From 52cb72c0eed2a14383aee28f99efbd6c02a75eb1 Mon Sep 17 00:00:00 2001
From: Robert Schmidt <robert.schmidt@openairinterface.org>
Date: Sun, 18 Jun 2023 03:41:27 +0200
Subject: [PATCH] build_oai: allow to only build radio/transport libraries

---
 cmake_targets/build_oai | 101 +++++++++++++++++-----------------------
 1 file changed, 43 insertions(+), 58 deletions(-)

diff --git a/cmake_targets/build_oai b/cmake_targets/build_oai
index 1d4c55da20..a548cd8ced 100755
--- a/cmake_targets/build_oai
+++ b/cmake_targets/build_oai
@@ -569,66 +569,51 @@ function main() {
   ####################################################
   # Build RF device and transport protocol libraries #
   ####################################################
-  if [ "$eNB" = "1" -o "$UE" = "1" -o "$gNB" = "1" -o "$RU" = "1"  -o "$nrUE" = "1" ] ; then
+  if [ "$HW" != "None" ] ; then
+    rm -f liboai_device.so
 
-      # build RF device libraries
-      if [ "$HW" != "None" ] ; then
-          rm -f liboai_device.so
+    if [ "$HW" == "OAI_USRP" ] ; then
+      compilations $BUILD_DIR oai_usrpdevif.txt oai_usrpdevif
+      ln -sf liboai_usrpdevif.so liboai_device.so
+      echo "liboai_device.so symlinks to liboai_usrpdevif.so"
+    elif [ "$HW" == "OAI_BLADERF" ] ; then
+      compilations $BUILD_DIR oai_bladerfdevif.txt oai_bladerfdevif
+      ln -sf liboai_bladerfdevif.so liboai_device.so
+      echo "liboai_device.so symlinks liboai_bladerfdevif.so"
+    elif [ "$HW" == "OAI_LMSSDR" ] ; then
+      compilations $BUILD_DIR oai_lmssdrdevif.txt oai_lmssdrdevif
+      ln -sf liboai_lmssdrdevif.so liboai_device.so
+      echo "liboai_device.so symlinks to liboai_lmssdrdevif.so"
+    elif [ "$HW" == "OAI_IRIS" ] ; then
+      compilations $BUILD_DIR oai_irisdevif.txt oai_irisdevif
+      ln -s liboai_irisdevif.so liboai_device.so
+      echo "liboai_device.so symlinks to liboai_irisdevif.so"
+    elif [ "$HW" == "OAI_AW2SORI" ] ; then
+      compilations $BUILD_DIR aw2sori_transpro.txt aw2sori_transpro
+      ln -sf libaw2sori_transpro.so libthirdparty_transpro.so
+      echo "libthirdparty_transpro.so symlinks to libaw2sori_transpro.so"
+    else
+      echo_fatal "illegal HW option $HW"
+    fi
+  fi
 
-          if [ "$HW" == "OAI_USRP" ] ; then
-              compilations $BUILD_DIR oai_usrpdevif.txt oai_usrpdevif
-
-              ln -sf liboai_usrpdevif.so liboai_device.so
-              echo_info "liboai_device.so is linked to USRP device library"        
-          elif [ "$HW" == "OAI_BLADERF" ] ; then
-              if [ -f "/usr/include/libbladeRF.h" ] ; then
-                  compilations $BUILD_DIR oai_bladerfdevif.txt oai_bladerfdevif
-              fi
-
-              ln -sf liboai_bladerfdevif.so liboai_device.so
-              echo_info "liboai_device.so is linked to BLADERF device library"	 
-          elif [ "$HW" == "OAI_LMSSDR" ] ; then
-#              if [ -f "/usr/include/libbladeRF.h" ] ; then
-                  compilations $BUILD_DIR oai_lmssdrdevif.txt oai_lmssdrdevif
-#              fi
-
-              ln -sf liboai_lmssdrdevif.so liboai_device.so
-              echo_info "liboai_device.so is linked to LMSSDR device library"	 
-          elif [ "$HW" == "OAI_IRIS" ] ; then
-              compilations $BUILD_DIR oai_irisdevif.txt oai_irisdevif
-
-              ln -s liboai_irisdevif.so liboai_device.so
-              echo_info "liboai_device.so is linked to IRIS device library"
-          elif [ "$HW" == "OAI_AW2SORI" ] ; then
-              compilations $BUILD_DIR aw2sori_transpro.txt aw2sori_transpro
-
-              ln -sf libaw2sori_transpro.so libthirdparty_transpro.so
-              echo_info "build libthirdparty_transpro.so for AW2SORI fronthaul"
-          else
-              echo_info "liboai_device.so is not linked to any device library"
-          fi
-      fi
-
-      #build transport protocol libraries (currently only ETHERNET is available)
-      if [ "$SKIP_SHARED_LIB_FLAG" = "False" ]; then
-          echo_info "Building transport protocol libraries"
-          rm -f liboai_transpro.so
-	  if [ "$TP" == "Ethernet" ]; then
-              compilations $BUILD_DIR oai_eth_transpro.txt oai_eth_transpro
-              ln -sf liboai_eth_transpro.so liboai_transpro.so
-              echo_info "liboai_transpro.so is linked to ETHERNET transport"
-	  fi
-	  if [ "$TP" == "benetel4g" ]; then
-              compilations $BUILD_DIR benetel_4g.txt benetel4g
-              ln -sf libbenetel_4g.so liboai_transpro.so
-              echo_info "liboai_transpro.so is linked to BENETEL4G transport"
-	  fi
-	  if [ "$TP" == "benetel5g" ]; then
-              compilations $BUILD_DIR benetel_5g.txt benetel_5g
-              ln -sf libbenetel_5g.so liboai_transpro.so
-              echo_info "liboai_transpro.so is linked to BENETEL4G transport"
-	  fi
-      fi
+  if [ "$TP" != "None" ]; then
+    rm -f liboai_transpro.so
+    if [ "$TP" == "Ethernet" ]; then
+      compilations $BUILD_DIR oai_eth_transpro.txt oai_eth_transpro
+      ln -sf liboai_eth_transpro.so liboai_transpro.so
+      echo_info "liboai_transpro.so symlinks to liboai_eth_transpro.so"
+    elif [ "$TP" == "benetel4g" ]; then
+      compilations $BUILD_DIR benetel_4g.txt benetel4g
+      ln -sf libbenetel_4g.so liboai_transpro.so
+      echo_info "liboai_transpro.so symlinks to libbenetel_4g.so"
+    elif [ "$TP" == "benetel5g" ]; then
+      compilations $BUILD_DIR benetel_5g.txt benetel_5g
+      ln -sf libbenetel_5g.so liboai_transpro.so
+      echo_info "liboai_transpro.so symlinks to libbenetel_5g.so"
+    else
+      echo_fatal "illegal TP option $TP"
+    fi
   fi
 
   ###################