• There is a list of restricted operators. If these operators are used in an EPS
file, they must be used in accordance with the guidelines presented in
Appendix I of the
PostScript Language Reference Manual, Second Edi-
tion.
• The operand and dictionary stacks must be returned to the state that they
were in before the EPS file was executed.
• It is strongly recommended that an EPS file make its definitions in its own
dictionary or dictionaries.
• An EPS file must not rely on procedures defined outside of the server loop,
such as procedures defined in the LaserPrep file.
Changes Relevant to Applications Importing EPS Files
To help clarify the responsibilities of an application including an EPS file,
rules:
• The including application must define
showpage
as null.
• The application must prepare the graphics state for the EPS file.
• The application must give the EPS file a clear operand stack.
• The application must surround the included EPS file by the
%%Begin(End)Document:
comments.
32
Appendix: Changes Since Earlier Versions
(1 May 92)