Re: [cdt-dev] eclipse cdt debugging question

["Mikhail Khodjaiants" <mikhailk@xxxxxxx>]

Are you using Eclipse 3.1 M3?
Just FYI the CDT 2.1 and 2.0.2 versions are not intended to work with 
Eclipse 3.1. Please, submit a bug in Bugzilla if you find the same problem 
with Eclipse 3.0.
Thanks.

----- Original Message ----- 
From: "Martin Hajduch" <martin@xxxxxxxxxx>
To: <cdt-dev@xxxxxxxxxxx>
Sent: Saturday, December 25, 2004 7:11 AM
Subject: Re: [cdt-dev] eclipse cdt debugging question


> hi !
>
> > Which versions of CDT and Eclipse are you using?
>
> cdt: 2.1.0, but i had the same problem with cdt 2.0.2
> eclipse platform: 3.1.0
>
> > Can you please provide the gdb trace? On how to do it see the CDT 
> > Debugger FAQ #5.
>
> here it is (i put some comments to indicate the steps i've done - in GUI):
>
> focus lost
> thread 0 selected again (note: i've highlighted the whole thread, not the 
> topmost stack entry !!!)
> step into performed
>
> [1,103,976,195,705] 279-exec-step 1
> [1,103,976,195,708] 279^running
> [1,103,976,195,711] (gdb)
> [1,103,976,195,713] 
> 279*stopped,reason="end-stepping-range",thread-id="0",frame={addr="0xb7f9fe06",f\
> unc="DXFReadFile",args=[{name="filename",value="0xbffff60b 
> \"morepieces.dxf\""},{name="dxf",value="0\
> xbffff39c"}],file="dxf_basic.c",line="559"}
> [1,103,976,195,713] (gdb)
> [1,103,976,195,713] 280 info threads
> [1,103,976,195,714] &"info threads\n"
> [1,103,976,195,714] 280^done
> [1,103,976,195,714] (gdb)
> [1,103,976,195,715] 281-stack-info-depth
> [1,103,976,195,715] 281^done,depth="2"
> [1,103,976,195,715] (gdb)
> [1,103,976,195,716] 282-stack-list-frames 0 2
> [1,103,976,195,716] 
> 282^done,stack=[frame={level="0",addr="0xb7f9fe06",func="DXFReadFile",file="dxf_\
> basic.c",line="559"},frame={level="1",addr="0x08048a04",func="main",file="dxf_test.c",line="31"}]
> [1,103,976,195,717] (gdb)
> [1,103,976,195,717] 283-var-update var11
> [1,103,976,195,717] 283^done,changelist={}
> [1,103,976,195,718] (gdb)
> [1,103,976,195,718] 284-var-update var12
> [1,103,976,195,718] 284^done,changelist={}
> [1,103,976,195,719] (gdb)
> [1,103,976,195,719] 285-var-update var13
> [1,103,976,195,719] 285^done,changelist={}
> [1,103,976,195,733] (gdb)
> [1,103,976,195,735] 286-var-update var14
> [1,103,976,195,736] 286^done,changelist={}
> [1,103,976,195,736] (gdb)
> [1,103,976,195,736] 287-data-list-changed-registers
> [1,103,976,195,736] 287^done,changed-registers=["8"]
> [1,103,976,195,737] (gdb)
> [1,103,976,195,737] 288 info sharedlibrary
> [1,103,976,195,737] &"info sharedlibrary\n"
> [1,103,976,195,738] ~"From        To          Syms Read   Shared Object 
> Library\n"
> [1,103,976,195,738] ~"0xb7fab430  0xb7fc2530  Yes 
> /lib/tls/libm.so.6\n"
> [1,103,976,195,739] ~"0xb7f9bf40  0xb7fa52b0  Yes 
> ./DXFLibrary.so\n"
> [1,103,976,195,739] ~"0xb7f87350  0xb7f95060  Yes 
> ./CNTLibrary.so\n"
> [1,103,976,195,739] ~"0xb7e79dd0  0xb7f5d2b8  Yes 
> /lib/tls/libc.so.6\n"
> [1,103,976,195,739] ~"0xb7fea810  0xb7ffbc93  Yes 
> /lib/ld-linux.so.2\n"
> [1,103,976,195,739] 288^done
> [1,103,976,195,740] (gdb)
> [1,103,976,196,000] 289-stack-list-arguments 0 0 0
> [1,103,976,196,001] 
> 289^done,stack-args=[frame={level="0",args=[name="filename",name="dxf"]}]
> [1,103,976,196,001] (gdb)
> [1,103,976,196,001] 290-stack-list-locals 0
> [1,103,976,196,001] 290^done,locals=[name="f",name="r"]
> [1,103,976,196,002] (gdb)
>
> thread selection kept -> but now is the topmost stack entry selected
> another step into
>
> [1,103,976,224,296] 291-exec-step 1
> [1,103,976,224,299] 291^running
> [1,103,976,224,302] (gdb)
> [1,103,976,224,310] 
> 291*stopped,reason="end-stepping-range",thread-id="0",frame={addr="0xb7f9fe12",f\
> unc="DXFReadFile",args=[{name="filename",value="0xbffff60b 
> \"morepieces.dxf\""},{name="dxf",value="0\
> xbffff39c"}],file="dxf_basic.c",line="560"}
> [1,103,976,224,315] (gdb)
> [1,103,976,224,320] 292 info threads
> [1,103,976,224,320] &"info threads\n"
> [1,103,976,224,321] 292^done
> [1,103,976,224,326] (gdb)
> [1,103,976,224,328] 293-stack-info-depth
> [1,103,976,224,342] 293^done,depth="2"
> [1,103,976,224,343] (gdb)
> [1,103,976,224,343] 294-stack-list-frames 0 2
> [1,103,976,224,344] 
> 294^done,stack=[frame={level="0",addr="0xb7f9fe12",func="DXFReadFile",file="dxf_\
> basic.c",line="560"},frame={level="1",addr="0x08048a04",func="main",file="dxf_test.c",line="31"}]
> [1,103,976,224,344] (gdb)
> [1,103,976,224,346] 295-var-update var11
> [1,103,976,224,349] 295^done,changelist={}
> [1,103,976,224,350] (gdb)
> [1,103,976,224,350] 296-var-update var12
> [1,103,976,224,353] 296^done,changelist={}
> [1,103,976,224,354] (gdb)
> [1,103,976,224,355] 297-var-update var13
> [1,103,976,224,373] 297^done,changelist={}
> [1,103,976,224,374] (gdb)
> [1,103,976,224,378] 298-var-update var14
> [1,103,976,224,393] 298^done,changelist={}
> [1,103,976,224,393] (gdb)
> [1,103,976,224,393] 299-data-list-changed-registers
> [1,103,976,224,394] 299^done,changed-registers=["8"]
> [1,103,976,224,394] (gdb)
> [1,103,976,224,394] 300 info sharedlibrary
> [1,103,976,224,395] &"info sharedlibrary\n"
> [1,103,976,224,396] ~"From        To          Syms Read   Shared Object 
> Library\n"
> [1,103,976,224,396] ~"0xb7fab430  0xb7fc2530  Yes 
> /lib/tls/libm.so.6\n"
> [1,103,976,224,397] ~"0xb7f9bf40  0xb7fa52b0  Yes 
> ./DXFLibrary.so\n"
> [1,103,976,224,399] ~"0xb7f87350  0xb7f95060  Yes 
> ./CNTLibrary.so\n"
> [1,103,976,224,400] ~"0xb7e79dd0  0xb7f5d2b8  Yes 
> /lib/tls/libc.so.6\n"
> [1,103,976,224,400] ~"0xb7fea810  0xb7ffbc93  Yes 
> /lib/ld-linux.so.2\n"
> [1,103,976,224,401] 300^done
> [1,103,976,224,401] (gdb)
> [1,103,976,224,493] 301-stack-list-arguments 0 0 0
> [1,103,976,224,493] 
> 301^done,stack-args=[frame={level="0",args=[name="filename",name="dxf"]}]
> [1,103,976,224,494] (gdb)
> [1,103,976,224,494] 302-stack-list-locals 0
> [1,103,976,224,494] 302^done,locals=[name="f",name="r"]
> [1,103,976,224,495] (gdb)
>
> thread selection lost
> no more steps possible without reselecting the thread
>
> FYI: the code i've been debugging is this one:
> ....
>    *dxf=(tDxfFILE*)calloc(1,sizeof(tDxfFILE));
>    (*dxf)->Blocks.NumberOfBlocks=0;
>    (*dxf)->Blocks.NumberAllocated=0;
> ....
>
> the first line has been executed in step 1, second line in step 2, third 
> line cannot be executed without selecting thread 0 in GUI again
>
> if you need more information (complete gdb trace or something else), 
> please let me know
>
> thanks for your help !
>
> regards,
> martin
>
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