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

[Dima K. <gn...@di...>]

Tatsuro 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