bug#35650: [PATCH] Improving HP-UX support

[Osipov, Michael]

Am 2019-05-14 um 18:26 schrieb Paul Eggert:
> On 5/14/19 6:52 AM, Osipov, Michael wrote:
> > aCC does not exit with non-zero, it just prints a warning.
>
> OK, I installed the attached patch to try to fix this problem with
> 'configure'. Please give it a try. We may need some more patches to fix
> the problems you evidently observed with #include_next, getacl, aclsort,
> and sys/bitypes.h.

So:
> checking whether C compiler handles -Werror... no
> checking whether C compiler handles -errwarn... no
> checking whether this system supports stdbuf... yes

in detail:
> configure:68484: checking whether C compiler handles -Werror
> configure:68503: /opt/aCC/bin/aCC -AC99 -o conftest -g  -Werror 
> -I/opt/ports/coreutils/include -D_INCLUDE_STDC__SOURCE_199901 
> -L/opt/ports/coreutils/lib/hpux32 conftest.c  >&5
> aCC: error 1914: bad form for `-W' option
> configure:68503: $? = 1 > configure:68513: result: no> configure:68522: checking whether C 
compiler handles -errwarn
> configure:68541: /opt/aCC/bin/aCC -AC99 -o conftest -g  -errwarn 
> -I/opt/ports/coreutils/include -D_INCLUDE_STDC__SOURCE_199901 
> -L/opt/ports/coreutils/lib/hpux32 conftest.c  >&5
> ld: Entry symbol "rrwarn" not found
> Fatal error.
> configure:68541: $? = 1
> configure:68551: result: no
> configure:68559: checking whether this system supports stdbuf
> configure:68586: /opt/aCC/bin/aCC -AC99 -o conftest +z -g 
> -I/opt/ports/coreutils/include -D_INCLUDE_STDC__SOURCE_199901 -b 
> -L/opt/ports/coreutils/lib/hpux32 conftest.c  >&5
> configure:68586: $? = 0
> configure:68591: result: yes

I do not really understand the purpose of the patch as it does not 
really test for PIC/shared. This [1] is a viable approach I have taken 
to make it work for linker style on HP-UX. I guess one could steal that 
and reuse for -fPIC/+z.

[1] https://github.com/git/git/pull/608/files

WDYT?

Michael