[cairo] cairo_surface_write_to_png & out of memory return status?

[Malcolm Tredinnick]

On Thu, 2009-02-05 at 13:10 -0600, P.Romero wrote:
> Ok, I somewhat figured out how to do this.
> Installed gdb
> Re-compiled pixman, cairo, and my program (GrADS) all with the -g option
> Ran gdb and loaded the symbols for my program
> Set the breakpoint at _cairo_error
> Ran the program, hit the breakpoint and, sure enough, received the following
> message from gdb:
> 
> 
> Breakpoint 1, _cairo_error (status=CAIRO_STATUS_NO_MEMORY) at cairo.c:87
> 87          assert (_cairo_status_is_error (status));
> 
> Missing separate debuginfos, use: debuginfo-install e2fsprogs.i386
> expat.i386 fontconfig.i386 freetype.i386 glibc.i686 libICE.i386 libSM.i386
> libX11.i386 libXau.i386 libXcursor.i386 libXdmcp.i386 libXext.i386
> libXfixes.i386 libXmu.i386 libXpm.i386 libXrender.i386 libXt.i386
> libpng.i386 libxcb.i386 zlib.i386
> 
> Now what????

The error message tells you what to do next (starting after the word
"use:"). That would be a good first step, since being able to see the
full stack trace and inspect variable values, etc, will be useful if you
have to go the gdb approach.

Regards,
Malcolm