Hi All,The result of the attached example (which use MWA's Firebird Pascal API) for me is an exception:
Gstat execution time Fri Mar 9 09:29:18 2018
Database header page information:
Flags 0
Generation 173
System Change Number 0
Page size 8192
ODS version 12.0
Oldest transaction 161
Oldest active 162
Oldest snapshot 162
Next transaction 164
Sequence number 0
Next attachment ID 27
Implementation HW=AMD/Intel/x64 little-endian OS=Linux
CC=gcc
Shadow count 0
Page buffers 0
Next header page 0
Database dialect 3
Creation date Feb 2, 2018 14:07:24
Attributes force write
Variable header data:
*END*
Gstat completion time Fri Mar 9 09:29:18 2018
Heap dump by heaptrc unit
355 memory blocks allocated : 948252/948432
355 memory blocks freed : 948252/948432
0 unfreed memory blocks : 0
True heap size : 131072
True free heap : 131072
An unhandled exception occurred at $00007FF97F0A3147:
EAccessViolation:
$00007FF97F0A3147
If comment out cthreads from the uses the exception is:
An unhandled exception occurred at $00007F21B71F5147:
EAccessViolation:
$00007F21B71F5147
$00007F21B71F751B
$00007F21B71F769C
$00007F21B746BFFF
If run with gdb (and cthreads):
Heap dump by heaptrc unit
355 memory blocks allocated : 948252/948432
355 memory blocks freed : 948252/948432
0 unfreed memory blocks : 0
True heap size : 131072
True free heap : 131072
[Thread 0x7ffff5991700 (LWP 2874) exited]
[Thread 0x7ffff6192700 (LWP 2873) exited]
[Thread 0x7ffff7fe3740 (LWP 2869) exited]
Cannot find user-level thread for LWP 2875: generic error
Any idea how to detect what/where is the source of the exception?
I use Linux 64bit, FPC 3.0.4 and Lazarus fixes_1_8.
Gabor
FB3API_IBX.tar.gz
Description: GNU Zip compressed data
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