Re: configure: error: no usable dependency style found

[Valery Ushakov <uwe%stderr.spb.ru@localhost>]

On Thu, Sep 29, 2016 at 12:52:20 +0300, Valery Ushakov wrote:

> Building hpcsh on Ubuntu 14.04 I get:
> 
>   checking dependency style of g++... none
>   configure: error: no usable dependency style found
>   *** [auto-build.h] Error code 1
> 
>   nbmake[8]: stopped in .../src/external/gpl3/gcc/usr.bin/backend
>   1 error
> 
> 
> And in obj/hpcsh/external/gpl3/gcc/usr.bin/backend/.ab/config.log
> 
>   configure:9013: checking dependency style of g++
>   configure:9044: trying gcc3
>   | depmode=gcc3 source=sub/conftest.c object=sub/conftest.o depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo /bin/sh ./depcomp g++ -c -o sub/conftest.o sub/conftest.c
>   configure:9087: failure, diagnostics are:
>   |  sub/conftst6.h
>   | sub/conftst6.h:
>   | sub/conftest.o: sub/conftest.c /usr/include/stdc-predef.h sub/conftst1.h \
>   | nbmake[1]: no system rules (sys.mk).
>   | 
>   | nbmake[1]: stopped in .../obj/hpcsh/external/gpl3/gcc/usr.bin/backend/.ab/conftest.dir
> 
> The program it tries to run is:
> 
>   .../tools/bin/nbmake -s -f confmf
> 
> but configure cleans up MAKEFLAGS set by the nbmake-hpcsh wrapper that
> normally provides the -m ../src/share/mk location to nbmake.
> 
> Earlier in the log I can see an assortment of
> 
>   checking dependency style of cc... none
>   checking dependency style of c++... none
>   checking dependency style of c++... gcc3
>   checking dependency style of cc... none
>   checking dependency style of g++... gcc3
>   checking dependency style of g++... none
> 
> Any ideas?

Looking at host-libcpp that has correctly detected "gcc3" style for
g++ I can se that the difference is that host-libcpp runs with MAKE
set to nbgmake (MAKE=${TOOL_GMAKE:Q})

-uwe