-
Notifications
You must be signed in to change notification settings - Fork 30
/
libtool.c
4189 lines (4012 loc) · 127 KB
/
libtool.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
* Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
/*
* The NeXT Computer, Inc. libtool(1) program that handles fat files, archives
* and Mach-O objects files (no 4.3bsd a.out files). This is also the ranlib(1)
* program.
*/
#include <mach/mach.h>
#include "stuff/openstep_mach.h"
#include <libc.h>
#ifndef __OPENSTEP__
#include <utime.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include <ar.h>
#include <mach-o/ranlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/mman.h>
#include "stuff/bool.h"
#include "stuff/ofile.h"
#include "stuff/rnd.h"
#include "stuff/errors.h"
#include "stuff/allocate.h"
#include "stuff/execute.h"
#include "stuff/version_number.h"
#include "stuff/unix_standard_mode.h"
#ifdef LTO_SUPPORT
#include "stuff/lto.h"
#endif /* LTO_SUPPORT */
#include <mach/mach_init.h>
#if defined(__OPENSTEP__) || defined(__GONZO_BUNSEN_BEAKER__)
#include <servers/netname.h>
#else
#include <servers/bootstrap.h>
#endif
/*
* This is used internally to build the table of contents.
*/
struct toc {
char *name; /* symbol defined by */
int32_t index1; /* library member at this index plus 1 */
};
/* used by error routines as the name of the program */
char *progname = NULL;
/* the bytesex of the host this program is running on */
static enum byte_sex host_byte_sex = UNKNOWN_BYTE_SEX;
/*
* The time the table of contents' are set to and the time to base the
* modification time of the output file to be set to.
*/
static time_t toc_time = 0;
/*
* The environment variable ZERO_AR_DATE is used here and other places that
* write archives to allow testing and comparing things for exact binary
* equality.
*/
static enum bool zero_ar_date = FALSE;
/*
* The mode of the table of contents member (S_IFREG | (0666 & ~umask))
*/
static u_short toc_mode = 0;
/* flags set from the command line arguments */
struct cmd_flags {
char **files; /* array of file name arguments */
uint32_t
nfiles; /* number of file name arguments */
char **filelist; /* filelist argument the file name argument came from */
enum bool
no_files_ok; /* ok to see no files */
enum bool ranlib; /* set if this is run as ranlib not libtool */
enum bool s; /* sort the table of contents */
enum bool a; /* don't sort the table of contents (original form) */
enum bool c; /* include commmon symbols in the table of contents */
enum bool t; /* just "touch" the archives to get the date right */
enum bool f; /* warn if the output archive is fat,used by ar(1) -s */
enum bool q; /* only write archive if NOT fat, used by ar(1) */
char *output; /* the output file specified by -o */
enum bool final_output_specified; /* if -final_output is specified */
enum bool dynamic; /* create a dynamic shared library, static by default */
char *compatibility;/* compatibility version if specified, NULL otherwise */
char *current; /* current version if specified, NULL otherwise */
char *install_name; /* install name if specified, NULL otherwise */
char *seg1addr; /* seg1addr if specified, NULL otherwise */
char *segs_read_only_addr; /* segs_read_only_addr if specified, or NULL */
char *segs_read_write_addr; /* segs_read_write_addr if specified, or NULL */
char *seg_addr_table; /* seg_addr_table if specified, or NULL */
char *seg_addr_table_filename;
/* seg_addr_table_filename if specified, or NULL */
char **Ldirs; /* array of -Ldir arguments */
uint32_t
nLdirs; /* number of -Ldir arguments */
char **ldflags; /* other ld(1) flags to pass */
uint32_t
nldflags; /* number of ld(1) flags for above */
enum bool verbose; /* print exec(2) commands run */
struct arch_flag
arch_only_flag; /* the -arch_only flag if specified */
enum bool /* set if either -prebind or -noprebind is seen */
prebinding_flag_specified;
enum bool /* set if -prebind is seen or the LD_PREBIND */
prebinding; /* environment variable is set (and -noprebind isn't)*/
enum bool /* set if either -all_load or -noall_load is seen */
all_load_flag_specified;
enum bool /* set if -all_load is seen (and -noall_load isn't) */
all_load;
enum bool /* set with -L (the default) off with -T, for -static */
use_long_names; /* use 4.4bsd extended format 1 for long names */
enum bool L_or_T_specified;
enum bool /* set if the environ var LD_TRACE_ARCHIVES is set */
ld_trace_archives;
const char * /* LD_TRACE_FILE if set and LD_TRACE_ARCHIVES is set, or NULL */
trace_file_path;
enum bool /* set if -search_paths_first is specified */
search_paths_first;
enum bool noflush; /* don't use the output_flush routine to flush the
static library output file by pages */
uint32_t debug; /* debug value to debug output_flush() routine */
enum bool /* don't warn if members have no symbols */
no_warning_for_no_symbols;
};
static struct cmd_flags cmd_flags = { 0 };
/* The value of the environment variable NEXT_ROOT */
static char *next_root = NULL;
/* the standard directories to search for -lx names */
char *standard_dirs[] = {
"/lib/",
"/usr/lib/",
"/usr/local/lib/",
NULL
};
/*
* The input files are broken down in to their object files and then placed in
* these structures. They are sorted by architecture type and then each object
* has a member struct created for it in one of the arch structs. All of these
* structs hang off of 'archs'.
*/
static struct arch *archs = NULL;
static uint32_t narchs = 0;
struct arch {
struct arch_flag arch_flag; /* the identifing info of this architecture */
uint64_t size; /* current working size and final size */
/* the table of contents (toc) stuff for this architecture in the library */
uint32_t toc_size; /* total size of the toc including ar_hdr */
struct ar_hdr toc_ar_hdr; /* the archive header for this member */
enum bool toc_long_name; /* use the long name in the output */
char *toc_name; /* name of toc member */
uint32_t toc_name_size;/* size of name of toc member */
struct toc *tocs; /* internal table of contents */
struct ranlib *toc_ranlibs; /* ranlib structs for output */
uint32_t toc_nranlibs;/* number of ranlib structs */
char *toc_strings; /* strings of symbol names for ranlib structs */
uint32_t toc_strsize; /* number of bytes for the strings above */
/* the members of this architecture in the library */
struct member *members; /* the members of the library for this arch */
uint32_t nmembers; /* the number of the above members */
};
struct member {
uint32_t offset; /* current working offset and final offset*/
struct ar_hdr ar_hdr; /* the archive header for this member */
char null_byte; /* space to write '\0' for ar_hdr */
char *object_addr; /* the address of the object file */
uint32_t object_size; /* the size of the object file */
enum byte_sex object_byte_sex; /* the byte sex of the object file */
struct mach_header *mh; /* the mach_header of 32-bit object files */
struct mach_header_64 *mh64; /* the mach_header of 64-bit object files */
struct load_command /* the start of the load commands */
*load_commands;
struct symtab_command *st; /* the symbol table command */
struct section **sections; /* array of section structs for 32-bit */
struct section_64 **sections64; /* array of section structs for 64-bit */
#ifdef LTO_SUPPORT
enum bool lto_contents; /* TRUE if this member has lto contents */
uint32_t lto_toc_nsyms; /* number of symbols for the toc */
uint32_t lto_toc_strsize; /* the size of the strings for the toc */
char *lto_toc_strings; /* the strings of the symbols for the toc */
#endif /* LTO_SUPPORT */
/* the name of the member in the output */
char *member_name; /* the member name */
uint32_t member_name_size; /* the size of the member name */
enum bool output_long_name; /* use the extended format #1 for the
member name in the output */
/* info recorded from the input file this member came from */
char *input_file_name; /* the input file name */
char *input_base_name; /* the base name in the input file */
uint32_t input_base_name_size; /* the size of the base name */
struct ar_hdr *input_ar_hdr;
uint32_t input_member_offset; /* if from a thin archive */
};
static void usage(
void);
static void process(
void);
static char *file_name_from_l_flag(
char *l_flag);
static char *search_for_file(
char *base_name);
static char * search_paths_for_lname(
const char *lname_argument);
static char * search_path_for_lname(
const char *dir,
const char *lname_argument);
static void add_member(
struct ofile *ofile);
static void free_archs(
void);
static void create_library(
char *output,
struct ofile *ofile);
static enum byte_sex get_target_byte_sex(
struct arch *arch,
enum byte_sex host_byte_sex);
static char *put_toc_member(
char *p,
struct arch *arch,
enum byte_sex host_byte_sex,
enum byte_sex target_byte_sex);
static void create_dynamic_shared_library(
char *output);
static void create_dynamic_shared_library_cleanup(
int sig);
static void make_table_of_contents(
struct arch *arch,
char *output);
static void save_lto_member_toc_info(
struct member *member,
void *mod);
static int toc_name_qsort(
const struct toc *toc1,
const struct toc *toc2);
static int toc_index1_qsort(
const struct toc *toc1,
const struct toc *toc2);
static enum bool toc_symbol(
struct nlist *symbol,
struct section **sections);
static enum bool toc_symbol_64(
struct nlist_64 *symbol64,
struct section_64 **sections64);
static enum bool toc(
uint32_t n_strx,
uint8_t n_type,
uint64_t n_value,
enum bool attr_no_toc);
static enum bool check_sort_tocs(
struct arch *arch,
char *output,
enum bool library_warnings);
static void warn_duplicate_member_names(
void);
static int member_name_qsort(
const struct member *member1,
const struct member *member2);
static int member_offset_qsort(
const struct member *member1,
const struct member *member2);
static void warn_member(
struct arch *arch,
struct member *member,
const char *format, ...) __attribute__ ((format (printf, 3, 4)));
static void ld_trace(
const char *format, ...) __attribute__ ((format (printf, 1, 2)));
/*
* This structure is used to describe blocks of the output file that are flushed
* to the disk file with output_flush. It is kept in an ordered list starting
* with output_blocks.
*/
static struct block {
uint64_t offset; /* starting offset of this block */
uint64_t size; /* size of this block */
uint64_t written_offset;/* first page offset after starting offset */
uint64_t written_size; /* size of written area from written_offset */
struct block *next; /* next block in the list */
} *output_blocks;
static void output_flush(
char *library,
uint64_t library_size,
int fd,
uint64_t offset,
uint64_t size);
static void final_output_flush(
char *library,
int fd);
#ifdef DEBUG
static void print_block_list(void);
#endif /* DEBUG */
static struct block *get_block(void);
static void remove_block(
struct block *block);
static uint32_t trnc(
uint32_t v,
uint32_t r);
/* apple_version is in vers.c which is created by the libstuff/Makefile */
extern char apple_version[];
int
main(
int argc,
char **argv,
char **envp)
{
char *p, *endp, *filelist, *dirname, *addr;
int fd, i;
struct stat stat_buf;
uint32_t j, nfiles, maxfiles;
uint32_t temp;
int oumask, numask;
enum bool lflags_seen, bad_flag_seen, Vflag;
lflags_seen = FALSE;
Vflag = FALSE;
progname = argv[0];
host_byte_sex = get_host_byte_sex();
/*
* The environment variable ZERO_AR_DATE is used here and other
* places that write archives to allow testing and comparing
* things for exact binary equality.
*/
if(getenv("ZERO_AR_DATE") == NULL)
zero_ar_date = FALSE;
else
zero_ar_date = TRUE;
if(zero_ar_date == FALSE)
toc_time = time(0);
else
toc_time = 0;
numask = 0;
oumask = umask(numask);
toc_mode = S_IFREG | (0666 & ~oumask);
(void)umask(oumask);
/* see if this is being run as ranlib */
p = strrchr(argv[0], '/');
if(p != NULL)
p++;
else
p = argv[0];
if(strncmp(p, "ranlib", sizeof("ranlib") - 1) == 0)
cmd_flags.ranlib = TRUE;
/* The default is to used long names */
cmd_flags.use_long_names = TRUE;
/* process the command line arguments and collect the files */
maxfiles = argc;
cmd_flags.files = allocate(sizeof(char *) * maxfiles);
cmd_flags.filelist = allocate(sizeof(char *) * maxfiles);
memset(cmd_flags.filelist, '\0', sizeof(char *) * maxfiles);
for(i = 1; i < argc; i++){
if(argv[i][0] == '-'){
if(argv[i][1] == '\0'){
for(i += 1 ; i < argc; i++)
cmd_flags.files[cmd_flags.nfiles++] = argv[i];
break;
}
if(strcmp(argv[i], "-o") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 == argc){
error("missing argument to: %s option", argv[i]);
usage();
}
if(cmd_flags.output != NULL){
error("more than one: %s option specified", argv[i]);
usage();
}
cmd_flags.output = argv[i+1];
i++;
}
else if(strcmp(argv[i], "-arch_only") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 == argc){
error("missing argument to %s option", argv[i]);
usage();
}
if(cmd_flags.arch_only_flag.name != NULL){
error("more than one: %s option specified", argv[i]);
usage();
}
else{
if(get_arch_from_flag(argv[i+1],
&cmd_flags.arch_only_flag) == 0){
error("unknown architecture specification flag: "
"%s %s", argv[i], argv[i+1]);
arch_usage();
usage();
}
}
i++;
}
else if(strcmp(argv[i], "-dynamic") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
cmd_flags.dynamic = TRUE;
}
else if(strcmp(argv[i], "-static") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
cmd_flags.dynamic = FALSE;
}
else if(strcmp(argv[i], "-filelist") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 == argc){
error("missing argument to: %s option", argv[i]);
usage();
}
filelist = argv[i + 1];
dirname = strrchr(filelist, ',');
if(dirname != NULL){
*dirname = '\0';
dirname++;
}
else
dirname = "";
if((fd = open(filelist, O_RDONLY, 0)) == -1)
system_fatal("can't open file list file: %s", filelist);
if(fstat(fd, &stat_buf) == -1)
system_fatal("can't stat file list file: %s", filelist);
/*
* For some reason mapping files with zero size fails
* so it has to be handled specially.
*/
addr = NULL;
if(stat_buf.st_size != 0){
addr = mmap(0, stat_buf.st_size, PROT_READ|PROT_WRITE,
MAP_FILE|MAP_PRIVATE, fd, 0);
if((intptr_t)addr == -1)
system_error("can't map file list file: %s",
filelist);
}
else{
fatal("file list file: %s is empty", filelist);
}
if(*dirname != '\0')
dirname[-1] = ',';
close(fd);
nfiles = 0;
for(j = 0; j < stat_buf.st_size; j++){
if(addr[j] == '\n')
nfiles++;
}
if(addr[stat_buf.st_size - 1] != '\n')
nfiles++;
p = allocate((strlen(dirname) + 1) * nfiles +
stat_buf.st_size);
cmd_flags.files = reallocate(cmd_flags.files,
sizeof(char *) * (maxfiles + nfiles));
cmd_flags.filelist = reallocate(cmd_flags.filelist,
sizeof(char *) * (maxfiles + nfiles));
memset(cmd_flags.filelist + maxfiles, '\0',
sizeof(char *) * nfiles);
maxfiles += nfiles;
cmd_flags.files[cmd_flags.nfiles] = p;
cmd_flags.filelist[cmd_flags.nfiles] = filelist;
cmd_flags.nfiles++;
if(*dirname != '\0'){
strcpy(p, dirname);
p += strlen(dirname);
*p++ = '/';
}
for(j = 0; j < stat_buf.st_size; j++){
if(addr[j] != '\n')
*p++ = addr[j];
else{
*p++ = '\0';
if(j != stat_buf.st_size - 1){
cmd_flags.files[cmd_flags.nfiles] = p;
cmd_flags.filelist[cmd_flags.nfiles] =argv[i+1];
cmd_flags.nfiles++;
if(*dirname != '\0'){
strcpy(p, dirname);
p += strlen(dirname);
*p++ = '/';
}
}
}
}
if(addr[stat_buf.st_size - 1] != '\n')
*p = '\0';
i++;
}
else if(strcmp(argv[i], "-compatibility_version") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 == argc){
error("missing argument to: %s option", argv[i]);
usage();
}
if(cmd_flags.compatibility != NULL){
error("more than one: %s option specified", argv[i]);
usage();
}
if(get_version_number(argv[i], argv[i+1], &temp) == FALSE){
usage();
}
cmd_flags.compatibility = argv[i+1];
i++;
}
else if(strcmp(argv[i], "-current_version") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 == argc){
error("missing argument to: %s option", argv[i]);
usage();
}
if(cmd_flags.current != NULL){
error("more than one: %s option specified", argv[i]);
usage();
}
if(get_version_number(argv[i], argv[i+1], &temp) == FALSE){
usage();
}
cmd_flags.current = argv[i+1];
i++;
}
else if(strcmp(argv[i], "-install_name") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 == argc){
error("missing argument to: %s option", argv[i]);
usage();
}
if(cmd_flags.install_name != NULL){
error("more than one: %s option specified", argv[i]);
usage();
}
cmd_flags.install_name = argv[i+1];
i++;
}
else if(strcmp(argv[i], "-seg1addr") == 0 ||
strcmp(argv[i], "-image_base") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 == argc){
error("missing argument to: %s option", argv[i]);
usage();
}
if(cmd_flags.seg1addr != NULL){
error("more than one: %s option specified", argv[i]);
usage();
}
temp = strtoul(argv[i + 1], &endp, 16);
if(*endp != '\0'){
error("address for -seg1addr %s not a proper "
"hexadecimal number", argv[i+1]);
usage();
}
cmd_flags.seg1addr = argv[i+1];
i++;
}
else if(strcmp(argv[i], "-segs_read_only_addr") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 == argc){
error("missing argument to: %s option", argv[i]);
usage();
}
if(cmd_flags.segs_read_only_addr != NULL){
error("more than one: %s option specified", argv[i]);
usage();
}
temp = strtoul(argv[i + 1], &endp, 16);
if(*endp != '\0'){
error("address for -segs_read_only_addr %s not a "
"proper hexadecimal number", argv[i+1]);
usage();
}
cmd_flags.segs_read_only_addr = argv[i+1];
i++;
}
else if(strcmp(argv[i], "-segs_read_write_addr") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 == argc){
error("missing argument to: %s option", argv[i]);
usage();
}
if(cmd_flags.segs_read_write_addr != NULL){
error("more than one: %s option specified", argv[i]);
usage();
}
temp = strtoul(argv[i + 1], &endp, 16);
if(*endp != '\0'){
error("address for -segs_read_write_addr %s not a "
"proper hexadecimal number", argv[i+1]);
usage();
}
cmd_flags.segs_read_write_addr = argv[i+1];
i++;
}
else if(strcmp(argv[i], "-seg_addr_table") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 == argc){
error("missing argument to: %s option", argv[i]);
usage();
}
if(cmd_flags.seg_addr_table != NULL){
error("more than one: %s option specified", argv[i]);
usage();
}
cmd_flags.seg_addr_table = argv[i+1];
i++;
}
else if(strcmp(argv[i], "-seg_addr_table_filename") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 == argc){
error("missing argument to: %s option", argv[i]);
usage();
}
if(cmd_flags.seg_addr_table_filename != NULL){
error("more than one: %s option specified", argv[i]);
usage();
}
cmd_flags.seg_addr_table_filename = argv[i+1];
i++;
}
else if(strcmp(argv[i], "-syslibroot") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 == argc){
error("missing argument to: %s option", argv[i]);
usage();
}
if(next_root != NULL && strcmp(next_root, argv[i+1]) != 0){
error("more than one: %s option specified", argv[i]);
usage();
}
next_root = argv[i+1];
cmd_flags.ldflags = reallocate(cmd_flags.ldflags,
sizeof(char *) * (cmd_flags.nldflags + 2));
cmd_flags.ldflags[cmd_flags.nldflags++] = argv[i];
cmd_flags.ldflags[cmd_flags.nldflags++] = argv[i+1];
i++;
}
else if(strcmp(argv[i], "-sectcreate") == 0 ||
strcmp(argv[i], "-segcreate") == 0 ||
strcmp(argv[i], "-sectorder") == 0 ||
strcmp(argv[i], "-sectalign") == 0 ||
strcmp(argv[i], "-segprot") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 3 >= argc){
error("not enough arguments follow %s", argv[i]);
usage();
}
cmd_flags.ldflags = reallocate(cmd_flags.ldflags,
sizeof(char *) * (cmd_flags.nldflags + 4));
cmd_flags.ldflags[cmd_flags.nldflags++] = argv[i];
cmd_flags.ldflags[cmd_flags.nldflags++] = argv[i+1];
cmd_flags.ldflags[cmd_flags.nldflags++] = argv[i+2];
cmd_flags.ldflags[cmd_flags.nldflags++] = argv[i+3];
if(strcmp(argv[i], "-sectcreate") == 0 ||
strcmp(argv[i], "-segcreate") == 0)
cmd_flags.no_files_ok = TRUE;
i += 3;
}
else if(strcmp(argv[i], "-segalign") == 0 ||
strcmp(argv[i], "-undefined") == 0 ||
strcmp(argv[i], "-macosx_version_min") == 0 ||
strcmp(argv[i], "-multiply_defined") == 0 ||
strcmp(argv[i], "-multiply_defined_unused") == 0 ||
strcmp(argv[i], "-umbrella") == 0 ||
strcmp(argv[i], "-sub_umbrella") == 0 ||
strcmp(argv[i], "-sub_library") == 0 ||
strcmp(argv[i], "-allowable_client") == 0 ||
strcmp(argv[i], "-read_only_relocs") == 0 ||
strcmp(argv[i], "-init") == 0 ||
strcmp(argv[i], "-U") == 0 ||
strcmp(argv[i], "-Y") == 0 ||
strcmp(argv[i], "-dylib_file") == 0 ||
strcmp(argv[i], "-final_output") == 0 ||
strcmp(argv[i], "-headerpad") == 0 ||
strcmp(argv[i], "-weak_reference_mismatches") == 0 ||
strcmp(argv[i], "-u") == 0 ||
strcmp(argv[i], "-exported_symbols_list") == 0 ||
strcmp(argv[i], "-unexported_symbols_list") == 0 ||
strcmp(argv[i], "-executable_path") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 >= argc){
error("not enough arguments follow %s", argv[i]);
usage();
}
cmd_flags.ldflags = reallocate(cmd_flags.ldflags,
sizeof(char *) * (cmd_flags.nldflags + 2));
cmd_flags.ldflags[cmd_flags.nldflags++] = argv[i];
cmd_flags.ldflags[cmd_flags.nldflags++] = argv[i+1];
if(strcmp(argv[i], "-final_output") == 0)
cmd_flags.final_output_specified = TRUE;
i += 1;
}
else if(strcmp(argv[i], "-sectorder_detail") == 0 ||
strcmp(argv[i], "-Sn") == 0 ||
strcmp(argv[i], "-Si") == 0 ||
strcmp(argv[i], "-Sp") == 0 ||
strcmp(argv[i], "-S") == 0 ||
strcmp(argv[i], "-X") == 0 ||
strcmp(argv[i], "-x") == 0 ||
strcmp(argv[i], "-whatsloaded") == 0 ||
strcmp(argv[i], "-whyload") == 0 ||
strcmp(argv[i], "-arch_errors_fatal") == 0 ||
strcmp(argv[i], "-run_init_lazily") == 0 ||
strcmp(argv[i], "-twolevel_namespace") == 0 ||
strcmp(argv[i], "-twolevel_namespace_hints") == 0 ||
strcmp(argv[i], "-flat_namespace") == 0 ||
strcmp(argv[i], "-nomultidefs") == 0 ||
strcmp(argv[i], "-headerpad_max_install_names") == 0 ||
strcmp(argv[i], "-prebind_all_twolevel_modules") == 0 ||
strcmp(argv[i], "-prebind_allow_overlap") == 0 ||
strcmp(argv[i], "-ObjC") == 0 ||
strcmp(argv[i], "-M") == 0 ||
strcmp(argv[i], "-t") == 0 ||
strcmp(argv[i], "-single_module") == 0 ||
strcmp(argv[i], "-multi_module") == 0 ||
strcmp(argv[i], "-m") == 0 ||
strcmp(argv[i], "-dead_strip") == 0 ||
strcmp(argv[i], "-no_uuid") == 0 ||
strcmp(argv[i], "-no_dead_strip_inits_and_terms") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
cmd_flags.ldflags = reallocate(cmd_flags.ldflags,
sizeof(char *) * (cmd_flags.nldflags + 1));
cmd_flags.ldflags[cmd_flags.nldflags++] = argv[i];
}
else if(strcmp(argv[i], "-no_arch_warnings") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
/* ignore this flag */
}
else if(strcmp(argv[i], "-prebind") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(cmd_flags.prebinding_flag_specified == TRUE &&
cmd_flags.prebinding == FALSE){
error("both -prebind and -noprebind can't be "
"specified");
usage();
}
cmd_flags.prebinding_flag_specified = TRUE;
cmd_flags.prebinding = TRUE;
cmd_flags.ldflags = reallocate(cmd_flags.ldflags,
sizeof(char *) * (cmd_flags.nldflags + 1));
cmd_flags.ldflags[cmd_flags.nldflags++] = argv[i];
}
else if(strcmp(argv[i], "-noprebind") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(cmd_flags.prebinding_flag_specified == TRUE &&
cmd_flags.prebinding == TRUE){
error("both -prebind and -noprebind can't be "
"specified");
usage();
}
cmd_flags.prebinding_flag_specified = TRUE;
cmd_flags.prebinding = FALSE;
cmd_flags.ldflags = reallocate(cmd_flags.ldflags,
sizeof(char *) * (cmd_flags.nldflags + 1));
cmd_flags.ldflags[cmd_flags.nldflags++] = argv[i];
}
else if(strcmp(argv[i], "-all_load") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(cmd_flags.all_load_flag_specified == TRUE &&
cmd_flags.all_load == FALSE){
error("both -all_load and -noall_load can't be "
"specified");
usage();
}
cmd_flags.all_load_flag_specified = TRUE;
cmd_flags.all_load = TRUE;
}
else if(strcmp(argv[i], "-noall_load") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(cmd_flags.all_load_flag_specified == TRUE &&
cmd_flags.all_load == TRUE){
error("both -all_load and -noall_load can't be "
"specified");
usage();
}
cmd_flags.all_load_flag_specified = TRUE;
cmd_flags.all_load = FALSE;
}
else if(strncmp(argv[i], "-y", 2) == 0 ||
strncmp(argv[i], "-i", 2) == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(strncmp(argv[i], "-i", 2) == 0)
cmd_flags.no_files_ok = TRUE;
cmd_flags.ldflags = reallocate(cmd_flags.ldflags,
sizeof(char *) * (cmd_flags.nldflags + 1));
cmd_flags.ldflags[cmd_flags.nldflags++] = argv[i];
}
else if(argv[i][1] == 'l'){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(argv[i][2] == '\0'){
error("-l: name missing");
usage();
}
cmd_flags.files[cmd_flags.nfiles++] = argv[i];
lflags_seen = TRUE;
}
else if(strncmp(argv[i], "-weak-l", 7) == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(argv[i][7] == '\0'){
error("-weak-l: name missing");
usage();
}
cmd_flags.files[cmd_flags.nfiles++] = argv[i];
lflags_seen = TRUE;
}
else if(strcmp(argv[i], "-framework") == 0 ||
strcmp(argv[i], "-weak_framework") == 0 ||
strcmp(argv[i], "-weak_library") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
if(i + 1 >= argc){
error("not enough arguments follow %s", argv[i]);
usage();
}
cmd_flags.files[cmd_flags.nfiles++] = argv[i];
cmd_flags.files[cmd_flags.nfiles++] = argv[i+1];
lflags_seen = TRUE;
i += 1;
}
else if(strcmp(argv[i], "-T") == 0){
if(cmd_flags.L_or_T_specified == TRUE){
error("both -T and -L can't be specified");
usage();
}
cmd_flags.L_or_T_specified = TRUE;
cmd_flags.use_long_names = FALSE;
}
else if(argv[i][1] == 'L' || argv[i][1] == 'F'){
if(argv[i][1] == 'L' && argv[i][2] == '\0'){
if(cmd_flags.L_or_T_specified == TRUE){
error("both -T and -L can't be specified");
usage();
}
cmd_flags.L_or_T_specified = TRUE;
cmd_flags.use_long_names = TRUE;
}
else{
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
cmd_flags.Ldirs = realloc(cmd_flags.Ldirs,
sizeof(char *) * (cmd_flags.nLdirs + 1));
cmd_flags.Ldirs[cmd_flags.nLdirs++] = argv[i];
}
}
else if(argv[i][1] == 'g'){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
/* We need to ignore -g[gdb,codeview,stab][number] flags */
;
}
else if(strcmp(argv[i], "-pg") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
/* We need to ignore -pg */
;
}
else if(strcmp(argv[i], "-search_paths_first") == 0){
if(cmd_flags.ranlib == TRUE){
error("unknown option: %s", argv[i]);
usage();
}
cmd_flags.search_paths_first = TRUE;
cmd_flags.ldflags = reallocate(cmd_flags.ldflags,
sizeof(char *) * (cmd_flags.nldflags + 1));
cmd_flags.ldflags[cmd_flags.nldflags++] = argv[i];
}
else if(strcmp(argv[i], "-noflush") == 0){
cmd_flags.noflush = TRUE;
}
else if(strcmp(argv[i], "-no_warning_for_no_symbols") == 0){
cmd_flags.no_warning_for_no_symbols = TRUE;
}
#ifdef DEBUG
else if(strcmp(argv[i], "-debug") == 0){
if(i + 1 >= argc){
error("not enough arguments follow %s", argv[i]);
usage();
}
i++;
cmd_flags.debug |= 1 << strtoul(argv[i], &endp, 10);
if(*endp != '\0' || strtoul(argv[i], &endp, 10) > 32)
fatal("argument for -debug %s not a proper "