On Mon, 13 Feb 2012, Raman Gopalan wrote:

Also, do you suggest a work around?

Something like this?

output.h : source.file
        codegen -o output.h-tmp source.file
        diff output.h output.h-tmp >/dev/null || mv output.h-tmp output.h
        rm -f output.h-tmp

?
(untested)

- Daniel

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