[LTP] [RFC PATCH v9 6/7] network: Add tools for setup IP related environment variables

[Petr Vorel]

Hi Jan,

> Hi,

> this breaks the build for me on older RHELs.
> I can build it OK with HEAD at
>   782ed69385e1 "network/stress: Reduce the default number of cycles for various tests"
> but later commits fail.

> RHEL5.6:
> ---------

> make[2]: Entering directory `/root/ltp/testcases/lib'
> gcc -g -O2 -g -O2 -fno-strict-aliasing -pipe -Wall -W -Wold-style-definition -D_FORTIFY_SOURCE=2 -I../../include -I../../include -I../../in
> clude/old/   -L../../lib  tst_net_iface_prefix.c   -lltp -o tst_net_iface_prefix
> In file included from /usr/include/net/if.h:26,
>                  from tst_net_iface_prefix.c:19:
> /usr/include/sys/types.h:46: error: conflicting types for ‘loff_t’
> /usr/include/linux/types.h:30: error: previous declaration of ‘loff_t’ was here
> /usr/include/sys/types.h:62: error: conflicting types for ‘dev_t’
> /usr/include/linux/types.h:13: error: previous declaration of ‘dev_t’ was here
> In file included from /usr/include/sys/types.h:133,
>                  from /usr/include/net/if.h:26,
>                  from tst_net_iface_prefix.c:19:
> /usr/include/time.h:105: error: conflicting types for ‘timer_t’
> /usr/include/linux/types.h:22: error: previous declaration of ‘timer_t’ was here
> In file included from /usr/include/net/if.h:26,
>                  from tst_net_iface_prefix.c:19:
> /usr/include/sys/types.h:198: error: conflicting types for ‘int64_t’
> /usr/include/linux/types.h:98: error: previous declaration of ‘int64_t’ was here
> /usr/include/sys/types.h:204: error: conflicting types for ‘u_int64_t’
> /usr/include/linux/types.h:97: error: previous declaration of ‘u_int64_t’ was here
> In file included from /usr/include/sys/types.h:220,
>                  from /usr/include/net/if.h:26,
>                  from tst_net_iface_prefix.c:19:
> /usr/include/sys/select.h:78: error: conflicting types for ‘fd_set’
> /usr/include/linux/types.h:12: error: previous declaration of ‘fd_set’ was here
> In file included from /usr/include/net/if.h:26,
>                  from tst_net_iface_prefix.c:19:
> /usr/include/sys/types.h:235: error: conflicting types for ‘blkcnt_t’
> /usr/include/linux/types.h:114: error: previous declaration of ‘blkcnt_t’ was here
> In file included from /usr/include/sys/uio.h:29,
>                  from /usr/include/sys/socket.h:27,
>                  from /usr/include/net/if.h:27,
>                  from tst_net_iface_prefix.c:19:
> /usr/include/bits/uio.h:45: error: redefinition of ‘struct iovec’
> In file included from /usr/include/sys/socket.h:35,
>                  from /usr/include/net/if.h:27,
>                  from tst_net_iface_prefix.c:19:
> /usr/include/bits/socket.h:146: error: redefinition of ‘struct sockaddr’
> /usr/include/bits/socket.h:163: error: redefinition of ‘struct __kernel_sockaddr_storage’
> /usr/include/bits/socket.h:173: error: expected identifier before numeric constant
> /usr/include/bits/socket.h:216: error: redefinition of ‘struct msghdr’
> /usr/include/bits/socket.h:234: error: redefinition of ‘struct cmsghdr’
> /usr/include/bits/socket.h:264: error: conflicting types for ‘__cmsg_nxthdr’
> /usr/include/linux/socket.h:129: error: previous definition of ‘__cmsg_nxthdr’ was here
> /usr/include/bits/socket.h:292: error: expected identifier before numeric constant
> /usr/include/bits/socket.h:303: error: redefinition of ‘struct ucred’
> /usr/include/bits/socket.h:315: error: redefinition of ‘struct linger’
> In file included from /usr/include/netinet/in.h:23,
>                  from ../../include/tst_safe_net.h:23,
>                  from ../../include/tst_test.h:82,
>                  from tst_net_iface_prefix.c:24:
> /usr/include/stdint.h:56: error: conflicting types for ‘uint64_t’
> /usr/include/linux/types.h:96: error: previous declaration of ‘uint64_t’ was here
> tst_net_iface_prefix.c: In function ‘read_iface_prefix’:
> tst_net_iface_prefix.c:80: warning: comparison between signed and unsigned
> make[2]: *** [tst_net_iface_prefix] Error 1
> make[2]: Leaving directory `/root/ltp/testcases/lib'
> make[1]: *** [all] Error 2
> make[1]: Leaving directory `/root/ltp/testcases'
> make: *** [testcases-all] Error 2

> RHEL6.0:
> ---------

> make[2]: Entering directory `/root/ltp/testcases/lib'
> gcc -g -O2 -g -O2 -fno-strict-aliasing -pipe -Wall -W -Wold-style-definition -D_FORTIFY_SOURCE=2 -I../../include -I../../include -I../../include/old/   -L../../lib  tst_net_iface_prefix.c   -lltp -o tst_net_iface_prefix
> In file included from /usr/include/linux/rtnetlink.h:5,
>                  from tst_net_iface_prefix.c:18:
> /usr/include/linux/netlink.h:34: error: expected specifier-qualifier-list before ‘sa_family_t’
> tst_net_iface_prefix.c: In function ‘read_iface_prefix’:
> tst_net_iface_prefix.c:80: warning: comparison between signed and unsigned integer expressions
> make[2]: *** [tst_net_iface_prefix] Error 1
> make[2]: Leaving directory `/root/ltp/testcases/lib'
> make[1]: *** [all] Error 2
> make[1]: Leaving directory `/root/ltp/testcases'
> make: *** [testcases-all] Error 2

I'll have a look at it. RHEL6.0 uses gcc 4.4.x, RHEL5.6 uses gcc 4.1).  Sorry for
problems, I didn't expect so old gcc to be supported. It would be nice to explicitly
define somewhere which compilers we still support / care about.


Kind regards,
Petr