Ben Franksen wrote:
> /*
> The maximum length of a file element
> */
> long ln=MAX_FILE_LENGTH;
> char * narrow_dir_string = wcs2str(dir_string);
>
> /*
> In recursive mode, we look through the directory twice. If
> so, this rewind is needed.
> */
> rewinddir(dir);
>
> if (narrow_dir_string)
> {
> /*
> Find out how long the filename can be in a worst case
> scenario
> */
> ln = pathconf(narrow_dir_string, _PC_NAME_MAX);
>
> /*
> If not specified, use som large number as fallback
> */
> if (ln < 0)
> ln = MAX_FILE_LENGTH;
> free(narrow_dir_string);
> }
> fprintf(stderr, "malloc_arg=%lu\n",
> sizeof(wchar_t)*(base_len+ln+2));
> new_dir= (wchar_t *)malloc(sizeof(wchar_t)*(base_len+ln+2));
>
>
> where I added the printf before the malloc call. This is what I get
> immediately before the crash:
>
> ben@sarun ~> cd ctl/toonarrow_dir_string=0x7fd5140072a0
> malloc_arg=1028
> malloc_arg=8589934612
>
> So you try to allocate a ridiculous amount of memory which fails of
course.
>
> This is probably due to using MAX_FILE_LENGTH as the default for 'ln'; I
> guess you want something a bit saner here... ;-)
Stupid me, the MAX_FILE_LENGTH is defined as 1024 which is fine. The problem
is that the call to pathconf returns 2147483647.
Cheers
--
Ben Franksen
() ascii ribbon campaign - against html e-mail
/\ www.asciiribbon.org - against proprietary attachm€nts
------------------------------------------------------------------------------
Precog is a next-generation analytics platform capable of advanced
analytics on semi-structured data. The platform includes APIs for building
apps and a phenomenal toolset for data science. Developers can use
our toolset for easy data analysis & visualization. Get a free account!
http://www2.precog.com/precogplatform/slashdotnewsletter
_______________________________________________
Fish-users mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/fish-users
