Roman Bogorodskiy wrote: > Ján Tomko wrote: > > > On Fri, May 26, 2017 at 09:49:15PM +0400, Roman Bogorodskiy wrote: > > >When building with clang 4.0.0, virsh build fails like this: > > > > > >gmake[3]: Entering directory '/usr/home/novel/code/libvirt/tools' > > > CC virsh-virsh.o > > >In file included from virsh.c:45: > > >In file included from /usr/local/include/readline/readline.h:31: > > >/usr/local/include/readline/rltypedefs.h:35:22: error: this function declaration is not a prototype [-Werror,-Wstrict-prototypes] > > >typedef int Function () __attribute__ ((deprecated)); > > > ^ > > > void > > >/usr/local/include/readline/rltypedefs.h:36:24: error: this function declaration is not a prototype [-Werror,-Wstrict-prototypes] > > >typedef void VFunction () __attribute__ ((deprecated)); > > > ^ > > > void > > >/usr/local/include/readline/rltypedefs.h:37:26: error: this function declaration is not a prototype [-Werror,-Wstrict-prototypes] > > >typedef char *CPFunction () __attribute__ ((deprecated)); > > > ^ > > > void > > >/usr/local/include/readline/rltypedefs.h:38:28: error: this function declaration is not a prototype [-Werror,-Wstrict-prototypes] > > >typedef char **CPPFunction () __attribute__ ((deprecated)); > > > ^ > > > void > > >In file included from virsh.c:45: > > >/usr/local/include/readline/readline.h:385:23: error: this function declaration is not a prototype [-Werror,-Wstrict-prototypes] > > >extern int rl_message (); > > > ^ > > > void > > >5 errors generated. > > >gmake[3]: *** [Makefile:2823: virsh-virsh.o] Error 1 > > > > > >Fix that by adding VIR_WARNINGS_NO_STRICT_PROTOTYPES macro that uses > > >"GCC diagnostic push" to ignore -Wstrict-prototypes and wrapping > > >readline includes with it and VIR_WARNINGS_RESET. > > > > > >Bug report on the readline mailing list: > > > > > > http://lists.gnu.org/archive/html/bug-readline/2017-05/msg00004.html > > >--- > > > src/internal.h | 4 ++++ > > > tools/virsh.c | 2 ++ > > > tools/virt-admin.c | 2 ++ > > > 3 files changed, 8 insertions(+) > > > > > > > ACK > > > > Jan > > Thanks! I decided not to push it before release, it's not critical > anyway. > > In the meantime, upstream says that this is not going to be changed and > suggests trying -D_FUNCTION_DEF to avoid this. I'll try the CFLAGS-based > solution and if this works, I'll submit v2 (as this appears to be more > clear and compact fix), otherwise will push this one. Here goes v2 with a fix I like better: https://www.redhat.com/archives/libvir-list/2017-June/msg00105.html Roman Bogorodskiy
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