1 /*
2  * Motif
3  *
4  * Copyright (c) 1987-2012, The Open Group. All rights reserved.
5  *
6  * These libraries and programs are free software; you can
7  * redistribute them and/or modify them under the terms of the GNU
8  * Lesser General Public License as published by the Free Software
9  * Foundation; either version 2 of the License, or (at your option)
10  * any later version.
11  *
12  * These libraries and programs are distributed in the hope that
13  * they will be useful, but WITHOUT ANY WARRANTY; without even the
14  * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15  * PURPOSE. See the GNU Lesser General Public License for more
16  * details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with these librararies and programs; if not, write
20  * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
21  * Floor, Boston, MA 02110-1301 USA
22 */
23 #ifdef REV_INFO
24 #ifndef lint
25 static char rcsid[] = "$TOG: UilLstLst.c /main/20 1999/07/21 09:03:16 vipin $"
26 #endif
27 #endif
28 
29 #ifdef HAVE_CONFIG_H
30 #include <config.h>
31 #endif
32 
33 
34 /*
35 **++
36 **  FACILITY:
37 **
38 **      User Interface Language Compiler (UIL)
39 **
40 **  ABSTRACT:
41 **
42 **      This module contains the procedures for managing the UIL listing.
43 **
44 **--
45 **/
46 
47 
48 /*
49 **
50 **  INCLUDE FILES
51 **
52 **/
53 
54 #include <X11/Intrinsic.h>
55 #include <Xm/Xm.h>
56 
57 #include <stdarg.h>
58 
59 #include "UilDefI.h"
60 
61 
62 /*
63 **
64 **  EXTERNAL storage used by the listing
65 **
66 */
67 
68 
69 /*
70 **
71 **  OWN storage used by the listing
72 **
73 */
74 
75 externaldef(uil_comp_glbl) char		Uil_lst_c_title2[132];
76 
77 static	    int			lst_l_usable_lines;
78 static	    int			lst_l_lines_left;
79 static	    int			lst_l_page_no;
80 static	    char		lst_c_title1[132];
81 static	    uil_fcb_type	*lst_az_fcb;
82 static	     boolean		lst_v_listing_open = FALSE;
83 
84 
85 /*
86 **++
87 **  FUNCTIONAL DESCRIPTION:
88 **
89 **      This function opens the UIL listing file to be written and
90 **	initializes OWN storage used by the listing package.
91 **
92 **  FORMAL PARAMETERS:
93 **
94 **      none
95 **
96 **  IMPLICIT INPUTS:
97 **
98 **      none
99 **
100 **  IMPLICIT OUTPUTS:
101 **
102 **      lst_l_usable_lines	    number of usable lines per page
103 **      lst_l_lines_left	    number of lines left on page
104 **      lst_l_page_no		    current page number
105 **      lst_c_title1		    title line 1
106 **      Uil_lst_c_title2		    title line 2
107 **      lst_v_listing_open	    can the listing be written to
108 **
109 **  FUNCTION VALUE:
110 **
111 **      void
112 **
113 **  SIDE EFFECTS:
114 **
115 **      listing file is opened
116 **
117 **--
118 **/
119 
lst_open_listing()120 void	lst_open_listing()
121 {
122     status  open_status;
123     _Xctimeparams	ctime_buf;
124 
125     /* allocate fcb */
126 
127     lst_az_fcb = (uil_fcb_type *)_get_memory( sizeof( uil_fcb_type ) );
128 
129     /* open the listing file */
130 
131     open_status =
132 	create_listing_file( lst_az_fcb );
133 
134     if ( open_status == src_k_open_error )
135     {
136 	diag_issue_diagnostic( d_listing_open,
137 			       diag_k_no_source, diag_k_no_column,
138 			       lst_az_fcb->expanded_name );
139         /* should never return - error is fatal */
140 
141 	return;
142     }
143 
144     lst_l_lines_left = 0;
145     lst_l_page_no = 0;
146     lst_v_listing_open = TRUE;
147 
148     sprintf(lst_c_title1,
149 	    "%s %s \t%s\t\t Page ",
150 	    _host_compiler, _compiler_version,
151 	    current_time(&ctime_buf));
152 
153     /*
154     **	Haven't parsed the module yet.
155     **  UilSarMod.c routines will fill it in.
156     */
157 
158     Uil_lst_c_title2[ 0 ] = 0;
159 
160 }
161 
162 /*
163 **++
164 **  FUNCTIONAL DESCRIPTION:
165 **
166 **      This function does the clean up processing for the listing facility.
167 **
168 **  FORMAL PARAMETERS:
169 **
170 **      none
171 **
172 **  IMPLICIT INPUTS:
173 **
174 **      lst_c_title1		    title line 1
175 **      Uil_lst_c_title2		    title line 2
176 **      lst_v_listing_open	    can the listing be written to
177 **
178 **  IMPLICIT OUTPUTS:
179 **
180 **      none
181 **
182 **  FUNCTION VALUE:
183 **
184 **      void
185 **
186 **  SIDE EFFECTS:
187 **
188 **      dynamic memory is freed
189 **
190 **--
191 **/
192 
Uil_lst_cleanup_listing()193 void	Uil_lst_cleanup_listing()
194 {
195     /*
196     **	Check that there is a listing file requested and that
197     **	it is not already in error.
198     */
199 
200     if (!(lst_v_listing_open && Uil_cmd_z_command.v_listing_file))
201 	return;
202 
203     /*
204     ** free fcb
205     */
206 
207     _free_memory((char*)lst_az_fcb);
208     lst_az_fcb = NULL;
209 }
210 
211 
212 
213 
214 
215 
216 
217 /*
218 **++
219 **  FUNCTIONAL DESCRIPTION:
220 **
221 **      routine to create the listing file.
222 **
223 **  FORMAL PARAMETERS:
224 **
225 **	az_fcb		    file control block for the file
226 **
227 **  IMPLICIT INPUTS:
228 **
229 **      none
230 **
231 **  IMPLICIT OUTPUTS:
232 **
233 **      none
234 **
235 **  FUNCTION VALUE:
236 **
237 **      src_k_open_normal
238 **      src_k_open_error
239 **
240 **  SIDE EFFECTS:
241 **
242 **      file is created
243 **
244 **--
245 **/
246 
create_listing_file(az_fcb)247 status	create_listing_file( az_fcb )
248 
249 uil_fcb_type			*az_fcb;
250 
251 {
252     /* place the file name in the expanded_name buffer */
253 
254     strcpy(az_fcb->expanded_name, Uil_cmd_z_command.ac_listing_file);
255 
256     /* open the file */
257 
258     az_fcb->az_file_ptr = fopen(Uil_cmd_z_command.ac_listing_file, "w");
259 
260     if (az_fcb->az_file_ptr == NULL)
261 	return src_k_open_error;
262 
263     /* assume 66 lines on a page */
264 
265     lst_l_usable_lines = 66 - 9;
266 
267     return src_k_open_normal;
268 }
269 
270 
271 /*
272 **++
273 **  FUNCTIONAL DESCRIPTION:
274 **
275 **      function to write a line to the listing file.
276 **
277 **  FORMAL PARAMETERS:
278 **
279 **      ac_line		text of the line to output
280 **
281 **  IMPLICIT INPUTS:
282 **
283 **      lst_l_lines_left
284 **      lst_l_usable_lines
285 **	lst_az_fcb
286 **	lst_c_title1
287 **	lst_c_title1
288 **
289 **  IMPLICIT OUTPUTS:
290 **
291 **      lst_l_lines_left
292 **
293 **  FUNCTION VALUE:
294 **
295 **      void
296 **
297 **  SIDE EFFECTS:
298 **
299 **      line output to file
300 **
301 **--
302 **/
303 
304 
lst_output_line(ac_line,v_new_page)305 void	lst_output_line( ac_line, v_new_page )
306 
307 char	*ac_line;
308 boolean	v_new_page;
309 
310 {
311     status	error_status;
312 
313     if (!lst_v_listing_open)
314 	return;
315 
316     /*
317     **	Update the current file and call the Status callback routine to report
318     **	our progress.
319     */
320     Uil_current_file = lst_az_fcb->expanded_name;
321     if (Uil_cmd_z_command.status_cb != (Uil_continue_type(*)())NULL)
322 	diag_report_status();
323 
324 
325     if ((lst_l_lines_left <= 0) || v_new_page)
326     {
327 	lst_l_page_no ++;
328 	lst_l_lines_left = lst_l_usable_lines;
329 
330 	fprintf(lst_az_fcb->az_file_ptr,
331 		"\f\n%s%d\n%s\n\n",
332 		lst_c_title1, lst_l_page_no, Uil_lst_c_title2);
333     }
334 
335     error_status = fprintf(lst_az_fcb->az_file_ptr, "%s\n", ac_line);
336 
337     if (error_status == EOF)
338     {
339 	lst_v_listing_open = FALSE;
340         diag_issue_diagnostic( d_listing_write,
341                                diag_k_no_source, diag_k_no_column,
342                                lst_az_fcb->expanded_name );
343     }
344 
345     lst_l_lines_left --;
346 
347     return;
348 }
349 
350 
351 /*
352 **++
353 **  FUNCTIONAL DESCRIPTION:
354 **
355 **     function to return ASCII date and time
356 **
357 **  FORMAL PARAMETERS:
358 **
359 **      void
360 **
361 **  IMPLICIT INPUTS:
362 **
363 **      void
364 **
365 **  IMPLICIT OUTPUTS:
366 **
367 **      void
368 **
369 **  FUNCTION VALUE:
370 **
371 **      pointer to a null terminated string
372 **
373 **  SIDE EFFECTS:
374 **
375 **      none
376 **
377 **--
378 **/
379 
current_time(_Xctimeparams * ctime_buf)380 char	*current_time(_Xctimeparams *ctime_buf)
381 {
382     time_t	time_location;
383     char	*ascii_time;
384 
385     time_location = time( 0 );
386 
387     ascii_time = _XCtime( &time_location, *ctime_buf );
388 
389     ascii_time[24] = 0;
390 
391     return ascii_time;
392 }
393 
394 
395 /*
396 **++
397 **  FUNCTIONAL DESCRIPTION:
398 **
399 **      This function outputs the UIL listing file
400 **
401 **  FORMAL PARAMETERS:
402 **
403 **
404 **  IMPLICIT INPUTS:
405 **
406 **
407 **  IMPLICIT OUTPUTS:
408 **
409 **
410 **  SIDE EFFECTS:
411 **
412 **
413 **--
414 **/
415 
lst_output_listing()416 void	lst_output_listing()
417 
418 {
419     src_source_record_type  *az_src_rec;
420     char		    src_buffer[ src_k_max_source_line_length+12 ];
421     char		    *src_ptr;
422     int			    i;
423 
424     /*
425     **	Check that there is a listing file requested and that
426     **	it is not already in error.
427     */
428 
429     if (!(lst_v_listing_open &&
430 	  Uil_cmd_z_command.v_listing_file)
431        )
432 	return;
433 
434     /*
435     **	Walk the list of source records.
436     */
437 
438     for (az_src_rec = src_az_first_source_record;
439 	 az_src_rec != NULL;
440 	 az_src_rec = az_src_rec->az_next_source_record)
441     {
442 
443 	/*
444 	**  place the line and file number in the output buffer
445 	*/
446 
447 	sprintf(src_buffer, "%5d (%d)\t",
448 		az_src_rec->w_line_number,
449 		az_src_rec->b_file_number);
450 
451 	src_ptr = &(src_buffer[ strlen( src_buffer ) ]);
452 
453 	src_retrieve_source( az_src_rec, src_ptr );
454 
455 	/*
456 	**  filter standard unprintable characters if necessary
457 	*/
458 
459 	if ( az_src_rec->b_flags & src_m_unprintable_chars)
460 	    lex_filter_unprintable_chars( (unsigned char*)src_ptr, strlen( src_ptr ), 0 );
461 
462 	/*
463 	**  replace leading formfeed with a blank
464 	*/
465 
466 	if ( az_src_rec->b_flags & src_m_form_feed)
467 	    *src_ptr = ' ';
468 
469 	lst_output_line( src_buffer,
470 			 (az_src_rec->b_flags & src_m_form_feed) != 0 );
471 
472 	/*
473 	**  if the line has messages, get them displayed
474 	*/
475 
476 	if (az_src_rec->az_message_list != NULL)
477 	{
478 	    lst_output_message_ptr_line( az_src_rec, src_ptr );
479 	    lst_output_messages( az_src_rec->az_message_list );
480 	}
481 
482 	/*
483 	**  if the line has machine code, get it displayed if requested
484 	*/
485 
486 	if ( (Uil_cmd_z_command.v_show_machine_code) &&
487 	     (az_src_rec->w_machine_code_cnt > 0) )
488 	{
489 	    lst_output_machine_code( az_src_rec );
490 	}
491 
492     }
493 
494     /*
495     **  output the orphan messages
496     */
497 
498     if (src_az_orphan_messages != NULL)
499 	lst_output_messages( src_az_orphan_messages );
500 
501     /*
502     **  output the file summary
503     */
504 
505     lst_output_line( " ", FALSE );
506 
507     for (i = 0; i <= src_l_last_source_file_number; i++) {
508 
509 	uil_fcb_type	*az_fcb;	    /* file control block ptr */
510 	char		buffer [132];
511 
512 	az_fcb = src_az_source_file_table [i];
513 	sprintf (buffer,
514 		 "     File (%d)   %s",
515 		 i, az_fcb->expanded_name );
516 	lst_output_line( buffer, FALSE );
517     }
518 
519     lst_output_line( " ", FALSE );
520 
521     return;
522 }
523 
524 /*
525 **++
526 **  FUNCTIONAL DESCRIPTION:
527 **
528 **      This function outputs a list of messages to the UIL listing file
529 **
530 **  FORMAL PARAMETERS:
531 **
532 **      az_message_item	    ptr to start of the message list
533 **
534 **  IMPLICIT INPUTS:
535 **
536 **
537 **  IMPLICIT OUTPUTS:
538 **
539 **      none
540 **
541 **  FUNCTION VALUE:
542 **
543 **      void
544 **
545 **  SIDE EFFECTS:
546 **
547 **      messages are written to the listing file
548 **
549 **--
550 **/
551 
lst_output_messages(az_message_item)552 void	lst_output_messages( az_message_item )
553 
554 src_message_item_type	*az_message_item;
555 
556 {
557     src_message_item_type	*az_msg;
558     char			buffer[132];
559     int				msg_no;
560     int				last_pos;
561     int				current_pos;
562 
563     last_pos = -1;
564     msg_no = 9;
565 
566     for (az_msg = az_message_item;
567 	 az_msg != NULL;
568 	 az_msg = az_msg->az_next_message)
569     {
570 	current_pos = az_msg->b_source_pos;
571 
572 	if (last_pos < current_pos)
573 	{
574 	    last_pos = current_pos;
575 	    if (last_pos == diag_k_no_column)
576 		msg_no = 0;
577 	    else
578 		msg_no = (msg_no % 9) + 1;
579 	}
580 
581 
582 	sprintf(buffer, "%s (%d) %s",
583 		diag_get_message_abbrev( az_msg->l_message_number ),
584 		msg_no,
585 		az_msg->c_text);
586 
587 	lst_output_line( buffer, FALSE );
588     }
589 
590     lst_output_line( " ", FALSE );
591 
592     return;
593 }
594 
595 /*
596 **++
597 **  FUNCTIONAL DESCRIPTION:
598 **
599 **      This function outputs a list of machine code items to the
600 **	UIL listing file
601 **
602 **  FORMAL PARAMETERS:
603 **
604 **      az_src_rec	    ptr to a source record
605 **
606 **  IMPLICIT INPUTS:
607 **
608 **
609 **  IMPLICIT OUTPUTS:
610 **
611 **      none
612 **
613 **  FUNCTION VALUE:
614 **
615 **      void
616 **
617 **  SIDE EFFECTS:
618 **
619 **      machine code is written to the listing file
620 **
621 **--
622 **/
623 
lst_output_machine_code(az_src_rec)624 void	lst_output_machine_code ( az_src_rec )
625 
626 src_source_record_type	*az_src_rec;
627 
628 {
629 
630     static	src_machine_code_type * * mc_array = NULL;
631     static	unsigned short mc_cnt = 0;
632 
633     src_machine_code_type	*az_code;
634     int				code_cnt, mc_i;
635 
636 /*	Go through the machine code list, and save the entries in
637 	the array; traverse them in reverse order.  Reuse the vector
638 	if it is large enough.	*/
639 
640 
641 
642     code_cnt = az_src_rec->w_machine_code_cnt;
643 
644     if ((int)mc_cnt < code_cnt) {
645 	if (mc_array != NULL) {
646 	    _free_memory ((char*)mc_array);
647 	}
648 	mc_array =
649 	    (src_machine_code_type * *)_get_memory (sizeof (char *) * code_cnt);
650 	mc_cnt = code_cnt;
651     }
652 
653     for (az_code = az_src_rec->az_machine_code_list, mc_i = 0;
654 	 az_code != NULL;
655 	 az_code = az_code->az_next_machine_code, mc_i++) {
656 	mc_array [mc_i] = az_code;
657     }
658 
659     for (mc_i = code_cnt - 1; mc_i >= 0; mc_i--)
660     {
661 
662 #define BIT_64_LONG   ((sizeof(long)*8)==64)
663 
664 #define         OFFSET_COL      (BIT_64_LONG ? 75 : 43) /*should be 75 on 64 bit mach, 43 on 32*/
665 #define         TEXT_COL        (BIT_64_LONG ? 82 : 50) /*82 on 64 bit mach, 50 on 32*/
666 #define         BUF_LEN         (BIT_64_LONG ? 164 : 132) /*164 on 64 bit mach. 132 on 32 bit mach.*/
667 #define         HEX_PER_WORD    4
668 #define         HEX_PER_LONG    (BIT_64_LONG ? 16 : 8) /*should be 16 on 64 bit mach., 8 on 32 bit mach*/
669 
670 #define		LONG_PER_LINE	4
671 #define		ASCII_PER_LINE	(LONG_PER_LINE * sizeof (long))
672 
673 	unsigned short 	long_cnt, extra_byte_cnt, text_len, code_len,
674 			line_cnt, extra_long_cnt, i, j, code_offset;
675 	unsigned char	buffer[ BUF_LEN + 1 ], * text_ptr,
676 			hex_longword [HEX_PER_LONG + 1], line_written;
677 	unsigned long	* code_ptr;
678 
679 	unsigned long temp_long;
680         static unsigned short start_hex_long [4];
681 	/*if 64-bit environment, it should have vals { 55, 38, 21, 4 };
682 	  if 32 bit environment, { 31, 22, 13, 4 };
683 	*/
684 	start_hex_long[0]=(BIT_64_LONG ? 55 : 31);
685 	start_hex_long[1]=(BIT_64_LONG ? 38 : 22);
686 	start_hex_long[2]=(BIT_64_LONG ? 21 : 13);
687 	start_hex_long[3]=4;
688 
689 
690 	az_code = mc_array [mc_i];
691 
692 	code_ptr = (unsigned long *)az_code -> data.c_data;
693 	code_len = az_code -> w_code_len;
694 	code_offset = az_code -> w_offset;
695 	text_ptr = (unsigned char *)(& az_code -> data.c_data [code_len]);
696 	text_len = strlen ((char *)text_ptr);
697 	if (text_len > (unsigned short) (BUF_LEN - TEXT_COL + 1))
698 	    text_len = BUF_LEN - TEXT_COL + 1;
699 
700 	long_cnt = code_len / sizeof (char *);
701 	line_cnt = long_cnt / LONG_PER_LINE;
702 	extra_long_cnt = long_cnt % LONG_PER_LINE;
703 	extra_byte_cnt = code_len % sizeof (char *);
704 
705 	_fill (buffer, ' ', sizeof buffer - 1);
706 
707 
708 	sprintf ((char *)hex_longword, "%04X", code_offset);
709 	_move  (& buffer [OFFSET_COL - 1], hex_longword, HEX_PER_WORD);
710 
711 	_move (& buffer [TEXT_COL - 1], text_ptr, text_len);
712 	buffer [TEXT_COL + text_len] = '\0';
713 
714 	line_written = FALSE;
715 
716 /*
717 **	Write out entire lines.  Clear the text after the first line.
718 **	Filter all non-printable characters.
719 */
720 
721 	for (i = 0; i < line_cnt; i++) {
722 
723 	    if (text_len == 0) {
724 		_move  (& buffer [TEXT_COL - 1], code_ptr, ASCII_PER_LINE);
725 		lex_filter_unprintable_chars ((unsigned char*)
726 			& buffer [TEXT_COL - 1], ASCII_PER_LINE,
727 			lex_m_filter_tab );
728 		buffer [TEXT_COL - 1 + ASCII_PER_LINE] = '\0';
729 	    }
730 
731 	    for (j = 0; j < LONG_PER_LINE; j++, code_ptr++) {
732 
733 
734 	      if (BIT_64_LONG){
735 
736 		sprintf ((char *)hex_longword, "%lX", (* code_ptr));
737 	      }
738 	      else{
739                 sprintf ((char *)hex_longword, "%08lX", (* code_ptr));
740 	      }
741 
742 		_move (& buffer [start_hex_long [j]],
743 			hex_longword, HEX_PER_LONG);
744 
745 	    }
746 
747 
748 	    lst_output_line((char*) buffer, FALSE );
749 	    line_written = TRUE;
750 
751 	    code_offset += LONG_PER_LINE * sizeof (long);
752 	    sprintf ((char *)hex_longword, "%04X", code_offset);
753 	    _move  (& buffer [OFFSET_COL - 1], hex_longword, HEX_PER_WORD);
754 
755 	    if (i == 0 && text_len > 0) {
756 		_fill (& buffer [TEXT_COL - 1], ' ', text_len);
757 	    }
758 	}
759 
760 /*	Write out a partial line.	*/
761 
762 	if (extra_long_cnt > 0 || extra_byte_cnt > 0) {
763 
764 	    if (text_len == 0) {
765 		int	ascii_cnt;
766 
767 		ascii_cnt = (extra_long_cnt * sizeof (long)) + extra_byte_cnt;
768 		_move  (& buffer [TEXT_COL - 1], code_ptr, ascii_cnt);
769 		lex_filter_unprintable_chars ((unsigned char*)
770 			& buffer [TEXT_COL - 1], ascii_cnt,
771 			lex_m_filter_tab );
772 		buffer [TEXT_COL - 1 + ascii_cnt] = '\0';
773 	    }
774 
775 /*	Clear code from previous lines, keeping the offset and text if
776 	it is there. */
777 
778 	    _fill (buffer, ' ', OFFSET_COL - 1);
779 
780 	    if (extra_long_cnt > 0) {
781 
782 /*	Format the code longwords.	*/
783 
784 		for (i = 0; i < extra_long_cnt; i++, code_ptr++) {
785                     unsigned long temp_long;
786 		    if (BIT_64_LONG){
787 /*		      _move( (char*) &temp_long, (char*) code_ptr, sizeof(temp_long));*/
788 		      sprintf ((char *)hex_longword, "%lX", (* code_ptr));
789 		    }
790 		    else{
791 		      sprintf ((char *)hex_longword, "%08lX", (*code_ptr));
792 		    }
793 
794 		    _move (& buffer [start_hex_long [i]],
795 			hex_longword, HEX_PER_LONG);
796 		}
797 	    }
798 
799 /*	Format the extra code bytes.	*/
800 
801 	    if (extra_byte_cnt > 0) {
802 		int		l;
803 		unsigned char	extra_bytes [sizeof (long)];
804 
805 		_move (extra_bytes, code_ptr, extra_byte_cnt);
806 		_fill (hex_longword, ' ', HEX_PER_LONG);
807 		for (l = extra_byte_cnt - 1; l >= 0; l--) {
808 		if (BIT_64_LONG)
809 		    sprintf ((char *)
810 			     & hex_longword [HEX_PER_LONG - (2 * (l + 1))],
811 			     "%02X", extra_bytes [l]);
812 		else
813 		    sprintf ((char *)
814 			     & hex_longword [HEX_PER_LONG - (2 * (l + 1))],
815 			     "%02X", extra_bytes [extra_byte_cnt-l-1]);
816 
817 		}
818 		_move (& buffer [start_hex_long [extra_long_cnt]],
819 			hex_longword, HEX_PER_LONG);
820 	    }
821 
822 /*	Output the partial line.	*/
823 
824 	    lst_output_line( (char*)buffer, FALSE );
825 
826 	    line_written = TRUE;
827 
828 	}
829 
830 	if (! line_written) {
831 	    if (text_len > 0) {
832 		lst_output_line((char*) buffer, FALSE );
833 	    } else {
834 		lst_output_line( " ", FALSE );
835 	    }
836 	}
837 
838     }
839 
840 
841 
842     return;
843 }
844 
845 /*
846 **++
847 **  FUNCTIONAL DESCRIPTION:
848 **
849 **      This function outputs a pointer line showing the position of
850 **	diagnostics to the UIL listing file.
851 **
852 **  FORMAL PARAMETERS:
853 **
854 **      az_src_rec	    ptr to a source record
855 **
856 **  IMPLICIT INPUTS:
857 **
858 **      none
859 **
860 **  IMPLICIT OUTPUTS:
861 **
862 **      none
863 **
864 **  FUNCTION VALUE:
865 **
866 **      void
867 **
868 **  SIDE EFFECTS:
869 **
870 **      message ptr line is written to the listing file
871 **
872 **--
873 **/
874 
lst_output_message_ptr_line(az_src_rec,src_buffer)875 void	lst_output_message_ptr_line( az_src_rec, src_buffer )
876 
877 src_source_record_type	*az_src_rec;
878 char			*src_buffer;
879 
880 {
881     src_message_item_type	*az_msg;
882     char			buffer[ src_k_max_source_line_length + 3 ];
883     char			*ptr_buffer;
884     int				msg_no;
885     int				pos;
886     int				msg_pos;
887     char			c_char;
888     boolean			v_output_line;
889 
890     if (_src_null_access_key( az_src_rec->z_access_key) )
891 	return;
892 
893     msg_no = 9;
894 
895     buffer[ 0 ] = '\t';
896     buffer[ 1 ] = '\t';
897     ptr_buffer = &buffer[ 2 ];
898 
899     az_msg = az_src_rec->az_message_list;
900     if (az_msg == NULL)
901 	return;
902     msg_pos = az_msg->b_source_pos;
903     if (msg_pos == diag_k_no_column)
904 	return;
905 
906     v_output_line = FALSE;
907 
908     for (pos = 0;  c_char = src_buffer[ pos ], c_char != 0; )
909     {
910 	if (pos < msg_pos)
911 	{
912 	    if (c_char == '\t')
913 		ptr_buffer[ pos++ ] = '\t';
914 	    else
915 		ptr_buffer[ pos++ ] = ' ';
916 
917 	    continue;
918 	}
919 
920 	msg_no = (msg_no % 9) + 1;
921 	ptr_buffer[ pos++ ] = msg_no + '0';
922 	v_output_line = TRUE;
923 
924 next_message:
925 	az_msg = az_msg->az_next_message;
926 	if (az_msg == NULL)
927 	    goto finished_scan;
928 	msg_pos = az_msg->b_source_pos;
929 	if ((pos-1) == msg_pos)			/* pos already advanced */
930 	    goto next_message;
931 	if (msg_pos == diag_k_no_column)
932 	    goto finished_scan;
933 
934     }
935 
936 finished_scan:
937     ptr_buffer[ pos ] = 0;
938 
939     if (v_output_line)
940 	lst_output_line( buffer, FALSE );
941 
942     return;
943 }
944 
945 
946 /*
947 **++
948 **  FUNCTIONAL DESCRIPTION:
949 **
950 **      lst_debug_output sends debugging info to the listing file if
951 **	there is one; if not the output goes to standard output.
952 **
953 **  FORMAL PARAMETERS:
954 **
955 **      standard Xprintf argument list
956 **
957 **  IMPLICIT INPUTS:
958 **
959 **      lst_v_listing_open
960 **
961 **  IMPLICIT OUTPUTS:
962 **
963 **      none
964 **
965 **  FUNCTION VALUE:
966 **
967 **      void
968 **
969 **  SIDE EFFECTS:
970 **
971 **      print lines either in the listing file or to standard output
972 **
973 **--
974 **/
975 
976 static	int	cur_pos=0;
977 static	char	buffer[132];
978 
lst_debug_output(char * format,...)979 void	lst_debug_output
980 
981 	(char *format, ...)
982 {
983     va_list	ap;			/* ptr to variable length parameter */
984 
985     /*
986     **	establish the start of the parameter list
987     */
988 
989     va_start(ap,format);
990 
991     /*
992     **	check if the listing file is open for output
993     */
994 
995     if (lst_v_listing_open)
996     {
997 	int	count;
998 	char	*ptr;
999 
1000 	vsprintf( &(buffer[cur_pos]), format, ap );
1001 
1002 	for ( ptr=buffer; ptr[0] != '\0'; ptr += (count+1) )
1003 	{
1004 	    _assert( ptr <= &(buffer[132]), "Overflowed debug listing buffer" );
1005 	    count = strcspn( ptr, "\n" );
1006 	    if (count == strlen( ptr ))
1007 	    {
1008 		cur_pos = ptr - buffer + count;
1009 		return;
1010 	    }
1011 	    else
1012 	    {
1013 		ptr[ count ] = '\0';
1014 	    }
1015 	    lst_output_line( ptr, FALSE );
1016 	}
1017 	cur_pos = 0;
1018 
1019     }
1020     else
1021  	vprintf( format, ap );
1022 
1023     va_end(ap);
1024 }
1025