uhd: moved version extraction code into version.cmake

1 files changed, 71 insertions, 0 deletions

diff --git a/host/config/Version.cmake b/host/config/Version.cmake
new file mode 100644
index 000000000..a592a4565
--- /dev/null
+++ b/host/config/Version.cmake
@@ -0,0 +1,71 @@
+#
+# Copyright 2010 Ettus Research LLC
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+########################################################################
+# Setup Version Numbers
+########################################################################
+SET(UHD_VERSION_MAJOR 0)
+SET(UHD_VERSION_MINOR 0)
+SET(UHD_VERSION_PATCH 0)
+
+########################################################################
+# Find GIT to get repo information
+########################################################################
+MESSAGE(STATUS "Checking for git")
+FIND_PROGRAM(GIT git)
+IF(${GIT} STREQUAL "GIT-NOTFOUND")
+    MESSAGE(STATUS "Checking for git - not found")
+ELSE(${GIT} STREQUAL "GIT-NOTFOUND")
+    MESSAGE(STATUS "Checking for git - found")
+
+    #grab the git log entry for the current head
+    EXECUTE_PROCESS(
+        WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+        COMMAND ${GIT} log HEAD~..HEAD --date=raw
+        OUTPUT_VARIABLE _git_log OUTPUT_STRIP_TRAILING_WHITESPACE
+    )
+
+    #extract the timestamp from the git log entry
+    EXECUTE_PROCESS(
+        WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+        COMMAND ${PYTHON_EXECUTABLE} -c "import re; print re.match('^.*Date:\\s*(\\d*).*$', '''${_git_log}''', re.MULTILINE | re.DOTALL).groups()[0]"
+        OUTPUT_VARIABLE _git_timestamp OUTPUT_STRIP_TRAILING_WHITESPACE
+    )
+
+    #format the timestamp into YYYY-MM-DD
+    EXECUTE_PROCESS(
+        COMMAND ${PYTHON_EXECUTABLE} -c "import time; print time.strftime('%Y%m%d', time.gmtime(${_git_timestamp}))"
+        OUTPUT_VARIABLE _git_date OUTPUT_STRIP_TRAILING_WHITESPACE
+    )
+    SET(UHD_VERSION_MAJOR ${_git_date})
+
+    #format the timestamp into HH-MM-SS
+    EXECUTE_PROCESS(
+        COMMAND ${PYTHON_EXECUTABLE} -c "import time; print time.strftime('%H%M%S', time.gmtime(${_git_timestamp}))"
+        OUTPUT_VARIABLE _git_time OUTPUT_STRIP_TRAILING_WHITESPACE
+    )
+    SET(UHD_VERSION_MINOR ${_git_time})
+
+    #grab the git ref id for the current head
+    EXECUTE_PROCESS(
+        WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+        COMMAND ${GIT} rev-parse --short HEAD
+        OUTPUT_VARIABLE _git_rev OUTPUT_STRIP_TRAILING_WHITESPACE
+    )
+    SET(UHD_VERSION_PATCH ${_git_rev})
+
+ENDIF(${GIT} STREQUAL "GIT-NOTFOUND")