Re: problem installing gnuplot

[Ozan K. <oza...@gm...>]

Thanks!

Ozan

=======================
 Ozan Kahramanoğulları, PhD
              ozan-k.com
=======================


On Sun, 12 Jan 2025 at 00:13, Ethan A Merritt <me...@uw...> wrote:

> On Saturday, 11 January 2025 06:53:04 PST Ozan Kahramanogullari wrote:
> > Thanks, Ethan,
> >
> > Unfortunately, it still doesn't work with a different error message. (See
> > below.)
> >
> > It is not finding the qtcore. I have no idea what it is. I googled to
> find <
> >
> https://urldefense.com/v3/__https://sourceforge.net/p/gnuplot/bugs/2591/__;!!K-Hz7m0Vt54!l9Pa6uxZHOlPbIvk4yIAEbfgXEe10dBaa3Ylb08WNEe7b1gIgrZ2aS6EVJ4d5LniMqdedb0Wgq7B1Bw$
> > but the pointers there do not
> > provide a simple solution. Before messing up my system by installing some
> > libraries, I thought it was a good idea to let you know as it seems like
> > something you are familiar with.
>
> You may find it helpful to read the INSTALL file section about building
> for MacOS in the homebrew environment.  The description may be useful
> even if you are not using homebrew.  It does mention that for some
> unknown reason QtCore is not found automatically, and gives examples
> of how to fix it.
>
>         Ethan
>
>
> >
> > Best,
> > Ozan
> >
> > make
> >
> > /Library/Developer/CommandLineTools/usr/bin/make  all-recursive
> >
> > Making all in config
> >
> > make[2]: Nothing to be done for `all'.
> >
> > Making all in m4
> >
> > make[2]: Nothing to be done for `all'.
> >
> > Making all in term
> >
> > make[2]: Nothing to be done for `all'.
> >
> > Making all in src
> >
> > Making timestamp.h
> >
> > /Library/Developer/CommandLineTools/usr/bin/make  all-recursive
> >
> > Making all in wxterminal
> >
> > make[4]: Nothing to be done for `all'.
> >
> > Making all in qtterminal
> >
> > make[4]: Nothing to be done for `all'.
> >
> > depbase=`echo term.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\
> >
> > gcc -DHAVE_CONFIG_H -I. -I..  -I../term -I../term
> > -DBINDIR=\"/usr/local/bin\"
> > -DX11_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DQT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DGNUPLOT_SHARE_DIR=\"/usr/local/share/gnuplot/6.1\"
> > -DGNUPLOT_PS_DIR=\"/usr/local/share/gnuplot/6.1/PostScript\"
> > -DGNUPLOT_JS_DIR=\"/usr/local/share/gnuplot/6.1/js\"
> > -DGNUPLOT_LUA_DIR=\"/usr/local/share/gnuplot/6.1/lua\" -DCONTACT=\"
> > gnu...@li...\"
> > -DHELPFILE=\"/usr/local/share/gnuplot/6.1/gnuplot.gih\"
> > -DGNUPLOT_X11=\"`echo gnuplot_x11 | sed 's,x,x,'`\"
> > -DGNUPLOT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> -DGNUPLOT_QT=\"`echo
> > gnuplot_qt | sed 's,x,x,'`\"
> > -DQTGNUPLOT_DATA_DIR=\"/usr/local/share/gnuplot/6.1/qt\"
> -I/usr/X11/include
> > -g -O2 -MT term.o -MD -MP -MF $depbase.Tpo -c -o term.o term.c &&\
> >
> > mv -f $depbase.Tpo $depbase.Po
> >
> > In file included from term.c:1214:
> >
> > In file included from ./term.h:187:
> >
> > *../term/x11.trm:1084:6: **warning: **'fork' is deprecated: Use
> posix_spawn
> > or fork [-Wdeprecated-declarations]*
> >
> >  1084 |         if (fork() == 0) {
> >
> >       | *            ^*
> >
> >
> */Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/unistd.h:604:1:
> > note: *'fork' has been explicitly marked deprecated here
> >
> >   604 | __deprecated_msg("Use posix_spawn or fork")
> >
> >       | *^*
> >
> >
> */Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/sys/cdefs.h:218:48:
> > note: *expanded from macro '__deprecated_msg'
> >
> >   218 |         #define __deprecated_msg(_msg)
> > __attribute__((__deprecated__(_msg)))
> >
> >       | *                                                      ^*
> >
> > 1 warning generated.
> >
> > depbase=`echo time.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\
> >
> > gcc -DHAVE_CONFIG_H -I. -I..  -I../term -I../term
> > -DBINDIR=\"/usr/local/bin\"
> > -DX11_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DQT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DGNUPLOT_SHARE_DIR=\"/usr/local/share/gnuplot/6.1\"
> > -DGNUPLOT_PS_DIR=\"/usr/local/share/gnuplot/6.1/PostScript\"
> > -DGNUPLOT_JS_DIR=\"/usr/local/share/gnuplot/6.1/js\"
> > -DGNUPLOT_LUA_DIR=\"/usr/local/share/gnuplot/6.1/lua\" -DCONTACT=\"
> > gnu...@li...\"
> > -DHELPFILE=\"/usr/local/share/gnuplot/6.1/gnuplot.gih\"
> > -DGNUPLOT_X11=\"`echo gnuplot_x11 | sed 's,x,x,'`\"
> > -DGNUPLOT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> -DGNUPLOT_QT=\"`echo
> > gnuplot_qt | sed 's,x,x,'`\"
> > -DQTGNUPLOT_DATA_DIR=\"/usr/local/share/gnuplot/6.1/qt\"
> -I/usr/X11/include
> > -g -O2 -MT time.o -MD -MP -MF $depbase.Tpo -c -o time.o time.c &&\
> >
> > mv -f $depbase.Tpo $depbase.Po
> >
> > depbase=`echo unset.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\
> >
> > gcc -DHAVE_CONFIG_H -I. -I..  -I../term -I../term
> > -DBINDIR=\"/usr/local/bin\"
> > -DX11_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DQT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DGNUPLOT_SHARE_DIR=\"/usr/local/share/gnuplot/6.1\"
> > -DGNUPLOT_PS_DIR=\"/usr/local/share/gnuplot/6.1/PostScript\"
> > -DGNUPLOT_JS_DIR=\"/usr/local/share/gnuplot/6.1/js\"
> > -DGNUPLOT_LUA_DIR=\"/usr/local/share/gnuplot/6.1/lua\" -DCONTACT=\"
> > gnu...@li...\"
> > -DHELPFILE=\"/usr/local/share/gnuplot/6.1/gnuplot.gih\"
> > -DGNUPLOT_X11=\"`echo gnuplot_x11 | sed 's,x,x,'`\"
> > -DGNUPLOT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> -DGNUPLOT_QT=\"`echo
> > gnuplot_qt | sed 's,x,x,'`\"
> > -DQTGNUPLOT_DATA_DIR=\"/usr/local/share/gnuplot/6.1/qt\"
> -I/usr/X11/include
> > -g -O2 -MT unset.o -MD -MP -MF $depbase.Tpo -c -o unset.o unset.c &&\
> >
> > mv -f $depbase.Tpo $depbase.Po
> >
> > depbase=`echo util.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\
> >
> > gcc -DHAVE_CONFIG_H -I. -I..  -I../term -I../term
> > -DBINDIR=\"/usr/local/bin\"
> > -DX11_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DQT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DGNUPLOT_SHARE_DIR=\"/usr/local/share/gnuplot/6.1\"
> > -DGNUPLOT_PS_DIR=\"/usr/local/share/gnuplot/6.1/PostScript\"
> > -DGNUPLOT_JS_DIR=\"/usr/local/share/gnuplot/6.1/js\"
> > -DGNUPLOT_LUA_DIR=\"/usr/local/share/gnuplot/6.1/lua\" -DCONTACT=\"
> > gnu...@li...\"
> > -DHELPFILE=\"/usr/local/share/gnuplot/6.1/gnuplot.gih\"
> > -DGNUPLOT_X11=\"`echo gnuplot_x11 | sed 's,x,x,'`\"
> > -DGNUPLOT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> -DGNUPLOT_QT=\"`echo
> > gnuplot_qt | sed 's,x,x,'`\"
> > -DQTGNUPLOT_DATA_DIR=\"/usr/local/share/gnuplot/6.1/qt\"
> -I/usr/X11/include
> > -g -O2 -MT util.o -MD -MP -MF $depbase.Tpo -c -o util.o util.c &&\
> >
> > mv -f $depbase.Tpo $depbase.Po
> >
> > depbase=`echo util3d.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\
> >
> > gcc -DHAVE_CONFIG_H -I. -I..  -I../term -I../term
> > -DBINDIR=\"/usr/local/bin\"
> > -DX11_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DQT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DGNUPLOT_SHARE_DIR=\"/usr/local/share/gnuplot/6.1\"
> > -DGNUPLOT_PS_DIR=\"/usr/local/share/gnuplot/6.1/PostScript\"
> > -DGNUPLOT_JS_DIR=\"/usr/local/share/gnuplot/6.1/js\"
> > -DGNUPLOT_LUA_DIR=\"/usr/local/share/gnuplot/6.1/lua\" -DCONTACT=\"
> > gnu...@li...\"
> > -DHELPFILE=\"/usr/local/share/gnuplot/6.1/gnuplot.gih\"
> > -DGNUPLOT_X11=\"`echo gnuplot_x11 | sed 's,x,x,'`\"
> > -DGNUPLOT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> -DGNUPLOT_QT=\"`echo
> > gnuplot_qt | sed 's,x,x,'`\"
> > -DQTGNUPLOT_DATA_DIR=\"/usr/local/share/gnuplot/6.1/qt\"
> -I/usr/X11/include
> > -g -O2 -MT util3d.o -MD -MP -MF $depbase.Tpo -c -o util3d.o util3d.c &&\
> >
> > mv -f $depbase.Tpo $depbase.Po
> >
> > depbase=`echo version.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\
> >
> > gcc -DHAVE_CONFIG_H -I. -I..  -I../term -I../term
> > -DBINDIR=\"/usr/local/bin\"
> > -DX11_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DQT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DGNUPLOT_SHARE_DIR=\"/usr/local/share/gnuplot/6.1\"
> > -DGNUPLOT_PS_DIR=\"/usr/local/share/gnuplot/6.1/PostScript\"
> > -DGNUPLOT_JS_DIR=\"/usr/local/share/gnuplot/6.1/js\"
> > -DGNUPLOT_LUA_DIR=\"/usr/local/share/gnuplot/6.1/lua\" -DCONTACT=\"
> > gnu...@li...\"
> > -DHELPFILE=\"/usr/local/share/gnuplot/6.1/gnuplot.gih\"
> > -DGNUPLOT_X11=\"`echo gnuplot_x11 | sed 's,x,x,'`\"
> > -DGNUPLOT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> -DGNUPLOT_QT=\"`echo
> > gnuplot_qt | sed 's,x,x,'`\"
> > -DQTGNUPLOT_DATA_DIR=\"/usr/local/share/gnuplot/6.1/qt\"
> -I/usr/X11/include
> > -g -O2 -MT version.o -MD -MP -MF $depbase.Tpo -c -o version.o version.c
> &&\
> >
> > mv -f $depbase.Tpo $depbase.Po
> >
> > depbase=`echo voxelgrid.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\
> >
> > gcc -DHAVE_CONFIG_H -I. -I..  -I../term -I../term
> > -DBINDIR=\"/usr/local/bin\"
> > -DX11_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DQT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DGNUPLOT_SHARE_DIR=\"/usr/local/share/gnuplot/6.1\"
> > -DGNUPLOT_PS_DIR=\"/usr/local/share/gnuplot/6.1/PostScript\"
> > -DGNUPLOT_JS_DIR=\"/usr/local/share/gnuplot/6.1/js\"
> > -DGNUPLOT_LUA_DIR=\"/usr/local/share/gnuplot/6.1/lua\" -DCONTACT=\"
> > gnu...@li...\"
> > -DHELPFILE=\"/usr/local/share/gnuplot/6.1/gnuplot.gih\"
> > -DGNUPLOT_X11=\"`echo gnuplot_x11 | sed 's,x,x,'`\"
> > -DGNUPLOT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> -DGNUPLOT_QT=\"`echo
> > gnuplot_qt | sed 's,x,x,'`\"
> > -DQTGNUPLOT_DATA_DIR=\"/usr/local/share/gnuplot/6.1/qt\"
> -I/usr/X11/include
> > -g -O2 -MT voxelgrid.o -MD -MP -MF $depbase.Tpo -c -o voxelgrid.o
> > voxelgrid.c &&\
> >
> > mv -f $depbase.Tpo $depbase.Po
> >
> > depbase=`echo vplot.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\
> >
> > gcc -DHAVE_CONFIG_H -I. -I..  -I../term -I../term
> > -DBINDIR=\"/usr/local/bin\"
> > -DX11_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DQT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DGNUPLOT_SHARE_DIR=\"/usr/local/share/gnuplot/6.1\"
> > -DGNUPLOT_PS_DIR=\"/usr/local/share/gnuplot/6.1/PostScript\"
> > -DGNUPLOT_JS_DIR=\"/usr/local/share/gnuplot/6.1/js\"
> > -DGNUPLOT_LUA_DIR=\"/usr/local/share/gnuplot/6.1/lua\" -DCONTACT=\"
> > gnu...@li...\"
> > -DHELPFILE=\"/usr/local/share/gnuplot/6.1/gnuplot.gih\"
> > -DGNUPLOT_X11=\"`echo gnuplot_x11 | sed 's,x,x,'`\"
> > -DGNUPLOT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> -DGNUPLOT_QT=\"`echo
> > gnuplot_qt | sed 's,x,x,'`\"
> > -DQTGNUPLOT_DATA_DIR=\"/usr/local/share/gnuplot/6.1/qt\"
> -I/usr/X11/include
> > -g -O2 -MT vplot.o -MD -MP -MF $depbase.Tpo -c -o vplot.o vplot.c &&\
> >
> > mv -f $depbase.Tpo $depbase.Po
> >
> > depbase=`echo watch.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\
> >
> > gcc -DHAVE_CONFIG_H -I. -I..  -I../term -I../term
> > -DBINDIR=\"/usr/local/bin\"
> > -DX11_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DQT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DGNUPLOT_SHARE_DIR=\"/usr/local/share/gnuplot/6.1\"
> > -DGNUPLOT_PS_DIR=\"/usr/local/share/gnuplot/6.1/PostScript\"
> > -DGNUPLOT_JS_DIR=\"/usr/local/share/gnuplot/6.1/js\"
> > -DGNUPLOT_LUA_DIR=\"/usr/local/share/gnuplot/6.1/lua\" -DCONTACT=\"
> > gnu...@li...\"
> > -DHELPFILE=\"/usr/local/share/gnuplot/6.1/gnuplot.gih\"
> > -DGNUPLOT_X11=\"`echo gnuplot_x11 | sed 's,x,x,'`\"
> > -DGNUPLOT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> -DGNUPLOT_QT=\"`echo
> > gnuplot_qt | sed 's,x,x,'`\"
> > -DQTGNUPLOT_DATA_DIR=\"/usr/local/share/gnuplot/6.1/qt\"
> -I/usr/X11/include
> > -g -O2 -MT watch.o -MD -MP -MF $depbase.Tpo -c -o watch.o watch.c &&\
> >
> > mv -f $depbase.Tpo $depbase.Po
> >
> > depbase=`echo xdg.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\
> >
> > gcc -DHAVE_CONFIG_H -I. -I..  -I../term -I../term
> > -DBINDIR=\"/usr/local/bin\"
> > -DX11_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DQT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DGNUPLOT_SHARE_DIR=\"/usr/local/share/gnuplot/6.1\"
> > -DGNUPLOT_PS_DIR=\"/usr/local/share/gnuplot/6.1/PostScript\"
> > -DGNUPLOT_JS_DIR=\"/usr/local/share/gnuplot/6.1/js\"
> > -DGNUPLOT_LUA_DIR=\"/usr/local/share/gnuplot/6.1/lua\" -DCONTACT=\"
> > gnu...@li...\"
> > -DHELPFILE=\"/usr/local/share/gnuplot/6.1/gnuplot.gih\"
> > -DGNUPLOT_X11=\"`echo gnuplot_x11 | sed 's,x,x,'`\"
> > -DGNUPLOT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> -DGNUPLOT_QT=\"`echo
> > gnuplot_qt | sed 's,x,x,'`\"
> > -DQTGNUPLOT_DATA_DIR=\"/usr/local/share/gnuplot/6.1/qt\"
> -I/usr/X11/include
> > -g -O2 -MT xdg.o -MD -MP -MF $depbase.Tpo -c -o xdg.o xdg.c &&\
> >
> > mv -f $depbase.Tpo $depbase.Po
> >
> > depbase=`echo qtterminal/qt_term.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\
> >
> > c++ -std=gnu++11 -DHAVE_CONFIG_H -I. -I..  -I../term -I../term
> > -DBINDIR=\"/usr/local/bin\"
> > -DX11_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DQT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > -DGNUPLOT_SHARE_DIR=\"/usr/local/share/gnuplot/6.1\"
> > -DGNUPLOT_PS_DIR=\"/usr/local/share/gnuplot/6.1/PostScript\"
> > -DGNUPLOT_JS_DIR=\"/usr/local/share/gnuplot/6.1/js\"
> > -DGNUPLOT_LUA_DIR=\"/usr/local/share/gnuplot/6.1/lua\" -DCONTACT=\"
> > gnu...@li...\"
> > -DHELPFILE=\"/usr/local/share/gnuplot/6.1/gnuplot.gih\"
> > -DGNUPLOT_X11=\"`echo gnuplot_x11 | sed 's,x,x,'`\"
> > -DGNUPLOT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> -DGNUPLOT_QT=\"`echo
> > gnuplot_qt | sed 's,x,x,'`\"
> > -DQTGNUPLOT_DATA_DIR=\"/usr/local/share/gnuplot/6.1/qt\"
> -I/usr/X11/include
> > -g -O2  -MT qtterminal/qt_term.o -MD -MP -MF $depbase.Tpo -c -o
> > qtterminal/qt_term.o qtterminal/qt_term.cpp &&\
> >
> > mv -f $depbase.Tpo $depbase.Po
> >
> > *qtterminal/qt_term.cpp:51:10: **fatal error: **'QtCore' file not found*
> >
> >    51 | #include <QtCore>
> >
> >       | *         ^~~~~~~~*
> >
> > 1 error generated.
> >
> > make[4]: *** [qtterminal/qt_term.o] Error 1
> >
> > make[3]: *** [all-recursive] Error 1
> >
> > make[2]: *** [all] Error 2
> >
> > make[1]: *** [all-recursive] Error 1
> >
> > make: *** [all] Error 2
> >
> >
> >
> >
> > =======================
> >  Ozan Kahramanoğulları, PhD
> >               ozan-k.com
> > =======================
> >
> >
> > On Fri, 10 Jan 2025 at 19:44, Ethan A Merritt <me...@uw...> wrote:
> >
> > > On Thursday, 9 January 2025 13:38:22 PST Ozan Kahramanogullari wrote:
> > > > Hi,
> > > >
> > > > I am trying to install gnuplot following the instructions in the
> INSTALL
> > > > file.
> > > >
> > > > I could run  "./prepare" and "./configure" without problems but
> "make"
> > > > failed with the error  message below.
> > > >
> > > > I tried to debug the code, but it exceeded my capacity to do a quick
> > > fix. I
> > > > also checked online, but I could not find a solution.
> > > >
> > > > Can anyone help?
> > > >
> > > > I am using an M1 Mac, in case it is relevant.
> > >
> > > Yes, very relevant.
> > >
> > > First off, you can just ignore the warning that advises to use
> > > posix_spawn()
> > > instead of fork().   The real problem is "undeclared function
> 'rl_getc'".
> > >
> > > Gnuplot supports 3 alternative methods for terminal input.
> > > The choice is made at build-time as part of the ./configure step.
> > > 1) The gnu readline library, selected by
> > >     ./configure --with-readline=gnu
> > > 2) The BSD editline library, selected by
> > >     ./configure --with-readline=bsd
> > > 3) A minimal but functional input layer that can be selected by
> > >     ./configure --with-readline=builtin
> > >
> > > If you do not specify any of these options, the configure script will
> pick
> > > one for you based on what it thinks it knows about the library support
> > > on your system.  I.e. first it will look for libreadline. If it doesn't
> > > find that
> > > it looks for libeditline.  If it finds neither it will use the builtin
> > > code.
> > >
> > > The problem is that MacOS provides a version of the BSD library with
> > > a wrapper that makes it look like, or almost like, gnu readline.
> > > I say "almost" because it does not provide 100% of the routines that
> > > are present in gnu readline.  I think what is happening in your case is
> > > that the configure script thinks it has found the readline library on
> your
> > > system so it selects all the readline-appropriate calling options.
> > > But what it really found was the imitation readline wrapper for
> > > libeditline.
> > > That is normal for a Mac if you have not separately installed the
> "real"
> > > readline library, and up until recently that was good enough for
> gnuplot.
> > >
> > > Recently gnuplot's input layer was modified to use an undocumented
> > > feature of the editline wrapper so that it would be possible to support
> > > UTF-8 encoded terminal input. This worked great on the machines I was
> > > able to test, but an M1 Mac was not among those machines.  I am
> guessing
> > > that the wrapper provided on your machine does not provide a wrapper
> > > for rl_getc(),  or just as likely it does have such a routine but
> fails to
> > > list it
> > > in the "readline.h" header file that comes with the wrapper.
> > >
> > > Here is the relevant chunk of code from gnuplot's file .../src/term.c:
> > >
> > > > #if defined(HAVE_LIBREADLINE)
> > > >
> > > >   #define raw() rl_prep_terminal(1)
> > > >   #define cook() rl_deprep_terminal()
> > > >   #define nextchar() rl_getc(stdin)
> > > >
> > > > #elif defined(HAVE_LIBEDITLINE)
> > > >
> > > >   #define raw() rl_prep_terminal(1)
> > > >   #define cook() rl_deprep_terminal()
> > > >   #define nextchar() fgetc(stdin)
> > > >
> > > > #elif defined(READLINE)
> > > >
> > > >   #define raw() set_termio()
> > > >   #define cook() reset_termio()
> > > >   #define nextchar() fgetc(stdin)
> > > >
> > > > #endif
> > >
> > > So, what can you do?
> > >
> > > - It is possible that specifying one of the three input options
> > > explicitly to ./configure
> > > rather than letting it default would make it work.
> > > Certainly the builtin option should work.
> > >
> > > - I am guessing that editing chunk of code shown above so that all
> three
> > > options say
> > >      #define nextchar() fgetc(stdin)
> > > would be the correct solution for a system with
> > > editline-masquerading-as-readline.
> > > If you try that and it works, please let us know and we can try to
> teach
> > > the configure
> > > script how to handle that.  Do you know if there is a compile-time
> symbol
> > > defined
> > > on your machine to indicate that it is an M1?  That might be what we
> would
> > > have to
> > > look for.
> > >
> > > - I am also guessing that the "real" fix is to file a bug report
> against
> > > the readline.h
> > > header provided by Apple.  But I'm not holding my breath on that one.
> > > As I said, this is an undocumented option, and there may in fact be a
> > > reason for that.
> > >
> > >         Ethan
> > >
> > > > Best,
> > > > Ozan
> > > >
> > > > =======================
> > > >  Ozan Kahramanoğulları, PhD
> > > >               ozan-k.com
> > > > =======================
> > > >
> > > > (base) ozan@MBP-FVFGT17VQ05N gnuplot-gnuplot-main % make
> > > >
> > > > /Library/Developer/CommandLineTools/usr/bin/make  all-recursive
> > > >
> > > > Making all in config
> > > >
> > > > make[2]: Nothing to be done for `all'.
> > > >
> > > > Making all in m4
> > > >
> > > > make[2]: Nothing to be done for `all'.
> > > >
> > > > Making all in term
> > > >
> > > > make[2]: Nothing to be done for `all'.
> > > >
> > > > Making all in src
> > > >
> > > > Making timestamp.h
> > > >
> > > > /Library/Developer/CommandLineTools/usr/bin/make  all-recursive
> > > >
> > > > Making all in wxterminal
> > > >
> > > > make[4]: Nothing to be done for `all'.
> > > >
> > > > Making all in qtterminal
> > > >
> > > > make[4]: Nothing to be done for `all'.
> > > >
> > > > depbase=`echo term.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\
> > > >
> > > > gcc -DHAVE_CONFIG_H -I. -I..  -I../term -I../term
> > > > -DBINDIR=\"/usr/local/bin\"
> > > > -DX11_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > > > -DQT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > > > -DGNUPLOT_SHARE_DIR=\"/usr/local/share/gnuplot/6.1\"
> > > > -DGNUPLOT_PS_DIR=\"/usr/local/share/gnuplot/6.1/PostScript\"
> > > > -DGNUPLOT_JS_DIR=\"/usr/local/share/gnuplot/6.1/js\"
> > > > -DGNUPLOT_LUA_DIR=\"/usr/local/share/gnuplot/6.1/lua\" -DCONTACT=\"
> > > > gnu...@li...\"
> > > > -DHELPFILE=\"/usr/local/share/gnuplot/6.1/gnuplot.gih\"
> > > > -DGNUPLOT_X11=\"`echo gnuplot_x11 | sed 's,x,x,'`\"
> > > > -DGNUPLOT_DRIVER_DIR=\"/usr/local/libexec/gnuplot/6.1\"
> > > -DGNUPLOT_QT=\"`echo
> > > > gnuplot_qt | sed 's,x,x,'`\"
> > > > -DQTGNUPLOT_DATA_DIR=\"/usr/local/share/gnuplot/6.1/qt\"
> > > -I/usr/X11/include
> > > > -g -O2 -MT term.o -MD -MP -MF $depbase.Tpo -c -o term.o term.c &&\
> > > >
> > > > mv -f $depbase.Tpo $depbase.Po
> > > >
> > > > In file included from term.c:1214:
> > > >
> > > > In file included from ./term.h:187:
> > > >
> > > > *../term/x11.trm:1084:6: **warning: **'fork' is deprecated: Use
> > > posix_spawn
> > > > or fork [-Wdeprecated-declarations]*
> > > >
> > > >  1084 |         if (fork() == 0) {
> > > >
> > > >       | *            ^*
> > > >
> > > >
> > >
> */Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/unistd.h:604:1:
> > > > note: *'fork' has been explicitly marked deprecated here
> > > >
> > > >   604 | __deprecated_msg("Use posix_spawn or fork")
> > > >
> > > >       | *^*
> > > >
> > > >
> > >
> */Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/sys/cdefs.h:218:48:
> > > > note: *expanded from macro '__deprecated_msg'
> > > >
> > > >   218 |         #define __deprecated_msg(_msg)
> > > > __attribute__((__deprecated__(_msg)))
> > > >
> > > >       | *                                                      ^*
> > > >
> > > > *term.c:1382:13: **error: **call to undeclared function 'rl_getc';
> ISO
> > > C99
> > > > and later do not support implicit function declarations
> > > > [-Wimplicit-function-declaration]*
> > > >
> > > >  1382 |         nextchar = nextchar();
> > > >
> > > >       | *                   ^*
> > > >
> > > > *term.c:1360:22: note: *expanded from macro 'nextchar'
> > > >
> > > >  1360 |   #define nextchar() rl_getc(stdin)
> > > >
> > > >       | *                     ^*
> > > >
> > > > 1 warning and 1 error generated.
> > > >
> > > > make[4]: *** [term.o] Error 1
> > > >
> > > > make[3]: *** [all-recursive] Error 1
> > > >
> > > > make[2]: *** [all] Error 2
> > > >
> > > > make[1]: *** [all-recursive] Error 1
> > > >
> > > > make: *** [all] Error 2
> > > >
> > >
> > >
> > > --
> > > Ethan A Merritt
> > > Department of Biochemistry
> > > University of Washington, Seattle
> > >
> > >
> > >
> >
>
>
> --
> Ethan A Merritt
> Department of Biochemistry
> University of Washington, Seattle
>
>
>