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Date: Fri, 2 May 2014 05:41:08 +0900 (JST)
From: Tatsuro MATSUOKA <tmacchant2 AT yahoo DOT co DOT jp>
Reply-To: matsuoka AT nuce DOT nagoya-u DOT ac DOT jp
Subject: qt terminal of gnuplot fails
To: cygwin AT cygwin DOT com
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qt terminal of gnuplot (cvs 2014-04-29  Ethan A Merritt) fails.

$ gdb src/gnuplot
 :
(gdb) r
Starting program: /cygdrive/d/usr/Tatsu/Cygwinhome/gnuplotcvs/build/src/gnuplot 
[New Thread 5696.0x1c74]
warning: the debug information found in "/usr/lib/debug//usr/bin/cygwin1.dbg" does not match "/usr/bin/cygwin1.dll" (CRC mismatch).

warning: the debug information found in "/usr/lib/debug/usr/bin/cygwin1.dbg" does not match "/usr/bin/cygwin1.dll" (CRC mismatch).

warning: the debug information found in "/usr/lib/debug//usr/bin/cygcairo-2.dll.dbg" does not match "/usr/bin/cygcairo-2.dll" (CRC mismatch).
(gdb) 


[New Thread 5696.0x1904]

        G N U P L O T
        Version 5.0 patchlevel alpha    last modified 2014-04-29 

        Copyright (C) 1986-1993, 1998, 2004, 2007-2014
        Thomas Williams, Colin Kelley and many others

        gnuplot home:     http://www.gnuplot.info
        mailing list:     gnuplot-beta AT lists DOT sourceforge DOT net
        faq, bugs, etc:   type "help FAQ"
        immediate help:   type "help"  (plot window: hit 'h')

Terminal type set to 'qt'
gnuplot> plot sin(x)
[New Thread 5696.0x1bd0]
[New Thread 5696.0x14ec]
[New Thread 5696.0x183c]
Could not start gnuplot_qt with path "/usr/local/gnuplotcvs/libexec/gnuplot/5.0/gnuplot_qt" 
Could not start gnuplot_qt with path "/usr/local/gnuplotcvs/libexec/gnuplot/5.0/gnuplot_qt" 

Program received signal SIGSEGV, Segmentation fault.
0x6d10602a in cygQtCore-4!_ZN9QDateTimeD2Ev () from /usr/bin/cygQtCore-4.dll
(gdb) bt
#0  0x6d10602a in cygQtCore-4!_ZN9QDateTimeD2Ev ()
   from /usr/bin/cygQtCore-4.dll
#1  0x00506f76 in qt_connectToServer (server=..., retry=retry AT entry=true)
    at ../../gnuplot/src/qtterminal/qt_term.cpp:276
#2  0x00507765 in qt_connectToServer ()
    at ../../gnuplot/src/qtterminal/qt_term.cpp:337
#3  0x00508c8b in qt_graphics ()
    at ../../gnuplot/src/qtterminal/qt_term.cpp:486
#4  0x004dfeab in term_start_plot () at ../../gnuplot/src/term.c:502
#5  0x0043a36e in do_plot (plots=0x2006a758, pcount=pcount AT entry=1)
    at ../../gnuplot/src/graphics.c:522
#6  0x0045dd90 in eval_plots () at ../../gnuplot/src/plot2d.c:3277
#7  0x00411150 in command () at ../../gnuplot/src/command.c:615
#8  do_line () at ../../gnuplot/src/command.c:410
#9  0x004112bc in com_line () at ../../gnuplot/src/command.c:322
#10 0x005133ec in main (argc=0, argv=0x22ac1c) at ../../gnuplot/src/plot.c:669

(gdb) up
#1  0x00506f76 in qt_connectToServer (server=..., retry=retry AT entry=true)
    at ../../gnuplot/src/qtterminal/qt_term.cpp:276
276             QDateTime timeout = QDateTime::currentDateTime().addMSecs(30000);
(gdb) up
#2  0x00507765 in qt_connectToServer ()
    at ../../gnuplot/src/qtterminal/qt_term.cpp:337
337             qt_connectToServer(server);
(gdb) up
#3  0x00508c8b in qt_graphics ()
    at ../../gnuplot/src/qtterminal/qt_term.cpp:486
486             qt_connectToServer();
(gdb) up
#4  0x004dfeab in term_start_plot () at ../../gnuplot/src/term.c:502
502             (*term->graphics) ();
(gdb) up
#5  0x0043a36e in do_plot (plots=0x2006a758, pcount=pcount AT entry=1)
    at ../../gnuplot/src/graphics.c:522
522         term_start_plot();


###make (gdb) up
#7  0x00411150 in command () at ../../gnuplot/src/command.c:615
615             (*lookup_ftable(&command_ftbl[0],c_token))();
(gdb) up
#8  do_line () at ../../gnuplot/src/command.c:410
410             command();
(gdb) up
#9  0x004112bc in com_line () at ../../gnuplot/src/command.c:322
322         if (do_line())
(gdb) up
#10 0x005133ec in main (argc=0, argv=0x22ac1c) at ../../gnuplot/src/plot.c:669
669                 while (!com_line())
(gdb) up
Initial frame selected; you cannot go up.

Any suggestions?

Tatsuro

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