CMAKE_CML_PATH -> CML_PATH

Author: drowe67

CMakeLists.txt

@@ -1226,6 +1226,6 @@ endif(NOT APPLE)
         test_OFDM_modem_datac3_octave
         test_fsk_lib_4fsk_ldpc
         PROPERTIES
-        ENVIRONMENT "CMAKE_CML_PATH=${CMAKE_CURRENT_BINARY_DIR}/cml"
+        ENVIRONMENT "CML_PATH=${CMAKE_CURRENT_BINARY_DIR}/cml"
     )
 endif(UNITTEST)

README.md

@@ -153,10 +153,10 @@ CTest is used as a test framework, with support from [GNU Octave](https://www.gn
    ```
 
 1. Many Octave scripts rely on the CML LDPC library.  To run these from the Octave CLI, you need to set
-   the `CMAKE_CML_PATH` environment variable.  A convenient way to do this is using a `.octaverc` file
+   the `CML_PATH` environment variable.  A convenient way to do this is using a `.octaverc` file
    in your `codec/octave` directory.  For example on a Linux machine, create a `.octaverc` file:
    ```
-   setenv("CMAKE_CML_PATH","../build_linux/cml")
+   setenv("CML_PATH","../build_linux/cml")
    ```  
 
 ## Directories

octave/ldpc.m

@@ -15,15 +15,15 @@
 % octave:> make
 % (you'll see a few warnings but hopefully no errors)
 %
-% Optionally set an environment variable for CMAKE_CML_PATH in your shell or
+% Optionally set an environment variable for CML_PATH in your shell or
 % in your codec2/octave/.octaverc file
 
 1;
 
 function init_cml()
   currentdir = pwd;
 
-  path_to_cml = getenv("CMAKE_CML_PATH")
+  path_to_cml = getenv("CML_PATH");
 
   if exist(path_to_cml, 'dir') == 7
     cd(path_to_cml)
@@ -32,7 +32,7 @@ function init_cml()
   else
     printf("\n---------------------------------------------------\n");
     printf("Can't start CML in path: %s\n", path_to_cml);
-    printf("See CML path instructions at top of this script (ldpc.m)\n");
+    printf("See CML_PATH instructions at top of this script (ldpc.m)\n");
     printf("-----------------------------------------------------\n\n");
     assert(0);
   end

unittest/CMakeLists.txt

@@ -95,9 +95,9 @@ find_program(OCTAVE_CMD octave-cli REQUIRED)
 message("Octave command: ${OCTAVE_CMD}")
 
 include(ExternalProject)
-set(CMAKE_CML_PATH ${CMAKE_CURRENT_BINARY_DIR}/../cml)
+set(CML_PATH ${CMAKE_CURRENT_BINARY_DIR}/../cml)
 ExternalProject_Add(cml
-   SOURCE_DIR ${CMAKE_CML_PATH}
+   SOURCE_DIR ${CML_PATH}
    URL http://www.iterativesolutions.com/user/image/cml.1.10.zip
    BUILD_IN_SOURCE 1
    CONFIGURE_COMMAND true # No configuration required