1.由于兩個(gè)程序占用內(nèi)存過大
利用應(yīng)用程序后臺(tái)運(yùn)行 ，使用gdb跟蹤
./dosbox & # &：后臺(tái)運(yùn)行
2.程序運(yùn)行后使用ps查看系統(tǒng)進(jìn)程號
1134 root 44368 S < ./dosbox
3.使用gdb 跟蹤pid進(jìn)程號
Gdb –pid=1134
4
出現(xiàn)段錯(cuò)誤時(shí)候 使用bt命令出現(xiàn)如下信息 排錯(cuò)
Program received signal SIGSEGV,
Segmentation fault.
CBindGroup::ActivateBindList (this=<value
optimized out>, list=0x1edba08,
value=32767, ev_trigger=true) at sdl_mapper.cpp:1244
1244
sdl_mapper.cpp: No such file or directory.
in sdl_mapper.cpp
(gdb) bt
#0
CBindGroup::ActivateBindList (this=<value optimized out>,
list=0x1edba08,
value=32767, ev_trigger=true) at sdl_mapper.cpp:1244
#1
0x000f4c4c in CKeyBindGroup::CheckEvent (this=0x1ebff68,
event=0xbef0774c)
at sdl_mapper.cpp:502
#2 0x000eb494 in MAPPER_CheckEvent (event=0x0) at
sdl_mapper.cpp:2155
#3
0x000e6cd0 in GFX_Events () at sdlmain.cpp:1423
#4
0x0000cef8 in Normal_Loop () at dosbox.cpp:142
#5
0x0000cdc8 in DOSBOX_RunMachine () at dosbox.cpp:244
#6
0x00017988 in CALLBACK_RunRealInt (intnum=0 '\0') at callback.cpp:106
#7
0x001e57ac in DOS_Shell::Execute (this=<value optimized out>,
name=<value optimized out>, args=<value optimized out>)
at shell_misc.cpp:492
#8
0x001e2ce0 in DOS_Shell::DoCommand (this=0x1ee1128, line=0xbef099c3
"")
at shell_cmds.cpp:153
#9
0x001db3fc in DOS_Shell::ParseLine (this=0x1ee1128,
line=0xbef099b8 "ALADDIN.EXE") at shell.cpp:251
#10 0x001dca60 in DOS_Shell::Run
(this=0x1ee1128) at shell.cpp:323
#11 0x001dbff8 in SHELL_Init () at
shell.cpp:653
#12 0x001d2670 in Config::StartUp
(this=0x0) at setup.cpp:853
^C#13 0x000ea4f0 in
main (argc=<value optimized out>Quit
void MAPPER_CheckEvent(SDL_Event * event) {
printf("hxy
%s:event %x\n",__FUNCTION__,event);
if(event
== NULL)
return
;
for
(CBindGroup_it it=bindgroups.begin();it!=bindgroups.end();it++) {
if
((*it)->CheckEvent(event)) return;
}
}
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發(fā)表于 2011-12-23 03:03