Wireshark · Ethereal-dev: Re: [Ethereal-dev] Ethereal crash, null font.

[Ulf Lamping <ulf.lamping@xxxxxx>]

packet steve wrote:

> > I've made a change to prevent font sizes smaller than or equal to 
> > zero, this might fix it!
> >
> > Could you check the latest CVS?
> >
> > Regards, ULFL
>
>
> Latest CVS, that doesn't fix it.
>
> If I shrink the font.
> ** ERROR **: file main.c: line 271 (set_fonts): assertion failed: 
> (m_r_font && m_b_font)
> aborting...
That has to be something to do with your font name.

I've checked in a bugfix, which checks that the font loading was ok, 
before applying the font to the screen.

This should fix your problem, please have another try with latest CVS now.

Regards, ULFL


> Program received signal SIGABRT, Aborted.
> 0xfed1f980 in _libc_kill () from /usr/lib/libc.so.1
> (gdb) where
> #0  0xfed1f980 in _libc_kill () from /usr/lib/libc.so.1
> #1  0xfecb5964 in abort () from /usr/lib/libc.so.1
> #2  0xfeebe378 in g_logv () from /gnu/lib/libglib-1.2.so.0
> #3  0xfeebe4ac in g_log () from /gnu/lib/libglib-1.2.so.0
> #4  0x002fd0f4 in set_fonts (regular=0x8cac90, bold=0x874dc8) at 
> main.c:271
> #5  0x00300804 in font_apply () at main.c:2920
> #6  0xff19a940 in gtk_marshal_NONE__NONE () from /gnu/lib/libgtk-1.2.so.0
> #7  0xff229054 in gtk_handlers_run () from /gnu/lib/libgtk-1.2.so.0
> #8  0xff226d74 in gtk_signal_real_emit () from /gnu/lib/libgtk-1.2.so.0
> #9  0xff2214ec in gtk_signal_emit () from /gnu/lib/libgtk-1.2.so.0
> #10 0xff0858e4 in gtk_button_clicked () from /gnu/lib/libgtk-1.2.so.0
> #11 0xff089a40 in gtk_real_button_released () from 
> /gnu/lib/libgtk-1.2.so.0
> #12 0xff19a940 in gtk_marshal_NONE__NONE () from /gnu/lib/libgtk-1.2.so.0
> #13 0xff226a04 in gtk_signal_real_emit () from /gnu/lib/libgtk-1.2.so.0
> #14 0xff2214ec in gtk_signal_emit () from /gnu/lib/libgtk-1.2.so.0
> #15 0xff0856b4 in gtk_button_released () from /gnu/lib/libgtk-1.2.so.0
> #16 0xff0886f8 in gtk_button_button_release () from 
> /gnu/lib/libgtk-1.2.so.0
> #17 0xff199dc8 in gtk_marshal_BOOL__POINTER () from 
> /gnu/lib/libgtk-1.2.so.0
> #18 0xff226e2c in gtk_signal_real_emit () from /gnu/lib/libgtk-1.2.so.0
> #19 0xff2214ec in gtk_signal_emit () from /gnu/lib/libgtk-1.2.so.0
> #20 0xff2c1ef0 in gtk_widget_event () from /gnu/lib/libgtk-1.2.so.0
> #21 0xff199a14 in gtk_propagate_event () from /gnu/lib/libgtk-1.2.so.0
> #22 0xff196e98 in gtk_main_do_event () from /gnu/lib/libgtk-1.2.so.0
> #23 0xfef32a5c in gdk_event_dispatch () from /gnu/lib/libgdk-1.2.so.0
> #24 0xfeeb7b38 in g_main_dispatch () from /gnu/lib/libglib-1.2.so.0
> #25 0xfeeb8b0c in g_main_iterate () from /gnu/lib/libglib-1.2.so.0
> #26 0xfeeb8f04 in g_main_run () from /gnu/lib/libglib-1.2.so.0
> #27 0xff195c40 in gtk_main () from /gnu/lib/libgtk-1.2.so.0
> #28 0x002ffc60 in main (argc=0, argv=0xffbef540) at main.c:2478
>
>
> If I try to grow the font
>
> Gdk-CRITICAL **: file gdkfont.c: line 220: assertion `font != NULL' 
> failed.
>
> Program received signal SIGSEGV, Segmentation fault.
> 0xff238c28 in gtk_style_init () from /opt/exp/gnu/lib/libgtk-1.2.so.0
> (gdb) where
> #0  0xff238c28 in gtk_style_init () from /opt/exp/gnu/lib/libgtk-1.2.so.0
> #1  0xff237f78 in gtk_style_attach () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #2  0xff2c85a0 in gtk_widget_set_style_internal () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #3  0xff2c6f08 in gtk_widget_set_style () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #4  0x00304164 in set_plist_font (font=0x0) at packet_list.c:373
> #5  0x003007e0 in font_apply () at main.c:2916
> #6  0xff19a940 in gtk_marshal_NONE__NONE () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #7  0xff229054 in gtk_handlers_run () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #8  0xff226d74 in gtk_signal_real_emit () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #9  0xff2214ec in gtk_signal_emit () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #10 0xff0858e4 in gtk_button_clicked () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #11 0xff089a40 in gtk_real_button_released () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #12 0xff19a940 in gtk_marshal_NONE__NONE () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #13 0xff226a04 in gtk_signal_real_emit () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #14 0xff2214ec in gtk_signal_emit () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #15 0xff0856b4 in gtk_button_released () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #16 0xff0886f8 in gtk_button_button_release () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #17 0xff199dc8 in gtk_marshal_BOOL__POINTER () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #18 0xff226e2c in gtk_signal_real_emit () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #19 0xff2214ec in gtk_signal_emit () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #20 0xff2c1ef0 in gtk_widget_event () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #21 0xff199a14 in gtk_propagate_event () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #22 0xff196e98 in gtk_main_do_event () from 
> /opt/exp/gnu/lib/libgtk-1.2.so.0
> #23 0xfef32a5c in gdk_event_dispatch () from 
> /opt/exp/gnu/lib/libgdk-1.2.so.0
> #24 0xfeeb7b38 in g_main_dispatch () from 
> /opt/exp/gnu/lib/libglib-1.2.so.0
> #25 0xfeeb8b0c in g_main_iterate () from 
> /opt/exp/gnu/lib/libglib-1.2.so.0
> #26 0xfeeb8f04 in g_main_run () from /opt/exp/gnu/lib/libglib-1.2.so.0
> #27 0xff195c40 in gtk_main () from /opt/exp/gnu/lib/libgtk-1.2.so.0
> #28 0x002ffc60 in main (argc=0, argv=0xffbef540) at main.c:2478
>
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