[libvirt] [PATCH] virsh: ignore readline -Wstrict-prototypes warning

[Roman Bogorodskiy]

  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(+)

ping?

Roman Bogorodskiy
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