Stefano Lattarini wrote: > Hi Jim, sorry for the delay. No problem, of course.
> On Thursday 20 October 2011, Jim Meyering wrote: ... >> Here you go, this is with the very latest autoconf early in my path, >> but that seems not to matter. These are all due to lack of yylex. > > Of yywrap, actually :-) > > Could you try the attached patch to see if it fixes the spurious > failures? Sure. With that, "make check" on master now passes on Fedora 16. > From 16cb4465bf836b25d61be4ae7cf21dab6f928186 Mon Sep 17 00:00:00 2001 > Message-Id: > <16cb4465bf836b25d61be4ae7cf21dab6f928186.1319493070.git.stefano.lattar...@gmail.com> > From: Stefano Lattarini <stefano.lattar...@gmail.com> > Date: Mon, 24 Oct 2011 23:18:34 +0200 > Subject: [PATCH] tests: fix spurious failures due to missing 'yywrap()' > function > > The AC_PROG_LEX Autoconf macro does not diagnose a failure to find > the "lex library" expected to provide a `yywrap' function (function > which is required to link most lex-generated programs). On the > contrary, when all the link attempts (i.e., with `-ll' and `-lfl') > fail, configure declares that no lex library is needed, and simply > proceeds with the configuration process -- only for the build to > possibly fail later, at make time. > > This behaviour is intended; the Autoconf manual reads: > ``You are encouraged to use Flex in your sources, since it is > both more pleasant to use than plain Lex and the C source it > produces is portable. In order to ensure portability, however, > you must either provide a function `yywrap' or, if you don't use > it (e.g., your scanner has no `#include'-like feature), simply > include a `%noyywrap' statement in the scanner's source.'' > > This AC_PROG_LEX behaviour is causing some spurious failures of the > Automake testsuite in environments which lack a proper library > providing `yywrap' (this happens for example on 64 bits Red Hat > Linux). It is independent of architecture and Fedora/RHEL, so you might want to say this instead: providing `yywrap' (this happens for example on Fedora-based systems). BTW, your mail client is sending dual plain/html messages.
