Re: accessing debug info from code
Re: accessing debug info from code
- Subject: Re: accessing debug info from code
- From: lajos kamocsay <email@hidden>
- Date: Sat, 28 Jun 2008 20:55:54 -0400
- Domainkey-status: no signature
Thanks! Exactly what I needed.
On Jun 27, 2008, at 11:13 PM, Rick Altherr wrote:
On Jun 27, 2008, at 7:42 PM, lajos kamocsay wrote:
Hello,
Is there a way to get debug information from code?
I'd like to save the source code name, line being executed and the
call stack at certain points in the application while the program
is running.
Thanks,
-lajos
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A few ideas:
- Use __FILE__ and __LINE__ macros along with backtrace_symbols()
from libSystem. This won't be 100% accurate and won't report
objective-c methods.
- Use __FILE__ and __LINE__ macros along with backtrace(). Then run
the addresses through atos. atos will read the debugging
information from the binary and/or dSYM file. The backtrace is
guaranteed to be accurate, but it should be close if you aren't
using -fomit-frame-pointer.
--
Rick Altherr
Architecture and Performance Group
email@hidden
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