ObjFW  Changes On Branch c6b128a2f9ba7504

Changes In Branch set-mtime Through [c6b128a2f9] Excluding Merge-Ins

This is equivalent to a diff from 1d627ae293 to c6b128a2f9

2020-06-01
21:02
OFFileURLHandler: Move things around a little check-in: 53e9c74096 user: js tags: set-mtime
19:09
OFFileURLHandler: Support setting atime and mtime check-in: c6b128a2f9 user: js tags: set-mtime
18:46
OFFileURLHandler: Support setting mtime on Win98 check-in: cf233b2d5b user: js tags: set-mtime
18:29
README.md: Fix a weird line break check-in: eb58561473 user: js tags: trunk
17:16
OFFileURLHandler: Add support for setting mtime check-in: 1273a3a39a user: js tags: set-mtime
00:17
README.md: Add documentation section check-in: 1d627ae293 user: js tags: trunk
00:01
README.md: Add a "Cloning the repository" section check-in: 4c1f7dbb1a user: js tags: trunk

Modified src/OFFileURLHandler.m from [b6ef19d4e0] to [07cc67658d].

20
21
22
23
24
25
26

27
28




29
30
31
32
33
34
35
#include <errno.h>

#ifdef HAVE_DIRENT_H
# include <dirent.h>
#endif
#include "unistd_wrapper.h"


#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>




#endif

#ifdef HAVE_PWD_H
# include <pwd.h>
#endif
#ifdef HAVE_GRP_H
# include <grp.h>







>


>
>
>
>







20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
#include <errno.h>

#ifdef HAVE_DIRENT_H
# include <dirent.h>
#endif
#include "unistd_wrapper.h"

#import "platform.h"
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#include <sys/time.h>
#ifdef OF_WINDOWS
# include <utime.h>
#endif

#ifdef HAVE_PWD_H
# include <pwd.h>
#endif
#ifdef HAVE_GRP_H
# include <grp.h>
105
106
107
108
109
110
111

112
113
114
115
116
117
118
static OFMutex *passwdMutex;
#endif
#if !defined(HAVE_READDIR_R) && defined(OF_HAVE_THREADS) && !defined(OF_WINDOWS)
static OFMutex *readdirMutex;
#endif

#ifdef OF_WINDOWS

static WINAPI BOOLEAN (*func_CreateSymbolicLinkW)(LPCWSTR, LPCWSTR, DWORD);
static WINAPI BOOLEAN (*func_CreateHardLinkW)(LPCWSTR, LPCWSTR,
    LPSECURITY_ATTRIBUTES);
#endif

#ifdef OF_WINDOWS
static of_time_interval_t







>







110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
static OFMutex *passwdMutex;
#endif
#if !defined(HAVE_READDIR_R) && defined(OF_HAVE_THREADS) && !defined(OF_WINDOWS)
static OFMutex *readdirMutex;
#endif

#ifdef OF_WINDOWS
static int (*func__wutime64)(const wchar_t *, struct __utimbuf64 *);
static WINAPI BOOLEAN (*func_CreateSymbolicLinkW)(LPCWSTR, LPCWSTR, DWORD);
static WINAPI BOOLEAN (*func_CreateHardLinkW)(LPCWSTR, LPCWSTR,
    LPSECURITY_ATTRIBUTES);
#endif

#ifdef OF_WINDOWS
static of_time_interval_t
509
510
511
512
513
514
515




516
517
518
519
520
521
522
	passwdMutex = [[OFMutex alloc] init];
#endif
#if !defined(HAVE_READDIR_R) && !defined(OF_WINDOWS) && defined(OF_HAVE_THREADS)
	readdirMutex = [[OFMutex alloc] init];
#endif

#ifdef OF_WINDOWS




	if ((module = LoadLibrary("kernel32.dll")) != NULL) {
		func_CreateSymbolicLinkW =
		    (WINAPI BOOLEAN (*)(LPCWSTR, LPCWSTR, DWORD))
		    GetProcAddress(module, "CreateSymbolicLinkW");
		func_CreateHardLinkW =
		    (WINAPI BOOLEAN (*)(LPCWSTR, LPCWSTR,
		    LPSECURITY_ATTRIBUTES))







>
>
>
>







515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
	passwdMutex = [[OFMutex alloc] init];
#endif
#if !defined(HAVE_READDIR_R) && !defined(OF_WINDOWS) && defined(OF_HAVE_THREADS)
	readdirMutex = [[OFMutex alloc] init];
#endif

#ifdef OF_WINDOWS
	if ((module = LoadLibrary("msvcrt.dll")) != NULL)
		func__wutime64 = (int (*)(const wchar_t *,
		    struct __utimbuf64 *))GetProcAddress(module, "_wutime64");

	if ((module = LoadLibrary("kernel32.dll")) != NULL) {
		func_CreateSymbolicLinkW =
		    (WINAPI BOOLEAN (*)(LPCWSTR, LPCWSTR, DWORD))
		    GetProcAddress(module, "CreateSymbolicLinkW");
		func_CreateHardLinkW =
		    (WINAPI BOOLEAN (*)(LPCWSTR, LPCWSTR,
		    LPSECURITY_ATTRIBUTES))
593
594
595
596
597
598
599








































































600
601
602
603
604
605
606
		setSymbolicLinkDestinationAttribute(ret, URL);
#endif

	objc_autoreleasePoolPop(pool);

	return ret;
}









































































- (void)of_setPOSIXPermissions: (OFNumber *)permissions
		   ofItemAtURL: (OFURL *)URL
		    attributes: (of_file_attributes_t)attributes
{
#ifdef OF_FILE_MANAGER_SUPPORTS_PERMISSIONS
	uint16_t mode = permissions.uInt16Value & 0777;







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







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
		setSymbolicLinkDestinationAttribute(ret, URL);
#endif

	objc_autoreleasePoolPop(pool);

	return ret;
}

- (void)of_setLastAccessDate: (OFDate *)lastAccessDate
	 andModificationDate: (OFDate *)modificationDate
		 ofItemAtURL: (OFURL *)URL
		attributeKey: (of_file_attribute_key_t)attributeKey
		  attributes: (of_file_attributes_t)attributes
{
	OFString *path = URL.fileSystemRepresentation;

#ifdef OF_WINDOWS
	if (func__wutime64 != NULL) {
		struct __utimbuf64 times = {
			.actime =
			    (__time64_t)lastAccessDate.timeIntervalSince1970,
			.modtime =
			    (__time64_t)modificationDate.timeIntervalSince1970
		};

		if (func__wutime64([path UTF16String], &times) != 0)
			@throw [OFSetItemAttributesFailedException
			    exceptionWithURL: URL
				  attributes: attributes
			     failedAttribute: attributeKey
				       errNo: errno];
	} else {
		struct _utimbuf times = {
			.actime = (time_t)lastAccessDate.timeIntervalSince1970,
			.modtime =
			    (time_t)modificationDate.timeIntervalSince1970
		};
		int status;

		if ([OFSystemInfo isWindowsNT])
			status = _wutime([path UTF16String], &times);
		else
			status = _utime(
			    [path cStringWithEncoding: [OFLocale encoding]],
			    &times);

		if (status != 0)
			@throw [OFSetItemAttributesFailedException
			    exceptionWithURL: URL
				  attributes: attributes
			     failedAttribute: attributeKey
				       errNo: errno];
	}
#else
	of_time_interval_t lastAccessTime =
	    lastAccessDate.timeIntervalSince1970;
	of_time_interval_t modificationTime =
	    modificationDate.timeIntervalSince1970;
	struct timeval times[2] = {
		{
			.tv_sec = (time_t)lastAccessTime,
			.tv_usec =
			    (int)((lastAccessTime - times[0].tv_sec) * 1000)
		},
		{
			.tv_sec = (time_t)modificationTime,
			.tv_usec =
			    (int)((modificationTime - times[1].tv_sec) * 1000)
		},
	};

	if (utimes([path cStringWithEncoding: [OFLocale encoding]], times) != 0)
		@throw [OFSetItemAttributesFailedException
		    exceptionWithURL: URL
			  attributes: attributes
		     failedAttribute: attributeKey
			       errNo: errno];
#endif
}

- (void)of_setPOSIXPermissions: (OFNumber *)permissions
		   ofItemAtURL: (OFURL *)URL
		    attributes: (of_file_attributes_t)attributes
{
#ifdef OF_FILE_MANAGER_SUPPORTS_PERMISSIONS
	uint16_t mode = permissions.uInt16Value & 0777;
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
	  ofItemAtURL: (OFURL *)URL
{
	void *pool = objc_autoreleasePoolPush();
	OFEnumerator OF_GENERIC(of_file_attribute_key_t) *keyEnumerator;
	OFEnumerator *objectEnumerator;
	of_file_attribute_key_t key;
	id object;


	if (URL == nil)
		@throw [OFInvalidArgumentException exception];

	if (![URL.scheme isEqual: _scheme])
		@throw [OFInvalidArgumentException exception];

	keyEnumerator = [attributes keyEnumerator];
	objectEnumerator = [attributes objectEnumerator];

	while ((key = [keyEnumerator nextObject]) != nil &&
	    (object = [objectEnumerator nextObject]) != nil) {
		if ([key isEqual: of_file_attribute_key_posix_permissions])



			[self of_setPOSIXPermissions: object
					 ofItemAtURL: URL
					  attributes: attributes];
		else if ([key isEqual: of_file_attribute_key_owner])
			[self of_setOwner: object
				 andGroup: nil
			      ofItemAtURL: URL
			     attributeKey: key
			       attributes: attributes];
		else if ([key isEqual: of_file_attribute_key_group])
			[self of_setOwner: nil
				 andGroup: object
			      ofItemAtURL: URL
			     attributeKey: key
			       attributes: attributes];
		else
			@throw [OFNotImplementedException
			    exceptionWithSelector: _cmd
					   object: self];
	}


























	objc_autoreleasePoolPop(pool);
}

- (bool)fileExistsAtURL: (OFURL *)URL
{
	void *pool = objc_autoreleasePoolPush();







>












|
>
>
>




















>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







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
	  ofItemAtURL: (OFURL *)URL
{
	void *pool = objc_autoreleasePoolPush();
	OFEnumerator OF_GENERIC(of_file_attribute_key_t) *keyEnumerator;
	OFEnumerator *objectEnumerator;
	of_file_attribute_key_t key;
	id object;
	OFDate *lastAccessDate, *modificationDate;

	if (URL == nil)
		@throw [OFInvalidArgumentException exception];

	if (![URL.scheme isEqual: _scheme])
		@throw [OFInvalidArgumentException exception];

	keyEnumerator = [attributes keyEnumerator];
	objectEnumerator = [attributes objectEnumerator];

	while ((key = [keyEnumerator nextObject]) != nil &&
	    (object = [objectEnumerator nextObject]) != nil) {
		if ([key isEqual: of_file_attribute_key_modification_date] ||
		    [key isEqual: of_file_attribute_key_last_access_date])
			continue;
		else if ([key isEqual: of_file_attribute_key_posix_permissions])
			[self of_setPOSIXPermissions: object
					 ofItemAtURL: URL
					  attributes: attributes];
		else if ([key isEqual: of_file_attribute_key_owner])
			[self of_setOwner: object
				 andGroup: nil
			      ofItemAtURL: URL
			     attributeKey: key
			       attributes: attributes];
		else if ([key isEqual: of_file_attribute_key_group])
			[self of_setOwner: nil
				 andGroup: object
			      ofItemAtURL: URL
			     attributeKey: key
			       attributes: attributes];
		else
			@throw [OFNotImplementedException
			    exceptionWithSelector: _cmd
					   object: self];
	}

	lastAccessDate = [attributes
	    objectForKey: of_file_attribute_key_last_access_date];
	modificationDate = [attributes
	    objectForKey: of_file_attribute_key_modification_date];

	if (lastAccessDate != nil || modificationDate != nil) {
		of_file_attribute_key_t attributeKey;

		if (modificationDate != nil)
			attributeKey = of_file_attribute_key_modification_date;
		else
			attributeKey = of_file_attribute_key_last_access_date;

		if (lastAccessDate == nil)
			lastAccessDate = modificationDate;
		if (modificationDate == nil)
			modificationDate = lastAccessDate;

		[self of_setLastAccessDate: lastAccessDate
		       andModificationDate: modificationDate
			       ofItemAtURL: URL
			      attributeKey: attributeKey
				attributes: attributes];
	}

	objc_autoreleasePoolPop(pool);
}

- (bool)fileExistsAtURL: (OFURL *)URL
{
	void *pool = objc_autoreleasePoolPush();