Add recursive directory deletion #147
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Functions: - `nob_is_dir_empty()` - `nob_dir_iter_open()` - `nob_dir_iter_next()` - `nob_dir_iter_close()` - `nob_dir_iter_getname()`
New APIs in `nob.h`: - `nob_delete_directory()`: deletes empty directory - `nob_delete_directory_recursively()`: deletes directory recursively One internal function: - `nob__delete_directory_recursively()`
Change allocation method from dynamic allocation (malloc) to stack allocation.
From `nob_da_free(path_sb)` to `nob_sb_free(path_sb)`.
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This PR features a recursive directory deletion to
nob.hbased on the incremental directory iterator in #145, which is built upon DFS and its time complexity isO(n)(more exactly,O(f + d),fas the number of files,das the number of directories).New functions:
nob_delete_directory(): deletes empty directoriesnob_delete_directory_recursively(): deletes directories recursivelynob__delete_directory_recursively(): implementation ofnob_delete_directory_recursively()Example: