Re: gnuplot_date[] in timestamp.h is empty building source from git in case of build directory being special

[Tatsuro M. <tma...@ya...>]

Commit  [ce2464] modify recipe for regenerating timestamp.h during build from git source
by Mojca solves the issue.

Thanks!

Tatsuro



----- Original Message -----
> From: Dima Kogan <gn...@di...>
> To: gnu...@li...
> Cc: 
> Date: 2018/2/14, Wed 04:32
> Subject: Re: gnuplot_date[] in timestamp.h is empty building source from git in case of build directory being special
> 
>T atsuro MATSUOKA <tma...@ya...> writes:
> 
>>  case
>> 
>>  cd (source tree)
>> 
>>  ./prepare
>>  cd ..
>>  mkdir .build
>>  cd ,build
>>  ../gnuplot-main/configure
>>  make
>> 
>>  give empty gnuplot_date[] in timestamp.h
> 
> OK, that makes sense. This patch will fix it:
> 
> diff --git a/src/Makefile.am b/src/Makefile.am
> index 9c57550f7..1ce9735a4 100644
> --- a/src/Makefile.am
> +++ b/src/Makefile.am
> @@ -110,7 +110,7 @@ timestamp.h: $(top_srcdir)/.git/${git_current} Makefile
>          @echo Making $@
>          @echo "#ifndef GNUPLOT_TIMEBASE_H_INCLUDED" >$@t
>          @echo "#define GNUPLOT_TIMEBASE_H_INCLUDED" >>$@t
> -    @echo "const char gnuplot_date[] = \"`git log -1 --format=%ci 
> | cut -b-11`\";" >>$@t
> +    @echo "const char gnuplot_date[] = \"`git --git-dir 
> '$(top_srcdir)/.git' log -1 --format=%ci | cut -b-11`\";" 
>>> $@t
>          @echo "#endif /* GNUPLOT_TIMEBASE_H_INCLUDED */" >> $@t
>          @if cmp -s $@ $@t; then rm -f $@t; else mv $@t $@; fi
> 
> If the 
> 
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