On Tue, Jul 17, 2018 at 10:15:47PM +0200, Florian Weimer wrote: > * Eryu Guan: > > > This problem here doesn't seem the same as the bug above, Fedora 28 has > > glibc-2.27, which contains the fix for above bug, and the bug is about > > trailing "/". But the problem here is we're asking for all lower case > > filenames but wildcard returns upper case names too. e.g. > > > > [root@fedoravm tmp]# pwd > > /root/tmp > > [root@fedoravm tmp]# ls -l > > total 4 > > -rw-r--r--. 1 root root 0 Jul 17 10:51 aaa > > -rw-r--r--. 1 root root 0 Jul 17 10:51 AAA > > -rw-r--r--. 1 root root 273 Jul 17 10:50 Makefile > > drwxr-xr-x. 1 root root 0 Jul 15 14:59 testdir > > [root@fedoravm tmp]# cat Makefile > > STRING1 = $(wildcard $(CURDIR)/[a-z]*/) > > STRING2 = $(wildcard ./[a-z]*/) > > STRING3 = $(wildcard $(CURDIR)/[a-z]*/.) > > STRING4 = $(wildcard $(CURDIR)/[a-z]*) > > default: > > @echo STRING1="$(STRING1)" > > @echo STRING2="$(STRING2)" > > @echo STRING3="$(STRING3)" > > @echo STRING4="$(STRING4)" > > [root@fedoravm tmp]# make > > STRING1=/root/tmp/aaa /root/tmp/AAA /root/tmp/testdir/ /root/tmp/Makefile > > STRING2=./aaa ./AAA ./testdir/ ./Makefile > > STRING3=/root/tmp/testdir/. > > STRING4=/root/tmp/aaa /root/tmp/AAA /root/tmp/testdir /root/tmp/Makefile > > [root@fedoravm tmp]# > > > > STRING4 is asking for all lower file names, but both "AAA" and > > "Makefile" are returned. > > This is related to this glibc bug: > > https://sourceware.org/bugzilla/show_bug.cgi?id=23393 > > The bug mentions the regular expression [0-9], but it also affects > patterns like [a-z]. I have not yet looked at fnmatch and glob in > detail, but based on the report here (and a quick test with “echo > [a-z]*”), they are affected by the same issue. > > This is ultimately caused by a locale data update which was backported > into Fedora 28 (glibc 2.27) and its derivatives. Upstream glibc only > has this change for version 2.28 (not yet released). It's currently > not considered a release blocker, if it's even considered a bug at > all. > > I dimly recall earlier discussions regarding this matter quite some > time ago, perhaps in the POSIX context. GNU grep appears to have a > workaround for [0-9], but not [a-z]. Cc:ing Jim Meyering in case he > has any insights.
JFYI: I reported this bug to glibc bugzilla too, and I got some responses as below: https://sourceware.org/bugzilla/show_bug.cgi?id=23420#c1 Hmm... is Fedora glibc much different with upstream ... Need more investigate. Thanks, Zorro > -- > To unsubscribe from this list: send the line "unsubscribe fstests" in > the body of a message to majord...@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html _______________________________________________ Bug-make mailing list Bugemail@example.com https://lists.gnu.org/mailman/listinfo/bug-make