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    SubjectRe: Adding checkpointing API to Linux kernel
    On Mon, Jan 18, 1999 at 04:57:41PM -0600, Andy Glew wrote:
    > > (2) Binary editing allows you to intercept (a) statically linked binaries
    > > (as long as you have symbol table information)
    >
    > BTW, binary editing allows you to intercept system calls for statically
    > linked programs even if you don't have the symbol tables: use code analysis
    > to actually find the instructions used to enter the kernel (trap, etc.), and
    > intercept those, since the kernel API is pretty well known.

    And if you are not careful (and/or too successful), you then get sued by
    Rational/Purify for patent infringement (before it got gobbled up, Pure was
    active in trying to enforce this patent, dunno if things are now changed with
    Rational at the helm).

    --
    Michael Meissner, Cygnus Solutions (Massachusetts office)
    4th floor, 955 Massachusetts Avenue, Cambridge, MA 02139, USA
    meissner@cygnus.com, 617-354-5416 (office), 617-354-7161 (fax)

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