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Use std::move_backward for file_getdirlist

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This commit is contained in:
Kp 2015-04-26 20:15:50 +00:00
parent fd6ac87c25
commit f00ec13c0f
1 changed files with 5 additions and 4 deletions
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9
common/ui/file.cpp
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@ -68,10 +68,11 @@ static char **file_getdirlist(int *NumDirs, const char *dir)
{
// Put the 'go to parent directory' sequence '..' first
(*NumDirs)++;
list = (char **)realloc(list, sizeof(char *)*(*NumDirs + 1));
list[*NumDirs] = NULL; // terminate
for (i = list + *NumDirs - 1; i != list; i--)
*i = i[-1];
auto r = reinterpret_cast<char **>(realloc(list, sizeof(char *)*(*NumDirs + 1)));
if (!r)
return list;
list = r;
std::move_backward(list, list + *NumDirs, list + *NumDirs + 1);
list[0] = d_strdup("..");
}