extern char *git_path(const char *fmt, ...);
extern char *sha1_file_name(const unsigned char *sha1);
+int safe_create_leading_directories(char *path);
+
/* Read and unpack a sha1 file into memory, write memory to a sha1 file */
extern void * map_sha1_file(const unsigned char *sha1, unsigned long *size);
extern int unpack_sha1_header(z_stream *stream, void *map, unsigned long mapsize, void *buffer, unsigned long size);