From 55861d4285709bc2df22799006fe8835e25721df Mon Sep 17 00:00:00 2001
From: Jeffrey Armstrong <jeff@approximatrix.com>
Date: Mon, 26 Oct 2020 15:35:12 -0400
Subject: Implemented Clp_copyNames in Fortran since it was dealing with two
 arrays of strings.

---
 src/clp.f90 | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 61 insertions(+), 5 deletions(-)

diff --git a/src/clp.f90 b/src/clp.f90
index 2fe45a9..4efaa29 100644
--- a/src/clp.f90
+++ b/src/clp.f90
@@ -168,13 +168,13 @@ module clp
                 use iso_c_binding
                     type(c_ptr), value :: model
             end subroutine
-            
-            subroutine Clp_copyNames(model,rowNames,columnNames) bind(C,name="Clp_copyNames")
+
+            subroutine Clp_copyNames_C(model,rowNames,columnNames) bind(C,name="Clp_copyNames")
                 use iso_c_binding
                     type(c_ptr), value :: model
-                    character(c_char) :: rowNames(*)
-                    character(c_char) :: columnNames(*)
-            end subroutine
+                    type(c_ptr), value :: rowNames
+                    type(c_ptr), value :: columnNames
+            end subroutine 
             
             function Clp_numberRows(model) bind(C,name="Clp_numberRows")
                 use iso_c_binding
@@ -256,76 +256,91 @@ module clp
                     type(c_ptr), value :: model
                     integer(c_int) :: Clp_numberIterations
             end function
+            
             subroutine Clp_setNumberIterations(model,numberIterations) bind(C,name="Clp_setNumberIterations")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     integer(c_int), value ::numberIterations
             end subroutine
+            
             function maximumIterations(model) bind(C,name="maximumIterations")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     integer(c_int) :: maximumIterations
             end function
+            
             subroutine Clp_setMaximumIterations(model,value) bind(C,name="Clp_setMaximumIterations")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     integer(c_int), value ::value
             end subroutine
+            
             function Clp_maximumSeconds(model) bind(C,name="Clp_maximumSeconds")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     real(c_double) :: Clp_maximumSeconds
             end function
+            
             subroutine Clp_setMaximumSeconds(model,value) bind(C,name="Clp_setMaximumSeconds")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     real(c_double), value :: value
             end subroutine
+            
             function Clp_hitMaximumIterations(model) bind(C,name="Clp_hitMaximumIterations")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     integer(c_int) :: Clp_hitMaximumIterations
             end function
+            
             function Clp_status(model) bind(C,name="Clp_status")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     integer(c_int) :: Clp_status
             end function
+            
             subroutine Clp_setProblemStatus(model,problemStatus) bind(C,name="Clp_setProblemStatus")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     integer(c_int), value ::problemStatus
             end subroutine
+            
             function Clp_secondaryStatus(model) bind(C,name="Clp_secondaryStatus")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     integer(c_int) :: Clp_secondaryStatus
             end function
+            
             subroutine Clp_setSecondaryStatus(model,status) bind(C,name="Clp_setSecondaryStatus")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     integer(c_int), value ::status
             end subroutine
+            
             function Clp_optimizationDirection(model) bind(C,name="Clp_optimizationDirection")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     real(c_double) :: Clp_optimizationDirection
             end function
+            
             subroutine Clp_setOptimizationDirection(model,value) bind(C,name="Clp_setOptimizationDirection")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     real(c_double), value :: value
             end subroutine
+            
             function Clp_primalRowSolution(model) bind(C,name="Clp_primalRowSolution")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     type(c_ptr) :: Clp_primalRowSolution
             end function
+            
             function Clp_primalColumnSolution(model) bind(C,name="Clp_primalColumnSolution")
                 use iso_c_binding
                     type(c_ptr), value :: model
                     type(c_ptr) :: Clp_primalColumnSolution
             end function
+            
             function Clp_dualRowSolution(model) bind(C,name="Clp_dualRowSolution")
                 use iso_c_binding
                     type(c_ptr), value :: model
@@ -1044,4 +1059,45 @@ contains
         
     end subroutine Clp_problemName
 
+    subroutine Clp_copyNames(model,rowNames,columnNames)
+    use iso_c_binding
+    use clp_interface_utils
+    implicit none
+    
+        type(c_ptr) :: model
+        
+        character(len=*), dimension(:), intent(in) :: rowNames
+        character(len=*), dimension(:), intent(in) :: columnNames
+
+        type(c_ptr), dimension(:), pointer :: rn_c
+        type(c_ptr), dimension(:), pointer :: cn_c
+    
+        integer::i
+    
+        allocate(rn_c(size(rowNames)))
+        allocate(cn_c(size(columnNames)))
+
+        do i = 1, size(rowNames)
+            rn_c(i) = allocate_and_populate_c_string(rowNames(i))
+        end do
+
+        do i = 1, size(columnNames)
+            rn_c(i) = allocate_and_populate_c_string(columnNames(i))
+        end do
+        
+        call Clp_copyNames_C(model, c_loc(rn_c), c_loc(cn_c))
+
+        do i = 1, size(rowNames)
+            call c_free(rn_c(i))
+        end do
+
+        do i = 1, size(columnNames)
+            call c_free(cn_c(i))
+        end do
+        
+        deallocate(rn_c)
+        deallocate(cn_c)
+
+    end subroutine Clp_copyNames
+
 end module clp
-- 
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