Just an idea to maybe see if the problems is elsewhere try changing
the line right above 1088
unsigned char channel_symbols[162];
to
static unsigned char channel_symbols[162];
That will take channel_symbol off the stack and perhaps show a
different error or perhaps fix the problem
RRR
Mike W9MDB
On Mon, Mar 14, 2016 at 2:04 PM, Clemens Heese <[email protected]> wrote:
> Dear Bill,
>
> Thanks for the help. Now I also know how to build only wsprd :)
> There you go:
>
> (gdb) r
> Starting program: /root/wsjtx/build/Debug/wsprd -f 7.0386
> wspr_7038600160310_1944.wav
> Cannot access memory at address 0x0
> [Thread debugging using libthread_db enabled]
> Using host libthread_db library "/lib/arm-linux-gnueabi/libthread_db.so.1".
>
> Program received signal SIGSEGV, Segmentation fault.
> 0x0001b4fc in get_wspr_channel_symbols (rawmessage=0x210d8 "I2GPG JN45 33",
> hashtab=0xb68e3008 "", symbols=0x0)
> at /root/wsjtx/src/lib/wsprd/wsprsim_utils.c:309
> 309 symbols[i]=2*channelbits[i]+pr3[i];
> (gdb) bt
> #0 0x0001b4fc in get_wspr_channel_symbols (rawmessage=0x210d8 "I2GPG JN45
> 33", hashtab=0xb68e3008 "", symbols=0x0)
> at /root/wsjtx/src/lib/wsprd/wsprsim_utils.c:309
> #1 0x00018e48 in main (argc=4, argv=0xbefff744) at
> /root/wsjtx/src/lib/wsprd/wsprd.c:1088
> (gdb)
>
> 73 de PA7T / Clemens
>
> Am 14.03.2016 um 17:33 schrieb Bill Somerville <[email protected]>:
>
>> On 14/03/2016 16:19, Clemens Heese wrote:
>>> At least I get a segmentation fault with all my wav files, which decode
>>> fine on my other machines.
>>> Let me know how I can configure a debug build and I will distribute the
>>> output.
>> Hi Clemens,
>>
>> assuming you are building WSJT-X using CMake then you will need to
>> create a separate build for the debug configuration build. So for
>> example if you configured a default release configuration build
>> something like:
>>
>> mkdir -p ~/wsjtx-prefix/build
>> cd ~/wsjtx-prefix/build
>> cmake ... -D CMAKE-INSTALL_PREFIX=~/wsjtx-prefix ~/wsjtx-prefix/src
>> cmake --build . --target install
>>
>> then to make a debug configuration build you would do the above again
>> with the following additions:
>>
>> mkdir -p ~/wsjtx-prefix/build/Debug
>> cd ~/wsjtx-prefix/build/Debug
>> cmake ... -D CMAKE_BUILD_TYPE=Debug -D
>> CMAKE_INSTALL_PREFIX=~/wsjtx-prefix/Debug ~/wsjtx-prefix/src
>> cmake --build . --target wsprd
>>
>> this will build the wsprd program in a debug configuration located in
>> the current directory.
>>
>> As a first step run the debug version using gdb on the target machine like:
>>
>> gdb --args wsprd -f 7.0386 wspr_7038600160310_1944.wav
>> ...
>> (gdb)
>>
>> start the program with the 'r' command and when the SEGV happens you can
>> get a stack backtrace by using the 'bt' command. Send us the output of
>> that and I will assess what the best next step is.
>>
>> 73
>> Bill
>> G4WJS.
>>
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>
>
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