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Create a cmake API for O_RAN SC xran forked repo

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* create the xran forked repo as a cmake external project - easier to maintain and track the changes
  we applied to the original repo
* add xran_DOWNLOAD option - clones and builds latest supported K release
* update the FHI README for K release

Signed-off-by: Teodora Vladić <teodora.vladic@openairinterface.org>
This commit is contained in:
Teodora Vladić
2026-04-03 07:57:22 +02:00
parent 5b1f09faf1
commit e7c4d80a5d
3 changed files with 76 additions and 30 deletions
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21
cmake_targets/tools/MODULES/Findxran.cmake
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@@ -46,13 +46,7 @@
# ``xran_LIBRARY``
# The path to the xran library.
option(xran_LOCATION "directory of XRAN library" "")
if (NOT xran_LOCATION)
message(FATAL_ERROR "xran_LOCATION required")
endif()
if (NOT EXISTS ${xran_LOCATION})
message(FATAL_ERROR "no such directory: ${xran_LOCATION}")
endif()
set(CACHE{xran_LOCATION} TYPE PATH HELP "directory of XRAN library" VALUE "")
find_path(xran_INCLUDE_DIR
NAMES
@@ -73,16 +67,14 @@ find_library(xran_LIBRARY
PATH_SUFFIXES build api
NO_DEFAULT_PATH
)
if (NOT xran_LIBRARY)
message(FATAL_ERROR "could not detect xran build artifacts at ${xran_LOCATION}/build")
endif()
set(xran_VERSION_FILE "${xran_LOCATION}/../app/src/common.h")
if(NOT EXISTS ${xran_VERSION_FILE})
message(FATAL_ERROR "could not find xran version file at ${xran_VERSION_FILE}")
if(EXISTS ${xran_VERSION_FILE})
file(STRINGS ${xran_VERSION_FILE} xran_VERSION_LINE REGEX "^#define[ \t]+VERSIONX[ \t]+\"[a-z_.0-9]+\"$")
else()
set(xran_VERSION_LINE "UNKNOWN")
endif()
file(STRINGS ${xran_VERSION_FILE} xran_VERSION_LINE REGEX "^#define[ \t]+VERSIONX[ \t]+\"[a-z_.0-9]+\"$")
string(REGEX REPLACE "^#define[ \t]+VERSIONX[ \t]+\"([a-z_.0-9]+)\"$" "\\1" xran_VERSION_STRING "${xran_VERSION_LINE}")
if (xran_VERSION_STRING MATCHES "^oran_e_maintenance_release_v")
string(REGEX REPLACE "oran_e_maintenance_release_v([0-9]+).([0-9]+)" "5.\\1.\\2" xran_VERSION ${xran_VERSION_STRING})
@@ -93,9 +85,8 @@ elseif(xran_VERSION_STRING MATCHES "^oran_k_release_v")
elseif(xran_VERSION_STRING MATCHES "^oran_bronze_release_v")
string(REGEX REPLACE "oran_bronze_release_v([0-9]+).([0-9]+)" "2.\\1.\\2" xran_VERSION ${xran_VERSION_STRING})
else()
message(FATAL_ERROR "unrecognized xran version string: ${xran_VERSION_STRING}")
set(xran_VERSION "UNKNOWN")
endif()
message(STATUS "Found xran release ${xran_VERSION_STRING} (v${xran_VERSION})")
unset(xran_VERSION_LINE)
unset(xran_VERSION_STRING)
unset(xran_VERSION_FILE)