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- [DOC] make stat, touch, filemtime, filemsize and related functions more portable (almost 100% equivalent to linux now)

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- [DOC] add support for touch($dir)
- fix windows server 2008/vista support (#45447) (Pierre)
This commit is contained in:
Dmitry Stogov 2008-08-15 15:00:11 +00:00
parent b76b5a6f17
commit 4ccb9037cc
1 changed files with 92 additions and 15 deletions
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103
TSRM/tsrm_virtual_cwd.c
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@ -136,6 +136,33 @@ static int php_check_dots(const char *element, int n)
free((s)->cwd);
#ifdef TSRM_WIN32
#define SECS_BETWEEN_EPOCHS (__int64)11644473600
#define SECS_TO_100NS (__int64)10000000
static inline time_t FileTimeToUnixTime(const FILETIME FileTime)
{
__int64 UnixTime;
long *nsec = NULL;
SYSTEMTIME SystemTime;
FileTimeToSystemTime(&FileTime, &SystemTime);
UnixTime = ((__int64)FileTime.dwHighDateTime << 32) +
FileTime.dwLowDateTime;
UnixTime -= (SECS_BETWEEN_EPOCHS * SECS_TO_100NS);
if (nsec) {
*nsec = (UnixTime % SECS_TO_100NS) * (__int64)100;
}
UnixTime /= SECS_TO_100NS; /* now convert to seconds */
if ((time_t)UnixTime != UnixTime) {
UnixTime = 0;
}
return (time_t)UnixTime;
}
CWD_API int php_sys_stat(const char *path, struct stat *buf) /* {{{ */
{
WIN32_FILE_ATTRIBUTE_DATA data;
@ -196,23 +223,18 @@ CWD_API int php_sys_stat(const char *path, struct stat *buf) /* {{{ */
}
}
}
buf->st_nlink = 1;
t = data.nFileSizeHigh;
t = t << 32;
t |= data.nFileSizeLow;
buf->st_size = t;
t = data.ftLastAccessTime.dwHighDateTime;
t = t << 32;
t |= data.ftLastAccessTime.dwLowDateTime;
buf->st_atime = (unsigned long)((t / 10000000) - 11644473600);
t = data.ftCreationTime.dwHighDateTime;
t = t << 32;
t |= data.ftCreationTime.dwLowDateTime;
buf->st_ctime = (unsigned long)((t / 10000000) - 11644473600);
t = data.ftLastWriteTime.dwHighDateTime;
t = t << 32;
t |= data.ftLastWriteTime.dwLowDateTime;
buf->st_mtime = (unsigned long)((t / 10000000) - 11644473600);
buf->st_atime = FileTimeToUnixTime(data.ftLastAccessTime);
buf->st_ctime = FileTimeToUnixTime(data.ftCreationTime);
buf->st_mtime = FileTimeToUnixTime(data.ftLastWriteTime);
if (buf->st_mtime != buf->st_atime) {
buf->st_atime = buf->st_mtime;
}
return 0;
}
/* }}} */
@ -279,8 +301,14 @@ CWD_API void virtual_cwd_startup(void) /* {{{ */
if (!result) {
cwd[0] = '\0';
}
main_cwd_state.cwd = strdup(cwd);
main_cwd_state.cwd_length = strlen(cwd);
#ifdef TSRM_WIN32
if (main_cwd_state.cwd_length >= 2 && cwd[1] == ':') {
cwd[0] = toupper(cwd[0]);
}
#endif
main_cwd_state.cwd = strdup(cwd);
#ifdef ZTS
ts_allocate_id(&cwd_globals_id, sizeof(virtual_cwd_globals), (ts_allocate_ctor) cwd_globals_ctor, (ts_allocate_dtor) cwd_globals_dtor);
@ -331,6 +359,7 @@ CWD_API char *virtual_getcwd_ex(size_t *length TSRMLS_DC) /* {{{ */
*length = state->cwd_length+1;
retval = (char *) malloc(*length+1);
memcpy(retval, state->cwd, *length);
retval[0] = toupper(retval[0]);
retval[*length-1] = DEFAULT_SLASH;
retval[*length] = '\0';
return retval;
@ -978,6 +1007,50 @@ CWD_API int virtual_access(const char *pathname, int mode TSRMLS_DC) /* {{{ */
/* }}} */
#if HAVE_UTIME
#ifdef TSRM_WIN32
static void UnixTimeToFileTime(time_t t, LPFILETIME pft) /* {{{ */
{
// Note that LONGLONG is a 64-bit value
LONGLONG ll;
ll = Int32x32To64(t, 10000000) + 116444736000000000;
pft->dwLowDateTime = (DWORD)ll;
pft->dwHighDateTime = ll >> 32;
}
/* }}} */
static int win32_utime(const char *filename, struct utimbuf *buf) /* {{{ */
{
FILETIME mtime, atime;
BOOL f;
HANDLE hFile;
hFile = CreateFile(filename, GENERIC_WRITE, FILE_SHARE_WRITE, NULL,
OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
if ( hFile == INVALID_HANDLE_VALUE ) {
return -1;
}
if (!buf) {
SYSTEMTIME st;
GetSystemTime(&st);
SystemTimeToFileTime(&st, &mtime);
atime = mtime;
} else {
UnixTimeToFileTime(buf->modtime, &mtime);
UnixTimeToFileTime(buf->actime, &atime);
}
if (!SetFileTime(hFile, NULL, &mtime, &atime)) {
CloseHandle(hFile);
return -1;
}
CloseHandle(hFile);
return 1;
}
/* }}} */
#endif
CWD_API int virtual_utime(const char *filename, struct utimbuf *buf TSRMLS_DC) /* {{{ */
{
cwd_state new_state;
@ -989,7 +1062,11 @@ CWD_API int virtual_utime(const char *filename, struct utimbuf *buf TSRMLS_DC) /
return -1;
}
#ifdef TSRM_WIN32
ret = win32_utime(new_state.cwd, buf);
#else
ret = utime(new_state.cwd, buf);
#endif
CWD_STATE_FREE(&new_state);
return ret;