1 files changed, 103 insertions, 0 deletions
diff --git a/comments/func.cpp b/comments/func.cpp
new file mode 100644
index 0000000..51c6ae9
--- /dev/null
+++ b/comments/func.cpp
@@ -0,0 +1,103 @@
+/*
+**  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.
+*/
+
+#include "main.h"
+
+#define NUM_PREPROCESSOR_STR 14
+char *preprocessors[]={(char *)"define",
+                       (char *)"include",
+                       (char *)"undef",
+                       (char *)"pragma",
+                       (char *)"if",
+                       (char *)"error",
+                       (char *)"warning",
+                       (char *)"else",
+                       (char *)"elseif",
+                       (char *)"elif",
+                       (char *)"endif",
+                       (char *)"ifdef",
+                       (char *)"ifndef",
+                       (char *)"ifdefine"};
+
+bool is_letter(char ch)
+{
+  if((ch>='a' && ch<='z') || (ch>='A' && ch<='Z'))
+    return true;
+  else
+    return false;
+}
+
+bool is_number(char ch, char next)
+{
+  if((ch>='0' && ch<='9') || (ch=='-' && is_number(next)))
+    return true;
+  else
+    return false;
+}
+
+bool move(char* from, char* to)
+{
+  if(rename(from,to))
+    return false;
+  else
+    return true;
+}
+
+bool is_whitespace(char c)
+{
+  return ((c==' ' || c=='\t') ? true : false);
+}
+
+bool contain_preprocessor(char* str)
+{
+  int x, y;
+  bool ret=false;
+
+  for(x=0; x<((signed)strlen(str)-DEFINE_SEARCH_PRECISION); x++)
+  {
+    for(y=0; y<NUM_PREPROCESSOR_STR; y++)
+    {
+      if(!strncasecmp((str+x),preprocessors[y],((strlen(str)-x)>strlen(preprocessors[y]) ? strlen(preprocessors[y]) : (strlen(str)-x))))
+        return true; // identified as a preprocessor, return true
+    }
+    if(!ret && !is_whitespace(*(str+x))) // preprocessor not found, and current char is not whitespace so this isnt a preprocessor
+        return false;
+  }
+
+  return ret;
+}
+
+char last_non_whitespace(char* string, int start)
+{
+  int x;
+  if(start>0) // start from inside array and work backwards
+  {
+    for(x=start; x; x--)
+    {
+      if(!is_whitespace(string[x]))
+        return string[x];
+    }
+  }
+  else // start from beginning and work forwards
+  {
+    for(x=0; x<(signed)strlen(string); x++)
+    {
+      if(!is_whitespace(string[x]))
+        return string[x];
+    }
+  }
+  return 'x';
+}