libmpihijack: Function interposition library for MPI primitives About ================================================================================================ This library uses function interposition to hijack all the MPI primites. The code only prints a message and looks for the next symbol (possibly the MPI library function). The code it is intended to use as a skeleton to start a project that needs traps the MPI primitives. comments, patches, bugfixes: Javier Martinez Canillas <martinez.javier@gmail.com> Compile ================================================================================================ To compile just execute make. The binary mpicc must be in your PATH. $ make Usage ================================================================================================ To use the library you have to include libmpihijack.so in your LD_PRELOAD enviroment variable. You have to include the absolute path to the library. For example: $ export LD_PRELOAD="/path/to/your/library/libmpihijack.so"