On 2015-01-20 13:53, Jan Beulich wrote: > Over the years I found it desirable to be able to use all sorts of > relations, not just (in)equality. And apparently I'm not the only one, > as there's at least one example in the tree where the programmer > assumed this would work (see DEBUG_UART_8250_WORD in > arch/arm/Kconfig.debug). Another possible use would e.g. be to fold the > two SMP/NR_CPUS prompts into one: SMP could be promptless, simply > depending on NR_CPUS > 1. > > A (desirable) side effect of this change - resulting from numeric > values now necessarily being compared as numbers rather than as > strings - is that comparing hex values now works as expected: Other > than int ones (which aren't allowed to have leading zeroes), zeroes > following the 0x prefix made them compare unequal even if their values > were equal. > > Question: Should "<>" and/or "==" then perhaps also be permitted? > > Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx> > --- > v2: Drop stray debugging printf()s. > --- > scripts/kconfig/expr.c | 167 ++++++++++- > scripts/kconfig/expr.h | 4 > scripts/kconfig/symbol.c | 4 > scripts/kconfig/zconf.l | 4 > scripts/kconfig/zconf.lex.c_shipped | 291 +++++++++++-------- > scripts/kconfig/zconf.tab.c_shipped | 524 +++++++++++++++++++----------------- > scripts/kconfig/zconf.y | 9 Again, sorry for the extremely late reply. Please submit the update of the _shipped files as a another patch, referencing this one. Having ~800 generated edits among original changes makes the whole patch hard to read, both for me and for anyone browsing the git history in the future. Michal -- To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
