/* - end - */ int zend(i_ctx_t *i_ctx_p) { if (ref_stack_count_inline(&d_stack) == min_dstack_size) { /* We would underflow the d-stack. */ return_error(e_dictstackunderflow); } while (dsp == dsbot) { /* We would underflow the current block. */ ref_stack_pop_block(&d_stack); } dsp--; dict_set_top(); return 0; }
/* Finish setting up a text operator. */ int op_show_finish_setup(i_ctx_t *i_ctx_p, gs_text_enum_t * penum, int npop, op_proc_t endproc /* end procedure */ ) { gs_text_enum_t *osenum = op_show_find(i_ctx_p); es_ptr ep = esp + snumpush; gs_glyph glyph; if (gs_currentcpsimode(igs->memory)) { /* CET 14-03.PS page 2 emits rangecheck before rendering a character. Early check the text to font compatibility with decomposing the text into characters.*/ int code = gs_text_count_chars(igs, gs_get_text_params(penum), imemory); if (code < 0) return code; } /* * If we are in the procedure of a cshow for a CID font and this is * a show operator, do something special, per the Red Book. */ if (osenum && SHOW_IS_ALL_OF(osenum, TEXT_FROM_STRING | TEXT_DO_NONE | TEXT_INTERVENE) && SHOW_IS_ALL_OF(penum, TEXT_FROM_STRING | TEXT_RETURN_WIDTH) && (glyph = gs_text_current_glyph(osenum)) != gs_no_glyph && glyph >= gs_min_cid_glyph && /* According to PLRM, we don't need to raise a rangecheck error, if currentfont is changed in the proc of the operator 'cshow'. */ gs_default_same_font (gs_text_current_font(osenum), gs_text_current_font(penum), true) ) { gs_text_params_t text; if (!(penum->text.size == 1 && penum->text.data.bytes[0] == (gs_text_current_char(osenum) & 0xff)) ) return_error(e_rangecheck); text = penum->text; text.operation = (text.operation & ~(TEXT_FROM_STRING | TEXT_FROM_BYTES | TEXT_FROM_CHARS | TEXT_FROM_GLYPHS | TEXT_FROM_SINGLE_CHAR)) | TEXT_FROM_SINGLE_GLYPH; text.data.d_glyph = glyph; text.size = 1; gs_text_restart(penum, &text); } if (osenum && osenum->current_font->FontType == ft_user_defined && osenum->orig_font->FontType == ft_composite && ((const gs_font_type0 *)osenum->orig_font)->data.FMapType == fmap_CMap) { /* A special behavior defined in PLRM3 section 5.11 page 389. */ penum->outer_CID = osenum->returned.current_glyph; } if (osenum == NULL && !(penum->text.operation & (TEXT_FROM_GLYPHS | TEXT_FROM_SINGLE_GLYPH))) { int ft = igs->root_font->FontType; if ((ft >= ft_CID_encrypted && ft <= ft_CID_TrueType) || ft == ft_CID_bitmap) return_error(e_typecheck); } make_mark_estack(ep - (snumpush - 1), es_show, op_show_cleanup); if (endproc == NULL) endproc = finish_show; make_null(&esslot(ep)); make_int(&esodepth(ep), ref_stack_count_inline(&o_stack) - npop); /* Save stack depth for */ make_int(&esddepth(ep), ref_stack_count_inline(&d_stack)); /* correct interrupt processing */ make_int(&esgslevel(ep), igs->level); make_null(&essfont(ep)); make_null(&esrfont(ep)); make_op_estack(&eseproc(ep), endproc); make_istruct(ep, 0, penum); esp = ep; return 0; }