Re: [PATCH 3/3] sm-notify: Make use of AI_NUMERICSERV conditional

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On 12/06/2010 11:10 AM, Chuck Lever wrote:
> Gabor Papp reports nfs-utils-1.2.3 doesn't build on his system that
> uses glibc-2.2.5:
> 
> make[3]: Entering directory
> `/home/gzp/src/nfs-utils-1.2.3/utils/statd'
> gcc -DHAVE_CONFIG_H -I. -I../../support/include   -D_GNU_SOURCE -Wall
> 	-Wextra -Wstrict-prototypes  -pipe -g -O2 -MT sm-notify.o -MD
> 	-MP -MF .deps/sm-notify.Tpo -c -o sm-notify.o sm-notify.c
> 	sm-notify.c: In function 'smn_bind_address':
> sm-notify.c:247: error: 'AI_NUMERICSERV' undeclared (first use in this function)
> sm-notify.c:247: error: (Each undeclared identifier is reported only once
> sm-notify.c:247: error: for each function it appears in.)
> make[3]: *** [sm-notify.o] Error 1
> 
> According to the getaddrinfo(3) man page, AI_NUMERICSERV is available
> only since glibc 2.3.4.  getaddrinfo(3) seems to convert strings
> containing a number to the right port value without the use of
> AI_NUMERICSERV, so I think we can survive on older glibc's without it.
> It will allow admins to specify service names as well as port numbers
> on those versions.
> 
> There are uses of AI_NUMERICSERV in gssd and in nfs_svc_create().  The
> one in nfs_svc_create() is behind HAVE_LIBTIRPC, and the other is a
> issue only for those who want to deploy Kerberos -- likely in both
> cases, a more modern glibc will be present.  I'm going to leave those
> two.
> 
> Fix for:
> 
>   https://bugzilla.linux-nfs.org/show_bug.cgi?id=195
> 
> Reported-by: "Gabor Z. Papp" <gzp@xxxxxxx>
> Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
Committed... 

steved.
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