On 05/02/2013 09:32 PM, Roman Bogorodskiy wrote: >>> >>> Can you actually compile it successfully without '--disable-werror'? >> >> Looks like I skipped a few files: >> >> $ ./config.status --version | head -n3 >> libvirt config.status 1.0.5 >> configured by ./configure, generated by GNU Autoconf 2.68, >> with options "'-C' 'CFLAGS=-g' '--without-network'" >> >> Maybe I should try again and see how omitting --without-network fares. >> >>> >>> It fails for me because of gcrypt.h: >>> >>> http://people.freebsd.org/~novel/misc/libvirt_gcrypt_warns.txt >> >> >> CC libvirt_driver_la-libvirt.lo >> cc1: warnings being treated as errors >> In file included from libvirt.c:58: >> /usr/local/include/gcrypt.h:1336: warning: 'gcry_ac_io_mode_t' is >> deprecated [-Wdeprecated-declarations] Okay, I updated my Ports repository on my FreeBSD vm, and I'm seeing this same sort of failure failure with gcc 4.2.1 and gcrypt 1.5.2 (wow - Fedora rawhide still only ships with gcrypt 1.5.1). > > I'm using gcrypt 1.5.0. > > Relevant part of gcrypt.h: > > 1333 typedef struct gcry_ac_io > 1334 { > 1335 /* This is an INTERNAL structure, do NOT use manually. */ > 1336 gcry_ac_io_mode_t mode _GCRY_ATTR_INTERNAL; > 1337 gcry_ac_io_type_t type _GCRY_ATTR_INTERNAL; > 1338 union The sad part is that we aren't even using the deprecated symbols - their mere inclusion in the installed header is provoking the problems. It looks like newer gcc is a bit more tolerant (that is, this is a shortcoming of FreeBSD's use of an older compiler). > .... > > gcc version 4.2.1 20070831 patched [FreeBSD] > I'm trying to come up with the best workaround (perhaps disabling -Wdeprecated-declarations if gcrypt.h exists but provokes compiler warnings). -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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