xref: /titanic_44/usr/src/cmd/msgfmt/xgettext.c (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 1991, 1999, 2001-2002 Sun Microsystems, Inc.
24  * All rights reserved.
25  * Use is subject to license terms.
26  */
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #include	<ctype.h>
30 #include	<stdio.h>
31 #include	<stdlib.h>
32 #include	<string.h>
33 
34 #define	TRUE	1
35 #define	FALSE	0
36 #define	MAX_PATH_LEN	1024
37 #define	MAX_DOMAIN_LEN	1024
38 #define	MAX_STRING_LEN  2048
39 
40 #define	USAGE	"Usage:	xgettext [-a [-x exclude-file]] [-jns]\
41 [-c comment-tag]\n	[-d default-domain] [-m prefix] \
42 [-M suffix] [-p pathname] files ...\n\
43 	xgettext -h\n"
44 
45 #define	DEFAULT_DOMAIN	"messages"
46 
47 extern char	yytext[];
48 extern int	yylex(void);
49 
50 /*
51  * Contains a list of strings to be used to store ANSI-C style string.
52  * Each quoted string is stored in one node.
53  */
54 struct strlist_st {
55 	char			*str;
56 	struct strlist_st	*next;
57 };
58 
59 /*
60  * istextdomain	: Boolean telling if this node contains textdomain call.
61  * isduplicate 	: Boolean telling if this node duplicate of any other msgid.
62  * msgid	: contains msgid or textdomain if istextdomain is true.
63  * msgstr	: contains msgstr.
64  * comment	: comment extracted in case of -c option.
65  * fname	: tells which file contains msgid.
66  * linenum	: line number in the file.
67  * next   	: Next node.
68  */
69 struct element_st {
70 	char			istextdomain;
71 	char			isduplicate;
72 	struct strlist_st	*msgid;
73 	struct strlist_st	*msgstr;
74 	struct strlist_st	*comment;
75 	char			*fname;
76 	int			linenum;
77 	struct element_st	*next;
78 };
79 
80 /*
81  * dname	   : domain name. NULL if default domain.
82  * gettext_head    : Head of linked list containing [d]gettext().
83  * gettext_tail    : Tail of linked list containing [d]gettext().
84  * textdomain_head : Head of linked list containing textdomain().
85  * textdomain_tail : Tail of linked list containing textdomain().
86  * next		   : Next node.
87  *
88  * Each domain contains two linked list.
89  *	(gettext_head,  textdomain_head)
90  * If -s option is used, then textdomain_head contains all
91  * textdomain() calls and no textdomain() calls are stored in gettext_head.
92  * If -s option is not used, textdomain_head is empty list and
93  * gettext_head contains all gettext() dgettext(), and textdomain() calls.
94  */
95 struct domain_st {
96 	char			*dname;
97 	struct element_st	*gettext_head;
98 	struct element_st	*gettext_tail;
99 	struct element_st	*textdomain_head;
100 	struct element_st	*textdomain_tail;
101 	struct domain_st	*next;
102 };
103 
104 /*
105  * There are two domain linked lists.
106  * def_dom contains default domain linked list and
107  * dom_head contains all other deomain linked lists to be created by
108  * dgettext() calls.
109  */
110 static struct domain_st	*def_dom = NULL;
111 static struct domain_st	*dom_head = NULL;
112 static struct domain_st	*dom_tail = NULL;
113 
114 /*
115  * This linked list contains a list of strings to be excluded when
116  * -x option is used.
117  */
118 static struct exclude_st {
119 	struct strlist_st	*exstr;
120 	struct exclude_st	*next;
121 } *excl_head;
122 
123 /*
124  * All option flags and values for each option if any.
125  */
126 static int	aflg = FALSE;
127 static int	cflg = FALSE;
128 static char	*comment_tag = NULL;
129 static char	*default_domain = NULL;
130 static int	hflg = FALSE;
131 static int	jflg = FALSE;
132 static int	mflg = FALSE;
133 static int	Mflg = FALSE;
134 static char	*suffix = NULL;
135 static char	*prefix = NULL;
136 static int	nflg = FALSE;
137 static int	pflg = FALSE;
138 static char	*pathname = NULL;
139 static int	sflg = FALSE;
140 static int	tflg = FALSE;	/* Undocumented option to extract dcgettext */
141 static int	xflg = FALSE;
142 static char	*exclude_file = NULL;
143 
144 /*
145  * Each variable shows the current state of parsing input file.
146  *
147  * in_comment    : Means inside comment block (C or C++).
148  * in_cplus_comment    : Means inside C++ comment block.
149  * in_gettext    : Means inside gettext call.
150  * in_dgettext   : Means inside dgettext call.
151  * in_dcgettext  : Means inside dcgettext call.
152  * in_textdomain : Means inside textdomain call.
153  * in_str	 : Means currently processing ANSI style string.
154  * in_quote	 : Means currently processing double quoted string.
155  * in_skippable_string	: Means currently processing double quoted string,
156  *                        that occurs outside a call to gettext, dgettext,
157  *                        dcgettext, textdomain, with -a not specified.
158  * is_last_comment_line : Means the current line is the last line
159  *			  of the comment block. This is necessary because
160  *			  in_comment becomes FALSE when '* /' is encountered.
161  * is_first_comma_found : This is used only for dcgettext because dcgettext()
162  *			  requires 2 commas. So need to do different action
163  *			  depending on which commas encountered.
164  * num_nested_open_paren : This keeps track of the number of open parens to
165  *			   handle dcgettext ((const char *)0,"msg",LC_TIME);
166  */
167 static int	in_comment		= FALSE;
168 static int	in_cplus_comment	= FALSE;
169 static int	in_gettext		= FALSE;
170 static int	in_dgettext		= FALSE;
171 static int	in_dcgettext		= FALSE;
172 static int	in_textdomain		= FALSE;
173 static int	in_str			= FALSE;
174 static int	in_quote		= FALSE;
175 static int	is_last_comment_line	= FALSE;
176 static int	is_first_comma_found	= FALSE;
177 static int	in_skippable_string	= FALSE;
178 static int	num_nested_open_paren	= 0;
179 
180 /*
181  * This variable contains the first line of gettext(), dgettext(), or
182  * textdomain() calls.
183  * This is necessary for multiple lines of a single call to store
184  * the starting line.
185  */
186 static int	linenum_saved = 0;
187 
188 int	stdin_only = FALSE;	/* Read input from stdin */
189 
190 /*
191  * curr_file    : Contains current file name processed.
192  * curr_domain  : Contains the current domain for each dgettext().
193  *		  This is NULL for gettext().
194  * curr_line    : Contains the current line processed.
195  * qstring_buf  : Contains the double quoted string processed.
196  * curr_linenum : Line number being processed in the current input file.
197  * warn_linenum : Line number of current warning message.
198  */
199 char	curr_file[MAX_PATH_LEN];
200 static char	curr_domain[MAX_DOMAIN_LEN];
201 static char	curr_line[MAX_STRING_LEN];
202 static char	qstring_buf[MAX_STRING_LEN];
203 int	curr_linenum = 1;
204 int	warn_linenum = 0;
205 
206 /*
207  * strhead  : This list contains ANSI style string.
208  *		Each node contains double quoted string.
209  * strtail  : This is the tail of strhead.
210  * commhead : This list contains comments string.
211  *		Each node contains one line of comment.
212  * commtail : This is the tail of commhead.
213  */
214 static struct strlist_st	*strhead = NULL;
215 static struct strlist_st	*strtail = NULL;
216 static struct strlist_st	*commhead = NULL;
217 static struct strlist_st	*commtail = NULL;
218 
219 /*
220  * gargc : Same as argc. Used to pass argc to lex routine.
221  * gargv : Same as argv. Used to pass argc to lex routine.
222  */
223 int	gargc;
224 char	**gargv;
225 
226 static void add_line_to_comment(void);
227 static void add_qstring_to_str(void);
228 static void add_str_to_element_list(int, char *);
229 static void copy_strlist_to_str(char *, struct strlist_st *);
230 static void end_ansi_string(void);
231 static void free_strlist(struct strlist_st *);
232 void handle_newline(void);
233 static void initialize_globals(void);
234 static void output_comment(FILE *, struct strlist_st *);
235 static void output_msgid(FILE *, struct strlist_st *, int);
236 static void output_textdomain(FILE *, struct element_st *);
237 static void print_help(void);
238 static void read_exclude_file(void);
239 static void trim_line(char *);
240 static void write_all_files(void);
241 static void write_one_file(struct domain_st *);
242 
243 static void lstrcat(char *, const char *);
244 
245 /*
246  * Utility functions to malloc a node and initialize fields.
247  */
248 static struct domain_st  *new_domain(void);
249 static struct strlist_st *new_strlist(void);
250 static struct element_st *new_element(void);
251 static struct exclude_st *new_exclude(void);
252 
253 /*
254  * Main program of xgettext.
255  */
256 int
main(int argc,char ** argv)257 main(int argc, char **argv)
258 {
259 	int		opterr = FALSE;
260 	int		c;
261 
262 	initialize_globals();
263 
264 	while ((c = getopt(argc, argv, "jhax:nsc:d:m:M:p:t")) != EOF) {
265 		switch (c) {
266 		case 'a':
267 			aflg = TRUE;
268 			break;
269 		case 'c':
270 			cflg = TRUE;
271 			comment_tag = optarg;
272 			break;
273 		case 'd':
274 			default_domain = optarg;
275 			break;
276 		case 'h':
277 			hflg = TRUE;
278 			break;
279 		case 'j':
280 			jflg = TRUE;
281 			break;
282 		case 'M':
283 			Mflg = TRUE;
284 			suffix = optarg;
285 			break;
286 		case 'm':
287 			mflg = TRUE;
288 			prefix = optarg;
289 			break;
290 		case 'n':
291 			nflg = TRUE;
292 			break;
293 		case 'p':
294 			pflg = TRUE;
295 			pathname = optarg;
296 			break;
297 		case 's':
298 			sflg = TRUE;
299 			break;
300 		case 't':
301 			tflg = TRUE;
302 			break;
303 		case 'x':
304 			xflg = TRUE;
305 			exclude_file = optarg;
306 			break;
307 		case '?':
308 			opterr = TRUE;
309 			break;
310 		}
311 	}
312 
313 	/* if -h is used, ignore all other options. */
314 	if (hflg == TRUE) {
315 		(void) fprintf(stderr, USAGE);
316 		print_help();
317 		exit(0);
318 	}
319 
320 	/* -x can be used only with -a */
321 	if ((xflg == TRUE) && (aflg == FALSE))
322 		opterr = TRUE;
323 
324 	/* -j cannot be used with -a */
325 	if ((jflg == TRUE) && (aflg == TRUE)) {
326 		(void) fprintf(stderr,
327 		"-a and -j options cannot be used together.\n");
328 		opterr = TRUE;
329 	}
330 
331 	/* -j cannot be used with -s */
332 	if ((jflg == TRUE) && (sflg == TRUE)) {
333 		(void) fprintf(stderr,
334 		"-j and -s options cannot be used together.\n");
335 		opterr = TRUE;
336 	}
337 
338 	if (opterr == TRUE) {
339 		(void) fprintf(stderr, USAGE);
340 		exit(2);
341 	}
342 
343 	/* error, if no files are specified. */
344 	if (optind == argc) {
345 		(void) fprintf(stderr, USAGE);
346 		exit(2);
347 	}
348 
349 	if (xflg == TRUE) {
350 		read_exclude_file();
351 	}
352 
353 	/* If files are -, then read from stdin */
354 	if (argv[optind][0] == '-') {
355 		stdin_only = TRUE;
356 		optind++;
357 	} else {
358 		stdin_only = FALSE;
359 	}
360 
361 	/* Store argc and argv to pass to yylex() */
362 	gargc = argc;
363 	gargv = argv;
364 
365 #ifdef DEBUG
366 	(void) printf("optind=%d\n", optind);
367 	{
368 	int i = optind;
369 	for (; i < argc; i++) {
370 		(void) printf("   %d, <%s>\n", i, argv[i]);
371 	}
372 	}
373 #endif
374 
375 	if (stdin_only == FALSE) {
376 		if (freopen(argv[optind], "r", stdin) == NULL) {
377 			(void) fprintf(stderr,
378 			"ERROR, can't open input file: %s\n", argv[optind]);
379 			exit(2);
380 		}
381 		(void) strcpy(curr_file, gargv[optind]);
382 		optind++;
383 	}
384 
385 	/*
386 	 * Process input.
387 	 */
388 	(void) yylex();
389 
390 #ifdef DEBUG
391 	printf("\n======= default_domain ========\n");
392 	print_one_domain(def_dom);
393 	printf("======= domain list ========\n");
394 	print_all_domain(dom_head);
395 #endif
396 
397 	/*
398 	 * Write out all .po files.
399 	 */
400 	write_all_files();
401 
402 	return (0);
403 } /* main */
404 
405 /*
406  * Prints help information for each option.
407  */
408 static void
print_help(void)409 print_help(void)
410 {
411 	(void) fprintf(stderr, "\n");
412 	(void) fprintf(stderr,
413 		"-a\t\t\tfind ALL strings\n");
414 	(void) fprintf(stderr,
415 		"-c <comment-tag>\tget comments containing <flag>\n");
416 	(void) fprintf(stderr,
417 	"-d <default-domain>\tuse <default-domain> for default domain\n");
418 	(void) fprintf(stderr,
419 		"-h\t\t\tHelp\n");
420 	(void) fprintf(stderr,
421 		"-j\t\t\tupdate existing file with the current result\n");
422 	(void) fprintf(stderr,
423 		"-M <suffix>\t\tfill in msgstr with msgid<suffix>\n");
424 	(void) fprintf(stderr,
425 		"-m <prefix>\t\tfill in msgstr with <prefix>msgid\n");
426 	(void) fprintf(stderr,
427 		"-n\t\t\tline# file name and line number info in output\n");
428 	(void) fprintf(stderr,
429 		"-p <pathname>\t\tuse <pathname> for output file directory\n");
430 	(void) fprintf(stderr,
431 		"-s\t\t\tgenerate sorted output files\n");
432 	(void) fprintf(stderr,
433 "-x <exclude-file>\texclude strings in file <exclude-file> from output\n");
434 	(void) fprintf(stderr,
435 		"-\t\t\tread stdin, use as a filter (input only)\n");
436 } /* print_help */
437 
438 /*
439  * Extract file name and line number information from macro line
440  * and set the global variable accordingly.
441  * The valid line format is
442  *   1) # nnn
443  *    or
444  *   2) # nnn "xxxxx"
445  *   where nnn is line number and xxxxx is file name.
446  */
447 static void
extract_filename_linenumber(char * mline)448 extract_filename_linenumber(char *mline)
449 {
450 	int	num;
451 	char	*p, *q, *r;
452 
453 	/*
454 	 * mline can contain multi newline.
455 	 * line number should be increased by the number of newlines.
456 	 */
457 	p = mline;
458 	while ((p = strchr(p, '\n')) != NULL) {
459 		p++;
460 		curr_linenum++;
461 	}
462 	p = strchr(mline, ' ');
463 	if (p == NULL)
464 		return;
465 	q = strchr(++p, ' ');
466 	if (q == NULL) {
467 		/* case 1 */
468 		if ((num = atoi(p)) > 0) {
469 			curr_linenum = num;
470 			return;
471 		}
472 	} else {
473 		/* case 2 */
474 		*q++ = 0;
475 		if (*q == '"') {
476 			q++;
477 			r = strchr(q, '"');
478 			if (r == NULL) {
479 				return;
480 			}
481 			*r = 0;
482 			if ((num = atoi(p)) > 0) {
483 				curr_linenum = num;
484 				(void) strcpy(curr_file, q);
485 			}
486 		}
487 	}
488 } /* extract_filename_linenumber */
489 
490 /*
491  * Handler for MACRO line which starts with #.
492  */
493 void
handle_macro_line(void)494 handle_macro_line(void)
495 {
496 #ifdef DEBUG
497 	(void) printf("Macro line=<%s>\n", yytext);
498 #endif
499 	if (cflg == TRUE)
500 		lstrcat(curr_line, yytext);
501 
502 	if (in_quote == TRUE) {
503 		lstrcat(qstring_buf, yytext);
504 	} else if (in_comment == FALSE) {
505 		extract_filename_linenumber(yytext);
506 	}
507 
508 	curr_linenum--;
509 	handle_newline();
510 } /* handle_macro_line */
511 
512 /*
513  * Handler for C++ comments which starts with //.
514  */
515 void
handle_cplus_comment_line(void)516 handle_cplus_comment_line(void)
517 {
518 	if (cflg == TRUE)
519 		lstrcat(curr_line, yytext);
520 
521 	if (in_quote == TRUE) {
522 		lstrcat(qstring_buf, yytext);
523 	} else if ((in_comment == FALSE) &&
524 		    (in_skippable_string == FALSE)) {
525 
526 		/*
527 		 * If already in c comments, don't do anything.
528 		 * Set both flags to TRUE here.
529 		 * Both flags will be set to FALSE when newline
530 		 * encounters.
531 		 */
532 		in_cplus_comment = TRUE;
533 		in_comment = TRUE;
534 	}
535 } /* handle_cplus_comment_line */
536 
537 /*
538  * Handler for the comment start (slash asterisk) in input file.
539  */
540 void
handle_open_comment(void)541 handle_open_comment(void)
542 {
543 	if (cflg == TRUE)
544 		lstrcat(curr_line, yytext);
545 
546 	if (in_quote == TRUE) {
547 		lstrcat(qstring_buf, yytext);
548 	} else if ((in_comment == FALSE) &&
549 		    (in_skippable_string == FALSE)) {
550 
551 		in_comment = TRUE;
552 		is_last_comment_line = FALSE;
553 		/*
554 		 * If there is any comment extracted before accidently,
555 		 * clean it up and start the new comment again.
556 		 */
557 		free_strlist(commhead);
558 		commhead = commtail = NULL;
559 	}
560 }
561 
562 /*
563  * Handler for the comment end (asterisk slash) in input file.
564  */
565 void
handle_close_comment(void)566 handle_close_comment(void)
567 {
568 	if (cflg == TRUE)
569 		lstrcat(curr_line, yytext);
570 
571 	if (in_quote == TRUE) {
572 		lstrcat(qstring_buf, yytext);
573 	} else if (in_skippable_string == FALSE) {
574 		in_comment = FALSE;
575 		is_last_comment_line = TRUE;
576 	}
577 }
578 
579 /*
580  * Handler for "gettext" in input file.
581  */
582 void
handle_gettext(void)583 handle_gettext(void)
584 {
585 	/*
586 	 * If -t option is specified to extrct dcgettext,
587 	 * don't do anything for gettext().
588 	 */
589 	if (tflg == TRUE) {
590 		return;
591 	}
592 
593 	num_nested_open_paren = 0;
594 
595 	if (cflg == TRUE)
596 		lstrcat(curr_line, yytext);
597 
598 	if (in_quote == TRUE) {
599 		lstrcat(qstring_buf, yytext);
600 	} else if (in_comment == FALSE) {
601 		in_gettext = TRUE;
602 		linenum_saved = curr_linenum;
603 		/*
604 		 * gettext will be put into default domain .po file
605 		 * curr_domain does not change for gettext.
606 		 */
607 		curr_domain[0] = NULL;
608 	}
609 } /* handle_gettext */
610 
611 /*
612  * Handler for "dgettext" in input file.
613  */
614 void
handle_dgettext(void)615 handle_dgettext(void)
616 {
617 	/*
618 	 * If -t option is specified to extrct dcgettext,
619 	 * don't do anything for dgettext().
620 	 */
621 	if (tflg == TRUE) {
622 		return;
623 	}
624 
625 	num_nested_open_paren = 0;
626 
627 	if (cflg == TRUE)
628 		lstrcat(curr_line, yytext);
629 
630 	if (in_quote == TRUE) {
631 		lstrcat(qstring_buf, yytext);
632 	} else if (in_comment == FALSE) {
633 		in_dgettext = TRUE;
634 		linenum_saved = curr_linenum;
635 		/*
636 		 * dgettext will be put into domain file specified.
637 		 * curr_domain will follow.
638 		 */
639 		curr_domain[0] = NULL;
640 	}
641 } /* handle_dgettext */
642 
643 /*
644  * Handler for "dcgettext" in input file.
645  */
646 void
handle_dcgettext(void)647 handle_dcgettext(void)
648 {
649 	/*
650 	 * dcgettext will be extracted only when -t flag is specified.
651 	 */
652 	if (tflg == FALSE) {
653 		return;
654 	}
655 
656 	num_nested_open_paren = 0;
657 
658 	is_first_comma_found = FALSE;
659 
660 	if (cflg == TRUE)
661 		lstrcat(curr_line, yytext);
662 
663 	if (in_quote == TRUE) {
664 		lstrcat(qstring_buf, yytext);
665 	} else if (in_comment == FALSE) {
666 		in_dcgettext = TRUE;
667 		linenum_saved = curr_linenum;
668 		/*
669 		 * dcgettext will be put into domain file specified.
670 		 * curr_domain will follow.
671 		 */
672 		curr_domain[0] = NULL;
673 	}
674 } /* handle_dcgettext */
675 
676 /*
677  * Handler for "textdomain" in input file.
678  */
679 void
handle_textdomain(void)680 handle_textdomain(void)
681 {
682 	if (cflg == TRUE)
683 		lstrcat(curr_line, yytext);
684 
685 	if (in_quote == TRUE) {
686 		lstrcat(qstring_buf, yytext);
687 	} else if (in_comment == FALSE) {
688 		in_textdomain = TRUE;
689 		linenum_saved = curr_linenum;
690 		curr_domain[0] = NULL;
691 	}
692 } /* handle_textdomain */
693 
694 /*
695  * Handler for '(' in input file.
696  */
697 void
handle_open_paren(void)698 handle_open_paren(void)
699 {
700 	if (cflg == TRUE)
701 		lstrcat(curr_line, yytext);
702 
703 	if (in_quote == TRUE) {
704 		lstrcat(qstring_buf, yytext);
705 	} else if (in_comment == FALSE) {
706 		if ((in_gettext == TRUE) ||
707 		    (in_dgettext == TRUE) ||
708 		    (in_dcgettext == TRUE) ||
709 		    (in_textdomain == TRUE)) {
710 			in_str = TRUE;
711 			num_nested_open_paren++;
712 		}
713 	}
714 } /* handle_open_paren */
715 
716 /*
717  * Handler for ')' in input file.
718  */
719 void
handle_close_paren(void)720 handle_close_paren(void)
721 {
722 	if (cflg == TRUE)
723 		lstrcat(curr_line, yytext);
724 
725 	if (in_quote == TRUE) {
726 		lstrcat(qstring_buf, yytext);
727 	} else if (in_comment == FALSE) {
728 		if ((in_gettext == TRUE) ||
729 		    (in_dgettext == TRUE) ||
730 		    (in_dcgettext == TRUE) ||
731 		    (in_textdomain == TRUE)) {
732 			/*
733 			 * If this is not the matching close paren with
734 			 * the first open paren, no action is necessary.
735 			 */
736 			if (--num_nested_open_paren > 0)
737 				return;
738 			add_str_to_element_list(in_textdomain, curr_domain);
739 			in_str = FALSE;
740 			in_gettext = FALSE;
741 			in_dgettext = FALSE;
742 			in_dcgettext = FALSE;
743 			in_textdomain = FALSE;
744 		} else if (aflg == TRUE) {
745 			end_ansi_string();
746 		}
747 	}
748 } /* handle_close_paren */
749 
750 /*
751  * Handler for '\\n' in input file.
752  *
753  * This is a '\' followed by new line.
754  * This can be treated like a new line except when this is a continuation
755  * of a ANSI-C string.
756  * If this is a part of ANSI string, treat the current line as a double
757  * quoted string and the next line is the start of the double quoted
758  * string.
759  */
760 void
handle_esc_newline(void)761 handle_esc_newline(void)
762 {
763 	if (cflg == TRUE)
764 		lstrcat(curr_line, "\\");
765 
766 	curr_linenum++;
767 
768 	if (in_quote == TRUE) {
769 		add_qstring_to_str();
770 	} else if ((in_comment == TRUE) ||
771 	    (is_last_comment_line == TRUE)) {
772 		if (in_cplus_comment == FALSE) {
773 			add_line_to_comment();
774 		}
775 	}
776 
777 	curr_line[0] = NULL;
778 } /* handle_esc_newline */
779 
780 /*
781  * Handler for '"' in input file.
782  */
783 void
handle_quote(void)784 handle_quote(void)
785 {
786 	if (cflg == TRUE)
787 		lstrcat(curr_line, yytext);
788 
789 	if (in_comment == TRUE) {
790 		/*EMPTY*/
791 	} else if ((in_gettext == TRUE) ||
792 			(in_dgettext == TRUE) ||
793 			(in_dcgettext == TRUE) ||
794 			(in_textdomain == TRUE)) {
795 		if (in_str == TRUE) {
796 			if (in_quote == FALSE) {
797 				in_quote = TRUE;
798 			} else {
799 				add_qstring_to_str();
800 				in_quote = FALSE;
801 			}
802 		}
803 	} else if (aflg == TRUE) {
804 		/*
805 		 * The quote is found outside of gettext, dgetext, and
806 		 * textdomain. Everytime a quoted string is found,
807 		 * add it to the string list.
808 		 * in_str stays TRUE until ANSI string ends.
809 		 */
810 		if (in_str == TRUE) {
811 			if (in_quote == TRUE) {
812 				in_quote = FALSE;
813 				add_qstring_to_str();
814 			} else {
815 				in_quote = TRUE;
816 			}
817 		} else {
818 			in_str = TRUE;
819 			in_quote = TRUE;
820 			linenum_saved = curr_linenum;
821 		}
822 	} else {
823 		in_skippable_string = (in_skippable_string == TRUE) ?
824 					FALSE : TRUE;
825 	}
826 } /* handle_quote */
827 
828 /*
829  * Handler for ' ' or TAB in input file.
830  */
831 void
handle_spaces(void)832 handle_spaces(void)
833 {
834 	if (cflg == TRUE)
835 		lstrcat(curr_line, yytext);
836 
837 	if (in_quote == TRUE) {
838 		lstrcat(qstring_buf, yytext);
839 	}
840 } /* handle_spaces */
841 
842 /*
843  * Flattens a linked list containing ANSI string to the one string.
844  */
845 static void
copy_strlist_to_str(char * str,struct strlist_st * strlist)846 copy_strlist_to_str(char *str, struct strlist_st *strlist)
847 {
848 	struct strlist_st	*p;
849 
850 	str[0] = NULL;
851 
852 	if (strlist != NULL) {
853 		p = strlist;
854 		while (p != NULL) {
855 			if (p->str != NULL) {
856 				lstrcat(str, p->str);
857 			}
858 			p = p->next;
859 		}
860 	}
861 } /* copy_strlist_to_str */
862 
863 /*
864  * Handler for ',' in input file.
865  */
866 void
handle_comma(void)867 handle_comma(void)
868 {
869 	if (cflg == TRUE)
870 		lstrcat(curr_line, yytext);
871 
872 	if (in_quote == TRUE) {
873 		lstrcat(qstring_buf, yytext);
874 	} else if (in_comment == FALSE) {
875 		if (in_str == TRUE) {
876 			if (in_dgettext == TRUE) {
877 				copy_strlist_to_str(curr_domain, strhead);
878 				free_strlist(strhead);
879 				strhead = strtail = NULL;
880 			} else if (in_dcgettext == TRUE) {
881 				/*
882 				 * Ignore the second comma.
883 				 */
884 				if (is_first_comma_found == FALSE) {
885 					copy_strlist_to_str(curr_domain,
886 								strhead);
887 					free_strlist(strhead);
888 					strhead = strtail = NULL;
889 					is_first_comma_found = TRUE;
890 				}
891 			} else if (aflg == TRUE) {
892 				end_ansi_string();
893 			}
894 		}
895 	}
896 } /* handle_comma */
897 
898 /*
899  * Handler for any other character that does not have special handler.
900  */
901 void
handle_character(void)902 handle_character(void)
903 {
904 	if (cflg == TRUE)
905 		lstrcat(curr_line, yytext);
906 
907 	if (in_quote == TRUE) {
908 		lstrcat(qstring_buf, yytext);
909 	} else if (in_comment == FALSE) {
910 		if (in_str == TRUE) {
911 			if (aflg == TRUE) {
912 				end_ansi_string();
913 			}
914 		}
915 	}
916 } /* handle_character */
917 
918 /*
919  * Handler for new line in input file.
920  */
921 void
handle_newline(void)922 handle_newline(void)
923 {
924 	curr_linenum++;
925 
926 	/*
927 	 * in_quote is always FALSE here for ANSI-C code.
928 	 */
929 	if ((in_comment == TRUE) ||
930 	    (is_last_comment_line == TRUE)) {
931 		if (in_cplus_comment == TRUE) {
932 			in_cplus_comment = FALSE;
933 			in_comment = FALSE;
934 		} else {
935 			add_line_to_comment();
936 		}
937 	}
938 
939 	curr_line[0] = NULL;
940 	/*
941 	 * C++ comment always ends with new line.
942 	 */
943 } /* handle_newline */
944 
945 /*
946  * Process ANSI string.
947  */
948 static void
end_ansi_string(void)949 end_ansi_string(void)
950 {
951 	if ((aflg == TRUE) &&
952 	    (in_str == TRUE) &&
953 	    (in_gettext == FALSE) &&
954 	    (in_dgettext == FALSE) &&
955 	    (in_dcgettext == FALSE) &&
956 	    (in_textdomain == FALSE)) {
957 		add_str_to_element_list(FALSE, curr_domain);
958 		in_str = FALSE;
959 	}
960 } /* end_ansi_string */
961 
962 /*
963  * Initialize global variables if necessary.
964  */
965 static void
initialize_globals(void)966 initialize_globals(void)
967 {
968 	default_domain = strdup(DEFAULT_DOMAIN);
969 	curr_domain[0] = NULL;
970 	curr_file[0] = NULL;
971 	qstring_buf[0] = NULL;
972 } /* initialize_globals() */
973 
974 /*
975  * Extract only string part when read a exclude file by removing
976  * keywords (e.g. msgid, msgstr, # ) and heading and trailing blanks and
977  * double quotes.
978  */
979 static void
trim_line(char * line)980 trim_line(char *line)
981 {
982 	int	i, p, len;
983 	int	first = 0;
984 	int	last = 0;
985 	char	c;
986 
987 	len = strlen(line);
988 
989 	/*
990 	 * Find the position of the last non-whitespace character.
991 	 */
992 	i = len - 1;
993 	/*CONSTCOND*/
994 	while (1) {
995 		c = line[i--];
996 		if ((c != ' ') && (c != '\n') && (c != '\t')) {
997 			last = ++i;
998 			break;
999 		}
1000 	}
1001 
1002 	/*
1003 	 * Find the position of the first non-whitespace character
1004 	 * by skipping "msgid" initially.
1005 	 */
1006 	if (strncmp("msgid ", line, 6) == 0) {
1007 		i = 5;
1008 	} else if (strncmp("msgstr ", line, 7) == 0) {
1009 		i = 6;
1010 	} else if (strncmp("# ", line, 2) == 0) {
1011 		i = 2;
1012 	} else {
1013 		i = 0;
1014 	}
1015 
1016 	/*CONSTCOND*/
1017 	while (1) {
1018 		c = line[i++];
1019 		if ((c != ' ') && (c != '\n') && (c != '\t')) {
1020 			first = --i;
1021 			break;
1022 		}
1023 	}
1024 
1025 	/*
1026 	 * For Backward compatibility, we consider both double quoted
1027 	 * string and non-quoted string.
1028 	 * The double quote is removed before being stored if exists.
1029 	 */
1030 	if (line[first] == '"') {
1031 		first++;
1032 	}
1033 	if (line[last] == '"') {
1034 		last--;
1035 	}
1036 
1037 	/*
1038 	 * Now copy the valid part of the string.
1039 	 */
1040 	p = first;
1041 	for (i = 0; i <= (last-first); i++) {
1042 		line[i] = line[p++];
1043 	}
1044 	line [i] = NULL;
1045 } /* trim_line */
1046 
1047 /*
1048  * Read exclude file and stores it in the global linked list.
1049  */
1050 static void
read_exclude_file(void)1051 read_exclude_file(void)
1052 {
1053 	FILE	*fp;
1054 	struct exclude_st	*tmp_excl;
1055 	struct strlist_st	*tail;
1056 	int			ignore_line;
1057 	char			line [MAX_STRING_LEN];
1058 
1059 	if ((fp = fopen(exclude_file, "r")) == NULL) {
1060 		(void) fprintf(stderr, "ERROR, can't open exclude file: %s\n",
1061 				exclude_file);
1062 		exit(2);
1063 	}
1064 
1065 	ignore_line = TRUE;
1066 	while (fgets(line, MAX_STRING_LEN, fp) != NULL) {
1067 		/*
1068 		 * Line starting with # is a comment line and ignored.
1069 		 * Blank line is ignored, too.
1070 		 */
1071 		if ((line[0] == '\n') || (line[0] == '#')) {
1072 			continue;
1073 		} else if (strncmp(line, "msgstr", 6) == 0) {
1074 			ignore_line = TRUE;
1075 		} else if (strncmp(line, "domain", 6) == 0) {
1076 			ignore_line = TRUE;
1077 		} else if (strncmp(line, "msgid", 5) == 0) {
1078 			ignore_line = FALSE;
1079 			tmp_excl = new_exclude();
1080 			tmp_excl->exstr = new_strlist();
1081 			trim_line(line);
1082 			tmp_excl->exstr->str = strdup(line);
1083 			tail = tmp_excl->exstr;
1084 			/*
1085 			 * Prepend new exclude string node to the list.
1086 			 */
1087 			tmp_excl->next = excl_head;
1088 			excl_head = tmp_excl;
1089 		} else {
1090 			/*
1091 			 * If more than one line of string forms msgid,
1092 			 * append it to the string linked list.
1093 			 */
1094 			if (ignore_line == FALSE) {
1095 				trim_line(line);
1096 				tail->next = new_strlist();
1097 				tail->next->str = strdup(line);
1098 				tail = tail->next;
1099 			}
1100 		}
1101 	} /* while */
1102 
1103 #ifdef DEBUG
1104 	tmp_excl = excl_head;
1105 	while (tmp_excl != NULL) {
1106 		printf("============================\n");
1107 		tail = tmp_excl->exstr;
1108 		while (tail != NULL) {
1109 			printf("%s###\n", tail->str);
1110 			tail = tail->next;
1111 		}
1112 		tmp_excl = tmp_excl->next;
1113 	}
1114 #endif
1115 } /* read_exclude_file */
1116 
1117 /*
1118  * Get next character from the string list containing ANSI style string.
1119  * This function returns three valus. (p, *m, *c).
1120  * p is returned by return value and, *m and *c are returned by changing
1121  * values in the location pointed.
1122  *
1123  *  p : points node in the linked list for ANSI string.
1124  *	Each node contains double quoted string.
1125  *  m : The location of the next characters in the double quoted string
1126  *	as integer index in the string.
1127  *	When it gets to end of quoted string, the next node will be
1128  *	read and m starts as zero for every new node.
1129  *  c : Stores the value of the characterto be returned.
1130  */
1131 static struct strlist_st *
get_next_ch(struct strlist_st * p,int * m,char * c)1132 get_next_ch(struct strlist_st *p, int *m, char *c)
1133 {
1134 	char	ch, oct, hex;
1135 	int	value, i;
1136 
1137 	/*
1138 	 * From the string list, find non-null string first.
1139 	 */
1140 
1141 	/*CONSTCOND*/
1142 	while (1) {
1143 		if (p == NULL) {
1144 			break;
1145 		} else if (p->str == NULL)  {
1146 			p = p->next;
1147 		} else if (p->str[*m] == NULL) {
1148 			p = p->next;
1149 			*m = 0;
1150 		} else {
1151 			break;
1152 		}
1153 	}
1154 
1155 	/*
1156 	 * No more character is available.
1157 	 */
1158 	if (p == NULL) {
1159 		*c = 0;
1160 		return (NULL);
1161 	}
1162 
1163 	/*
1164 	 * Check if the character back slash.
1165 	 * If yes, ANSI defined escape sequence rule is used.
1166 	 */
1167 	if (p->str[*m] != '\\') {
1168 		*c = p->str[*m];
1169 		*m = *m + 1;
1170 		return (p);
1171 	} else {
1172 		/*
1173 		 * Get next character after '\'.
1174 		 */
1175 		*m = *m + 1;
1176 		ch = p->str[*m];
1177 		switch (ch) {
1178 		case 'a':
1179 			*c = '\a';
1180 			break;
1181 		case 'b':
1182 			*c = '\b';
1183 			break;
1184 		case 'f':
1185 			*c = '\f';
1186 			break;
1187 		case 'n':
1188 			*c = '\n';
1189 			break;
1190 		case 'r':
1191 			*c = '\r';
1192 			break;
1193 		case 't':
1194 			*c = '\t';
1195 			break;
1196 		case 'v':
1197 			*c = '\v';
1198 			break;
1199 		case '0':
1200 		case '1':
1201 		case '2':
1202 		case '3':
1203 		case '4':
1204 		case '5':
1205 		case '6':
1206 		case '7':
1207 			/*
1208 			 * Get maximum of three octal digits.
1209 			 */
1210 			value = ch;
1211 			for (i = 0; i < 2; i++) {
1212 				*m = *m + 1;
1213 				oct = p->str[*m];
1214 				if ((oct >= '0') && (oct <= '7')) {
1215 					value = value * 8 + (oct - '0');
1216 				} else {
1217 					*m = *m - 1;
1218 					break;
1219 				}
1220 			}
1221 			*c = value;
1222 #ifdef DEBUG
1223 			/* (void) fprintf(stderr, "octal=%d\n", value); */
1224 #endif
1225 			break;
1226 		case 'x':
1227 			value = 0;
1228 			/*
1229 			 * Remove all heading zeros first and
1230 			 * get one or two valuid hexadecimal charaters.
1231 			 */
1232 			*m = *m + 1;
1233 			while (p->str[*m] == '0') {
1234 				*m = *m + 1;
1235 			}
1236 			value = 0;
1237 			for (i = 0; i < 2; i++) {
1238 				hex = p->str[*m];
1239 				*m = *m + 1;
1240 				if (isdigit(hex)) {
1241 					value = value * 16 + (hex - '0');
1242 				} else if (isxdigit(hex)) {
1243 					hex = tolower(hex);
1244 					value = value * 16 + (hex - 'a' + 10);
1245 				} else {
1246 					*m = *m - 1;
1247 					break;
1248 				}
1249 			}
1250 			*c = value;
1251 #ifdef DEBUG
1252 			(void) fprintf(stderr, "hex=%d\n", value);
1253 #endif
1254 			*m = *m - 1;
1255 			break;
1256 		default :
1257 			/*
1258 			 * Undefined by ANSI.
1259 			 * Just ignore "\".
1260 			 */
1261 			*c = p->str[*m];
1262 			break;
1263 		}
1264 		/*
1265 		 * Advance pointer to point the next character to be parsed.
1266 		 */
1267 		*m = *m + 1;
1268 		return (p);
1269 	}
1270 } /* get_next_ch */
1271 
1272 /*
1273  * Compares two msgids.
1274  * Comparison is done by values, not by characters represented.
1275  * For example, '\t', '\011' and '0x9' are identical values.
1276  * Return values are same as in strcmp.
1277  *   1   if  msgid1 > msgid2
1278  *   0   if  msgid1 = msgid2
1279  *  -1   if  msgid1 < msgid2
1280  */
1281 static int
msgidcmp(struct strlist_st * id1,struct strlist_st * id2)1282 msgidcmp(struct strlist_st *id1, struct strlist_st *id2)
1283 {
1284 	char	c1, c2;
1285 	int	m1, m2;
1286 
1287 	m1 = 0;
1288 	m2 = 0;
1289 
1290 	/*CONSTCOND*/
1291 	while (1) {
1292 		id1 = get_next_ch(id1, &m1, &c1);
1293 		id2 = get_next_ch(id2, &m2, &c2);
1294 
1295 		if ((c1 == 0) && (c2 == 0)) {
1296 			return (0);
1297 		}
1298 
1299 		if (c1 > c2) {
1300 			return (1);
1301 		} else if (c1 < c2) {
1302 			return (-1);
1303 		}
1304 	}
1305 	/*NOTREACHED*/
1306 } /* msgidcmp */
1307 
1308 /*
1309  * Check if a ANSI string (which is a linked list itself) is a duplicate
1310  * of any string in the list of ANSI string.
1311  */
1312 static int
isduplicate(struct element_st * list,struct strlist_st * str)1313 isduplicate(struct element_st *list, struct strlist_st *str)
1314 {
1315 	struct element_st	*p;
1316 
1317 	if (list == NULL) {
1318 		return (FALSE);
1319 	}
1320 
1321 	p = list;
1322 	while (p != NULL) {
1323 		if (p->msgid != NULL) {
1324 			if (msgidcmp(p->msgid, str) == 0) {
1325 				return (TRUE);
1326 			}
1327 		}
1328 		p = p->next;
1329 	}
1330 
1331 	return (FALSE);
1332 } /* isduplicate */
1333 
1334 /*
1335  * Extract a comment line and add to the linked list containing
1336  * comment block.
1337  * Each comment line is stored in the node.
1338  */
1339 static void
add_line_to_comment(void)1340 add_line_to_comment(void)
1341 {
1342 	struct strlist_st	*tmp_str;
1343 
1344 	tmp_str = new_strlist();
1345 	tmp_str->str = strdup(curr_line);
1346 	tmp_str->next = NULL;
1347 
1348 	if (commhead == NULL) {
1349 		/* Empty comment list */
1350 		commhead = tmp_str;
1351 		commtail = tmp_str;
1352 	} else {
1353 		/* append it to the list */
1354 		commtail->next = tmp_str;
1355 		commtail = commtail->next;
1356 	}
1357 
1358 	is_last_comment_line = FALSE;
1359 } /* add_line_to_comment */
1360 
1361 /*
1362  * Add a double quoted string to the linked list containing ANSI string.
1363  */
1364 static void
add_qstring_to_str(void)1365 add_qstring_to_str(void)
1366 {
1367 	struct strlist_st	*tmp_str;
1368 
1369 	tmp_str = new_strlist();
1370 	tmp_str->str = strdup(qstring_buf);
1371 	tmp_str->next = NULL;
1372 
1373 	if (strhead == NULL) {
1374 		/* Null ANSI string */
1375 		strhead = tmp_str;
1376 		strtail = tmp_str;
1377 	} else {
1378 		/* Append it to the ANSI string linked list */
1379 		strtail->next = tmp_str;
1380 		strtail = strtail->next;
1381 	}
1382 
1383 	qstring_buf[0] = NULL;
1384 } /* add_qstring_to_str */
1385 
1386 /*
1387  * Finds the head of domain nodes given domain name.
1388  */
1389 static struct domain_st *
find_domain_node(char * dname)1390 find_domain_node(char *dname)
1391 {
1392 	struct domain_st	*tmp_dom, *p;
1393 
1394 	/*
1395 	 * If -a option is specified everything will be written to the
1396 	 * default domain file.
1397 	 */
1398 	if (aflg == TRUE) {
1399 		if (def_dom == NULL) {
1400 			def_dom = new_domain();
1401 		}
1402 		return (def_dom);
1403 	}
1404 
1405 	if ((dname == NULL) ||
1406 	    (dname[0] == NULL) ||
1407 	    (strcmp(dname, default_domain) == 0)) {
1408 		if (def_dom == NULL) {
1409 			def_dom = new_domain();
1410 		}
1411 		if (strcmp(dname, default_domain) == 0) {
1412 			(void) fprintf(stderr,
1413 		"%s \"%s\" is used in dgettext of file:%s line:%d.\n",
1414 				"Warning: default domain name",
1415 				default_domain, curr_file, curr_linenum);
1416 		}
1417 		return (def_dom);
1418 	} else {
1419 		p = dom_head;
1420 		while (p != NULL) {
1421 			if (strcmp(p->dname, dname) == 0) {
1422 				return (p);
1423 			}
1424 			p = p->next;
1425 		}
1426 
1427 		tmp_dom = new_domain();
1428 		tmp_dom->dname = strdup(dname);
1429 
1430 		if (dom_head == NULL) {
1431 			dom_head = tmp_dom;
1432 			dom_tail = tmp_dom;
1433 		} else {
1434 			dom_tail->next = tmp_dom;
1435 			dom_tail = dom_tail->next;
1436 		}
1437 		return (tmp_dom);
1438 	}
1439 } /* find_domain_node */
1440 
1441 /*
1442  * Frees the ANSI string linked list.
1443  */
1444 static void
free_strlist(struct strlist_st * ptr)1445 free_strlist(struct strlist_st *ptr)
1446 {
1447 	struct strlist_st	*p;
1448 
1449 	p = ptr;
1450 	ptr = NULL;
1451 	while (p != NULL) {
1452 		ptr = p->next;
1453 		free(p->str);
1454 		free(p);
1455 		p = ptr;
1456 	}
1457 } /* free_strlist */
1458 
1459 /*
1460  * Finds if a ANSI string is contained in the exclude file.
1461  */
1462 static int
isexcluded(struct strlist_st * strlist)1463 isexcluded(struct strlist_st *strlist)
1464 {
1465 	struct exclude_st	*p;
1466 
1467 	p = excl_head;
1468 	while (p != NULL) {
1469 		if (msgidcmp(p->exstr, strlist) == 0) {
1470 			return (TRUE);
1471 		}
1472 		p = p->next;
1473 	}
1474 	return (FALSE);
1475 } /* isexcluded */
1476 
1477 /*
1478  * Finds if a comment block is to be extracted.
1479  *
1480  * When -c option is specified, find out if comment block contains
1481  * comment-tag as a token separated by blanks. If it does, this
1482  * comment block is associated with the next msgid encountered.
1483  * Comment block is a linked list where each node contains one line
1484  * of comments.
1485  */
1486 static int
isextracted(struct strlist_st * strlist)1487 isextracted(struct strlist_st *strlist)
1488 {
1489 	struct strlist_st	*p;
1490 	char			*first, *pc;
1491 
1492 
1493 	p = strlist;
1494 	while (p != NULL) {
1495 		first = strdup(p->str);
1496 		while ((first != NULL) && (first[0] != NULL)) {
1497 			pc = first;
1498 
1499 			/*CONSTCOND*/
1500 			while (1) {
1501 				if (*pc == NULL) {
1502 					break;
1503 				} else if ((*pc == ' ') || (*pc == '\t')) {
1504 					*pc++ = NULL;
1505 					break;
1506 				}
1507 				pc++;
1508 			}
1509 			if (strcmp(first, comment_tag) == 0) {
1510 				return (TRUE);
1511 			}
1512 			first = pc;
1513 		}
1514 		p = p->next;
1515 	} /* while */
1516 
1517 	/*
1518 	 * Not found.
1519 	 */
1520 	return (FALSE);
1521 } /* isextracted */
1522 
1523 /*
1524  * Adds ANSI string to the domain element list.
1525  */
1526 static void
add_str_to_element_list(int istextdomain,char * domain_list)1527 add_str_to_element_list(int istextdomain, char *domain_list)
1528 {
1529 	struct element_st	*tmp_elem;
1530 	struct element_st	*p, *q;
1531 	struct domain_st	*tmp_dom;
1532 	int			result;
1533 
1534 	/*
1535 	 * This can happen if something like gettext(USAGE) is used
1536 	 * and it is impossible to get msgid for this gettext.
1537 	 * Since -x option should be used in this kind of cases,
1538 	 * it is OK not to catch msgid.
1539 	 */
1540 	if (strhead == NULL) {
1541 		return;
1542 	}
1543 
1544 	/*
1545 	 * The global variable curr_domain contains either NULL
1546 	 * for default_domain or domain name for dgettext().
1547 	 */
1548 	tmp_dom = find_domain_node(domain_list);
1549 
1550 	/*
1551 	 * If this msgid is in the exclude file,
1552 	 * then free the linked list and return.
1553 	 */
1554 	if ((istextdomain == FALSE) &&
1555 	    (isexcluded(strhead) == TRUE)) {
1556 		free_strlist(strhead);
1557 		strhead = strtail = NULL;
1558 		return;
1559 	}
1560 
1561 	tmp_elem = new_element();
1562 	tmp_elem->msgid = strhead;
1563 	tmp_elem->istextdomain = istextdomain;
1564 	/*
1565 	 * If -c option is specified and TAG matches,
1566 	 * then associate the comment to the next [d]gettext() calls
1567 	 * encountered in the source code.
1568 	 * textdomain() calls will not have any effect.
1569 	 */
1570 	if (istextdomain == FALSE) {
1571 		if ((cflg == TRUE) && (commhead != NULL)) {
1572 			if (isextracted(commhead) == TRUE) {
1573 				tmp_elem->comment = commhead;
1574 			} else {
1575 				free_strlist(commhead);
1576 			}
1577 			commhead = commtail = NULL;
1578 		}
1579 	}
1580 
1581 	tmp_elem->linenum = linenum_saved;
1582 	tmp_elem->fname = strdup(curr_file);
1583 
1584 
1585 	if (sflg == TRUE) {
1586 		/*
1587 		 * If this is textdomain() call and -s option is specified,
1588 		 * append this node to the textdomain linked list.
1589 		 */
1590 		if (istextdomain == TRUE) {
1591 			if (tmp_dom->textdomain_head == NULL) {
1592 				tmp_dom->textdomain_head = tmp_elem;
1593 				tmp_dom->textdomain_tail = tmp_elem;
1594 			} else {
1595 				tmp_dom->textdomain_tail->next = tmp_elem;
1596 				tmp_dom->textdomain_tail = tmp_elem;
1597 			}
1598 			strhead = strtail = NULL;
1599 			return;
1600 		}
1601 
1602 		/*
1603 		 * Insert the node to the properly sorted position.
1604 		 */
1605 		q = NULL;
1606 		p = tmp_dom->gettext_head;
1607 		while (p != NULL) {
1608 			result = msgidcmp(strhead, p->msgid);
1609 			if (result == 0) {
1610 				/*
1611 				 * Duplicate id. Do not store.
1612 				 */
1613 				free_strlist(strhead);
1614 				strhead = strtail = NULL;
1615 				return;
1616 			} else if (result > 0) {
1617 				/* move to the next node */
1618 				q = p;
1619 				p = p->next;
1620 			} else {
1621 				tmp_elem->next = p;
1622 				if (q != NULL) {
1623 					q->next = tmp_elem;
1624 				} else {
1625 					tmp_dom->gettext_head = tmp_elem;
1626 				}
1627 				strhead = strtail = NULL;
1628 				return;
1629 			}
1630 		} /* while */
1631 
1632 		/*
1633 		 * New msgid is the largest or empty list.
1634 		 */
1635 		if (q != NULL) {
1636 			/* largest case */
1637 			q->next = tmp_elem;
1638 		} else {
1639 			/* empty list */
1640 			tmp_dom->gettext_head = tmp_elem;
1641 		}
1642 	} else {
1643 		/*
1644 		 * Check if this msgid is already in the same domain.
1645 		 */
1646 		if (tmp_dom != NULL) {
1647 			if (isduplicate(tmp_dom->gettext_head,
1648 					tmp_elem->msgid) == TRUE) {
1649 				tmp_elem->isduplicate = TRUE;
1650 			}
1651 		}
1652 		/*
1653 		 * If -s option is not specified, then everything
1654 		 * is stored in gettext linked list.
1655 		 */
1656 		if (tmp_dom->gettext_head == NULL) {
1657 			tmp_dom->gettext_head = tmp_elem;
1658 			tmp_dom->gettext_tail = tmp_elem;
1659 		} else {
1660 			tmp_dom->gettext_tail->next = tmp_elem;
1661 			tmp_dom->gettext_tail = tmp_elem;
1662 		}
1663 	}
1664 
1665 	strhead = strtail = NULL;
1666 } /* add_str_to_element_list */
1667 
1668 /*
1669  * Write all domain linked list to the files.
1670  */
1671 static void
write_all_files(void)1672 write_all_files(void)
1673 {
1674 	struct domain_st	*tmp;
1675 
1676 	/*
1677 	 * Write out default domain file.
1678 	 */
1679 	write_one_file(def_dom);
1680 
1681 	/*
1682 	 * If dgettext() exists and -a option is not used,
1683 	 * then there are non-empty linked list.
1684 	 */
1685 	tmp = dom_head;
1686 	while (tmp != NULL) {
1687 		write_one_file(tmp);
1688 		tmp = tmp->next;
1689 	}
1690 } /* write_all_files */
1691 
1692 /*
1693  * add an element_st list to the linked list.
1694  */
1695 static void
add_node_to_polist(struct element_st ** pohead,struct element_st ** potail,struct element_st * elem)1696 add_node_to_polist(struct element_st **pohead,
1697 	struct element_st **potail, struct element_st *elem)
1698 {
1699 	if (elem == NULL) {
1700 		return;
1701 	}
1702 
1703 	if (*pohead == NULL) {
1704 		*pohead = *potail = elem;
1705 	} else {
1706 		(*potail)->next = elem;
1707 		*potail = (*potail)->next;
1708 	}
1709 } /* add_node_to_polist */
1710 
1711 #define	INIT_STATE	0
1712 #define	IN_MSGID	1
1713 #define	IN_MSGSTR	2
1714 #define	IN_COMMENT	3
1715 /*
1716  * Reads existing po file into the linked list and returns the head
1717  * of the linked list.
1718  */
1719 static struct element_st *
read_po(char * fname)1720 read_po(char *fname)
1721 {
1722 	struct element_st	*tmp_elem = NULL;
1723 	struct element_st	*ehead = NULL, *etail = NULL;
1724 	struct strlist_st	*comment_tail = NULL;
1725 	struct strlist_st	*msgid_tail = NULL;
1726 	struct strlist_st	*msgstr_tail = NULL;
1727 	int			state = INIT_STATE;
1728 	char			line [MAX_STRING_LEN];
1729 	FILE			*fp;
1730 
1731 	if ((fp = fopen(fname, "r")) == NULL) {
1732 		return (NULL);
1733 	}
1734 
1735 	while (fgets(line, MAX_STRING_LEN, fp) != NULL) {
1736 		/*
1737 		 * Line starting with # is a comment line and ignored.
1738 		 * Blank line is ignored, too.
1739 		 */
1740 		if (line[0] == '\n') {
1741 			continue;
1742 		} else if (line[0] == '#') {
1743 			/*
1744 			 * If tmp_elem is not NULL, there is msgid pair
1745 			 * stored. Therefore, add it.
1746 			 */
1747 			if ((tmp_elem != NULL) && (state == IN_MSGSTR)) {
1748 				add_node_to_polist(&ehead, &etail, tmp_elem);
1749 			}
1750 
1751 			if ((state == INIT_STATE) || (state == IN_MSGSTR)) {
1752 				state = IN_COMMENT;
1753 				tmp_elem = new_element();
1754 				tmp_elem->comment = comment_tail =
1755 							new_strlist();
1756 				/*
1757 				 * remove new line and skip "# "
1758 				 * in the beginning of the existing
1759 				 * comment line.
1760 				 */
1761 				line[strlen(line)-1] = 0;
1762 				comment_tail->str = strdup(line+2);
1763 			} else if (state == IN_COMMENT) {
1764 				comment_tail->next = new_strlist();
1765 				comment_tail = comment_tail->next;
1766 				/*
1767 				 * remove new line and skip "# "
1768 				 * in the beginning of the existing
1769 				 * comment line.
1770 				 */
1771 				line[strlen(line)-1] = 0;
1772 				comment_tail->str = strdup(line+2);
1773 			}
1774 
1775 		} else if (strncmp(line, "domain", 6) == 0) {
1776 			/* ignore domain line */
1777 			continue;
1778 		} else if (strncmp(line, "msgid", 5) == 0) {
1779 			if (state == IN_MSGSTR) {
1780 				add_node_to_polist(&ehead, &etail, tmp_elem);
1781 				tmp_elem = new_element();
1782 			} else if (state == INIT_STATE) {
1783 				tmp_elem = new_element();
1784 			}
1785 
1786 			state = IN_MSGID;
1787 			trim_line(line);
1788 			tmp_elem->msgid = msgid_tail = new_strlist();
1789 			msgid_tail->str = strdup(line);
1790 
1791 		} else if (strncmp(line, "msgstr", 6) == 0) {
1792 			state = IN_MSGSTR;
1793 			trim_line(line);
1794 			tmp_elem->msgstr = msgstr_tail = new_strlist();
1795 			msgstr_tail->str = strdup(line);
1796 		} else {
1797 			/*
1798 			 * If more than one line of string forms msgid,
1799 			 * append it to the string linked list.
1800 			 */
1801 			if (state == IN_MSGID) {
1802 				trim_line(line);
1803 				msgid_tail->next = new_strlist();
1804 				msgid_tail = msgid_tail->next;
1805 				msgid_tail->str = strdup(line);
1806 			} else if (state == IN_MSGSTR) {
1807 				trim_line(line);
1808 				msgstr_tail->next = new_strlist();
1809 				msgstr_tail = msgstr_tail->next;
1810 				msgstr_tail->str = strdup(line);
1811 			}
1812 		}
1813 	} /* while */
1814 
1815 	/*
1816 	 * To insert the last msgid pair.
1817 	 */
1818 	if (tmp_elem != NULL) {
1819 		add_node_to_polist(&ehead, &etail, tmp_elem);
1820 	}
1821 
1822 #ifdef DEBUG
1823 	{
1824 		struct domain_st *tmp_domain = new_domain();
1825 		char	tmpstr[256];
1826 
1827 		sprintf(tmpstr, "existing_po file : <%s>", fname);
1828 		tmp_domain->dname = strdup(tmpstr);
1829 		tmp_domain->gettext_head = ehead;
1830 		printf("======= existing po file <%s>  ========\n", fname);
1831 		print_one_domain(tmp_domain);
1832 	}
1833 #endif /* DEBUG */
1834 
1835 	(void) fclose(fp);
1836 	return (ehead);
1837 } /* read_po */
1838 
1839 /*
1840  * This function will append the second list to the first list.
1841  * If the msgid in the second list contains msgid in the first list,
1842  * it will be marked as duplicate.
1843  */
1844 static struct element_st *
append_list(struct element_st * l1,struct element_st * l2)1845 append_list(struct element_st *l1, struct element_st *l2)
1846 {
1847 	struct element_st	*p = NULL, *q = NULL, *l1_tail = NULL;
1848 
1849 	if (l1 == NULL)
1850 		return (l2);
1851 	if (l2 == NULL)
1852 		return (l1);
1853 
1854 	/*
1855 	 * in this while loop, just mark isduplicate field of node in the
1856 	 * l2 list if the same msgid exists in l1 list.
1857 	 */
1858 	p = l2;
1859 	while (p != NULL) {
1860 		q = l1;
1861 		while (q != NULL) {
1862 			if (msgidcmp(p->msgid, q->msgid) == 0) {
1863 				p->isduplicate = TRUE;
1864 				break;
1865 			}
1866 			q = q->next;
1867 		}
1868 		p = p->next;
1869 	}
1870 
1871 	/* Now connect two linked lists. */
1872 	l1_tail = l1;
1873 	while (l1_tail->next != NULL) {
1874 		if (l1->next == NULL)
1875 			break;
1876 		l1_tail = l1_tail-> next;
1877 	}
1878 	l1_tail->next = l2;
1879 
1880 	return (l1);
1881 } /* append_list */
1882 
1883 /*
1884  * Writes one domain list to the file.
1885  */
1886 static void
write_one_file(struct domain_st * head)1887 write_one_file(struct domain_st *head)
1888 {
1889 	FILE			*fp;
1890 	char			fname [MAX_PATH_LEN];
1891 	char			dname [MAX_DOMAIN_LEN];
1892 	struct element_st	*p;
1893 	struct element_st	*existing_po_list;
1894 
1895 	/*
1896 	 * If head is NULL, then it still has to create .po file
1897 	 * so that it will guarantee that the previous .po file was
1898 	 * alwasys deleted.
1899 	 * This is why checking NULL pointer has been moved to after
1900 	 * creating  .po file.
1901 	 */
1902 
1903 	/*
1904 	 * If domain name is NULL, it is the default domain list.
1905 	 * The domain name is either "messages" or specified by option -d.
1906 	 * The default domain name is contained in default_domain variable.
1907 	 */
1908 	dname[0] = NULL;
1909 	if ((head != NULL) &&
1910 	    (head->dname != NULL)) {
1911 		(void) strcpy(dname, head->dname);
1912 	} else {
1913 		(void) strcpy(dname, default_domain);
1914 	}
1915 
1916 	/*
1917 	 * path is the current directory if not specified by option -p.
1918 	 */
1919 	fname[0] = 0;
1920 	if (pflg == TRUE) {
1921 		(void) strcat(fname, pathname);
1922 		(void) strcat(fname, "/");
1923 	}
1924 	(void) strcat(fname, dname);
1925 	(void) strcat(fname, ".po");
1926 
1927 	/*
1928 	 * If -j flag is specified, read exsiting .po file and
1929 	 * append the current list to the end of the list read from
1930 	 * the existing .po file.
1931 	 */
1932 	if (jflg == TRUE) {
1933 		/*
1934 		 * If head is NULL, we don't have to change existing file.
1935 		 * Therefore, just return it.
1936 		 */
1937 		if (head == NULL) {
1938 			return;
1939 		}
1940 		existing_po_list = read_po(fname);
1941 		head->gettext_head = append_list(existing_po_list,
1942 					head->gettext_head);
1943 #ifdef DEBUG
1944 		if (head->dname != NULL) {
1945 			printf("===after merge (-j option): <%s>===\n",
1946 			head->dname);
1947 		} else {
1948 			printf("===after merge (-j option): <NULL>===\n");
1949 		}
1950 		print_one_domain(head);
1951 #endif
1952 
1953 	} /* if jflg */
1954 
1955 	if ((fp = fopen(fname, "w")) == NULL) {
1956 		(void) fprintf(stderr,
1957 			"ERROR, can't open output file: %s\n", fname);
1958 		exit(2);
1959 	}
1960 
1961 	(void) fprintf(fp, "domain \"%s\"\n", dname);
1962 
1963 	/* See comments above in the beginning of this function */
1964 	if (head == NULL)
1965 		return;
1966 
1967 	/*
1968 	 * There are separate storage for textdomain() calls if
1969 	 * -s option is used (textdomain_head linked list).
1970 	 * Otherwise, textdomain() is mixed with gettext(0 and dgettext().
1971 	 * If mixed, the boolean varaible istextdomain is used to see
1972 	 * if the current node contains textdomain() or [d]gettext().
1973 	 */
1974 	if (sflg == TRUE) {
1975 		p = head->textdomain_head;
1976 		while (p != NULL) {
1977 			/*
1978 			 * textdomain output line already contains
1979 			 * FIle name and line number information.
1980 			 * Therefore, does not have to check for nflg.
1981 			 */
1982 			output_textdomain(fp, p);
1983 			p = p->next;
1984 		}
1985 	}
1986 
1987 	p = head->gettext_head;
1988 	while (p != NULL) {
1989 
1990 		/*
1991 		 * Comment is printed only if -c is used and
1992 		 * associated with gettext or dgettext.
1993 		 * textdomain is not associated with comments.
1994 		 * Changes:
1995 		 *    comments should be extracted in case of -j option
1996 		 *    because there are read from exising file.
1997 		 */
1998 		if (((cflg == TRUE) || (jflg == TRUE)) &&
1999 			(p->istextdomain != TRUE)) {
2000 			output_comment(fp, p->comment);
2001 		}
2002 
2003 		/*
2004 		 * If -n is used, then file number and line number
2005 		 * information is printed.
2006 		 * In case of textdomain(), this information is redundant
2007 		 * and is not printed.
2008 		 * If linenum is 0, it means this information has been
2009 		 * read from existing po file and it already contains
2010 		 * file and line number info as a comment line. So, it
2011 		 * should not printed in such case.
2012 		 */
2013 		if ((nflg == TRUE) && (p->istextdomain == FALSE) &&
2014 			(p->linenum > 0)) {
2015 			(void) fprintf(fp, "# File:%s, line:%d\n",
2016 					p->fname, p->linenum);
2017 		}
2018 
2019 		/*
2020 		 * Depending on the type of node, output textdomain comment
2021 		 * or msgid.
2022 		 */
2023 		if ((sflg == FALSE) &&
2024 		    (p->istextdomain == TRUE)) {
2025 			output_textdomain(fp, p);
2026 		} else {
2027 			output_msgid(fp, p->msgid, p->isduplicate);
2028 		}
2029 		p = p->next;
2030 
2031 	} /* while */
2032 
2033 	(void) fclose(fp);
2034 } /* write_one_file */
2035 
2036 /*
2037  * Prints out textdomain call as a comment line with file name and
2038  * the line number information.
2039  */
2040 static void
output_textdomain(FILE * fp,struct element_st * p)2041 output_textdomain(FILE *fp, struct element_st *p)
2042 {
2043 
2044 	if (p == NULL)
2045 		return;
2046 
2047 	/*
2048 	 * Write textdomain() line as a comment.
2049 	 */
2050 	(void) fprintf(fp, "# File:%s, line:%d, textdomain(\"%s\");\n",
2051 		p->fname, p->linenum,  p->msgid->str);
2052 } /* output_textdomain */
2053 
2054 /*
2055  * Prints out comments from linked list.
2056  */
2057 static void
output_comment(FILE * fp,struct strlist_st * p)2058 output_comment(FILE *fp, struct strlist_st *p)
2059 {
2060 	if (p == NULL)
2061 		return;
2062 
2063 	/*
2064 	 * Write comment section.
2065 	 */
2066 	while (p != NULL) {
2067 		(void) fprintf(fp, "# %s\n", p->str);
2068 		p = p->next;
2069 	}
2070 } /* output_comment */
2071 
2072 /*
2073  * Prints out msgid along with msgstr.
2074  */
2075 static void
output_msgid(FILE * fp,struct strlist_st * p,int duplicate)2076 output_msgid(FILE *fp, struct strlist_st *p, int duplicate)
2077 {
2078 	struct strlist_st	*q;
2079 
2080 	if (p == NULL)
2081 		return;
2082 
2083 	/*
2084 	 * Write msgid section.
2085 	 * If duplciate flag is ON, prepend "# " in front of every line
2086 	 * so that they are considered as comment lines in .po file.
2087 	 */
2088 	if (duplicate == TRUE) {
2089 		(void) fprintf(fp, "# ");
2090 	}
2091 	(void) fprintf(fp, "msgid  \"%s\"\n", p->str);
2092 	q = p->next;
2093 	while (q != NULL) {
2094 		if (duplicate == TRUE) {
2095 			(void) fprintf(fp, "# ");
2096 		}
2097 		(void) fprintf(fp, "       \"%s\"\n", q->str);
2098 		q = q->next;
2099 	}
2100 
2101 	/*
2102 	 * Write msgstr section.
2103 	 * if -M option is specified, append <suffix> to msgid.
2104 	 * if -m option is specified, prepend <prefix> to msgid.
2105 	 */
2106 	if (duplicate == TRUE) {
2107 		(void) fprintf(fp, "# ");
2108 	}
2109 	if ((mflg == TRUE) || (Mflg == TRUE)) {
2110 		if (mflg == TRUE) {
2111 			/*
2112 			 * If single line msgid, add suffix to the same line
2113 			 */
2114 			if ((Mflg == TRUE) && (p->next == NULL)) {
2115 				/* -M and -m and single line case */
2116 				(void) fprintf(fp,
2117 					"msgstr \"%s%s%s\"\n",
2118 					prefix, p->str, suffix);
2119 			} else {
2120 				/* -M and -m and multi line case */
2121 				(void) fprintf(fp,
2122 					"msgstr \"%s%s\"\n",
2123 					prefix, p->str);
2124 			}
2125 		} else {
2126 			if ((Mflg == TRUE) && (p->next == NULL)) {
2127 				/* -M only with single line case */
2128 				(void) fprintf(fp, "msgstr \"%s%s\"\n",
2129 						p->str, suffix);
2130 			} else {
2131 				/* -M only with multi line case */
2132 				(void) fprintf(fp, "msgstr \"%s\"\n", p->str);
2133 			}
2134 		}
2135 		q = p->next;
2136 		while (q != NULL) {
2137 			if (duplicate == TRUE) {
2138 				(void) fprintf(fp, "# ");
2139 			}
2140 			(void) fprintf(fp, "       \"%s\"\n", q->str);
2141 			q = q->next;
2142 		}
2143 		/*
2144 		 * If multi line msgid, add suffix after the last line.
2145 		 */
2146 		if ((Mflg == TRUE) && (p->next != NULL) &&
2147 					(suffix[0] != NULL)) {
2148 			(void) fprintf(fp, "       \"%s\"\n", suffix);
2149 		}
2150 	} else {
2151 		(void) fprintf(fp, "msgstr\n");
2152 	}
2153 } /* output_msgid */
2154 
2155 /*
2156  * Malloc a new element node and initialize fields.
2157  */
2158 static struct element_st *
new_element(void)2159 new_element(void)
2160 {
2161 	struct element_st *tmp;
2162 
2163 	tmp = (struct element_st *)malloc(sizeof (struct element_st));
2164 	tmp->istextdomain = FALSE;
2165 	tmp->isduplicate = FALSE;
2166 	tmp->msgid = NULL;
2167 	tmp->msgstr = NULL;
2168 	tmp->comment = NULL;
2169 	tmp->fname = NULL;
2170 	tmp->linenum = 0;
2171 	tmp->next = NULL;
2172 
2173 	return (tmp);
2174 } /* new_element */
2175 
2176 /*
2177  * Malloc a new domain node and initialize fields.
2178  */
2179 static struct domain_st *
new_domain(void)2180 new_domain(void)
2181 {
2182 	struct domain_st *tmp;
2183 
2184 	tmp = (struct domain_st *)malloc(sizeof (struct domain_st));
2185 	tmp->dname = NULL;
2186 	tmp->gettext_head = NULL;
2187 	tmp->gettext_tail = NULL;
2188 	tmp->textdomain_head = NULL;
2189 	tmp->textdomain_tail = NULL;
2190 	tmp->next = NULL;
2191 
2192 	return (tmp);
2193 } /* new_domain */
2194 
2195 /*
2196  * Malloc a new string list node and initialize fields.
2197  */
2198 static struct strlist_st *
new_strlist(void)2199 new_strlist(void)
2200 {
2201 	struct strlist_st *tmp;
2202 
2203 	tmp = (struct strlist_st *)malloc(sizeof (struct strlist_st));
2204 	tmp->str = NULL;
2205 	tmp->next = NULL;
2206 
2207 	return (tmp);
2208 } /* new_strlist */
2209 
2210 /*
2211  * Malloc a new exclude string list node and initialize fields.
2212  */
2213 static struct exclude_st *
new_exclude(void)2214 new_exclude(void)
2215 {
2216 	struct exclude_st *tmp;
2217 
2218 	tmp = (struct exclude_st *)malloc(sizeof (struct exclude_st));
2219 	tmp->exstr = NULL;
2220 	tmp->next = NULL;
2221 
2222 	return (tmp);
2223 } /* new_exclude */
2224 
2225 /*
2226  * Local version of strcat to keep within maximum string size.
2227  */
2228 static void
lstrcat(char * s1,const char * s2)2229 lstrcat(char *s1, const char *s2)
2230 {
2231 	char	*es1 = &s1[MAX_STRING_LEN];
2232 	char	*ss1 = s1;
2233 
2234 	while (*s1++)
2235 		;
2236 	--s1;
2237 	while (*s1++ = *s2++)
2238 		if (s1 >= es1) {
2239 			s1[-1] = '\0';
2240 			if ((in_comment == TRUE || in_quote == TRUE) &&
2241 			    (warn_linenum != curr_linenum)) {
2242 				if (stdin_only == FALSE) {
2243 					(void) fprintf(stderr,
2244 					    "WARNING: file %s line %d exceeds "\
2245 					    "%d characters:  \"%15.15s\"\n",
2246 					    curr_file, curr_linenum,
2247 					    MAX_STRING_LEN, ss1);
2248 				} else {
2249 					(void) fprintf(stderr,
2250 					    "WARNING: line %d exceeds "\
2251 					    "%d characters:  \"%15.15s\"\n",
2252 					    curr_linenum, MAX_STRING_LEN, ss1);
2253 				}
2254 				warn_linenum = curr_linenum;
2255 			}
2256 			break;
2257 		}
2258 } /* lstrcat */
2259 
2260 #ifdef DEBUG
2261 /*
2262  * Debug print routine. Compiled only with DEBUG on.
2263  */
2264 void
print_element_list(struct element_st * q)2265 print_element_list(struct element_st *q)
2266 {
2267 	struct strlist_st	*r;
2268 
2269 	while (q != NULL) {
2270 		printf("   istextdomain = %d\n", q->istextdomain);
2271 		printf("   isduplicate  = %d\n", q->isduplicate);
2272 		if ((q->msgid != NULL) && (q->msgid->str != NULL)) {
2273 			printf("   msgid = <%s>\n", q->msgid->str);
2274 			r = q->msgid->next;
2275 			while (r != NULL) {
2276 				printf("           <%s>\n", r->str);
2277 				r = r->next;
2278 			}
2279 		} else {
2280 			printf("   msgid = <NULL>\n");
2281 		}
2282 		if ((q->msgstr != NULL) && (q->msgstr->str != NULL)) {
2283 			printf("   msgstr= <%s>\n", q->msgstr->str);
2284 			r = q->msgstr->next;
2285 			while (r != NULL) {
2286 				printf("           <%s>\n", r->str);
2287 				r = r->next;
2288 			}
2289 		} else {
2290 			printf("   msgstr= <NULL>\n");
2291 		}
2292 
2293 		if (q->comment == NULL) {
2294 			printf("   comment = <NULL>\n");
2295 		} else {
2296 			printf("   comment = <%s>\n", q->comment->str);
2297 			r = q->comment->next;
2298 			while (r != NULL) {
2299 				printf("             <%s>\n", r->str);
2300 				r = r->next;
2301 			}
2302 		}
2303 
2304 		if (q->fname == NULL) {
2305 			printf("   fname = <NULL>\n");
2306 		} else {
2307 			printf("   fname = <%s>\n", q->fname);
2308 		}
2309 		printf("   linenum = %d\n", q->linenum);
2310 		printf("\n");
2311 		q = q->next;
2312 	}
2313 }
2314 
2315 /*
2316  * Debug print routine. Compiled only with DEBUG on.
2317  */
2318 void
print_one_domain(struct domain_st * p)2319 print_one_domain(struct domain_st *p)
2320 {
2321 	struct element_st	*q;
2322 
2323 	if (p == NULL) {
2324 		printf("domain pointer = <NULL>\n");
2325 		return;
2326 	} else if (p->dname == NULL) {
2327 		printf("domain_name = <%s>\n", "<NULL>");
2328 	} else {
2329 		printf("domain_name = <%s>\n", p->dname);
2330 	}
2331 	q = p->gettext_head;
2332 	print_element_list(q);
2333 
2334 	q = p->textdomain_head;
2335 	print_element_list(q);
2336 } /* print_one_domain */
2337 
2338 void
print_all_domain(struct domain_st * dom_list)2339 print_all_domain(struct domain_st *dom_list)
2340 {
2341 	struct domain_st	*p;
2342 	struct element_st	*q;
2343 
2344 	p = dom_list;
2345 	while (p != NULL) {
2346 		print_one_domain(p);
2347 		p = p->next;
2348 	} /* while */
2349 } /* print_all_domain */
2350 #endif
2351