Utility IO Function header file

Functions
EST_String	make_tmp_filename ()
	Make a unique temporary filename.
EST_String	stdin_to_file ()
	Copy stdin to a file and return the name of that tmpfile.
int	writable_file (char *filename)
	return true if this file is writeable
int	readable_file (char *filename)
	return true if this file is readable
int	delete_file (const EST_String &filename)
	OS independent way of removing a file.
EST_String	uncompress_file_to_temporary (const EST_String &filename, const EST_String &prog_name)
	Uncompress file by calling program prog, and write it to new tempoary file. Return name of temporary file.
int	compress_file_in_place (const EST_String &filename, const EST_String &prog_name)
	Uncompress file and over-write existing file with uncompressed version.
int	compress_file (const EST_String &filename, const EST_String &new_filename, const EST_String &prog_name)
	compress file by calling program prog, writing result to new_filename

Detailed Description