1 files changed, 105 insertions, 0 deletions
diff --git a/cmake/Modules/GrVersion.cmake b/cmake/Modules/GrVersion.cmake
new file mode 100644
index 000000000..16338f143
--- /dev/null
+++ b/cmake/Modules/GrVersion.cmake
@@ -0,0 +1,105 @@
+# Copyright 2011 Free Software Foundation, Inc.
+# 
+# This file is part of GNU Radio
+# 
+# GNU Radio 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, or (at your option)
+# any later version.
+# 
+# GNU Radio 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 GNU Radio; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+
+if(DEFINED __INCLUDED_GR_VERSION_CMAKE)
+    return()
+endif()
+set(__INCLUDED_GR_VERSION_CMAKE TRUE)
+
+########################################################################
+# Extract variables from version.sh
+########################################################################
+include(GrPython)
+message(STATUS "Extracting version information from version.sh...")
+execute_process(COMMAND ${PYTHON_EXECUTABLE} -c "print open('${CMAKE_SOURCE_DIR}/version.sh').read().replace('=', ';').replace('\\n', ';')"
+    OUTPUT_VARIABLE VERSION_INFO OUTPUT_STRIP_TRAILING_WHITESPACE
+)
+include(CMakeParseArgumentsCopy)
+CMAKE_PARSE_ARGUMENTS(VERSION_INFO "" "MAJOR_VERSION;API_COMPAT;MINOR_VERSION;MAINT_VERSION" "" ${VERSION_INFO})
+
+#eventually, replace version.sh and fill in the variables below
+set(MAJOR_VERSION ${VERSION_INFO_MAJOR_VERSION})
+set(API_COMPAT    ${VERSION_INFO_API_COMPAT})
+set(MINOR_VERSION ${VERSION_INFO_MINOR_VERSION})
+set(MAINT_VERSION ${VERSION_INFO_MAINT_VERSION})
+
+########################################################################
+# Extract the version string from git describe.
+########################################################################
+find_package(Git)
+
+if(GIT_FOUND AND EXISTS ${CMAKE_SOURCE_DIR}/.git)
+    message(STATUS "Extracting version information from git describe...")
+    execute_process(
+        COMMAND ${GIT_EXECUTABLE} describe --always --abbrev=8
+        OUTPUT_VARIABLE GIT_DESCRIBE OUTPUT_STRIP_TRAILING_WHITESPACE
+        WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+    )
+else()
+    set(GIT_DESCRIBE "v${MAJOR_VERSION}.${API_COMPAT}.x-xxx-xunknown")
+endif()
+
+########################################################################
+# Parse the git describe string (currently unused)
+########################################################################
+unset(GIT_TAG)
+unset(GIT_SEQNO)
+unset(GIT_COMMIT)
+
+if(GIT_DESCRIBE)
+    execute_process(
+        COMMAND ${PYTHON_EXECUTABLE} -c
+        "import re; print ';'.join(re.match('^v(.*)-(.*)-\\w(.*)$', '${GIT_DESCRIBE}').groups())"
+        OUTPUT_VARIABLE GIT_DESCRIBES OUTPUT_STRIP_TRAILING_WHITESPACE
+    )
+    list(GET GIT_DESCRIBES 0 GIT_TAG)
+    list(GET GIT_DESCRIBES 1 GIT_SEQNO)
+    list(GET GIT_DESCRIBES 2 GIT_COMMIT)
+endif(GIT_DESCRIBE)
+
+########################################################################
+# Use the logic below to set the version constants
+########################################################################
+if("${MINOR_VERSION}" STREQUAL "git")
+    # VERSION: 3.3git-xxx-gxxxxxxxx
+    # DOCVER:  3.3git
+    # LIBVER:  3.3git
+    set(VERSION "${GIT_DESCRIBE}")
+    set(DOCVER  "${MAJOR_VERSION}.${API_COMPAT}${MINOR_VERSION}")
+    set(LIBVER  "${MAJOR_VERSION}.${API_COMPAT}${MINOR_VERSION}")
+elseif("${MAINT_VERSION}" STREQUAL "git")
+    # VERSION: 3.3.1git-xxx-gxxxxxxxx
+    # DOCVER:  3.3.1git
+    # LIBVER:  3.3.1git
+    set(VERSION "${GIT_DESCRIBE}")
+    set(DOCVER  "${MAJOR_VERSION}.${API_COMPAT}.${MINOR_VERSION}${MAINT_VERSION}")
+    set(LIBVER  "${MAJOR_VERSION}.${API_COMPAT}.${MINOR_VERSION}${MAINT_VERSION}")
+else()
+    # This is a numbered release.
+    # VERSION: 3.3.1{.x}
+    # DOCVER:  3.3.1{.x}
+    # LIBVER:  3.3.1{.x}
+    if("${MAINT_VERSION}" STREQUAL "0")
+        set(VERSION "${MAJOR_VERSION}.${API_COMPAT}.${MINOR_VERSION}")
+    else()
+        set(VERSION "${MAJOR_VERSION}.${API_COMPAT}.${MINOR_VERSION}.${MAINT_VERSION}")
+    endif()
+    set(DOCVER "${VERSION}")
+    set(LIBVER "${VERSION}")
+endif()