106 @@
+/*
+Copyright (C) 2005 Nach, grinvader ( http://www.zsnes.com )
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either
+version 2 of the License, or (at your option) any later
+version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+/*
+This is part of a toolkit used to assist in ZSNES development
+
+This program trims unneeded at end of line whitespace.
+*/
+
+#include <iostream>
+#include <fstream>
+#include <string>
+#include <vector>
+using namespace std;
+
+#include "fileutil.h"
+
+#define LINE_LENGTH 2048
+
+void handle_file(const char *filename, size_t orig_file_size)
+{
+  bool file_modified = false;
+  vector<string> file_buffer;
+
+  ifstream file(filename, ios::in);
+  if (file)
+  {
+    char line[LINE_LENGTH];
+
+    while (file.getline(line, LINE_LENGTH))
+    {
+      for (char *p = line+strlen(line)-1; p >= line; p--)
+      {
+        if (strchr(" \t\r", *p))
+        {
+          *p = 0;
+          file_modified = true;
+        }
+        else
+        {
+          break;
+        }
+      }
+      file_buffer.push_back(line);
+    }
+
+    file.close();
+  }
+  else
+  {
+    cerr << "Could not open " << filename << "." << endl;
+  }
+
+  if (file_modified)
+  {
+    ofstream file(filename, ios::out);
+    if (file)
+    {
+      for (vector<string>::iterator i = file_buffer.begin(); i != file_buffer.end(); i++)
+      {
+        file.write(i->data(), i->length());
+        file << "\n";
+      }
+      size_t file_size = file.tellp();
+      file.close();
+      cout << "Trimmed " << filename << " of " << orig_file_size-file_size << " bytes." << endl;
+    }
+    else
+    {
+      cerr << filename << " has extra whitespace, but a trimmed copy can't be saved." << endl;
+    }
+  }
+}
+
+void trim_whitespace(const char *filename, struct stat& stat_buffer)
+{
+  if (is_c_file(filename) ||
+      is_cpp_file(filename) ||
+      is_asm_file(filename) ||
+      is_psr_file(filename))
+  {
+    handle_file(filename, stat_buffer.st_size);
+  }
+}
+
+int main()
+{
+  parse_dir(".", trim_whitespace);
+  return(0);
+}