# HG changeset patch
# User klao
# Date 1138969210 0
# Node ID a1a6f5b788bd50c9861ea35443e1c85a2351efa5
# Parent  5db4ff8d69dec08f4030b7e49c5d32fda52080f0
lp_cplex.cc: bugfix in _setColName, _getColName implemented

diff -r 5db4ff8d69de -r a1a6f5b788bd lemon/lp_cplex.cc
--- a/lemon/lp_cplex.cc	Fri Feb 03 09:18:17 2006 +0000
+++ b/lemon/lp_cplex.cc	Fri Feb 03 12:20:10 2006 +0000
@@ -83,13 +83,26 @@
   
   void LpCplex::_getColName(int col, std::string &name)
   {
-    ///\bug Unimplemented
+    ///\bug Untested
+    int storespace;
+    CPXgetcolname(env, lp, 0, 0, 0, &storespace, col, col);
+
+    storespace *= -1;
+    char buf[storespace];
+    char *names[1];
+    int dontcare;
+    ///\bug return code unchecked for error
+    CPXgetcolname(env, lp, names, buf, storespace, &dontcare, col, col);
+    name = names[0];
   }
   
   void LpCplex::_setColName(int col, const std::string &name)
   {
     ///\bug Untested
-    CPXchgcolname(env, lp, 1, &col, const_cast<char*>(name.c_str()));
+    char *names[1];
+    names[0] = const_cast<char*>(name.c_str());
+    ///\bug return code unchecked for error
+    CPXchgcolname(env, lp, 1, &col, names);    
   }
   
   ///\warning Data at index 0 is ignored in the arrays.