RTSD-56, processed review comment

applications/ta2/doc/README.txt

@@ -54,7 +54,6 @@ The ta2 project folder contains 4 sub-folders:
     # Altera, Mentor and modelsim_altera_libs dir
     export ALTERA_DIR=/home/software/Altera
     export MENTOR_DIR=/home/software/Mentor
-    export MODELSIM_ALTERA_LIBS_DIR=/home/software/modelsim_altera_libs
 
     . ${GIT}/radiohdl/init_radiohdl.sh
 

doc/erko_howto_tools.txt

@@ -43,7 +43,6 @@
   * bashrc defines root directories that contain one or more versions of tool installations
     - define MENTOR_DIR : modelsim installations
     - define ALTERA_DIR : altera installations
-    - define MODELSIM_ALTERA_LIBS_DIR  : compiled modelsim simulation libraries for altera components
 
     - LM_LICENSE_FILE=<our_license@our_compagny>
 
@@ -87,7 +86,6 @@ source also radiohdl tools
 
 > compile_altera_simlibs unb1   # creates build/unb1/hdl_libraries_ip_stratixiv.txt
                                 # creates build/quartus/<tool version> simulation models that need to be moved
-                                # manually to $MODELSIM_ALTERA_LIBS_DIR/<tool version>
 
 > generate_ip_libs unb1         # creates build/unb1/qmegawiz/
                                 # creates build/unb1/quartus_sh --> empty dir, why is it there?

init_hdl.sh

@@ -55,13 +55,22 @@ if [[ ! -d "${HDL_BUILD_DIR}" ]]; then
     mkdir "${HDL_BUILD_DIR}"
 fi
 
-# set modelsim_altera_libs dir
-export MODELSIM_ALTERA_LIBS_DIR=${HDL_BUILD_DIR}/quartus
-if [[ ! -d "${MODELSIM_ALTERA_LIBS_DIR}" ]]; then
-    echo "make modelsim_altera_libs dir"
+# set hdl_build_quartus dir
+export HDL_BUILD_QUARTUS_DIR=${HDL_BUILD_DIR}/quartus
+if [[ ! -d "${HDL_BUILD_QUARTUS_DIR}" ]]; then
+    echo "make hdl/build/quartus dir"
+    echo "${HDL_BUILD_QUARTUS_DIR}"
+    mkdir "${HDL_BUILD_QUARTUS_DIR}"
+    echo "Do not remove this dir, it is used by modelsim_altera_libs symlink" > ${HDL_BUILD_QUARTUS_DIR}/readme.txt
+fi
+
+export MODELSIM_ALTERA_LIBS_DIR=${HDL_BUILD_DIR}/modelsim_altera_libs
+if [[ -L "${MODELSIM_ALTERA_LIBS_DIR}" ]] && [[ -e "${MODELSIM_ALTERA_LIBS_DIR}" ]]; then
+    echo "${MODELSIM_ALTERA_LIBS_DIR} is a valid symlink"
+else
+    echo "make a symlink for modelsim_altera_libs dir"
     echo "${MODELSIM_ALTERA_LIBS_DIR}"
-    mkdir "${MODELSIM_ALTERA_LIBS_DIR}"
-    echo "This dir is also used as modelsim_altera_libs dir" > ${MODELSIM_ALTERA_LIBS_DIR}/readme.txt
+    ln -s "${HDL_BUILD_QUARTUS_DIR}" "${MODELSIM_ALTERA_LIBS_DIR}"
 fi
 
 # modelsim uses this sim dir for testing