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* fix handling of d_name in struct direntRich Felker2011-06-061-3/+2
| | | | | | | | | | | | basically there are 3 choices for how to implement this variable-size string member: 1. C99 flexible array member: breaks using dirent.h with pre-C99 compiler. 2. old way: length-1 string: generates array bounds warnings in caller. 3. new way: length-NAME_MAX string. no problems, simplifies all code. of course the usable part in the pointer returned by readdir might be shorter than NAME_MAX+1 bytes, but that is allowed by the standard and doesn't hurt anything.
* safety fix for glob's vla usage: disallow patterns longer than PATH_MAXRich Felker2011-06-051-0/+2
| | | | | | | | | | | this actually inadvertently disallows some valid patterns with redundant / or * characters, but it's better than allowing unbounded vla allocation. eventually i'll write code to move the pattern to the stack and eliminate redundancy to ensure that it fits in PATH_MAX at the beginning of glob. this would also allow it to be modified in place for passing to fnmatch rather than copied at each level of recursion.
* initial check-in, version 0.5.0 v0.5.0Rich Felker2011-02-121-0/+238