Adding gnulib@ Original thread here: https://sourceware.org/ml/gdb/2015-08/msg00037.html
Thanks, Pedro Alves On 08/25/2015 02:12 PM, paul_kon...@dell.com wrote: > >> On Aug 25, 2015, at 5:56 AM, Pedro Alves <pal...@redhat.com> wrote: >> >> On 08/24/2015 10:20 PM, paul_kon...@dell.com wrote: >>> I'm running into strange problems cross-building with V7.7.1; it looks like >>> the same configure machinery is present in later versions as well. >>> >>> The problem is that the configure script in gdb/gnulib tries to run a >>> number of tests, by building and then executing "conftest". It does so >>> unconditionally, there are no checks for whether this is a cross-build, >>> specifically build = x86_64-linux, host = target = netbsd. >> >> I have no idea why configure is trying to run the test in your case, but I >> just yesterday >> updated master's gnulib copy to current upstream gnulib master. Previously >> we had >> a 2012 copy. I don't see any AC_TRY_RUN in current master, for instance, >> though I didn't check older versions. In any case, try seeing if current >> master makes >> a difference. > > I tracked down the spot in the configure sources where the problem > originates. There is no AC_TRY_RUN involved. Instead, the issue is this bit > of code in gnulib/import/m4/locale-ja.m4: > > # Test for the AIX locale name. > if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; > then > gt_cv_locale_ja=ja_JP > > The comment refers to AIX, but it is in fact executed in the "*" case of a > case statement, i.e., for everything other than Windows. The same code > pattern also appears in the two other locale-*.m4 files. > > So it looks like that code needs some sort of guard checking for cross-build, > and some sort of default action if so. I'm not particularly fluent in > configure unfortunately. > > A quick look at the latest master shows that these files are unchanged by > yesterday's update (other than copyright year). > > paul >