/
OSCompat.cpp
1248 lines (1177 loc) · 34.2 KB
/
OSCompat.cpp
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
/*
* OSCompat.cpp - OS compatibility functions.
*
* Copyright (c) 2009 Higepon(Taro Minowa) <higepon@users.sourceforge.jp>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: OScompat.cpp 183 2008-07-04 06:19:28Z higepon $
*/
#ifndef MONA
#ifdef __APPLE__
#define _DARWIN_C_SOURCE 1
#elif defined(__FreeBSD__) || defined(__DragonFly__)
/* default visibility for sysctl */
#elif defined(__NetBSD__)
#define _NETBSD_SOURCE 1
#elif !defined(_WIN32)
#define _POSIX_C_SOURCE 200809L
#endif
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#endif
#include <stdlib.h>
#ifndef _WIN32
#include <dirent.h>
#include <sys/wait.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h> // necesary for os-constant procedure.
#endif
#ifdef __APPLE__
#include <sys/param.h>
#include <mach-o/dyld.h> /* _NSGetExecutablePath */
#include <string.h>
#endif /* __APPLE__ */
#ifdef MONA
#include <monapi.h>
#endif
#if defined(__FreeBSD__) || defined(__DragonFly__)
#include <dlfcn.h>
#include <sys/sysctl.h>
#endif /* __FreeBSD__ || __DragonFly__ */
#include "scheme.h"
#include "Object.h"
#include "Object-inl.h"
#include "Pair.h"
#include "Pair-inl.h"
#include "Transcoder.h"
#include "UTF8Codec.h"
#include "UTF16Codec.h"
#include "ByteArrayBinaryInputPort.h"
#include "ByteArrayBinaryOutputPort.h"
#include "ErrorProcedures.h"
#include "OSCompat.h"
#include "SString.h"
#include "ByteVector.h"
#include "EqHashTable.h"
#include "Symbol.h"
#include "Bignum.h"
#include "PortProcedures.h"
#ifdef _WIN32
#include <stdlib.h>
#include <io.h>
#include <direct.h>
//#include <process.h>
#include <shellapi.h>
#include <winsock2.h> // for OSConstants
#include <ws2tcpip.h> // for OSConstants
#define SHUT_RD SD_RECEIVE
#define SHUT_WR SD_SEND
#define SHUT_RDWR SD_BOTH
#ifndef PATH_MAX //MinGW has PATH_MAX
#define PATH_MAX _MAX_PATH
#endif
#define dup2 _dup2
#ifdef _MSC_VER
#define IPPROTO_UDP 17
#define IPPROTO_TCP 6
#define IPPROTO_RAW 255
#pragma comment(lib, "shell32.lib")
#endif
#endif
using namespace scheme;
//
// N.B Dont't forget to add tests to OScompatTest.cpp.
//
static EqHashTable* osConstants = nullptr;
void scheme::initOSConstants()
{
osConstants = new EqHashTable;
#include "OSConstants.h"
}
Object scheme::getOSConstant(Object key, bool& found)
{
static const Object NOT_FOUND = Symbol::intern(UC("*not-found*"));
MOSH_ASSERT(osConstants);
const Object value = osConstants->ref(key, NOT_FOUND);
if (value == NOT_FOUND) {
found = false;
return Object::False;
} else {
found = true;
return value;
}
}
#ifdef _WIN32
ucs4string my_utf16ToUtf32(const std::wstring& s)
{
// use UTF16Codec
struct local {
static inline bool isLead(ucs4char c) { return (c & 0xfffffc00) == 0xd800; }
static inline bool isTrail(ucs4char c) { return (c & 0xfffffc00) == 0xdc00; }
};
size_t i = 0, n = s.size();
ucs4string out;
while (i < n) {
ucs4char c0 = s[i++];
if (local::isLead(c0)) {
ucs4char c1;
if (i < n && local::isTrail((c1 = s[i]))) {
i++;
const ucs4char offset = (0xd800 << 10UL) + 0xdc00 - 0x10000;
c0 = (c0 << 10) + c1 - offset;
} else {
return ucs4string::from_c_str("bad char");
}
}
out.push_back(c0);
}
return out;
}
#endif
namespace {
#ifdef _WIN32
const wchar_t* utf32ToUtf16(const ucs4string& s)
{
ByteArrayBinaryOutputPort out;
UTF16Codec codec(UTF16Codec::UTF_16LE);
Transcoder tcoder(&codec);
tcoder.putString(&out, s);
tcoder.putChar(&out, '\0');
return (const wchar_t*)out.toByteVector()->data();
}
#endif // _WIN32
#ifdef _WIN32
HANDLE getHandle(int id)
{
const DWORD tbl[] = { STD_INPUT_HANDLE, STD_OUTPUT_HANDLE, STD_ERROR_HANDLE };
return GetStdHandle(tbl[id]);
}
#else
int getHandle(int id) { return id; }
#endif
} // end of namespace
#ifdef _WIN32
ucs4string scheme::getLastErrorMessageInternal(DWORD e)
{
const int msgSize = 128;
wchar_t msg[msgSize];
int size = FormatMessageW(
FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
0,
e,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
msg,
msgSize,
NULL
);
// remove last "\r\n"
if (size > 2 && msg[size - 2] == '\r') {
msg[size - 2] = 0;
size -= 2;
}
return my_utf16ToUtf32(msg);
}
#elif defined(MONA)
ucs4string scheme::getLastErrorMessageInternal(int e)
{
return ucs4string::from_c_str(monapi_error_string(e));
}
#else
ucs4string scheme::getLastErrorMessageInternal(int e)
{
const char* message = strerror(e);
return ucs4string::from_c_str(message);
}
#endif
File File::STANDARD_IN(getHandle(0));
File File::STANDARD_OUT(getHandle(1));
File File::STANDARD_ERR(getHandle(2));
bool File::isUTF16Console() const
{
#ifdef _WIN32
return GetFileType(desc_) == FILE_TYPE_CHAR;
#else
return false;
#endif
}
bool File::open(const ucs4string& file, int flags)
{
if (isOpen()) {
return false;
}
#ifdef _WIN32
DWORD access = 0, disposition = 0;
DWORD share = FILE_SHARE_READ | FILE_SHARE_WRITE;
switch (flags) {
case Read | Write | Create:
access = GENERIC_READ | GENERIC_WRITE;
disposition = OPEN_ALWAYS;
break;
case Read | Write | Create | Truncate:
access = GENERIC_READ | GENERIC_WRITE;
disposition = CREATE_ALWAYS;
break;
case Read:
access = GENERIC_READ;
disposition = OPEN_EXISTING;
break;
case Write | Create:
access = GENERIC_WRITE;
disposition = OPEN_ALWAYS;
break;
case Write | Create | Truncate:
access = GENERIC_READ | GENERIC_WRITE;
disposition = CREATE_ALWAYS;
break;
default:
MOSH_ASSERT(0);
}
desc_ = CreateFileW(utf32ToUtf16(file), access, share, NULL, disposition, FILE_ATTRIBUTE_NORMAL, NULL);
#elif defined(MONA)
intptr_t mode = 0;
if (flags & Create) {
mode |= FILE_CREATE;
}
if (flags & Truncate) {
mode |= FILE_TRUNCATE;
}
desc_ = monapi_file_open(utf32toUtf8(file), mode);
#else
int mode = 0;
if ((flags & Read) && (flags & Write)) {
mode |= O_RDWR;
} else {
if (flags & Write) {
mode |= O_WRONLY;
}
if (flags & Read) {
mode |= O_RDONLY;
}
}
if (flags & Create) {
mode |= O_CREAT;
}
if (flags & Truncate) {
mode |= O_TRUNC;
}
desc_ = ::open(utf32toUtf8(file), mode, 0644);
#endif
#ifdef MONA
setLastError(desc_);
#else
setLastError();
#endif
return isOpen();
}
bool File::dup(File& target)
{
#ifdef _WIN32
MOSH_ASSERT(isOpen());
// TODO windows
return false;
#elif defined(MONA)
return false;
#else
MOSH_ASSERT(isOpen());
return dup2(desc_, target.desc_) != -1;
#endif
}
bool File::close()
{
if (desc_ == getHandle(0) ||
desc_ == getHandle(1) ||
desc_ == getHandle(2)) {
// we never close standard handles.
return true;
}
if (isOpen()) {
#ifdef _WIN32
const bool isOK = CloseHandle(desc_) != 0;
#elif defined(MONA)
const bool isOK = monapi_file_close(desc_) == M_OK;
#else
const bool isOK = ::close(desc_) != 0;
#endif
setLastError();
desc_ = INVALID_HANDLE_VALUE;
return isOK;
}
return false;
}
ucs4string File::getLastErrorMessage() const
{
return getLastErrorMessageInternal(lastError_);
}
int64_t File::size()
{
#ifdef _WIN32
LARGE_INTEGER size;
int isOK = GetFileSizeEx(desc_, &size);
setLastError();
if (isOK) {
return size.QuadPart;
} else {
return -1;
}
#elif defined(MONA)
return monapi_file_get_file_size(desc_);
#else
struct stat st;
const int result = fstat(desc_, &st);
setLastError();
if (result != 0) {
return -1;
} else {
return st.st_size;
}
#endif
}
// N.B. This funcion can raise I/O error, caller should handle it.
int64_t File::write(uint8_t* buf, int64_t _size)
{
MOSH_ASSERT(isInSize_t(_size)); // loop is better if !isInSize_t(_size) on 32-bit
//static const bool IN_EMACS = getEnv(UC("emacs")) != NULL;
const size_t size = static_cast<size_t>(_size);
#ifdef _WIN32
MOSH_ASSERT(isOpen());
DWORD writeSize;
int isOK;
// Writing to console is automatically converted into encoding of console.
if (isUTF16Console()) {
// We used to use WriteConsole, since we have to convert UTF16(input) to an encoding of console.
// But WriteConsole can't be redirected to a file.
// So we use WideCharToMultiByte and GetConsoleOutputCP.
#if 1
unsigned int destSize = 0;
unsigned int consoleWriteSize = static_cast<unsigned int>(_size);
if ((destSize = WideCharToMultiByte(GetConsoleOutputCP() , 0,(const wchar_t *)buf, consoleWriteSize / 2, (LPSTR)NULL, 0, NULL, NULL)) == 0) {
throwIOError2(IOError::WRITE, getLastErrorMessage());
return 0;
}
uint8_t* dest = allocatePointerFreeU8Array(destSize + 1);
if (WideCharToMultiByte(GetConsoleOutputCP(), 0, (const wchar_t *)buf, consoleWriteSize / 2 , (LPSTR)dest, destSize, NULL, NULL) == 0){
throwIOError2(IOError::WRITE, getLastErrorMessage());
return 0;
}
isOK = WriteFile(desc_, dest, destSize, &writeSize, NULL);
// This never happens?
if (writeSize != destSize) {
throwIOError2(IOError::WRITE, getLastErrorMessage());
return 0;
}
writeSize = consoleWriteSize;
#else
isOK = WriteConsole(desc_, buf, size / 2, &writeSize, NULL);
writeSize *= 2;
#endif
} else {
isOK = WriteFile(desc_, buf, size, &writeSize, NULL);
}
setLastError();
if (isOK) {
return writeSize;
} else {
return -1;
}
#elif defined(MONA)
if (this == &File::STANDARD_OUT || this == &File::STANDARD_ERR) {
int ret = monapi_stdout_write(buf, _size);
for (int i = 0; i < _size; i++) {
logprintf("%c", buf[i]);
}
return ret;
} else {
MonAPI::SharedMemory shm(_size);
if (shm.map(true) != M_OK) {
monapi_warn("shm map error");
return 0;
}
memcpy(shm.data(), buf, shm.size());
intptr_t sizeWritten = monapi_file_write(desc_, shm, shm.size());
if (shm.unmap() != M_OK) {
monapi_warn("shm unmap error");
return 0;
}
return sizeWritten;
}
#else
MOSH_ASSERT(isOpen());
int64_t result;
do {
result = ::write(desc_, buf, size);
} while (result < 0 && errno == EINTR);
setLastError();
if (result < 0) {
throwIOError2(IOError::WRITE, getLastErrorMessage());
}
return result;
#endif
}
int64_t File::read(uint8_t* buf, int64_t _size)
{
MOSH_ASSERT(isInSize_t(_size)); // loop is better if !isInSize_t(_size) on 32-bit
const size_t size = static_cast<size_t>(_size);
#ifdef _WIN32
DWORD readSize;
int isOK;
if (isUTF16Console()) {
#if 1
MOSH_ASSERT(size == 1); // temporary restriction
if (prevC_ != -1) {
isOK = true;
readSize = 1;
*buf = static_cast<uint8_t>(prevC_);
prevC_ = -1;
} else {
wchar_t wc;
isOK = ReadConsole(desc_, &wc, 1, &readSize, NULL);
if (isOK) {
readSize = 1;
*buf = static_cast<uint8_t>(wc);
prevC_ = wc >> 8;
}
}
#else
isOK = ReadConsole(desc_, buf, size, &readSize, NULL);
#endif
} else {
isOK = ReadFile(desc_, buf, size, &readSize, NULL);
}
setLastError();
if (isOK) {
return readSize;
} else {
return -1;
}
#elif defined(MONA)
if (this == &File::STANDARD_IN) {
return monapi_stdin_read(buf, _size);
} else {
MonAPI::scoped_ptr<MonAPI::SharedMemory> shm(monapi_file_read(desc_, _size));
if (shm.get() == NULL) {
return 0;
}
MOSH_ASSERT(shm->size() <= _size);
memcpy(buf, shm->data(), shm->size());
intptr_t sizeRead = shm->size();
shm->unmap();
return sizeRead;
}
#else
MOSH_ASSERT(isOpen());
int64_t result;
do {
result = ::read(desc_, buf, size);
} while (result < 0 && errno == EINTR);
setLastError();
if (result < 0) {
throwIOError2(IOError::READ, getLastErrorMessage());
}
return result;
#endif
}
int64_t File::seek(int64_t offset, Whence whence /* = Begin */)
{
#ifdef _WIN32
LARGE_INTEGER largePos;
largePos.QuadPart = offset;
DWORD posMode = FILE_BEGIN;
switch (whence) {
case Begin:
posMode = FILE_BEGIN;
break;
case Current:
posMode = FILE_CURRENT;
break;
case End:
posMode = FILE_END;
break;
}
LARGE_INTEGER resultPos;
const BOOL isOK = SetFilePointerEx(desc_, largePos, &resultPos, posMode);
setLastError();
if (isOK) {
return resultPos.QuadPart;
} else {
return -1;
}
#elif defined(MONA)
int origin = SEEK_SET;
switch (whence) {
case Begin:
origin = SEEK_SET;
break;
case Current:
origin = SEEK_CUR;
break;
case End:
origin = SEEK_END;
break;
}
return monapi_file_seek(desc_, offset, origin);
#else
// Don't use lseek64.
// We handle 64bit offset With -D _FILE_OFFSET_BITS=64 and lseek.
// See http://www.linux.or.jp/JM/html/LDP_man-pages/man7/feature_test_macros.7.html
int w = SEEK_SET;
switch (whence) {
case Begin:
w = SEEK_SET;
break;
case Current:
w = SEEK_CUR;
break;
case End:
w = SEEK_END;
break;
}
const int64_t ret = lseek(desc_, offset, w);
setLastError();
return ret;
#endif
}
#if defined(_WIN32) || defined(MONA)
#define F_OK 0
#define X_OK 1
#define W_OK 2
#define R_OK 4
#endif
namespace {
bool wrapped_access(const ucs4string& path, int mode)
{
#ifdef _WIN32
return _waccess(utf32ToUtf16(path), mode) == 0;
#elif defined(MONA)
return monapi_file_exists(path.ascii_c_str()) == MONAPI_TRUE;
#else
return access(utf32toUtf8(path), mode) == 0;
#endif
}
}
bool File::isExist(const ucs4string& path)
{
return wrapped_access(path, F_OK);
}
bool File::isWritable(const ucs4string& path)
{
return wrapped_access(path, W_OK | F_OK);
}
bool File::isReadable(const ucs4string& path)
{
return wrapped_access(path, R_OK);
}
#ifdef _WIN32
static bool endsWith(const ucs4string& str, const ucs4string& key)
{
size_t keylen = key.length();
size_t slen = str.length();
if(keylen <= slen) {
return std::equal(str.begin() + str.size() - key.size(), str.end(), key.begin());
} else {
return false;
}
}
#endif
bool File::isRegular(const ucs4string& path)
{
// Originally from Ypsilon Scheme
#ifdef _WIN32
HANDLE fd = CreateFileW(utf32ToUtf16(path), 0, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (fd != INVALID_HANDLE_VALUE) {
DWORD type = GetFileType(fd) & ~FILE_TYPE_REMOTE;
CloseHandle(fd);
return (type == FILE_TYPE_DISK);
}
return false;
#elif defined(MONA)
return true;
#else
struct stat st;
if (stat(utf32toUtf8(path), &st) == 0) {
return S_ISREG(st.st_mode);
}
return false;
#endif
}
bool File::isSymbolicLink(const ucs4string& path)
{
// Originally from Ypsilon Scheme
#ifdef _WIN32
DWORD attr = GetFileAttributesW(utf32ToUtf16(path));
if (attr == INVALID_FILE_ATTRIBUTES) {
return false;
}
return (attr & FILE_ATTRIBUTE_REPARSE_POINT)?true:false;
#elif defined(MONA)
return false;
#else
struct stat st;
if (lstat(utf32toUtf8(path), &st) == 0) {
return S_ISLNK(st.st_mode);
}
return false;
#endif
}
bool File::isExecutable(const ucs4string& path)
{
#ifdef _WIN32
#if 0
if (isExist(path)) {
const ucs4char* extensions[] = { UC(".COM"), UC(".EXE"), UC(".BAT"), UC(".VBS"), UC("VBE"),
UC(".JS"), UC(".JSE"), UC(".WSF"), UC(".WSH"), UC(".MSC")};
for (unsigned int i = 0; i < sizeof(extensions); i++) {
if (endsWith(path, extensions[i])) {
return true;
}
}
}
#endif
return false;
#else
return wrapped_access(path, X_OK);
#endif
}
bool File::deleteFileOrDirectory(const ucs4string& path)
{
#ifdef _WIN32
const wchar_t* wpath = utf32ToUtf16(path);
return (DeleteFileW(wpath)||RemoveDirectoryW(wpath))?true:false;
#elif defined(MONA)
return monapi_file_delete(utf32toUtf8(path)) == M_OK;
#else
return remove(utf32toUtf8(path)) == 0;
#endif
}
bool File::rename(const ucs4string& oldPath, const ucs4string& newPath)
{
#ifdef _WIN32
return MoveFileExW(utf32ToUtf16(oldPath), utf32ToUtf16(newPath), MOVEFILE_REPLACE_EXISTING)?true:false;
#elif defined(MONA)
return false;
#else
return ::rename(utf32toUtf8(oldPath), utf32toUtf8(newPath)) == 0;
#endif
}
#ifdef _WIN32
typedef BOOL (WINAPI* ProcCreateSymbolicLink) (LPCTSTR, LPCTSTR, DWORD);
#endif
bool File::createSymbolicLink(const ucs4string& oldPath, const ucs4string& newPath)
{
// Originally from Ypsilon Scheme
#ifdef _WIN32
ProcCreateSymbolicLink win32CreateSymbolicLink = (ProcCreateSymbolicLink)GetProcAddress(LoadLibraryA("kernel32"), "CreateSymbolicLinkW");
if (win32CreateSymbolicLink) {
const wchar_t* newPathW = utf32ToUtf16(newPath);
DWORD flag = PathIsDirectoryW(newPathW) ? 1 : 0; // SYMBOLIC_LINK_FLAG_DIRECTORY == 1
if (win32CreateSymbolicLink(newPathW, utf32ToUtf16(oldPath), flag)) {
return true;
}
}
return false;
#elif defined(MONA)
return false;
#else
return symlink(utf32toUtf8(oldPath), utf32toUtf8(newPath)) == 0;
#endif
}
Object File::modifyTime(const ucs4string& path)
{
// Originally from Ypsilon Scheme
#ifdef _WIN32
HANDLE fd = CreateFileW(utf32ToUtf16(path), 0, 0, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS | FILE_ATTRIBUTE_NORMAL, NULL);
if (fd != INVALID_HANDLE_VALUE) {
BY_HANDLE_FILE_INFORMATION fileInfo;
if (GetFileInformationByHandle(fd, &fileInfo)) {
CloseHandle(fd);
int64_t tm = ((int64_t)fileInfo.ftLastWriteTime.dwHighDateTime << 32) + fileInfo.ftLastWriteTime.dwLowDateTime;
return Bignum::makeIntegerFromS64(tm);
}
CloseHandle(fd);
}
return Object::Undef;
#elif defined(MONA)
MonAPI::Date date;
intptr_t ret = monapi_file_get_date(utf32toUtf8(path), date);
if (ret == M_OK) {
return Arithmetic::mul(Bignum::makeInteger(1000000000),
Bignum::makeIntegerFromU64(date.toUnixTime()));
} else {
return Object::Undef;
}
#else
struct stat st;
if (stat(utf32toUtf8(path), &st) == 0) {
#if __DARWIN_64_BIT_INO_T
return Arithmetic::add(Bignum::makeInteger(st.st_mtimespec.tv_nsec),
Arithmetic::mul(Bignum::makeInteger(1000000000),
Bignum::makeInteger(st.st_mtimespec.tv_sec)));
#elif defined(_BSD_SOURCE) || defined(_SVID_SOURCE)
return Arithmetic::add(Bignum::makeInteger(st.st_mtim.tv_nsec),
Arithmetic::mul(Bignum::makeInteger(1000000000),
Bignum::makeInteger(st.st_mtim.tv_sec)));
#else
return Arithmetic::mul(Bignum::makeInteger(1000000000),
Bignum::makeInteger(st.st_mtime));
#endif
}
return Object::Undef;
#endif
}
Object File::accessTime(const ucs4string& path)
{
// Originally from Ypsilon Scheme
#ifdef _WIN32
HANDLE fd = CreateFileW(utf32ToUtf16(path), 0, 0, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS | FILE_ATTRIBUTE_NORMAL, NULL);
if (fd != INVALID_HANDLE_VALUE) {
BY_HANDLE_FILE_INFORMATION fileInfo;
if (GetFileInformationByHandle(fd, &fileInfo)) {
CloseHandle(fd);
int64_t tm = ((int64_t)fileInfo.ftLastAccessTime.dwHighDateTime << 32) + fileInfo.ftLastAccessTime.dwLowDateTime;
return Bignum::makeIntegerFromS64(tm);
}
CloseHandle(fd);
}
return Object::Undef;
#elif defined(MONA)
MonAPI::Date date;
intptr_t ret = monapi_file_get_date(utf32toUtf8(path), date);
if (ret == M_OK) {
return Arithmetic::mul(Bignum::makeInteger(1000000000),
Bignum::makeIntegerFromU64(date.toUnixTime()));
} else {
return Object::Undef;
}
#else
struct stat st;
if (stat(utf32toUtf8(path), &st) == 0) {
#if __DARWIN_64_BIT_INO_T
return Arithmetic::add(Bignum::makeInteger(st.st_atimespec.tv_nsec),
Arithmetic::mul(Bignum::makeInteger(1000000000),
Bignum::makeInteger(st.st_atimespec.tv_sec)));
#elif defined(_BSD_SOURCE) || defined(_SVID_SOURCE)
return Arithmetic::add(Bignum::makeInteger(st.st_atim.tv_nsec),
Arithmetic::mul(Bignum::makeInteger(1000000000),
Bignum::makeInteger(st.st_atim.tv_sec)));
#else
return Arithmetic::mul(Bignum::makeInteger(1000000000),
Bignum::makeInteger(st.st_atime));
#endif
}
return Object::Undef;
#endif
}
// On Windows returns creation time, otherwise last changed time.
Object File::changeTime(const ucs4string& path)
{
// Originally from Ypsilon Scheme
#ifdef _WIN32
HANDLE fd = CreateFileW(utf32ToUtf16(path), 0, 0, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS | FILE_ATTRIBUTE_NORMAL, NULL);
if (fd != INVALID_HANDLE_VALUE) {
BY_HANDLE_FILE_INFORMATION fileInfo;
if (GetFileInformationByHandle(fd, &fileInfo)) {
CloseHandle(fd);
int64_t tm = ((int64_t)fileInfo.ftCreationTime.dwHighDateTime << 32) + fileInfo.ftCreationTime.dwLowDateTime;
return Bignum::makeIntegerFromS64(tm);
}
CloseHandle(fd);
}
return Object::Undef;
#elif defined(MONA)
MonAPI::Date date;
intptr_t ret = monapi_file_get_date(utf32toUtf8(path), date);
if (ret == M_OK) {
return Arithmetic::mul(Bignum::makeInteger(1000000000),
Bignum::makeIntegerFromU64(date.toUnixTime()));
} else {
return Object::Undef;
}
#else
struct stat st;
if (stat(utf32toUtf8(path), &st) == 0) {
#if __DARWIN_64_BIT_INO_T
return Arithmetic::add(Bignum::makeInteger(st.st_ctimespec.tv_nsec),
Arithmetic::mul(Bignum::makeInteger(1000000000),
Bignum::makeInteger(st.st_ctimespec.tv_sec)));
#elif defined(_BSD_SOURCE) || defined(_SVID_SOURCE)
return Arithmetic::add(Bignum::makeInteger(st.st_ctim.tv_nsec),
Arithmetic::mul(Bignum::makeInteger(1000000000),
Bignum::makeInteger(st.st_ctim.tv_sec)));
#else
return Arithmetic::mul(Bignum::makeInteger(1000000000),
Bignum::makeInteger(st.st_ctime));
#endif
}
return Object::Undef;
#endif
}
Object File::size(const ucs4string& path)
{
#ifdef _WIN32
HANDLE fd = CreateFileW(utf32ToUtf16(path), GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (fd != INVALID_HANDLE_VALUE) {
LARGE_INTEGER bsize;
if (GetFileSizeEx(fd, &bsize)) {
CloseHandle(fd);
return Bignum::makeIntegerFromS64(bsize.QuadPart);
}
CloseHandle(fd);
}
return Object::Undef;
#elif defined(MONA)
File file;
if (file.open(path, 0)) {
int64_t ret = file.size();
file.close();
return Bignum::makeIntegerFromS64(ret);
} else {
return Object::Undef;
}
#else
struct stat st;
if (stat(utf32toUtf8(path), &st) == 0) {
return Bignum::makeIntegerFromS64(st.st_size);
} else {
return Object::Undef;
}
#endif
}
bool File::isLastErrorAcessError() const
{
// TODO: Windows
#if defined(_WIN32) || defined(MONA)
return false;
#else
return lastError_ == EACCES;
#endif
}
ucs4char** scheme::getCommandLine(int argc, char* argv[])
{
#ifdef _WIN32
wchar_t **argvw = CommandLineToArgvW(GetCommandLineW(), &argc);
ucs4char** argvU = new(GC) ucs4char*[argc + 1];
argvU[argc] = NULL;
for (int i = 0; i < argc; i++) {
argvU[i] = my_utf16ToUtf32(argvw[i]).strdup();
}
LocalFree(argvw);
return argvU;
#else
ucs4char** argvU = new(GC) ucs4char*[argc + 1];
argvU[argc] = nullptr;
for (int i = 0; i < argc; i++) {
argvU[i] = utf8ToUtf32(argv[i], strlen(argv[i])).strdup();
}
return argvU;
#endif
}
ucs4string scheme::getMoshExecutablePath(bool& isErrorOccured)
{
#if defined(_WIN32)
wchar_t tmp[MAX_PATH];
if (GetModuleFileNameW(NULL,tmp,MAX_PATH)) {
if(PathRemoveFileSpecW(tmp)){
PathAddBackslashW(tmp);
ByteArrayBinaryInputPort name((uint8_t *)tmp,wcslen((const wchar_t*)tmp)*sizeof(wchar_t)); //FIXME: check wcslen behavior when the path includes any charactor outside of BMP.
UTF16Codec codec(UTF16Codec::UTF_16LE);
Transcoder tcoder(&codec);
return tcoder.getString(&name);
}
}
isErrorOccured = true;
return ucs4string(UC(""));
#elif defined(__linux__) || defined(__CYGWIN__) || defined(__NetBSD__)
char path[4096];
ssize_t ret = readlink("/proc/self/exe", path, sizeof(path));
if (ret != -1) {
std::string chop(path, ret);
size_t pos = chop.find_last_of('/');
if (pos > 0) {
return ucs4string::from_c_str(chop.substr(0, pos).c_str());
}
}
isErrorOccured = true;
return ucs4string(UC(""));
#elif defined(__FreeBSD__) || defined(__DragonFly__)
char path[PATH_MAX];
size_t len = PATH_MAX;
// read kern.proc.pathname.-1
int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
int ret = sysctl(mib, 4, path, &len, NULL, 0);
if ((ret == 0 /* success sysctl */) && (strlen(path) /* lookup*/)){
std::string chop(path);
int pos = chop.find_last_of('/');
if (pos > 0) {
return ucs4string::from_c_str(chop.substr(0, pos + 1).c_str());
}
}
isErrorOccured = true;
return ucs4string(UC(""));
#elif defined(__APPLE__)
char path[MAXPATHLEN];
uint32_t pathLen = MAXPATHLEN;
if (_NSGetExecutablePath(path, &pathLen) == 0) {
std::string chop(path);
int pos = chop.find_last_of('/');
if (pos > 0) {
return ucs4string::from_c_str(chop.substr(0, pos + 1).c_str());
}
}
isErrorOccured = true;
return ucs4string(UC(""));
#elif defined(__OpenBSD__)
// FIXME: TODO
isErrorOccured = true;