Le jeudi 02 septembre 2021 à 19:21 +0200, Zdenek Kabelac a écrit :
> Dne 02. 09. 21 v 17:49 Jean-Michel Pollion napsal(a):
> > Le jeudi 02 septembre 2021 à 16:11 +0200, Zdenek Kabelac a écrit :
> > > Dne 02. 09. 21 v 9:34 Jean-Michel Pollion napsal(a):
> > > > Hello,
> > > >
> > > > I have the lvm2 tools segfaulting since 2.03.12 with a message
> > > > of
> > > > unsorted commands in cmds.h.
> > > > It turns out that in my locale and on my setup, the LANG=C
> > > > setting
> > > > before "sort -u" in tools/Makefile.in is not enough, I had to
> > > > patch
> > > > and
> > > > add LC_COLLATE=C too, or the rules will not count the
> > > > underscore
> > > > while
> > > > sorting, causing the segfault in the code (command.c IIRC).
> > > > This broke the boot on some of my servers, so I think it's a
> > > > rather
> > > > big
> > > > problem that perhaps can't be caught in reproducible builds.
> > > > Can this be corrected upstream or should I just modify my build
> > > > environment for LVM2?
> > > >
> > >
> > > Hi
> > >
> > > Interesting - can you send a patch to Makefile to include
> > > LC_COLLATE=C
> > > in case it does fixes your problem
> > I fixed it with a sed, the resulting patch is attached:
> > --- LVM2.2.03.13-orig/tools/Makefile.in 2021-08-11
> > 17:37:43.000000000
> > +0200
> > +++ LVM2.2.03.13/tools/Makefile.in 2021-09-02
> > 17:41:42.113702990
> > +0200
> > @@ -181,7 +181,7 @@
> > ( cat $(srcdir)/license.inc && \
> > echo "/* Do not edit. This file is generated by the
> > Makefile.
> > */" && \
> > echo "cmd(CMD_NONE, none)" && \
> > - $(GREP) '^ID:' $(srcdir)/command-lines.in | LANG=C
> > $(SORT) -u
> > > $(AWK) '{print "cmd(" $$2 "_CMD, " $$2 ")"}' && \
> > + $(GREP) '^ID:' $(srcdir)/command-lines.in | LANG=C
> > LC_COLLATE=C $(SORT) -u | $(AWK) '{print "cmd(" $$2 "_CMD, " $$2
> > ")"}'
> > && \
> > echo "cmd(CMD_COUNT, count)" \
> > ) > $@
>
>
> And does it also work if you set LC_ALL=C (instead of LANG=C
> LC_COLLATE=C) ?
Yes, it works also with LC_ALL=C alone (without either LANG_C or
LC_COLLATE=C), I replaced LANG=C by LC_ALL=C in the Makefile and it
worked perfectly, as expected, as LC_ALL is supposed to supersede LANG.
>
> Zdenek
>
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