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- Improved svnversion writes.

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This commit is contained in:
ccremers 2007-01-08 06:17:10 +00:00
parent e508befbf5
commit e595169501
1 changed files with 39 additions and 14 deletions
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49
src/SVNVersion.cmake
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@ -14,20 +14,45 @@ set_source_files_properties(version.h
GENERATED true) GENERATED true)
find_program (SVNVERSION_EXECUTABLE NAMES svnversion) find_program (SVNVERSION_EXECUTABLE NAMES svnversion)
mark_as_advanced (SVNVERSION_EXECUTABLE) mark_as_advanced (SVNVERSION_EXECUTABLE)
mark_as_advanced (SVNVERSION_DYNAMIC)
set (SVNVERSION_DYNAMIC false)
if (SVNVERSION_EXECUTABLE) if (SVNVERSION_EXECUTABLE)
# svnversion found; we should always build this # svnversion found
mark_as_advanced (SVN_Version) if (UNIX)
message (STATUS "Generating version.h using svnversion command") # Unix system
# test whether svnversion gives useful info
exec_program (${SVNVERSION_EXECUTABLE} exec_program (${SVNVERSION_EXECUTABLE}
OUTPUT_VARIABLE SVN_Version OUTPUT_VALUE SVN_Result
) )
message (STATUS "svnversion gave ${SVN_Version}") mark_as_advanced (SVN_Result)
file (WRITE version.h if (SVN_Result STREQUAL "exported")
"#define SVNVERSION \"${SVN_Version}\"\n" # svnversion gives useful stuff
) set (SVNVERSION_DYNAMIC true)
else (SVNVERSION_EXECUTABLE) endif (SVN_Result STREQUAL "exported")
# No svnversion. what do we write then? just empty...? mark_as_advanced (SVNDIR)
message (STATUS "Generating empty version.h") endif (UNIX)
file (WRITE version.h "")
endif (SVNVERSION_EXECUTABLE) endif (SVNVERSION_EXECUTABLE)
if (SVNVERSION_DYNAMIC)
# add a command to generate version.h
message (STATUS "Generating version.h dynamically using svnversion command")
add_custom_command (
OUTPUT version.h
# The version number depends on all the files; if they
# don't change, neither should the version number
# (although this might be incorrect when updating the
# current directory)
DEPENDS ${Scyther_sources}
DEPENDS .svn
COMMAND echo
ARGS "\\#define SVNVERSION \\\"`${SVNVERSION_EXECUTABLE}`\\\"" >version.h
COMMENT "Generating subversion version information in version.h using svnversion command"
)
else (SVNVERSION_DYNAMIC)
# Don't dynamically generate, simply empty every time
file (WRITE version.h "#define SVNVERSION \"Unknown\"\n")
endif (SVNVERSION_DYNAMIC)
# add the version number to the sources
set (Scyther_sources ${Scyther_sources} version.h)