-----Original Message----- > In order to support cross-compilation of crash-utilty, > the configure tool compiled from configure.c must be built > for the host architecture where the cross-compilation will run > instead of the target architecture where the crash-utility shall run. > Therefore, we need to support two C compilers in Maklefile, > one for the host and one for the target. The old CC makefile variable > shall represent the compiler for the target architecture and > the new CONF_CC makefile variable shall represent the host compiler. > Both variables differ only when a cross-compilation is performed. > Furthermore, there must be a way to override the target architecture > which is deduced from the preprocessor macros defined by the compiler > used for the compilation of configure.c, because otherwise the configure > tool will deduce host's architecture instead of the desired target. > With the new preprocessor define CONF_HOST_ARCH, it is possible to > set the desired target architecture for the compiled crash-utility. > When cross-compiling, pass the value of CONF_HOST_ARCH via > the CONF_CFLAGS makefile variable, e.g. like this: > > make CONF_CC=gcc CC=s390x-linux-gnu-gcc CONF_FLAGS="-DCONF_HOST_ARCH=S390X" > > Signed-off-by: Alexander Egorenkov <egorenar-dev@xxxxxxxxxx> > --- > > > v1 -> v2: > * Improved commit message > * Added a note how to cross-compile crash-utilty to README > * Moved CONF_CC makefile variable to correct place location Thank you for updating, the v2 patch looks good to me. Acked-by: Kazuhito Hagio <k-hagio-ab@xxxxxxx> Kazu -- Crash-utility mailing list Crash-utility@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/crash-utility
