From 052c23cd2f1d1083a8c73be7d4d1b7c0e79e19f4 Mon Sep 17 00:00:00 2001
From: Oscar Fuentes <ofv@wanadoo.es>
Date: Tue, 3 Aug 2010 17:28:09 +0000
Subject: CMake: add version control info to PACKAGE_VERSION, if available.

Adds "svn" or "git", depending on the VCS used. If svn, adds the
revision number as well.

llvm-svn: 110121
---
 llvm/cmake/modules/VersionFromVCS.cmake | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 llvm/cmake/modules/VersionFromVCS.cmake

(limited to 'llvm/cmake/modules/VersionFromVCS.cmake')

diff --git a/llvm/cmake/modules/VersionFromVCS.cmake b/llvm/cmake/modules/VersionFromVCS.cmake
new file mode 100644
index 00000000000..618b232ec2d
--- /dev/null
+++ b/llvm/cmake/modules/VersionFromVCS.cmake
@@ -0,0 +1,20 @@
+# Adds version control information to the variable VERS. For
+# determining the Version Control System used (if any) it inspects the
+# existence of certain subdirectories under CMAKE_CURRENT_SOURCE_DIR.
+
+function(add_version_info_from_vcs VERS)
+  set(result ${${VERS}})
+  if( EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/.svn )
+    set(result "${result}svn")
+    find_package(Subversion)
+    if( Subversion_FOUND )
+      subversion_wc_info( ${CMAKE_CURRENT_SOURCE_DIR} Project )
+      if( Project_WC_REVISION )
+	set(result "${result}-r${Project_WC_REVISION}")
+      endif()
+    endif()
+  elseif( EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/.git )
+    set(result "${result}git")
+  endif()
+  set(${VERS} ${result} PARENT_SCOPE)
+endfunction(add_version_info_from_vcs)
-- 
cgit v1.2.3