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Avoid out-of-range lookup when FileLister::browse is passed empty string

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When the path is the empty string, it is handled as the current working
directory, which is consistent with how relative paths are handled.
This commit is contained in:
Maarten ter Huurne 2014-08-17 10:22:09 +02:00
parent 20725fcdda
commit ba09d2599d
1 changed files with 2 additions and 1 deletions
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src/filelister.cpp
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@ -71,8 +71,9 @@ bool FileLister::browse(const string& path, bool clean)
} }
string slashedPath = path; string slashedPath = path;
if (path[path.length() - 1] != '/') if (!path.empty() && path[path.length() - 1] != '/') {
slashedPath.push_back('/'); slashedPath.push_back('/');
}
DIR *dirp; DIR *dirp;
if ((dirp = opendir(slashedPath.c_str())) == NULL) { if ((dirp = opendir(slashedPath.c_str())) == NULL) {