Make buildinfo not fail with git-svn as suggested by Nicholas Bishop.

Improve formating and comments a bit.
This commit is contained in:
Guillermo S. Romero
2011-02-25 04:02:58 +00:00
parent 18c7354bd2
commit aa9c91f01a

View File

@@ -1,17 +1,21 @@
# this is called by cmake as an extermal process from
# This is called by cmake as an extermal process from
# ./source/creator/CMakeLists.txt to write ./source/creator/buildinfo.h
# the FindSubversion.cmake module is part of the standard distribution
# The FindSubversion.cmake module is part of the standard distribution
include(FindSubversion)
# extract working copy information for SOURCE_DIR into MY_XXX variables
if(Subversion_FOUND)
Subversion_WC_INFO(${SOURCE_DIR} MY)
else()
set(MY_WC_REVISION "unknown")
# Extract working copy information for SOURCE_DIR into MY_XXX variables
# with a default in case anything fails, for examble when using git-svn
set(MY_WC_REVISION "unknown")
# Guess if this is a SVN working copy and then look up the revision
if(EXISTS ${CMAKE_SOURCE_DIR}/.svn/)
if(Subversion_FOUND)
bversion_WC_INFO(${SOURCE_DIR} MY)
endif()
endif()
# BUILD_PLATFORM and BUILD_PLATFORM are taken from CMake
# But BUILD_DATE is plataform dependant
# but BUILD_DATE and BUILD_TIME are plataform dependant
if(UNIX)
execute_process(COMMAND date "+%Y-%m-%d" OUTPUT_VARIABLE BUILD_DATE OUTPUT_STRIP_TRAILING_WHITESPACE)
execute_process(COMMAND date "+%H:%M:%S" OUTPUT_VARIABLE BUILD_TIME OUTPUT_STRIP_TRAILING_WHITESPACE)
@@ -21,14 +25,14 @@ if(WIN32)
execute_process(COMMAND cmd /c time /t OUTPUT_VARIABLE BUILD_TIME OUTPUT_STRIP_TRAILING_WHITESPACE)
endif()
# write a file with the SVNVERSION define
# Write a file with the SVNVERSION define
file(WRITE buildinfo.h.txt
"#define BUILD_REV ${MY_WC_REVISION}\n"
"#define BUILD_DATE ${BUILD_DATE}\n"
"#define BUILD_TIME ${BUILD_TIME}\n"
)
# copy the file to the final header only if the version changes
# reduces needless rebuilds
# Copy the file to the final header only if the version changes
# and avoid needless rebuilds
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different
buildinfo.h.txt buildinfo.h)