18 #define DIR_SEPARATOR '/' void my_no_suffix(const char *file, char *dest)
FILE * open_file_for_writing(const char *filename)
char * my_strdup(const char *s)
void my_basename_no_suffix(const char *file, char *dest)
void my_basename(const char *file, char *dest)
FILE * open_file_for_reading(const char *filename)