1 #ifndef _MKSH_DEFS_H
2 #define _MKSH_DEFS_H
3 /*
4 * CDDL HEADER START
5 *
6 * The contents of this file are subject to the terms of the
7 * Common Development and Distribution License (the "License").
8 * You may not use this file except in compliance with the License.
9 *
10 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
11 * or http://www.opensolaris.org/os/licensing.
12 * See the License for the specific language governing permissions
13 * and limitations under the License.
14 *
15 * When distributing Covered Code, include this CDDL HEADER in each
16 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
17 * If applicable, add the following below this CDDL HEADER, with the
18 * fields enclosed by brackets "[]" replaced with your own identifying
19 * information: Portions Copyright [yyyy] [name of copyright owner]
20 *
21 * CDDL HEADER END
22 */
23 /*
24 * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
25 * Use is subject to license terms.
26 */
27
28 /*
29 * This is not "#ifdef TEAMWARE_MAKE_CMN" because we're currently
30 * using the TW fake i18n headers and libraries to build both
31 * SMake and PMake on SPARC/S1 and x86/S2.
32 */
33
34 #include <avo/intl.h>
35 #include <limits.h> /* MB_LEN_MAX */
36 #include <stdio.h>
37 #include <stdlib.h> /* wchar_t */
38 #include <string.h> /* strcmp() */
39 #include <nl_types.h> /* catgets() */
40 #include <sys/param.h> /* MAXPATHLEN */
41 #include <sys/types.h> /* time_t, caddr_t */
42 #include <vroot/vroot.h> /* pathpt */
43 #include <sys/time.h> /* timestruc_t */
44 #include <errno.h> /* errno */
45
46 #include <wctype.h>
47 #include <widec.h>
48
49
50 /*
51 * A type and some utilities for boolean values
52 */
53
54 #define false BOOLEAN_false
55 #define true BOOLEAN_true
56
57 typedef enum {
58 false = 0,
59 true = 1,
60 failed = 0,
61 succeeded = 1
62 } Boolean;
63 #define BOOLEAN(expr) ((expr) ? true : false)
64
65 /*
66 * Some random constants (in an enum so dbx knows their values)
67 */
68 enum {
69 update_delay = 30, /* time between rstat checks */
70 ar_member_name_len = 1024,
71 hashsize = 2048 /* size of hash table */
72 };
73
74
75 /*
76 * Symbols that defines all the different char constants make uses
77 */
78 enum {
79 ampersand_char = '&',
80 asterisk_char = '*',
81 at_char = '@',
82 backquote_char = '`',
83 backslash_char = '\\',
84 bar_char = '|',
85 braceleft_char = '{',
86 braceright_char = '}',
87 bracketleft_char = '[',
88 bracketright_char = ']',
89 colon_char = ':',
90 comma_char = ',',
91 dollar_char = '$',
92 doublequote_char = '"',
93 equal_char = '=',
94 exclam_char = '!',
95 greater_char = '>',
96 hat_char = '^',
97 hyphen_char = '-',
98 less_char = '<',
99 newline_char = '\n',
100 nul_char = '\0',
101 numbersign_char = '#',
102 parenleft_char = '(',
103 parenright_char = ')',
104 percent_char = '%',
105 period_char = '.',
106 plus_char = '+',
107 question_char = '?',
108 quote_char = '\'',
109 semicolon_char = ';',
110 slash_char = '/',
111 space_char = ' ',
112 tab_char = '\t',
113 tilde_char = '~'
114 };
115
116 /*
117 * For make i18n. Codeset independent.
118 * Setup character semantics by identifying all the special characters
119 * of make, and assigning each an entry in the char_semantics[] vector.
120 */
121 enum {
122 ampersand_char_entry = 0, /* 0 */
123 asterisk_char_entry, /* 1 */
124 at_char_entry, /* 2 */
125 backquote_char_entry, /* 3 */
126 backslash_char_entry, /* 4 */
127 bar_char_entry, /* 5 */
128 bracketleft_char_entry, /* 6 */
129 bracketright_char_entry, /* 7 */
130 colon_char_entry, /* 8 */
131 dollar_char_entry, /* 9 */
132 doublequote_char_entry, /* 10 */
133 equal_char_entry, /* 11 */
134 exclam_char_entry, /* 12 */
135 greater_char_entry, /* 13 */
136 hat_char_entry, /* 14 */
137 hyphen_char_entry, /* 15 */
138 less_char_entry, /* 16 */
139 newline_char_entry, /* 17 */
140 numbersign_char_entry, /* 18 */
141 parenleft_char_entry, /* 19 */
142 parenright_char_entry, /* 20 */
143 percent_char_entry, /* 21 */
144 plus_char_entry, /* 22 */
145 question_char_entry, /* 23 */
146 quote_char_entry, /* 24 */
147 semicolon_char_entry, /* 25 */
148 no_semantics_entry /* 26 */
149 };
150
151 /*
152 * CHAR_SEMANTICS_ENTRIES should be the number of entries above.
153 * The last entry in char_semantics[] should be blank.
154 */
155 #define CHAR_SEMANTICS_ENTRIES 27
156 /*
157 #define CHAR_SEMANTICS_STRING "&*@`\\|[]:$=!>-\n#()%+?;^<'\""
158 */
159
160 /*
161 * Some utility macros
162 */
163 #define ALLOC(x) ((struct _##x *)getmem(sizeof (struct _##x)))
164 #define ALLOC_WC(x) ((wchar_t *)getmem((x) * SIZEOFWCHAR_T))
165 #define FIND_LENGTH -1
166 #define GETNAME(a,b) getname_fn((a), (b), false)
167 #define IS_EQUAL(a,b) (!strcmp((a), (b)))
168 #define IS_EQUALN(a,b,n) (!strncmp((a), (b), (n)))
169 #define IS_WEQUAL(a,b) (!wscmp((a), (b)))
170 #define IS_WEQUALN(a,b,n) (!wsncmp((a), (b), (n)))
171 #define MBLEN(a) mblen((a), MB_LEN_MAX)
172 #define MBSTOWCS(a,b) (void) mbstowcs_with_check((a), (b), MAXPATHLEN)
173 #define MBTOWC(a,b) mbtowc((a), (b), MB_LEN_MAX)
174 #define SIZEOFWCHAR_T (sizeof (wchar_t))
175 #define VSIZEOF(v) (sizeof (v) / sizeof ((v)[0]))
176 #define WCSTOMBS(a,b) (void) wcstombs((a), (b), (MAXPATHLEN * MB_LEN_MAX))
177 #define WCTOMB(a,b) (void) wctomb((a), (b))
178 #define HASH(v, c) (v = (v)*31 + (unsigned int)(c))
179
180 extern void mbstowcs_with_check(wchar_t *pwcs, const char *s, size_t n);
181
182 /*
183 * Bits stored in funny vector to classify chars
184 */
185 enum {
186 dollar_sem = 0001,
187 meta_sem = 0002,
188 percent_sem = 0004,
189 wildcard_sem = 0010,
190 command_prefix_sem = 0020,
191 special_macro_sem = 0040,
192 colon_sem = 0100,
193 parenleft_sem = 0200
194 };
195
196 /*
197 * Type returned from doname class functions
198 */
199 typedef enum {
200 build_dont_know = 0,
201 build_failed,
202 build_ok,
203 build_in_progress,
204 build_running, /* PARALLEL & DISTRIBUTED */
205 build_pending, /* PARALLEL & DISTRIBUTED */
206 build_serial, /* PARALLEL & DISTRIBUTED */
207 build_subtree /* PARALLEL & DISTRIBUTED */
208 } Doname;
209
210 /*
211 * The String struct defines a string with the following layout
212 * "xxxxxxxxxxxxxxxCxxxxxxxxxxxxxxx________"
213 * ^ ^ ^ ^
214 * | | | |
215 * buffer.start text.p text.end buffer.end
216 * text.p points to the next char to read/write.
217 */
218 struct _String {
219 struct Text {
220 wchar_t *p; /* Read/Write pointer */
221 wchar_t *end; /* Read limit pointer */
222 } text;
223 struct Physical_buffer {
224 wchar_t *start; /* Points to start of buffer */
225 wchar_t *end; /* End of physical buffer */
226 } buffer;
227 Boolean free_after_use:1;
228 };
229
230 #define STRING_BUFFER_LENGTH 1024
231 #define INIT_STRING_FROM_STACK(str, buf) { \
232 str.buffer.start = (buf); \
233 str.text.p = (buf); \
234 str.text.end = NULL; \
235 str.buffer.end = (buf) \
236 + (sizeof (buf)/SIZEOFWCHAR_T); \
237 str.free_after_use = false; \
238 }
239
240 #define APPEND_NAME(np, dest, len) append_string((np)->string_mb, (dest), (len));
241
242 class Wstring {
243 public:
244 struct _String string;
245 wchar_t string_buf[STRING_BUFFER_LENGTH];
246
247 public:
248 Wstring();
249 Wstring(struct _Name * name);
250 ~Wstring();
251
252 void init(struct _Name * name);
253 void init(wchar_t * name, unsigned length);
254 unsigned length() {
255 return wslen(string.buffer.start);
256 };
257 void append_to_str(struct _String * str, unsigned off, unsigned length);
258
259 wchar_t * get_string() {
260 return string.buffer.start;
261 };
262
263 wchar_t * get_string(unsigned off) {
264 return string.buffer.start + off;
265 };
266
267 Boolean equaln(wchar_t * str, unsigned length);
268 Boolean equal(wchar_t * str);
269 Boolean equal(wchar_t * str, unsigned off);
270 Boolean equal(wchar_t * str, unsigned off, unsigned length);
271
272 Boolean equaln(Wstring * str, unsigned length);
273 Boolean equal(Wstring * str);
274 Boolean equal(Wstring * str, unsigned off);
275 Boolean equal(Wstring * str, unsigned off, unsigned length);
276 };
277
278
279 /*
280 * Used for storing the $? list and also for the "target + target:"
281 * construct.
282 */
283 struct _Chain {
284 struct _Chain *next;
285 struct _Name *name;
286 struct _Percent *percent_member;
287 };
288
289 /*
290 * Stores one command line for a rule
291 */
292 struct _Cmd_line {
293 struct _Cmd_line *next;
294 struct _Name *command_line;
295 Boolean make_refd:1; /* $(MAKE) referenced? */
296 /*
297 * Remember any command line prefixes given
298 */
299 Boolean ignore_command_dependency:1; /* `?' */
300 Boolean assign:1; /* `=' */
301 Boolean ignore_error:1; /* `-' */
302 Boolean silent:1; /* `@' */
303 Boolean always_exec:1; /* `+' */
304 };
305
306 /*
307 * Linked list of targets/files
308 */
309 struct _Dependency {
310 struct _Dependency *next;
311 struct _Name *name;
312 Boolean automatic:1;
313 Boolean stale:1;
314 Boolean built:1;
315 };
316
317 /*
318 * The specials are markers for targets that the reader should special case
319 */
320 typedef enum {
321 no_special,
322 built_last_make_run_special,
323 default_special,
324 get_posix_special,
325 get_special,
326 ignore_special,
327 keep_state_file_special,
328 keep_state_special,
329 make_version_special,
330 no_parallel_special,
331 parallel_special,
332 posix_special,
333 precious_special,
334 sccs_get_posix_special,
335 sccs_get_special,
336 silent_special,
337 suffixes_special,
338 svr4_special,
339 localhost_special
340 } Special;
341
342 typedef enum {
343 no_colon,
344 one_colon,
345 two_colon,
346 equal_seen,
347 conditional_seen,
348 none_seen
349 } Separator;
350
351 /*
352 * Magic values for the timestamp stored with each name object
353 */
354
355
356 extern const timestruc_t file_no_time;
357 extern const timestruc_t file_doesnt_exist;
358 extern const timestruc_t file_is_dir;
359 extern const timestruc_t file_min_time;
360 extern const timestruc_t file_max_time;
361
362 /*
363 * Each Name has a list of properties
364 * The properties are used to store information that only
365 * a subset of the Names need
366 */
367 typedef enum {
368 no_prop,
369 conditional_prop,
370 line_prop,
371 macro_prop,
372 makefile_prop,
373 member_prop,
374 recursive_prop,
375 sccs_prop,
376 suffix_prop,
377 target_prop,
378 time_prop,
379 vpath_alias_prop,
380 long_member_name_prop,
381 macro_append_prop,
382 env_mem_prop
383 } Property_id;
384
385 typedef enum {
386 no_daemon = 0,
387 chain_daemon
388 } Daemon;
389
390 struct _Env_mem {
391 char *value;
392 };
393
394 struct _Macro_appendix {
395 struct _Name *value;
396 struct _Name *value_to_append;
397 };
398
399 struct _Macro {
400 /*
401 * For "ABC = xyz" constructs
402 * Name "ABC" get one macro prop
403 */
404 struct _Name *value;
405 Boolean exported:1;
406 Boolean read_only:1;
407 /*
408 * This macro is defined conditionally
409 */
410 Boolean is_conditional:1;
411 /*
412 * The list for $? is stored as a structured list that
413 * is translated into a string iff it is referenced.
414 * This is why some macro values need a daemon.
415 */
416 Daemon daemon:2;
417 };
418
419 struct _Macro_list {
420 struct _Macro_list *next;
421 char *macro_name;
422 char *value;
423 };
424
425 enum sccs_stat {
426 DONT_KNOW_SCCS = 0,
427 NO_SCCS,
428 HAS_SCCS
429 };
430
431 struct _Name {
432 struct _Property *prop; /* List of properties */
433 char *string_mb; /* Multi-byte name string */
434 struct {
435 unsigned int length;
436 } hash;
437 struct {
438 timestruc_t time; /* Modification */
439 int stat_errno; /* error from "stat" */
440 off_t size; /* Of file */
441 mode_t mode; /* Of file */
442 Boolean is_file:1;
443 Boolean is_dir:1;
444 Boolean is_sym_link:1;
445 Boolean is_precious:1;
446 enum sccs_stat has_sccs:2;
447 } stat;
448 /*
449 * Count instances of :: definitions for this target
450 */
451 short colon_splits;
452 /*
453 * We only clear the automatic depes once per target per report
454 */
455 short temp_file_number;
456 /*
457 * Count how many conditional macros this target has defined
458 */
459 short conditional_cnt;
460 /*
461 * A conditional macro was used when building this target
462 */
463 Boolean depends_on_conditional:1;
464 /*
465 * Pointer to list of conditional macros which were used to build
466 * this target
467 */
468 struct _Macro_list *conditional_macro_list;
469 Boolean has_member_depe:1;
470 Boolean is_member:1;
471 /*
472 * This target is a directory that has been read
473 */
474 Boolean has_read_dir:1;
475 /*
476 * This name is a macro that is now being expanded
477 */
478 Boolean being_expanded:1;
479 /*
480 * This name is a magic name that the reader must know about
481 */
482 Special special_reader:5;
483 Doname state:3;
484 Separator colons:3;
485 Boolean has_depe_list_expanded:1;
486 Boolean suffix_scan_done:1;
487 Boolean has_complained:1; /* For sccs */
488 /*
489 * This target has been built during this make run
490 */
491 Boolean ran_command:1;
492 Boolean with_squiggle:1; /* for .SUFFIXES */
493 Boolean without_squiggle:1; /* for .SUFFIXES */
494 Boolean has_read_suffixes:1; /* Suffix list cached*/
495 Boolean has_suffixes:1;
496 Boolean has_target_prop:1;
497 Boolean has_vpath_alias_prop:1;
498 Boolean dependency_printed:1; /* For dump_make_state() */
499 Boolean dollar:1; /* In namestring */
500 Boolean meta:1; /* In namestring */
501 Boolean percent:1; /* In namestring */
502 Boolean wildcard:1; /* In namestring */
503 Boolean has_parent:1;
504 Boolean is_target:1;
505 Boolean has_built:1;
506 Boolean colon:1; /* In namestring */
507 Boolean parenleft:1; /* In namestring */
508 Boolean has_recursive_dependency:1;
509 Boolean has_regular_dependency:1;
510 Boolean is_double_colon:1;
511 Boolean is_double_colon_parent:1;
512 Boolean has_long_member_name:1;
513 /*
514 * allowed to run in parallel
515 */
516 Boolean parallel:1;
517 /*
518 * not allowed to run in parallel
519 */
520 Boolean no_parallel:1;
521 /*
522 * used in dependency_conflict
523 */
524 Boolean checking_subtree:1;
525 Boolean added_pattern_conditionals:1;
526 /*
527 * rechecking target for possible rebuild
528 */
529 Boolean rechecking_target:1;
530 /*
531 * build this target in silent mode
532 */
533 Boolean silent_mode:1;
534 /*
535 * build this target in ignore error mode
536 */
537 Boolean ignore_error_mode:1;
538 Boolean dont_activate_cond_values:1;
539 /*
540 * allowed to run serially on local host
541 */
542 Boolean localhost:1;
543 };
544
545 /*
546 * Stores the % matched default rules
547 */
548 struct _Percent {
549 struct _Percent *next;
550 struct _Name **patterns;
551 struct _Name *name;
552 struct _Percent *dependencies;
553 struct _Cmd_line *command_template;
554 struct _Chain *target_group;
555 int patterns_total;
556 Boolean being_expanded;
557 };
558
559 struct Conditional {
560 /*
561 * For "foo := ABC [+]= xyz" constructs
562 * Name "foo" gets one conditional prop
563 */
564 struct _Name *target;
565 struct _Name *name;
566 struct _Name *value;
567 int sequence;
568 Boolean append:1;
569 };
570
571 struct Line {
572 /*
573 * For "target : dependencies" constructs
574 * Name "target" gets one line prop
575 */
576 struct _Cmd_line *command_template;
577 struct _Cmd_line *command_used;
578 struct _Dependency *dependencies;
579 timestruc_t dependency_time;
580 struct _Chain *target_group;
581 Boolean is_out_of_date:1;
582 Boolean sccs_command:1;
583 Boolean command_template_redefined:1;
584 Boolean dont_rebuild_command_used:1;
585 /*
586 * Values for the dynamic macros
587 */
588 struct _Name *target;
589 struct _Name *star;
590 struct _Name *less;
591 struct _Name *percent;
592 struct _Chain *query;
593 };
594
595 struct Makefile {
596 /*
597 * Names that reference makefiles gets one prop
598 */
599 wchar_t *contents;
600 off_t size;
601 };
602
603 struct Member {
604 /*
605 * For "lib(member)" and "lib((entry))" constructs
606 * Name "lib(member)" gets one member prop
607 * Name "lib((entry))" gets one member prop
608 * The member field is filled in when the prop is refd
609 */
610 struct _Name *library;
611 struct _Name *entry;
612 struct _Name *member;
613 };
614
615 struct Recursive {
616 /*
617 * For "target: .RECURSIVE dir makefiles" constructs
618 * Used to keep track of recursive calls to make
619 * Name "target" gets one recursive prop
620 */
621 struct _Name *directory;
622 struct _Name *target;
623 struct _Dependency *makefiles;
624 Boolean has_built;
625 Boolean in_depinfo;
626 };
627
628 struct Sccs {
629 /*
630 * Each file that has a SCCS s. file gets one prop
631 */
632 struct _Name *file;
633 };
634
635 struct Suffix {
636 /*
637 * Cached list of suffixes that can build this target
638 * suffix is built from .SUFFIXES
639 */
640 struct _Name *suffix;
641 struct _Cmd_line *command_template;
642 };
643
644 struct Target {
645 /*
646 * For "target:: dependencies" constructs
647 * The "::" construct is handled by converting it to
648 * "foo: 1@foo" + "1@foo: dependecies"
649 * "1@foo" gets one target prop
650 * This target prop cause $@ to be bound to "foo"
651 * not "1@foo" when the rule is evaluated
652 */
653 struct _Name *target;
654 };
655
656 struct STime {
657 /*
658 * Save the original time for :: targets
659 */
660 timestruc_t time;
661 };
662
663 struct Vpath_alias {
664 /*
665 * If a file was found using the VPATH it gets
666 * a vpath_alias prop
667 */
668 struct _Name *alias;
669 };
670
671 struct Long_member_name {
672 /*
673 * Targets with a truncated member name carries
674 * the full lib(member) name for the state file
675 */
676 struct _Name *member_name;
677 };
678
679 union Body {
680 struct _Macro macro;
681 struct Conditional conditional;
682 struct Line line;
683 struct Makefile makefile;
684 struct Member member;
685 struct Recursive recursive;
686 struct Sccs sccs;
687 struct Suffix suffix;
688 struct Target target;
689 struct STime time;
690 struct Vpath_alias vpath_alias;
691 struct Long_member_name long_member_name;
692 struct _Macro_appendix macro_appendix;
693 struct _Env_mem env_mem;
694 };
695
696 #define PROPERTY_HEAD_SIZE (sizeof (struct _Property)-sizeof (union Body))
697 struct _Property {
698 struct _Property *next;
699 Property_id type:4;
700 union Body body;
701 };
702
703 /* Structure for dynamic "ascii" arrays */
704 struct ASCII_Dyn_Array {
705 char *start;
706 size_t size;
707 };
708
709 struct _Envvar {
710 struct _Name *name;
711 struct _Name *value;
712 struct _Envvar *next;
713 char *env_string;
714 Boolean already_put:1;
715 };
716
717 /*
718 * Macros for the reader
719 */
720 #define GOTO_STATE(new_state) { \
721 SET_STATE(new_state); \
722 goto enter_state; \
723 }
724 #define SET_STATE(new_state) state = (new_state)
725
726 #define UNCACHE_SOURCE() if (source != NULL) { \
727 source->string.text.p = source_p; \
728 }
729 #define CACHE_SOURCE(comp) if (source != NULL) { \
730 source_p = source->string.text.p - \
731 (comp); \
732 source_end = source->string.text.end; \
733 }
734 #define GET_NEXT_BLOCK_NOCHK(source) { UNCACHE_SOURCE(); \
735 source = get_next_block_fn(source); \
736 CACHE_SOURCE(0) \
737 }
738 #define GET_NEXT_BLOCK(source) { GET_NEXT_BLOCK_NOCHK(source); \
739 if (source != NULL && source->error_converting) { \
740 GOTO_STATE(illegal_bytes_state); \
741 } \
742 }
743 #define GET_CHAR() ((source == NULL) || \
744 (source_p >= source_end) ? 0 : *source_p)
745
746 struct _Source {
747 struct _String string;
748 struct _Source *previous;
749 off_t bytes_left_in_file;
750 short fd;
751 Boolean already_expanded:1;
752 Boolean error_converting:1;
753 char *inp_buf;
754 char *inp_buf_end;
755 char *inp_buf_ptr;
756 };
757
758 typedef enum {
759 reading_nothing,
760 reading_makefile,
761 reading_statefile,
762 rereading_statefile,
763 reading_cpp_file
764 } Makefile_type;
765
766 /*
767 * Typedefs for all structs
768 */
769 typedef struct _Chain *Chain, Chain_rec;
770 typedef struct _Envvar *Envvar, Envvar_rec;
771 typedef struct _Macro_list *Macro_list, Macro_list_rec;
772 typedef struct _Name *Name, Name_rec;
773 typedef struct _Property *Property, Property_rec;
774 typedef struct _Source *Source, Source_rec;
775 typedef struct _String *String, String_rec;
776
777 /*
778 * name records hash table.
779 */
780 struct Name_set {
781 private:
782 // single node in a tree
783 struct entry {
784 entry(Name name_, entry *parent_) :
785 name(name_),
786 parent(parent_),
787 left(0),
788 right(0),
789 depth(1)
790 {}
791
792 Name name;
793
794 entry *parent;
795 entry *left;
796 entry *right;
797 unsigned depth;
798
799 void setup_depth() {
800 unsigned rdepth = (right != 0) ? right->depth : 0;
801 unsigned ldepth = (left != 0) ? left->depth : 0;
802 depth = 1 + ((ldepth > rdepth) ? ldepth : rdepth);
803 }
804 };
805
806 public:
807 // make iterator a friend of Name_set to have access to struct entry
808 struct iterator;
809 friend struct Name_set::iterator;
810
811 // iterator over tree nodes
812 struct iterator {
813 public:
814 // constructors
815 iterator() : node(0) {}
816 iterator(entry *node_) : node(node_) {}
817
818 // dereference operator
819 Name operator->() const { return node->name; }
820
821 // conversion operator
822 operator Name() { return node->name; }
823
824 // assignment operator
825 iterator& operator=(const iterator &o) { node = o.node; return *this; }
826
827 // equality/inequality operators
828 int operator==(const iterator &o) const { return (node == o.node); }
829 int operator!=(const iterator &o) const { return (node != o.node); }
830
831 // pre/post increment operators
832 iterator& operator++();
833 iterator operator++(int) { iterator it = *this; ++*this; return it; }
834
835 private:
836 // the node iterator points to
837 entry *node;
838 };
839
840 public:
841 // constructor
842 Name_set() : root(0) {}
843
844 // lookup, insert and remove operations
845 Name lookup(const char *key);
846 Name insert(const char *key, Boolean &found);
847 void insert(Name name);
848
849 // begin/end iterators
850 iterator begin() const;
851 iterator end() const { return iterator(); }
852
853 private:
854 // rebalance given node
855 void rebalance(entry *node);
856
857 private:
858 // tree root
859 entry *root;
860 };
861
862 /*
863 * extern declarations for all global variables.
864 * The actual declarations are in globals.cc
865 */
866 extern char char_semantics[];
867 extern wchar_t char_semantics_char[];
868 extern Macro_list cond_macro_list;
869 extern Boolean conditional_macro_used;
870 extern Boolean do_not_exec_rule; /* `-n' */
871 extern Boolean dollarget_seen;
872 extern Boolean dollarless_flag;
873 extern Name dollarless_value;
874 extern char **environ;
875 extern Envvar envvar;
876 extern int exit_status;
877 extern wchar_t *file_being_read;
878 /* Variable gnu_style=true if env. var. SUN_MAKE_COMPAT_MODE=GNU (RFE 4866328) */
879 extern Boolean gnu_style;
880 extern Name_set hashtab;
881 extern Name host_arch;
882 extern Name host_mach;
883 extern int line_number;
884 extern char *make_state_lockfile;
885 extern Boolean make_word_mentioned;
886 extern Makefile_type makefile_type;
887 extern char mbs_buffer[];
888 extern Name path_name;
889 extern Boolean posix;
890 extern Name query;
891 extern Boolean query_mentioned;
892 extern Name hat;
893 extern Boolean reading_environment;
894 extern Name shell_name;
895 extern Boolean svr4;
896 extern Name target_arch;
897 extern Name target_mach;
898 extern Boolean tilde_rule;
899 extern wchar_t wcs_buffer[];
900 extern Boolean working_on_targets;
901 extern Name virtual_root;
902 extern Boolean vpath_defined;
903 extern Name vpath_name;
904 extern Boolean make_state_locked;
905 #if defined (TEAMWARE_MAKE_CMN)
906 extern Boolean out_err_same;
907 #endif
908 extern pid_t childPid;
909 extern nl_catd libmksh_catd;
910
911 /*
912 * RFE 1257407: make does not use fine granularity time info available from stat.
913 * High resolution time comparison.
914 */
915
916 inline int
917 operator==(const timestruc_t &t1, const timestruc_t &t2) {
918 return ((t1.tv_sec == t2.tv_sec) && (t1.tv_nsec == t2.tv_nsec));
919 }
920
921 inline int
922 operator!=(const timestruc_t &t1, const timestruc_t &t2) {
923 return ((t1.tv_sec != t2.tv_sec) || (t1.tv_nsec != t2.tv_nsec));
924 }
925
926 inline int
927 operator>(const timestruc_t &t1, const timestruc_t &t2) {
928 if (t1.tv_sec == t2.tv_sec) {
929 return (t1.tv_nsec > t2.tv_nsec);
930 }
931 return (t1.tv_sec > t2.tv_sec);
932 }
933
934 inline int
935 operator>=(const timestruc_t &t1, const timestruc_t &t2) {
936 if (t1.tv_sec == t2.tv_sec) {
937 return (t1.tv_nsec >= t2.tv_nsec);
938 }
939 return (t1.tv_sec > t2.tv_sec);
940 }
941
942 inline int
943 operator<(const timestruc_t &t1, const timestruc_t &t2) {
944 if (t1.tv_sec == t2.tv_sec) {
945 return (t1.tv_nsec < t2.tv_nsec);
946 }
947 return (t1.tv_sec < t2.tv_sec);
948 }
949
950 inline int
951 operator<=(const timestruc_t &t1, const timestruc_t &t2) {
952 if (t1.tv_sec == t2.tv_sec) {
953 return (t1.tv_nsec <= t2.tv_nsec);
954 }
955 return (t1.tv_sec < t2.tv_sec);
956 }
957
958 #endif