1 files changed, 6 insertions, 0 deletions

diff --git a/ue2/imgsynth2/cpixmap.cpp b/ue2/imgsynth2/cpixmap.cpp
index 94f0310..52f9825 100644
--- a/ue2/imgsynth2/cpixmap.cpp
+++ b/ue2/imgsynth2/cpixmap.cpp
@@ -11,6 +11,7 @@
 #include <boost/algorithm/string/split.hpp>
 #include <boost/algorithm/string.hpp>
 #include <boost/lexical_cast.hpp>
+#include <assert.h>
 #ifdef DEBUG
 # include <iostream>
 #endif
@@ -123,6 +124,7 @@ void CPixmap::read(std::ifstream& in)
     throw FileError("Pixmap has no imagename.");
 
   /* additional: check "{" exists */
+  assert(!line.empty());
   if (line[line.length() - 1] != '{')
     throw FileError("Pixmap array has no opening bracket.");
 
@@ -236,6 +238,7 @@ void CPixmap::read(std::ifstream& in)
       for(uint32_t x = 0; x < getWidth(); x++)
       {
         character = line.substr(x * m_fileheader.nChar, m_fileheader.nChar);
+        assert(!character.empty());
         if (colornr.find(character) == colornr.end())
           throw FileError("Pixel has no reference in colortable.");
 
@@ -265,6 +268,7 @@ void CPixmap::read(std::ifstream& in)
 const std::string CPixmap::getXPMColorID(unsigned int index, unsigned int length)
 {
   static const char code[] = PIXMAP_COLORCHARS;
+  assert(strlen(code) > 0);
   string str("");
   for(unsigned int i = length - 1; i > 0; i--)
   {
@@ -272,6 +276,7 @@ const std::string CPixmap::getXPMColorID(unsigned int index, unsigned int length
     index /= strlen(code);
   }
   str += code[index];
+  assert(!str.empty());
   return str;
 }
 
@@ -286,6 +291,7 @@ void CPixmap::write(std::ofstream& out)
   out << PIXMAP_IDENTIFIER << endl;
 
   /* variables*/
+  assert(!m_imagename.empty());
   out << "static char * " << m_imagename << "[] = {" << endl;
   out << "\"" << m_fileheader.width << " " << m_fileheader.height
       << " " << m_fileheader.nColor << " " << m_fileheader.nChar;