1 #include "../git-compat-util.h"
6 int err_win_to_posix(DWORD winerr
)
10 case ERROR_ACCESS_DENIED
: error
= EACCES
; break;
11 case ERROR_ACCOUNT_DISABLED
: error
= EACCES
; break;
12 case ERROR_ACCOUNT_RESTRICTION
: error
= EACCES
; break;
13 case ERROR_ALREADY_ASSIGNED
: error
= EBUSY
; break;
14 case ERROR_ALREADY_EXISTS
: error
= EEXIST
; break;
15 case ERROR_ARITHMETIC_OVERFLOW
: error
= ERANGE
; break;
16 case ERROR_BAD_COMMAND
: error
= EIO
; break;
17 case ERROR_BAD_DEVICE
: error
= ENODEV
; break;
18 case ERROR_BAD_DRIVER_LEVEL
: error
= ENXIO
; break;
19 case ERROR_BAD_EXE_FORMAT
: error
= ENOEXEC
; break;
20 case ERROR_BAD_FORMAT
: error
= ENOEXEC
; break;
21 case ERROR_BAD_LENGTH
: error
= EINVAL
; break;
22 case ERROR_BAD_PATHNAME
: error
= ENOENT
; break;
23 case ERROR_BAD_PIPE
: error
= EPIPE
; break;
24 case ERROR_BAD_UNIT
: error
= ENODEV
; break;
25 case ERROR_BAD_USERNAME
: error
= EINVAL
; break;
26 case ERROR_BROKEN_PIPE
: error
= EPIPE
; break;
27 case ERROR_BUFFER_OVERFLOW
: error
= ENAMETOOLONG
; break;
28 case ERROR_BUSY
: error
= EBUSY
; break;
29 case ERROR_BUSY_DRIVE
: error
= EBUSY
; break;
30 case ERROR_CALL_NOT_IMPLEMENTED
: error
= ENOSYS
; break;
31 case ERROR_CANNOT_MAKE
: error
= EACCES
; break;
32 case ERROR_CANTOPEN
: error
= EIO
; break;
33 case ERROR_CANTREAD
: error
= EIO
; break;
34 case ERROR_CANTWRITE
: error
= EIO
; break;
35 case ERROR_CRC
: error
= EIO
; break;
36 case ERROR_CURRENT_DIRECTORY
: error
= EACCES
; break;
37 case ERROR_DEVICE_IN_USE
: error
= EBUSY
; break;
38 case ERROR_DEV_NOT_EXIST
: error
= ENODEV
; break;
39 case ERROR_DIRECTORY
: error
= EINVAL
; break;
40 case ERROR_DIR_NOT_EMPTY
: error
= ENOTEMPTY
; break;
41 case ERROR_DISK_CHANGE
: error
= EIO
; break;
42 case ERROR_DISK_FULL
: error
= ENOSPC
; break;
43 case ERROR_DRIVE_LOCKED
: error
= EBUSY
; break;
44 case ERROR_ENVVAR_NOT_FOUND
: error
= EINVAL
; break;
45 case ERROR_EXE_MARKED_INVALID
: error
= ENOEXEC
; break;
46 case ERROR_FILENAME_EXCED_RANGE
: error
= ENAMETOOLONG
; break;
47 case ERROR_FILE_EXISTS
: error
= EEXIST
; break;
48 case ERROR_FILE_INVALID
: error
= ENODEV
; break;
49 case ERROR_FILE_NOT_FOUND
: error
= ENOENT
; break;
50 case ERROR_GEN_FAILURE
: error
= EIO
; break;
51 case ERROR_HANDLE_DISK_FULL
: error
= ENOSPC
; break;
52 case ERROR_INSUFFICIENT_BUFFER
: error
= ENOMEM
; break;
53 case ERROR_INVALID_ACCESS
: error
= EACCES
; break;
54 case ERROR_INVALID_ADDRESS
: error
= EFAULT
; break;
55 case ERROR_INVALID_BLOCK
: error
= EFAULT
; break;
56 case ERROR_INVALID_DATA
: error
= EINVAL
; break;
57 case ERROR_INVALID_DRIVE
: error
= ENODEV
; break;
58 case ERROR_INVALID_EXE_SIGNATURE
: error
= ENOEXEC
; break;
59 case ERROR_INVALID_FLAGS
: error
= EINVAL
; break;
60 case ERROR_INVALID_FUNCTION
: error
= ENOSYS
; break;
61 case ERROR_INVALID_HANDLE
: error
= EBADF
; break;
62 case ERROR_INVALID_LOGON_HOURS
: error
= EACCES
; break;
63 case ERROR_INVALID_NAME
: error
= EINVAL
; break;
64 case ERROR_INVALID_OWNER
: error
= EINVAL
; break;
65 case ERROR_INVALID_PARAMETER
: error
= EINVAL
; break;
66 case ERROR_INVALID_PASSWORD
: error
= EPERM
; break;
67 case ERROR_INVALID_PRIMARY_GROUP
: error
= EINVAL
; break;
68 case ERROR_INVALID_SIGNAL_NUMBER
: error
= EINVAL
; break;
69 case ERROR_INVALID_TARGET_HANDLE
: error
= EIO
; break;
70 case ERROR_INVALID_WORKSTATION
: error
= EACCES
; break;
71 case ERROR_IO_DEVICE
: error
= EIO
; break;
72 case ERROR_IO_INCOMPLETE
: error
= EINTR
; break;
73 case ERROR_LOCKED
: error
= EBUSY
; break;
74 case ERROR_LOCK_VIOLATION
: error
= EACCES
; break;
75 case ERROR_LOGON_FAILURE
: error
= EACCES
; break;
76 case ERROR_MAPPED_ALIGNMENT
: error
= EINVAL
; break;
77 case ERROR_META_EXPANSION_TOO_LONG
: error
= E2BIG
; break;
78 case ERROR_MORE_DATA
: error
= EPIPE
; break;
79 case ERROR_NEGATIVE_SEEK
: error
= ESPIPE
; break;
80 case ERROR_NOACCESS
: error
= EFAULT
; break;
81 case ERROR_NONE_MAPPED
: error
= EINVAL
; break;
82 case ERROR_NOT_ENOUGH_MEMORY
: error
= ENOMEM
; break;
83 case ERROR_NOT_READY
: error
= EAGAIN
; break;
84 case ERROR_NOT_SAME_DEVICE
: error
= EXDEV
; break;
85 case ERROR_NO_DATA
: error
= EPIPE
; break;
86 case ERROR_NO_MORE_SEARCH_HANDLES
: error
= EIO
; break;
87 case ERROR_NO_PROC_SLOTS
: error
= EAGAIN
; break;
88 case ERROR_NO_SUCH_PRIVILEGE
: error
= EACCES
; break;
89 case ERROR_OPEN_FAILED
: error
= EIO
; break;
90 case ERROR_OPEN_FILES
: error
= EBUSY
; break;
91 case ERROR_OPERATION_ABORTED
: error
= EINTR
; break;
92 case ERROR_OUTOFMEMORY
: error
= ENOMEM
; break;
93 case ERROR_PASSWORD_EXPIRED
: error
= EACCES
; break;
94 case ERROR_PATH_BUSY
: error
= EBUSY
; break;
95 case ERROR_PATH_NOT_FOUND
: error
= ENOENT
; break;
96 case ERROR_PIPE_BUSY
: error
= EBUSY
; break;
97 case ERROR_PIPE_CONNECTED
: error
= EPIPE
; break;
98 case ERROR_PIPE_LISTENING
: error
= EPIPE
; break;
99 case ERROR_PIPE_NOT_CONNECTED
: error
= EPIPE
; break;
100 case ERROR_PRIVILEGE_NOT_HELD
: error
= EACCES
; break;
101 case ERROR_READ_FAULT
: error
= EIO
; break;
102 case ERROR_SEEK
: error
= EIO
; break;
103 case ERROR_SEEK_ON_DEVICE
: error
= ESPIPE
; break;
104 case ERROR_SHARING_BUFFER_EXCEEDED
: error
= ENFILE
; break;
105 case ERROR_SHARING_VIOLATION
: error
= EACCES
; break;
106 case ERROR_STACK_OVERFLOW
: error
= ENOMEM
; break;
107 case ERROR_SWAPERROR
: error
= ENOENT
; break;
108 case ERROR_TOO_MANY_MODULES
: error
= EMFILE
; break;
109 case ERROR_TOO_MANY_OPEN_FILES
: error
= EMFILE
; break;
110 case ERROR_UNRECOGNIZED_MEDIA
: error
= ENXIO
; break;
111 case ERROR_UNRECOGNIZED_VOLUME
: error
= ENODEV
; break;
112 case ERROR_WAIT_NO_CHILDREN
: error
= ECHILD
; break;
113 case ERROR_WRITE_FAULT
: error
= EIO
; break;
114 case ERROR_WRITE_PROTECT
: error
= EROFS
; break;
120 int mingw_open (const char *filename
, int oflags
, ...)
126 va_start(args
, oflags
);
127 mode
= va_arg(args
, int);
130 if (filename
&& !strcmp(filename
, "/dev/null"))
133 fd
= open(filename
, oflags
, mode
);
135 if (fd
< 0 && (oflags
& O_CREAT
) && errno
== EACCES
) {
136 DWORD attrs
= GetFileAttributes(filename
);
137 if (attrs
!= INVALID_FILE_ATTRIBUTES
&& (attrs
& FILE_ATTRIBUTE_DIRECTORY
))
144 ssize_t
mingw_write(int fd
, const void *buf
, size_t count
)
147 * While write() calls to a file on a local disk are translated
148 * into WriteFile() calls with a maximum size of 64KB on Windows
149 * XP and 256KB on Vista, no such cap is placed on writes to
150 * files over the network on Windows XP. Unfortunately, there
151 * seems to be a limit of 32MB-28KB on X64 and 64MB-32KB on x86;
152 * bigger writes fail on Windows XP.
153 * So we cap to a nice 31MB here to avoid write failures over
154 * the net without changing the number of WriteFile() calls in
157 return write(fd
, buf
, min(count
, 31 * 1024 * 1024));
161 FILE *mingw_fopen (const char *filename
, const char *otype
)
163 if (filename
&& !strcmp(filename
, "/dev/null"))
165 return fopen(filename
, otype
);
169 FILE *mingw_freopen (const char *filename
, const char *otype
, FILE *stream
)
171 if (filename
&& !strcmp(filename
, "/dev/null"))
173 return freopen(filename
, otype
, stream
);
177 * The unit of FILETIME is 100-nanoseconds since January 1, 1601, UTC.
178 * Returns the 100-nanoseconds ("hekto nanoseconds") since the epoch.
180 static inline long long filetime_to_hnsec(const FILETIME
*ft
)
182 long long winTime
= ((long long)ft
->dwHighDateTime
<< 32) + ft
->dwLowDateTime
;
183 /* Windows to Unix Epoch conversion */
184 return winTime
- 116444736000000000LL;
187 static inline time_t filetime_to_time_t(const FILETIME
*ft
)
189 return (time_t)(filetime_to_hnsec(ft
) / 10000000);
192 /* We keep the do_lstat code in a separate function to avoid recursion.
193 * When a path ends with a slash, the stat will fail with ENOENT. In
194 * this case, we strip the trailing slashes and stat again.
196 * If follow is true then act like stat() and report on the link
197 * target. Otherwise report on the link itself.
199 static int do_lstat(int follow
, const char *file_name
, struct stat
*buf
)
201 WIN32_FILE_ATTRIBUTE_DATA fdata
;
203 if (!(errno
= get_file_attr(file_name
, &fdata
))) {
208 buf
->st_mode
= file_attr_to_st_mode(fdata
.dwFileAttributes
);
209 buf
->st_size
= fdata
.nFileSizeLow
|
210 (((off_t
)fdata
.nFileSizeHigh
)<<32);
211 buf
->st_dev
= buf
->st_rdev
= 0; /* not used by Git */
212 buf
->st_atime
= filetime_to_time_t(&(fdata
.ftLastAccessTime
));
213 buf
->st_mtime
= filetime_to_time_t(&(fdata
.ftLastWriteTime
));
214 buf
->st_ctime
= filetime_to_time_t(&(fdata
.ftCreationTime
));
215 if (fdata
.dwFileAttributes
& FILE_ATTRIBUTE_REPARSE_POINT
) {
216 WIN32_FIND_DATAA findbuf
;
217 HANDLE handle
= FindFirstFileA(file_name
, &findbuf
);
218 if (handle
!= INVALID_HANDLE_VALUE
) {
219 if ((findbuf
.dwFileAttributes
& FILE_ATTRIBUTE_REPARSE_POINT
) &&
220 (findbuf
.dwReserved0
== IO_REPARSE_TAG_SYMLINK
)) {
222 char buffer
[MAXIMUM_REPARSE_DATA_BUFFER_SIZE
];
223 buf
->st_size
= readlink(file_name
, buffer
, MAXIMUM_REPARSE_DATA_BUFFER_SIZE
);
225 buf
->st_mode
= S_IFLNK
;
227 buf
->st_mode
|= S_IREAD
;
228 if (!(findbuf
.dwFileAttributes
& FILE_ATTRIBUTE_READONLY
))
229 buf
->st_mode
|= S_IWRITE
;
239 /* We provide our own lstat/fstat functions, since the provided
240 * lstat/fstat functions are so slow. These stat functions are
241 * tailored for Git's usage (read: fast), and are not meant to be
242 * complete. Note that Git stat()s are redirected to mingw_lstat()
243 * too, since Windows doesn't really handle symlinks that well.
245 static int do_stat_internal(int follow
, const char *file_name
, struct stat
*buf
)
248 static char alt_name
[PATH_MAX
];
250 if (!do_lstat(follow
, file_name
, buf
))
253 /* if file_name ended in a '/', Windows returned ENOENT;
254 * try again without trailing slashes
259 namelen
= strlen(file_name
);
260 if (namelen
&& file_name
[namelen
-1] != '/')
262 while (namelen
&& file_name
[namelen
-1] == '/')
264 if (!namelen
|| namelen
>= PATH_MAX
)
267 memcpy(alt_name
, file_name
, namelen
);
268 alt_name
[namelen
] = 0;
269 return do_lstat(follow
, alt_name
, buf
);
272 int mingw_lstat(const char *file_name
, struct stat
*buf
)
274 return do_stat_internal(0, file_name
, buf
);
276 int mingw_stat(const char *file_name
, struct stat
*buf
)
278 return do_stat_internal(1, file_name
, buf
);
282 int mingw_fstat(int fd
, struct stat
*buf
)
284 HANDLE fh
= (HANDLE
)_get_osfhandle(fd
);
285 BY_HANDLE_FILE_INFORMATION fdata
;
287 if (fh
== INVALID_HANDLE_VALUE
) {
291 /* direct non-file handles to MS's fstat() */
292 if (GetFileType(fh
) != FILE_TYPE_DISK
)
293 return _fstati64(fd
, buf
);
295 if (GetFileInformationByHandle(fh
, &fdata
)) {
300 buf
->st_mode
= file_attr_to_st_mode(fdata
.dwFileAttributes
);
301 buf
->st_size
= fdata
.nFileSizeLow
|
302 (((off_t
)fdata
.nFileSizeHigh
)<<32);
303 buf
->st_dev
= buf
->st_rdev
= 0; /* not used by Git */
304 buf
->st_atime
= filetime_to_time_t(&(fdata
.ftLastAccessTime
));
305 buf
->st_mtime
= filetime_to_time_t(&(fdata
.ftLastWriteTime
));
306 buf
->st_ctime
= filetime_to_time_t(&(fdata
.ftCreationTime
));
313 static inline void time_t_to_filetime(time_t t
, FILETIME
*ft
)
315 long long winTime
= t
* 10000000LL + 116444736000000000LL;
316 ft
->dwLowDateTime
= winTime
;
317 ft
->dwHighDateTime
= winTime
>> 32;
320 int mingw_utime (const char *file_name
, const struct utimbuf
*times
)
325 /* must have write permission */
326 DWORD attrs
= GetFileAttributes(file_name
);
327 if (attrs
!= INVALID_FILE_ATTRIBUTES
&&
328 (attrs
& FILE_ATTRIBUTE_READONLY
)) {
329 /* ignore errors here; open() will report them */
330 SetFileAttributes(file_name
, attrs
& ~FILE_ATTRIBUTE_READONLY
);
333 if ((fh
= open(file_name
, O_RDWR
| O_BINARY
)) < 0) {
339 time_t_to_filetime(times
->modtime
, &mft
);
340 time_t_to_filetime(times
->actime
, &aft
);
342 GetSystemTimeAsFileTime(&mft
);
345 if (!SetFileTime((HANDLE
)_get_osfhandle(fh
), NULL
, &aft
, &mft
)) {
353 if (attrs
!= INVALID_FILE_ATTRIBUTES
&&
354 (attrs
& FILE_ATTRIBUTE_READONLY
)) {
355 /* ignore errors again */
356 SetFileAttributes(file_name
, attrs
);
361 unsigned int sleep (unsigned int seconds
)
367 int mkstemp(char *template)
369 char *filename
= mktemp(template);
370 if (filename
== NULL
)
372 return open(filename
, O_RDWR
| O_CREAT
, 0600);
375 int gettimeofday(struct timeval
*tv
, void *tz
)
380 GetSystemTimeAsFileTime(&ft
);
381 hnsec
= filetime_to_hnsec(&ft
);
382 tv
->tv_sec
= hnsec
/ 10000000;
383 tv
->tv_usec
= (hnsec
% 10000000) / 10;
387 int pipe(int filedes
[2])
391 /* this creates non-inheritable handles */
392 if (!CreatePipe(&h
[0], &h
[1], NULL
, 8192)) {
393 errno
= err_win_to_posix(GetLastError());
396 filedes
[0] = _open_osfhandle((int)h
[0], O_NOINHERIT
);
397 if (filedes
[0] < 0) {
402 filedes
[1] = _open_osfhandle((int)h
[1], O_NOINHERIT
);
403 if (filedes
[0] < 0) {
411 int poll(struct pollfd
*ufds
, unsigned int nfds
, int timeout
)
420 return errno
= EINVAL
, error("poll timeout not supported");
423 /* When there is only one fd to wait for, then we pretend that
424 * input is available and let the actual wait happen when the
425 * caller invokes read().
428 if (!(ufds
[0].events
& POLLIN
))
429 return errno
= EINVAL
, error("POLLIN not set");
430 ufds
[0].revents
= POLLIN
;
436 for (i
= 0; i
< nfds
; i
++) {
438 HANDLE h
= (HANDLE
) _get_osfhandle(ufds
[i
].fd
);
439 if (h
== INVALID_HANDLE_VALUE
)
440 return -1; /* errno was set */
442 if (!(ufds
[i
].events
& POLLIN
))
443 return errno
= EINVAL
, error("POLLIN not set");
445 /* this emulation works only for pipes */
446 if (!PeekNamedPipe(h
, NULL
, 0, NULL
, &avail
, NULL
)) {
447 int err
= GetLastError();
448 if (err
== ERROR_BROKEN_PIPE
) {
449 ufds
[i
].revents
= POLLHUP
;
453 return error("PeekNamedPipe failed,"
454 " GetLastError: %u", err
);
457 ufds
[i
].revents
= POLLIN
;
463 /* The only times that we spin here is when the process
464 * that is connected through the pipes is waiting for
465 * its own input data to become available. But since
466 * the process (pack-objects) is itself CPU intensive,
467 * it will happily pick up the time slice that we are
468 * relinquishing here.
476 struct tm
*gmtime_r(const time_t *timep
, struct tm
*result
)
478 /* gmtime() in MSVCRT.DLL is thread-safe, but not reentrant */
479 memcpy(result
, gmtime(timep
), sizeof(struct tm
));
483 struct tm
*localtime_r(const time_t *timep
, struct tm
*result
)
485 /* localtime() in MSVCRT.DLL is thread-safe, but not reentrant */
486 memcpy(result
, localtime(timep
), sizeof(struct tm
));
491 char *mingw_getcwd(char *pointer
, int len
)
494 char *ret
= getcwd(pointer
, len
);
497 for (i
= 0; pointer
[i
]; i
++)
498 if (pointer
[i
] == '\\')
504 char *mingw_getenv(const char *name
)
506 char *result
= getenv(name
);
507 if (!result
&& !strcmp(name
, "TMPDIR")) {
508 /* on Windows it is TMP and TEMP */
509 result
= getenv("TMP");
511 result
= getenv("TEMP");
517 * See http://msdn2.microsoft.com/en-us/library/17w5ykft(vs.71).aspx
518 * (Parsing C++ Command-Line Arguments)
520 static const char *quote_arg(const char *arg
)
522 /* count chars to quote */
524 int force_quotes
= 0;
527 if (!*p
) force_quotes
= 1;
529 if (isspace(*p
) || *p
== '*' || *p
== '?' || *p
== '{' || *p
== '\'')
533 else if (*p
== '\\') {
547 if (!force_quotes
&& n
== 0)
550 /* insert \ where necessary */
551 d
= q
= xmalloc(len
+n
+3);
556 else if (*arg
== '\\') {
558 while (*arg
== '\\') {
575 static const char *parse_interpreter(const char *cmd
)
577 static char buf
[100];
581 /* don't even try a .exe */
583 if (n
>= 4 && !strcasecmp(cmd
+n
-4, ".exe"))
586 fd
= open(cmd
, O_RDONLY
);
589 n
= read(fd
, buf
, sizeof(buf
)-1);
591 if (n
< 4) /* at least '#!/x' and not error */
594 if (buf
[0] != '#' || buf
[1] != '!')
597 p
= buf
+ strcspn(buf
, "\r\n");
602 if (!(p
= strrchr(buf
+2, '/')) && !(p
= strrchr(buf
+2, '\\')))
605 if ((opt
= strchr(p
+1, ' ')))
611 * Splits the PATH into parts.
613 static char **get_path_split(void)
615 char *p
, **path
, *envpath
= getenv("PATH");
618 if (!envpath
|| !*envpath
)
621 envpath
= xstrdup(envpath
);
627 if (*dir
) { /* not earlier, catches series of ; */
634 path
= xmalloc((n
+1)*sizeof(char *));
639 path
[i
++] = xstrdup(p
);
649 static void free_path_split(char **path
)
662 * exe_only means that we only want to detect .exe files, but not scripts
663 * (which do not have an extension)
665 static char *lookup_prog(const char *dir
, const char *cmd
, int isexe
, int exe_only
)
668 snprintf(path
, sizeof(path
), "%s/%s.exe", dir
, cmd
);
670 if (!isexe
&& access(path
, F_OK
) == 0)
671 return xstrdup(path
);
672 path
[strlen(path
)-4] = '\0';
673 if ((!exe_only
|| isexe
) && access(path
, F_OK
) == 0)
674 if (!(GetFileAttributes(path
) & FILE_ATTRIBUTE_DIRECTORY
))
675 return xstrdup(path
);
680 * Determines the absolute path of cmd using the split path in path.
681 * If cmd contains a slash or backslash, no lookup is performed.
683 static char *path_lookup(const char *cmd
, char **path
, int exe_only
)
686 int len
= strlen(cmd
);
687 int isexe
= len
>= 4 && !strcasecmp(cmd
+len
-4, ".exe");
689 if (strchr(cmd
, '/') || strchr(cmd
, '\\'))
692 while (!prog
&& *path
)
693 prog
= lookup_prog(*path
++, cmd
, isexe
, exe_only
);
698 static int env_compare(const void *a
, const void *b
)
702 return strcasecmp(*ea
, *eb
);
706 struct pinfo_t
*next
;
710 struct pinfo_t
*pinfo
= NULL
;
711 CRITICAL_SECTION pinfo_cs
;
713 static pid_t
mingw_spawnve_fd(const char *cmd
, const char **argv
, char **env
,
715 int prepend_cmd
, int fhin
, int fhout
, int fherr
)
718 PROCESS_INFORMATION pi
;
719 struct strbuf envblk
, args
;
723 /* Determine whether or not we are associated to a console */
724 HANDLE cons
= CreateFile("CONOUT$", GENERIC_WRITE
,
725 FILE_SHARE_WRITE
, NULL
, OPEN_EXISTING
,
726 FILE_ATTRIBUTE_NORMAL
, NULL
);
727 if (cons
== INVALID_HANDLE_VALUE
) {
728 /* There is no console associated with this process.
729 * Since the child is a console process, Windows
730 * would normally create a console window. But
731 * since we'll be redirecting std streams, we do
732 * not need the console.
733 * It is necessary to use DETACHED_PROCESS
734 * instead of CREATE_NO_WINDOW to make ssh
735 * recognize that it has no console.
737 flags
= DETACHED_PROCESS
;
739 /* There is already a console. If we specified
740 * DETACHED_PROCESS here, too, Windows would
741 * disassociate the child from the console.
742 * The same is true for CREATE_NO_WINDOW.
748 memset(&si
, 0, sizeof(si
));
750 si
.dwFlags
= STARTF_USESTDHANDLES
;
751 si
.hStdInput
= (HANDLE
) _get_osfhandle(fhin
);
752 si
.hStdOutput
= (HANDLE
) _get_osfhandle(fhout
);
753 si
.hStdError
= (HANDLE
) _get_osfhandle(fherr
);
755 /* concatenate argv, quoting args as we go */
756 strbuf_init(&args
, 0);
758 char *quoted
= (char *)quote_arg(cmd
);
759 strbuf_addstr(&args
, quoted
);
763 for (; *argv
; argv
++) {
764 char *quoted
= (char *)quote_arg(*argv
);
766 strbuf_addch(&args
, ' ');
767 strbuf_addstr(&args
, quoted
);
774 char **e
, **sorted_env
;
776 for (e
= env
; *e
; e
++)
779 /* environment must be sorted */
780 sorted_env
= xmalloc(sizeof(*sorted_env
) * (count
+ 1));
781 memcpy(sorted_env
, env
, sizeof(*sorted_env
) * (count
+ 1));
782 qsort(sorted_env
, count
, sizeof(*sorted_env
), env_compare
);
784 strbuf_init(&envblk
, 0);
785 for (e
= sorted_env
; *e
; e
++) {
786 strbuf_addstr(&envblk
, *e
);
787 strbuf_addch(&envblk
, '\0');
792 memset(&pi
, 0, sizeof(pi
));
793 ret
= CreateProcess(cmd
, args
.buf
, NULL
, NULL
, TRUE
, flags
,
794 env
? envblk
.buf
: NULL
, dir
, &si
, &pi
);
797 strbuf_release(&envblk
);
798 strbuf_release(&args
);
804 CloseHandle(pi
.hThread
);
807 * The process ID is the human-readable identifier of the process
808 * that we want to present in log and error messages. The handle
809 * is not useful for this purpose. But we cannot close it, either,
810 * because it is not possible to turn a process ID into a process
811 * handle after the process terminated.
812 * Keep the handle in a list for waitpid.
814 EnterCriticalSection(&pinfo_cs
);
816 struct pinfo_t
*info
= xmalloc(sizeof(struct pinfo_t
));
817 info
->pid
= pi
.dwProcessId
;
818 info
->proc
= pi
.hProcess
;
822 LeaveCriticalSection(&pinfo_cs
);
824 return (pid_t
)pi
.dwProcessId
;
827 static pid_t
mingw_spawnve(const char *cmd
, const char **argv
, char **env
,
830 return mingw_spawnve_fd(cmd
, argv
, env
, NULL
, prepend_cmd
, 0, 1, 2);
833 pid_t
mingw_spawnvpe(const char *cmd
, const char **argv
, char **env
,
835 int fhin
, int fhout
, int fherr
)
838 char **path
= get_path_split();
839 char *prog
= path_lookup(cmd
, path
, 0);
846 const char *interpr
= parse_interpreter(prog
);
849 const char *argv0
= argv
[0];
850 char *iprog
= path_lookup(interpr
, path
, 1);
857 pid
= mingw_spawnve_fd(iprog
, argv
, env
, dir
, 1,
864 pid
= mingw_spawnve_fd(prog
, argv
, env
, dir
, 0,
868 free_path_split(path
);
872 static int try_shell_exec(const char *cmd
, char *const *argv
, char **env
)
874 const char *interpr
= parse_interpreter(cmd
);
881 path
= get_path_split();
882 prog
= path_lookup(interpr
, path
, 1);
886 while (argv
[argc
]) argc
++;
887 argv2
= xmalloc(sizeof(*argv
) * (argc
+1));
888 argv2
[0] = (char *)cmd
; /* full path to the script file */
889 memcpy(&argv2
[1], &argv
[1], sizeof(*argv
) * argc
);
890 pid
= mingw_spawnve(prog
, argv2
, env
, 1);
893 if (waitpid(pid
, &status
, 0) < 0)
897 pid
= 1; /* indicate that we tried but failed */
901 free_path_split(path
);
905 static void mingw_execve(const char *cmd
, char *const *argv
, char *const *env
)
907 /* check if git_command is a shell script */
908 if (!try_shell_exec(cmd
, argv
, (char **)env
)) {
911 pid
= mingw_spawnve(cmd
, (const char **)argv
, (char **)env
, 0);
914 if (waitpid(pid
, &status
, 0) < 0)
920 void mingw_execvp(const char *cmd
, char *const *argv
)
922 char **path
= get_path_split();
923 char *prog
= path_lookup(cmd
, path
, 0);
926 mingw_execve(prog
, argv
, environ
);
931 free_path_split(path
);
934 void mingw_execv(const char *cmd
, char *const *argv
)
936 mingw_execve(cmd
, argv
, environ
);
939 static char **copy_environ(void)
945 env
= xmalloc((i
+1)*sizeof(*env
));
946 for (i
= 0; environ
[i
]; i
++)
947 env
[i
] = xstrdup(environ
[i
]);
952 void free_environ(char **env
)
955 for (i
= 0; env
[i
]; i
++)
960 static int lookup_env(char **env
, const char *name
, size_t nmln
)
964 for (i
= 0; env
[i
]; i
++) {
965 if (0 == strncmp(env
[i
], name
, nmln
)
966 && '=' == env
[i
][nmln
])
974 * If name contains '=', then sets the variable, otherwise it unsets it
976 static char **env_setenv(char **env
, const char *name
)
978 char *eq
= strchrnul(name
, '=');
979 int i
= lookup_env(env
, name
, eq
-name
);
983 for (i
= 0; env
[i
]; i
++)
985 env
= xrealloc(env
, (i
+2)*sizeof(*env
));
986 env
[i
] = xstrdup(name
);
993 env
[i
] = xstrdup(name
);
1002 * Copies global environ and adjusts variables as specified by vars.
1004 char **make_augmented_environ(const char *const *vars
)
1006 char **env
= copy_environ();
1009 env
= env_setenv(env
, *vars
++);
1014 * Note, this isn't a complete replacement for getaddrinfo. It assumes
1015 * that service contains a numerical port, or that it it is null. It
1016 * does a simple search using gethostbyname, and returns one IPv4 host
1019 static int WSAAPI
getaddrinfo_stub(const char *node
, const char *service
,
1020 const struct addrinfo
*hints
,
1021 struct addrinfo
**res
)
1023 struct hostent
*h
= gethostbyname(node
);
1024 struct addrinfo
*ai
;
1025 struct sockaddr_in
*sin
;
1028 return WSAGetLastError();
1030 ai
= xmalloc(sizeof(struct addrinfo
));
1033 ai
->ai_family
= AF_INET
;
1034 ai
->ai_socktype
= hints
->ai_socktype
;
1035 switch (hints
->ai_socktype
) {
1037 ai
->ai_protocol
= IPPROTO_TCP
;
1040 ai
->ai_protocol
= IPPROTO_UDP
;
1043 ai
->ai_protocol
= 0;
1046 ai
->ai_addrlen
= sizeof(struct sockaddr_in
);
1047 ai
->ai_canonname
= strdup(h
->h_name
);
1049 sin
= xmalloc(ai
->ai_addrlen
);
1050 memset(sin
, 0, ai
->ai_addrlen
);
1051 sin
->sin_family
= AF_INET
;
1053 sin
->sin_port
= htons(atoi(service
));
1054 sin
->sin_addr
= *(struct in_addr
*)h
->h_addr
;
1055 ai
->ai_addr
= (struct sockaddr
*)sin
;
1060 static void WSAAPI
freeaddrinfo_stub(struct addrinfo
*res
)
1062 free(res
->ai_canonname
);
1067 static int WSAAPI
getnameinfo_stub(const struct sockaddr
*sa
, socklen_t salen
,
1068 char *host
, DWORD hostlen
,
1069 char *serv
, DWORD servlen
, int flags
)
1071 const struct sockaddr_in
*sin
= (const struct sockaddr_in
*)sa
;
1072 if (sa
->sa_family
!= AF_INET
)
1077 if (host
&& hostlen
> 0) {
1078 struct hostent
*ent
= NULL
;
1079 if (!(flags
& NI_NUMERICHOST
))
1080 ent
= gethostbyaddr((const char *)&sin
->sin_addr
,
1081 sizeof(sin
->sin_addr
), AF_INET
);
1084 snprintf(host
, hostlen
, "%s", ent
->h_name
);
1085 else if (flags
& NI_NAMEREQD
)
1088 snprintf(host
, hostlen
, "%s", inet_ntoa(sin
->sin_addr
));
1091 if (serv
&& servlen
> 0) {
1092 struct servent
*ent
= NULL
;
1093 if (!(flags
& NI_NUMERICSERV
))
1094 ent
= getservbyport(sin
->sin_port
,
1095 flags
& NI_DGRAM
? "udp" : "tcp");
1098 snprintf(serv
, servlen
, "%s", ent
->s_name
);
1100 snprintf(serv
, servlen
, "%d", ntohs(sin
->sin_port
));
1106 static HMODULE ipv6_dll
= NULL
;
1107 static void (WSAAPI
*ipv6_freeaddrinfo
)(struct addrinfo
*res
);
1108 static int (WSAAPI
*ipv6_getaddrinfo
)(const char *node
, const char *service
,
1109 const struct addrinfo
*hints
,
1110 struct addrinfo
**res
);
1111 static int (WSAAPI
*ipv6_getnameinfo
)(const struct sockaddr
*sa
, socklen_t salen
,
1112 char *host
, DWORD hostlen
,
1113 char *serv
, DWORD servlen
, int flags
);
1115 * gai_strerror is an inline function in the ws2tcpip.h header, so we
1116 * don't need to try to load that one dynamically.
1119 static void socket_cleanup(void)
1123 FreeLibrary(ipv6_dll
);
1125 ipv6_freeaddrinfo
= freeaddrinfo_stub
;
1126 ipv6_getaddrinfo
= getaddrinfo_stub
;
1127 ipv6_getnameinfo
= getnameinfo_stub
;
1130 static void ensure_socket_initialization(void)
1133 static int initialized
= 0;
1134 const char *libraries
[] = { "ws2_32.dll", "wship6.dll", NULL
};
1140 if (WSAStartup(MAKEWORD(2,2), &wsa
))
1141 die("unable to initialize winsock subsystem, error %d",
1144 for (name
= libraries
; *name
; name
++) {
1145 ipv6_dll
= LoadLibrary(*name
);
1149 ipv6_freeaddrinfo
= (void (WSAAPI
*)(struct addrinfo
*))
1150 GetProcAddress(ipv6_dll
, "freeaddrinfo");
1151 ipv6_getaddrinfo
= (int (WSAAPI
*)(const char *, const char *,
1152 const struct addrinfo
*,
1153 struct addrinfo
**))
1154 GetProcAddress(ipv6_dll
, "getaddrinfo");
1155 ipv6_getnameinfo
= (int (WSAAPI
*)(const struct sockaddr
*,
1156 socklen_t
, char *, DWORD
,
1157 char *, DWORD
, int))
1158 GetProcAddress(ipv6_dll
, "getnameinfo");
1159 if (!ipv6_freeaddrinfo
|| !ipv6_getaddrinfo
|| !ipv6_getnameinfo
) {
1160 FreeLibrary(ipv6_dll
);
1165 if (!ipv6_freeaddrinfo
|| !ipv6_getaddrinfo
|| !ipv6_getnameinfo
) {
1166 ipv6_freeaddrinfo
= freeaddrinfo_stub
;
1167 ipv6_getaddrinfo
= getaddrinfo_stub
;
1168 ipv6_getnameinfo
= getnameinfo_stub
;
1171 atexit(socket_cleanup
);
1175 #undef gethostbyname
1176 struct hostent
*mingw_gethostbyname(const char *host
)
1178 ensure_socket_initialization();
1179 return gethostbyname(host
);
1182 void mingw_freeaddrinfo(struct addrinfo
*res
)
1184 ipv6_freeaddrinfo(res
);
1187 int mingw_getaddrinfo(const char *node
, const char *service
,
1188 const struct addrinfo
*hints
, struct addrinfo
**res
)
1190 ensure_socket_initialization();
1191 return ipv6_getaddrinfo(node
, service
, hints
, res
);
1194 int mingw_getnameinfo(const struct sockaddr
*sa
, socklen_t salen
,
1195 char *host
, DWORD hostlen
, char *serv
, DWORD servlen
,
1198 ensure_socket_initialization();
1199 return ipv6_getnameinfo(sa
, salen
, host
, hostlen
, serv
, servlen
, flags
);
1202 int mingw_socket(int domain
, int type
, int protocol
)
1207 ensure_socket_initialization();
1208 s
= WSASocket(domain
, type
, protocol
, NULL
, 0, 0);
1209 if (s
== INVALID_SOCKET
) {
1211 * WSAGetLastError() values are regular BSD error codes
1212 * biased by WSABASEERR.
1213 * However, strerror() does not know about networking
1214 * specific errors, which are values beginning at 38 or so.
1215 * Therefore, we choose to leave the biased error code
1216 * in errno so that _if_ someone looks up the code somewhere,
1217 * then it is at least the number that are usually listed.
1219 errno
= WSAGetLastError();
1222 /* convert into a file descriptor */
1223 if ((sockfd
= _open_osfhandle(s
, O_RDWR
|O_BINARY
)) < 0) {
1225 return error("unable to make a socket file descriptor: %s",
1232 int mingw_connect(int sockfd
, struct sockaddr
*sa
, size_t sz
)
1234 SOCKET s
= (SOCKET
)_get_osfhandle(sockfd
);
1235 return connect(s
, sa
, sz
);
1239 int mingw_bind(int sockfd
, struct sockaddr
*sa
, size_t sz
)
1241 SOCKET s
= (SOCKET
)_get_osfhandle(sockfd
);
1242 return bind(s
, sa
, sz
);
1246 int mingw_setsockopt(int sockfd
, int lvl
, int optname
, void *optval
, int optlen
)
1248 SOCKET s
= (SOCKET
)_get_osfhandle(sockfd
);
1249 return setsockopt(s
, lvl
, optname
, (const char*)optval
, optlen
);
1253 int mingw_listen(int sockfd
, int backlog
)
1255 SOCKET s
= (SOCKET
)_get_osfhandle(sockfd
);
1256 return listen(s
, backlog
);
1260 int mingw_accept(int sockfd1
, struct sockaddr
*sa
, socklen_t
*sz
)
1264 SOCKET s1
= (SOCKET
)_get_osfhandle(sockfd1
);
1265 SOCKET s2
= accept(s1
, sa
, sz
);
1267 /* convert into a file descriptor */
1268 if ((sockfd2
= _open_osfhandle(s2
, O_RDWR
|O_BINARY
)) < 0) {
1271 return error("unable to make a socket file descriptor: %s",
1278 int mingw_rename(const char *pold
, const char *pnew
)
1282 static const int delay
[] = { 0, 1, 10, 20, 40 };
1285 * Try native rename() first to get errno right.
1286 * It is based on MoveFile(), which cannot overwrite existing files.
1288 if (!rename(pold
, pnew
))
1290 if (errno
!= EEXIST
)
1293 if (MoveFileEx(pold
, pnew
, MOVEFILE_REPLACE_EXISTING
))
1295 /* TODO: translate more errors */
1296 gle
= GetLastError();
1297 if (gle
== ERROR_ACCESS_DENIED
&&
1298 (attrs
= GetFileAttributes(pnew
)) != INVALID_FILE_ATTRIBUTES
) {
1299 if (attrs
& FILE_ATTRIBUTE_DIRECTORY
) {
1303 if ((attrs
& FILE_ATTRIBUTE_READONLY
) &&
1304 SetFileAttributes(pnew
, attrs
& ~FILE_ATTRIBUTE_READONLY
)) {
1305 if (MoveFileEx(pold
, pnew
, MOVEFILE_REPLACE_EXISTING
))
1307 gle
= GetLastError();
1308 /* revert file attributes on failure */
1309 SetFileAttributes(pnew
, attrs
);
1312 if (tries
< ARRAY_SIZE(delay
) && gle
== ERROR_ACCESS_DENIED
) {
1314 * We assume that some other process had the source or
1315 * destination file open at the wrong moment and retry.
1316 * In order to give the other process a higher chance to
1317 * complete its operation, we give up our time slice now.
1318 * If we have to retry again, we do sleep a bit.
1320 Sleep(delay
[tries
]);
1329 * Note that this doesn't return the actual pagesize, but
1330 * the allocation granularity. If future Windows specific git code
1331 * needs the real getpagesize function, we need to find another solution.
1333 int mingw_getpagesize(void)
1337 return si
.dwAllocationGranularity
;
1340 struct passwd
*getpwuid(int uid
)
1342 static char user_name
[100];
1343 static struct passwd p
;
1345 DWORD len
= sizeof(user_name
);
1346 if (!GetUserName(user_name
, &len
))
1348 p
.pw_name
= user_name
;
1349 p
.pw_gecos
= "unknown";
1354 static HANDLE timer_event
;
1355 static HANDLE timer_thread
;
1356 static int timer_interval
;
1357 static int one_shot
;
1358 static sig_handler_t timer_fn
= SIG_DFL
;
1360 /* The timer works like this:
1361 * The thread, ticktack(), is a trivial routine that most of the time
1362 * only waits to receive the signal to terminate. The main thread tells
1363 * the thread to terminate by setting the timer_event to the signalled
1365 * But ticktack() interrupts the wait state after the timer's interval
1366 * length to call the signal handler.
1369 static unsigned __stdcall
ticktack(void *dummy
)
1371 while (WaitForSingleObject(timer_event
, timer_interval
) == WAIT_TIMEOUT
) {
1372 if (timer_fn
== SIG_DFL
)
1374 if (timer_fn
!= SIG_IGN
)
1382 static int start_timer_thread(void)
1384 timer_event
= CreateEvent(NULL
, FALSE
, FALSE
, NULL
);
1386 timer_thread
= (HANDLE
) _beginthreadex(NULL
, 0, ticktack
, NULL
, 0, NULL
);
1388 return errno
= ENOMEM
,
1389 error("cannot start timer thread");
1391 return errno
= ENOMEM
,
1392 error("cannot allocate resources for timer");
1396 static void stop_timer_thread(void)
1399 SetEvent(timer_event
); /* tell thread to terminate */
1401 int rc
= WaitForSingleObject(timer_thread
, 1000);
1402 if (rc
== WAIT_TIMEOUT
)
1403 error("timer thread did not terminate timely");
1404 else if (rc
!= WAIT_OBJECT_0
)
1405 error("waiting for timer thread failed: %lu",
1407 CloseHandle(timer_thread
);
1410 CloseHandle(timer_event
);
1412 timer_thread
= NULL
;
1415 static inline int is_timeval_eq(const struct timeval
*i1
, const struct timeval
*i2
)
1417 return i1
->tv_sec
== i2
->tv_sec
&& i1
->tv_usec
== i2
->tv_usec
;
1420 int setitimer(int type
, struct itimerval
*in
, struct itimerval
*out
)
1422 static const struct timeval zero
;
1423 static int atexit_done
;
1426 return errno
= EINVAL
,
1427 error("setitimer param 3 != NULL not implemented");
1428 if (!is_timeval_eq(&in
->it_interval
, &zero
) &&
1429 !is_timeval_eq(&in
->it_interval
, &in
->it_value
))
1430 return errno
= EINVAL
,
1431 error("setitimer: it_interval must be zero or eq it_value");
1434 stop_timer_thread();
1436 if (is_timeval_eq(&in
->it_value
, &zero
) &&
1437 is_timeval_eq(&in
->it_interval
, &zero
))
1440 timer_interval
= in
->it_value
.tv_sec
* 1000 + in
->it_value
.tv_usec
/ 1000;
1441 one_shot
= is_timeval_eq(&in
->it_interval
, &zero
);
1443 atexit(stop_timer_thread
);
1446 return start_timer_thread();
1449 int sigaction(int sig
, struct sigaction
*in
, struct sigaction
*out
)
1452 return errno
= EINVAL
,
1453 error("sigaction only implemented for SIGALRM");
1455 return errno
= EINVAL
,
1456 error("sigaction: param 3 != NULL not implemented");
1458 timer_fn
= in
->sa_handler
;
1463 sig_handler_t
mingw_signal(int sig
, sig_handler_t handler
)
1465 sig_handler_t old
= timer_fn
;
1467 return signal(sig
, handler
);
1472 static const char *make_backslash_path(const char *path
)
1474 static char buf
[PATH_MAX
+ 1];
1477 if (strlcpy(buf
, path
, PATH_MAX
) >= PATH_MAX
)
1478 die("Too long path: %.*s", 60, path
);
1480 for (c
= buf
; *c
; c
++) {
1487 void mingw_open_html(const char *unixpath
)
1489 const char *htmlpath
= make_backslash_path(unixpath
);
1490 typedef HINSTANCE (WINAPI
*T
)(HWND
, const char *,
1491 const char *, const char *, const char *, INT
);
1496 shell32
= LoadLibrary("shell32.dll");
1498 die("cannot load shell32.dll");
1499 ShellExecute
= (T
)GetProcAddress(shell32
, "ShellExecuteA");
1501 die("cannot run browser");
1503 printf("Launching default browser to display HTML ...\n");
1504 r
= (int)ShellExecute(NULL
, "open", htmlpath
, NULL
, "\\", SW_SHOWNORMAL
);
1505 FreeLibrary(shell32
);
1506 /* see the MSDN documentation referring to the result codes here */
1508 die("failed to launch browser for %.*s", MAX_PATH
, unixpath
);
1512 int link(const char *oldpath
, const char *newpath
)
1514 typedef BOOL (WINAPI
*T
)(const char*, const char*, LPSECURITY_ATTRIBUTES
);
1515 static T create_hard_link
= NULL
;
1516 if (!create_hard_link
) {
1517 create_hard_link
= (T
) GetProcAddress(
1518 GetModuleHandle("kernel32.dll"), "CreateHardLinkA");
1519 if (!create_hard_link
)
1520 create_hard_link
= (T
)-1;
1522 if (create_hard_link
== (T
)-1) {
1526 if (!create_hard_link(newpath
, oldpath
, NULL
)) {
1527 errno
= err_win_to_posix(GetLastError());
1533 char *getpass(const char *prompt
)
1535 struct strbuf buf
= STRBUF_INIT
;
1537 fputs(prompt
, stderr
);
1540 if (c
== '\r' || c
== '\n')
1542 strbuf_addch(&buf
, c
);
1544 fputs("\n", stderr
);
1545 return strbuf_detach(&buf
, NULL
);
1548 pid_t
waitpid(pid_t pid
, int *status
, unsigned options
)
1550 HANDLE h
= OpenProcess(SYNCHRONIZE
| PROCESS_QUERY_INFORMATION
,
1558 struct pinfo_t
**ppinfo
;
1559 if (WaitForSingleObject(h
, INFINITE
) != WAIT_OBJECT_0
) {
1565 GetExitCodeProcess(h
, (LPDWORD
)status
);
1567 EnterCriticalSection(&pinfo_cs
);
1571 struct pinfo_t
*info
= *ppinfo
;
1572 if (info
->pid
== pid
) {
1573 CloseHandle(info
->proc
);
1574 *ppinfo
= info
->next
;
1578 ppinfo
= &info
->next
;
1581 LeaveCriticalSection(&pinfo_cs
);
1592 #ifndef NO_MINGW_REPLACE_READDIR
1593 /* MinGW readdir implementation to avoid extra lstats for Git */
1596 struct _finddata_t dd_dta
; /* disk transfer area for this dir */
1597 struct mingw_dirent dd_dir
; /* Our own implementation, including d_type */
1598 long dd_handle
; /* _findnext handle */
1599 int dd_stat
; /* 0 = next entry to read is first entry, -1 = off the end, positive = 0 based index of next entry */
1600 char dd_name
[1]; /* given path for dir with search pattern (struct is extended) */
1603 struct dirent
*mingw_readdir(DIR *dir
)
1605 WIN32_FIND_DATAA buf
;
1607 struct mingw_DIR
*mdir
= (struct mingw_DIR
*)dir
;
1609 if (!dir
->dd_handle
) {
1610 errno
= EBADF
; /* No set_errno for mingw */
1614 if (dir
->dd_handle
== (long)INVALID_HANDLE_VALUE
&& dir
->dd_stat
== 0)
1617 handle
= FindFirstFileA(dir
->dd_name
, &buf
);
1618 lasterr
= GetLastError();
1619 dir
->dd_handle
= (long)handle
;
1620 if (handle
== INVALID_HANDLE_VALUE
&& (lasterr
!= ERROR_NO_MORE_FILES
)) {
1621 errno
= err_win_to_posix(lasterr
);
1624 } else if (dir
->dd_handle
== (long)INVALID_HANDLE_VALUE
) {
1626 } else if (!FindNextFileA((HANDLE
)dir
->dd_handle
, &buf
)) {
1627 DWORD lasterr
= GetLastError();
1628 FindClose((HANDLE
)dir
->dd_handle
);
1629 dir
->dd_handle
= (long)INVALID_HANDLE_VALUE
;
1630 /* POSIX says you shouldn't set errno when readdir can't
1631 find any more files; so, if another error we leave it set. */
1632 if (lasterr
!= ERROR_NO_MORE_FILES
)
1633 errno
= err_win_to_posix(lasterr
);
1637 /* We get here if `buf' contains valid data. */
1638 strcpy(dir
->dd_dir
.d_name
, buf
.cFileName
);
1641 /* Set file type, based on WIN32_FIND_DATA */
1642 mdir
->dd_dir
.d_type
= 0;
1643 if (buf
.dwFileAttributes
& FILE_ATTRIBUTE_DIRECTORY
)
1644 mdir
->dd_dir
.d_type
|= DT_DIR
;
1646 mdir
->dd_dir
.d_type
|= DT_REG
;
1648 return (struct dirent
*)&dir
->dd_dir
;
1650 #endif // !NO_MINGW_REPLACE_READDIR