Ahh, C memory management and str functions are fun! I like them soooo much, I chose `memcpy` as my vanity domain!
On Tue, Oct 22, 2024 at 2:14 PM William R. Elliot <[email protected]> wrote: > At 02:41 AM 10/22/2024, Jim Klimov wrote: > > Hello, always nice to hear about new drivers :) > > OTOH, check for any variables you might have been re-using, so their > earlier state impacts later runs - whether buffers allocated statically (or > by caller without rewinding the pointer and maybe nulling the contents), or > position counters, etc. Similarly, be sure to pre-initialize anything of > value and not start out with random bits from the stack. > > Also if it is about a series of calls - are there some (loop?) conditions > between the calls that might just preclude them from being called in the > first place? > > Old-school tracing with debug printouts is good in very many cases; > otherwise it can really help to stage a run in an IDE with a debugger. > Cross-platform wise, I've had consistently good experience with NetBeans > (installing the C/C++ plugin from the NB 8.2 archive after every NB upgrade > is a PITA though); VSCode also worked (at least when I drilled into NUT for > Windows builds with MSYS2) - hints on both are in NUT docs. > > Hope this helps, > Jim Klimov > > > > On Tue, Oct 22, 2024 at 5:01 AM William R. Elliot <[email protected]> > wrote: > > Hello all, > > In my new driver I have a function that searches for the position of > a known substring in a delimited string. I am trying to populate a > series of integer variables with the position value of various > substrings. The first call to the function performs correctly but the > remaining calls in the code series are not being executed (there are > six more calls after the first successful one). Any ideas why only > the first call is being done? > > Similarly, I have another function that takes a position variable and > pulls the data in the nth position from a delimited string. There is > also a series of these called in a row and only the first is being called. > > Any ideas on what to look for would be appreciated. > > Thanks, > > Bill > > > > -- > This email has been checked for viruses by AVG antivirus software. > www.avg.com > > _______________________________________________ > Nut-upsdev mailing list > [email protected] > https://alioth-lists.debian.net/cgi-bin/mailman/listinfo/nut-upsdev > > > Thanks for the response Jim. > > The problem had to do with my mis-understanding of the strtok library > function internals. Making a local copy of the source string in my > function(s) solved the problem as the source buffer was getting whacked by > strtok. > > Moving on. > > Bill > > > > <http://www.avg.com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient> > Virus-free.www.avg.com > <http://www.avg.com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient> > <#m_3051551105968768373_DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> > _______________________________________________ > Nut-upsdev mailing list > [email protected] > https://alioth-lists.debian.net/cgi-bin/mailman/listinfo/nut-upsdev >
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