[Uim-bugs] [Bug 17282] New: uim-xim crash with XIM_CREATE_IC

[bugzilla-daemon at freedesktop.org]

http://bugs.freedesktop.org/show_bug.cgi?id=17282

           Summary: uim-xim crash with XIM_CREATE_IC
           Product: UIM
           Version: unspecified
          Platform: Other
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: bridge: XIM
        AssignedTo: uim-bugs at freedesktop.org
        ReportedBy: akira at tagoh.org


Created an attachment (id=18487)
 --> (http://bugs.freedesktop.org/attachment.cgi?id=18487)
testcase

Some implementations of toolkits or applications supports reconnecting to the
XIM server. when XCreateIC fails for some reasons, uim-xim will crashes when
XCreateIC is called next time.

Backtrace log on gdb:
% gdb --args uim-xim --trace --trace-xim
GNU gdb Fedora (6.8-17.fc9)
Copyright (C) 2008 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-redhat-linux-gnu"...
(gdb) r
Starting program: /usr/bin/uim-xim --trace --trace-xim
UIM-XIM bridge. Now supporting multiple locales.
Using full-synchronous XIM event flow
Supported conversion engines:
  direct (*)
  anthy (ja)
XMODIFIERS=@im=uim registered, selecting anthy (ja) as default conversion
engine
selection notify request for locale.
selection notify request for transport.
<-: XIM_CONNECT.
accept xim connection.
->: XIM_CONNECT_REPLY.
<-: XIM_OPEN.
->: XIM_OPEN_REPLY.
->: XIM_SET_EVENT_MASK.
<-: XIM_QUERY_EXTENSION.
->: XIM_QUERY_EXTENSION_REPLY.
<-: XIM_ENCODING_NEGOTIATION.
->: XIM_ENCODING_NEGOTIATION_REPLY.
<-: XIM_CREATE_IC.
imid=1, icid=1 ic created.
imid=1, icid=1 ic deleted.
->: XIM_ERROR.
<-: XIM_CREATE_IC.

Program received signal SIGSEGV, Segmentation fault.
Connection::xim_create_ic (this=<value optimized out>, p=0x2235a50)
    at ximtrans.cpp:667
667         im->create_ic(p);
Missing separate debuginfos, use: debuginfo-install anthy.x86_64
(gdb) p im
$1 = (class XimIM *) 0x0
(gdb) bt
#0  Connection::xim_create_ic (this=<value optimized out>, p=0x2235a50)
    at ximtrans.cpp:667
#1  0x000000000040e8cb in Connection::OnRecv (this=0x222a8b0)
    at ximtrans.cpp:273
#2  0x000000000040a6fd in XConnection::readProc (this=0x222a8b0,
    ev=<value optimized out>) at connection.cpp:187
#3  0x0000000000404887 in check_pending_xevent () at main.cpp:331
#4  0x0000000000404ae4 in main_loop () at main.cpp:170
#5  0x00000000004054dd in main (argc=<value optimized out>,
    argv=<value optimized out>) at main.cpp:649
(gdb)


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