forked from schacon/perl
/
wince.c
2886 lines (2527 loc) · 59 KB
/
wince.c
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/* WINCE.C - stuff for Windows CE
*
* Time-stamp: <26/10/01 15:25:20 keuchel@keuchelnt>
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
*/
#define WIN32_LEAN_AND_MEAN
#define WIN32IO_IS_STDIO
#include <windows.h>
#include <signal.h>
#define PERLIO_NOT_STDIO 0
#if !defined(PERLIO_IS_STDIO) && !defined(USE_SFIO)
#define PerlIO FILE
#endif
#define wince_private
#include "errno.h"
#include "EXTERN.h"
#include "perl.h"
#define NO_XSLOCKS
#define PERL_NO_GET_CONTEXT
#include "XSUB.h"
#include "win32iop.h"
#include <string.h>
#include <stdarg.h>
#include <float.h>
#include <shellapi.h>
#include <process.h>
#define perl
#include "celib_defs.h"
#include "cewin32.h"
#include "cecrt.h"
#include "cewin32_defs.h"
#include "cecrt_defs.h"
#define GetCurrentDirectoryW XCEGetCurrentDirectoryW
#ifdef PALM_SIZE
#include "stdio-palmsize.h"
#endif
#define EXECF_EXEC 1
#define EXECF_SPAWN 2
#define EXECF_SPAWN_NOWAIT 3
#if defined(PERL_IMPLICIT_SYS)
# undef win32_get_privlib
# define win32_get_privlib g_win32_get_privlib
# undef win32_get_sitelib
# define win32_get_sitelib g_win32_get_sitelib
# undef win32_get_vendorlib
# define win32_get_vendorlib g_win32_get_vendorlib
# undef do_spawn
# define do_spawn g_do_spawn
# undef getlogin
# define getlogin g_getlogin
#endif
static void get_shell(void);
static long tokenize(const char *str, char **dest, char ***destv);
static int do_spawn2(pTHX_ char *cmd, int exectype);
static BOOL has_shell_metachars(char *ptr);
static long filetime_to_clock(PFILETIME ft);
static BOOL filetime_from_time(PFILETIME ft, time_t t);
static char * get_emd_part(SV **leading, STRLEN *const len,
char *trailing, ...);
static void remove_dead_process(long deceased);
static long find_pid(pTHX_ int pid);
static char * qualified_path(const char *cmd);
static char * win32_get_xlib(const char *pl, const char *xlib,
const char *libname, STRLEN *const len);
#ifdef USE_ITHREADS
static void remove_dead_pseudo_process(long child);
static long find_pseudo_pid(pTHX_ int pid);
#endif
int _fmode = O_TEXT; /* celib do not provide _fmode, so we define it here */
START_EXTERN_C
HANDLE w32_perldll_handle = INVALID_HANDLE_VALUE;
char w32_module_name[MAX_PATH+1];
END_EXTERN_C
static DWORD w32_platform = (DWORD)-1;
int
IsWin95(void)
{
return (win32_os_id() == VER_PLATFORM_WIN32_WINDOWS);
}
int
IsWinNT(void)
{
return (win32_os_id() == VER_PLATFORM_WIN32_NT);
}
int
IsWinCE(void)
{
return (win32_os_id() == VER_PLATFORM_WIN32_CE);
}
EXTERN_C void
set_w32_module_name(void)
{
char* ptr;
XCEGetModuleFileNameA((HMODULE)((w32_perldll_handle == INVALID_HANDLE_VALUE)
? XCEGetModuleHandleA(NULL)
: w32_perldll_handle),
w32_module_name, sizeof(w32_module_name));
/* normalize to forward slashes */
ptr = w32_module_name;
while (*ptr) {
if (*ptr == '\\')
*ptr = '/';
++ptr;
}
}
/* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */
static char*
get_regstr_from(HKEY hkey, const char *valuename, SV **svp)
{
/* Retrieve a REG_SZ or REG_EXPAND_SZ from the registry */
HKEY handle;
DWORD type;
const char *subkey = "Software\\Perl";
char *str = NULL;
long retval;
retval = XCERegOpenKeyExA(hkey, subkey, 0, KEY_READ, &handle);
if (retval == ERROR_SUCCESS) {
DWORD datalen;
retval = XCERegQueryValueExA(handle, valuename, 0, &type, NULL, &datalen);
if (retval == ERROR_SUCCESS && type == REG_SZ) {
dTHX;
if (!*svp)
*svp = sv_2mortal(newSVpvn("",0));
SvGROW(*svp, datalen);
retval = XCERegQueryValueExA(handle, valuename, 0, NULL,
(PBYTE)SvPVX(*svp), &datalen);
if (retval == ERROR_SUCCESS) {
str = SvPVX(*svp);
SvCUR_set(*svp,datalen-1);
}
}
RegCloseKey(handle);
}
return str;
}
/* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */
static char*
get_regstr(const char *valuename, SV **svp)
{
char *str = get_regstr_from(HKEY_CURRENT_USER, valuename, svp);
if (!str)
str = get_regstr_from(HKEY_LOCAL_MACHINE, valuename, svp);
return str;
}
/* *prev_pathp (if non-NULL) is expected to be POK (valid allocated SvPVX(sv)) */
static char *
get_emd_part(SV **prev_pathp, STRLEN *const len, char *trailing_path, ...)
{
char base[10];
va_list ap;
char mod_name[MAX_PATH+1];
char *ptr;
char *optr;
char *strip;
int oldsize, newsize;
STRLEN baselen;
va_start(ap, trailing_path);
strip = va_arg(ap, char *);
sprintf(base, "%d.%d", (int)PERL_REVISION, (int)PERL_VERSION);
baselen = strlen(base);
if (!*w32_module_name) {
set_w32_module_name();
}
strcpy(mod_name, w32_module_name);
ptr = strrchr(mod_name, '/');
while (ptr && strip) {
/* look for directories to skip back */
optr = ptr;
*ptr = '\0';
ptr = strrchr(mod_name, '/');
/* avoid stripping component if there is no slash,
* or it doesn't match ... */
if (!ptr || stricmp(ptr+1, strip) != 0) {
/* ... but not if component matches m|5\.$patchlevel.*| */
if (!ptr || !(*strip == '5' && *(ptr+1) == '5'
&& strncmp(strip, base, baselen) == 0
&& strncmp(ptr+1, base, baselen) == 0))
{
*optr = '/';
ptr = optr;
}
}
strip = va_arg(ap, char *);
}
if (!ptr) {
ptr = mod_name;
*ptr++ = '.';
*ptr = '/';
}
va_end(ap);
strcpy(++ptr, trailing_path);
/* only add directory if it exists */
if (XCEGetFileAttributesA(mod_name) != (DWORD) -1) {
/* directory exists */
dTHX;
if (!*prev_pathp)
*prev_pathp = sv_2mortal(newSVpvn("",0));
sv_catpvn(*prev_pathp, ";", 1);
sv_catpv(*prev_pathp, mod_name);
if(len)
*len = SvCUR(*prev_pathp);
return SvPVX(*prev_pathp);
}
return NULL;
}
char *
win32_get_privlib(const char *pl, STRLEN *const len)
{
dTHX;
char *stdlib = "lib";
char buffer[MAX_PATH+1];
SV *sv = NULL;
/* $stdlib = $HKCU{"lib-$]"} || $HKLM{"lib-$]"} || $HKCU{"lib"} || $HKLM{"lib"} || ""; */
sprintf(buffer, "%s-%s", stdlib, pl);
if (!get_regstr(buffer, &sv))
(void)get_regstr(stdlib, &sv);
/* $stdlib .= ";$EMD/../../lib" */
return get_emd_part(&sv, len, stdlib, ARCHNAME, "bin", NULL);
}
static char *
win32_get_xlib(const char *pl, const char *xlib, const char *libname,
STRLEN *const len)
{
dTHX;
char regstr[40];
char pathstr[MAX_PATH+1];
SV *sv1 = NULL;
SV *sv2 = NULL;
/* $HKCU{"$xlib-$]"} || $HKLM{"$xlib-$]"} . ---; */
sprintf(regstr, "%s-%s", xlib, pl);
(void)get_regstr(regstr, &sv1);
/* $xlib .=
* ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/$]/lib"; */
sprintf(pathstr, "%s/%s/lib", libname, pl);
(void)get_emd_part(&sv1, NULL, pathstr, ARCHNAME, "bin", pl, NULL);
/* $HKCU{$xlib} || $HKLM{$xlib} . ---; */
(void)get_regstr(xlib, &sv2);
/* $xlib .=
* ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/lib"; */
sprintf(pathstr, "%s/lib", libname);
(void)get_emd_part(&sv2, NULL, pathstr, ARCHNAME, "bin", pl, NULL);
if (!sv1 && !sv2)
return NULL;
if (!sv1) {
sv1 = sv2;
} else if (sv2) {
sv_catpvn(sv1, ";", 1);
sv_catsv(sv1, sv2);
}
if (len)
*len = SvCUR(sv1);
return SvPVX(sv1);
}
char *
win32_get_sitelib(const char *pl, STRLEN *const len)
{
return win32_get_xlib(pl, "sitelib", "site", len);
}
#ifndef PERL_VENDORLIB_NAME
# define PERL_VENDORLIB_NAME "vendor"
#endif
char *
win32_get_vendorlib(const char *pl, STRLEN *const len)
{
return win32_get_xlib(pl, "vendorlib", PERL_VENDORLIB_NAME, len);
}
static BOOL
has_shell_metachars(char *ptr)
{
int inquote = 0;
char quote = '\0';
/*
* Scan string looking for redirection (< or >) or pipe
* characters (|) that are not in a quoted string.
* Shell variable interpolation (%VAR%) can also happen inside strings.
*/
while (*ptr) {
switch(*ptr) {
case '%':
return TRUE;
case '\'':
case '\"':
if (inquote) {
if (quote == *ptr) {
inquote = 0;
quote = '\0';
}
}
else {
quote = *ptr;
inquote++;
}
break;
case '>':
case '<':
case '|':
if (!inquote)
return TRUE;
default:
break;
}
++ptr;
}
return FALSE;
}
#if !defined(PERL_IMPLICIT_SYS)
/* since the current process environment is being updated in util.c
* the library functions will get the correct environment
*/
PerlIO *
Perl_my_popen(pTHX_ const char *cmd, const char *mode)
{
printf("popen(%s)\n", cmd);
Perl_croak(aTHX_ PL_no_func, "popen");
return NULL;
}
long
Perl_my_pclose(pTHX_ PerlIO *fp)
{
Perl_croak(aTHX_ PL_no_func, "pclose");
return -1;
}
#endif
DllExport unsigned long
win32_os_id(void)
{
static OSVERSIONINFOA osver;
if (osver.dwPlatformId != w32_platform) {
memset(&osver, 0, sizeof(OSVERSIONINFOA));
osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFOA);
XCEGetVersionExA(&osver);
w32_platform = osver.dwPlatformId;
}
return (unsigned long)w32_platform;
}
DllExport int
win32_getpid(void)
{
int pid;
#ifdef USE_ITHREADS
dTHX;
if (w32_pseudo_id)
return -((int)w32_pseudo_id);
#endif
pid = xcegetpid();
return pid;
}
/* Tokenize a string. Words are null-separated, and the list
* ends with a doubled null. Any character (except null and
* including backslash) may be escaped by preceding it with a
* backslash (the backslash will be stripped).
* Returns number of words in result buffer.
*/
static long
tokenize(const char *str, char **dest, char ***destv)
{
char *retstart = NULL;
char **retvstart = 0;
int items = -1;
if (str) {
dTHX;
int slen = strlen(str);
char *ret;
char **retv;
Newx(ret, slen+2, char);
Newx(retv, (slen+3)/2, char*);
retstart = ret;
retvstart = retv;
*retv = ret;
items = 0;
while (*str) {
*ret = *str++;
if (*ret == '\\' && *str)
*ret = *str++;
else if (*ret == ' ') {
while (*str == ' ')
str++;
if (ret == retstart)
ret--;
else {
*ret = '\0';
++items;
if (*str)
*++retv = ret+1;
}
}
else if (!*str)
++items;
ret++;
}
retvstart[items] = NULL;
*ret++ = '\0';
*ret = '\0';
}
*dest = retstart;
*destv = retvstart;
return items;
}
DllExport int
win32_pipe(int *pfd, unsigned int size, int mode)
{
dTHX;
Perl_croak(aTHX_ PL_no_func, "pipe");
return -1;
}
DllExport int
win32_times(struct tms *timebuf)
{
dTHX;
Perl_croak(aTHX_ PL_no_func, "times");
return -1;
}
Sighandler_t
win32_signal(int sig, Sighandler_t subcode)
{
return xcesignal(sig, subcode);
}
static void
get_shell(void)
{
dTHX;
if (!w32_perlshell_tokens) {
/* we don't use COMSPEC here for two reasons:
* 1. the same reason perl on UNIX doesn't use SHELL--rampant and
* uncontrolled unportability of the ensuing scripts.
* 2. PERL5SHELL could be set to a shell that may not be fit for
* interactive use (which is what most programs look in COMSPEC
* for).
*/
const char* defaultshell = (IsWinNT()
? "cmd.exe /x/d/c" : "command.com /c");
const char *usershell = PerlEnv_getenv("PERL5SHELL");
w32_perlshell_items = tokenize(usershell ? usershell : defaultshell,
&w32_perlshell_tokens,
&w32_perlshell_vec);
}
}
int
Perl_do_aspawn(pTHX_ SV *really, SV **mark, SV **sp)
{
PERL_ARGS_ASSERT_DO_ASPAWN;
Perl_croak(aTHX_ PL_no_func, "aspawn");
return -1;
}
/* returns pointer to the next unquoted space or the end of the string */
static char*
find_next_space(const char *s)
{
bool in_quotes = FALSE;
while (*s) {
/* ignore doubled backslashes, or backslash+quote */
if (*s == '\\' && (s[1] == '\\' || s[1] == '"')) {
s += 2;
}
/* keep track of when we're within quotes */
else if (*s == '"') {
s++;
in_quotes = !in_quotes;
}
/* break it up only at spaces that aren't in quotes */
else if (!in_quotes && isSPACE(*s))
return (char*)s;
else
s++;
}
return (char*)s;
}
#if 1
static int
do_spawn2(pTHX_ char *cmd, int exectype)
{
char **a;
char *s;
char **argv;
int status = -1;
BOOL needToTry = TRUE;
char *cmd2;
/* Save an extra exec if possible. See if there are shell
* metacharacters in it */
if (!has_shell_metachars(cmd)) {
Newx(argv, strlen(cmd) / 2 + 2, char*);
Newx(cmd2, strlen(cmd) + 1, char);
strcpy(cmd2, cmd);
a = argv;
for (s = cmd2; *s;) {
while (*s && isSPACE(*s))
s++;
if (*s)
*(a++) = s;
s = find_next_space(s);
if (*s)
*s++ = '\0';
}
*a = NULL;
if (argv[0]) {
switch (exectype) {
case EXECF_SPAWN:
status = win32_spawnvp(P_WAIT, argv[0],
(const char* const*)argv);
break;
case EXECF_SPAWN_NOWAIT:
status = win32_spawnvp(P_NOWAIT, argv[0],
(const char* const*)argv);
break;
case EXECF_EXEC:
status = win32_execvp(argv[0], (const char* const*)argv);
break;
}
if (status != -1 || errno == 0)
needToTry = FALSE;
}
Safefree(argv);
Safefree(cmd2);
}
if (needToTry) {
char **argv;
int i = -1;
get_shell();
Newx(argv, w32_perlshell_items + 2, char*);
while (++i < w32_perlshell_items)
argv[i] = w32_perlshell_vec[i];
argv[i++] = cmd;
argv[i] = NULL;
switch (exectype) {
case EXECF_SPAWN:
status = win32_spawnvp(P_WAIT, argv[0],
(const char* const*)argv);
break;
case EXECF_SPAWN_NOWAIT:
status = win32_spawnvp(P_NOWAIT, argv[0],
(const char* const*)argv);
break;
case EXECF_EXEC:
status = win32_execvp(argv[0], (const char* const*)argv);
break;
}
cmd = argv[0];
Safefree(argv);
}
if (exectype == EXECF_SPAWN_NOWAIT) {
if (IsWin95())
PL_statusvalue = -1; /* >16bits hint for pp_system() */
}
else {
if (status < 0) {
if (ckWARN(WARN_EXEC))
Perl_warner(aTHX_ packWARN(WARN_EXEC), "Can't %s \"%s\": %s",
(exectype == EXECF_EXEC ? "exec" : "spawn"),
cmd, strerror(errno));
status = 255 * 256;
}
else
status *= 256;
PL_statusvalue = status;
}
return (status);
}
int
Perl_do_spawn(pTHX_ char *cmd)
{
PERL_ARGS_ASSERT_DO_SPAWN;
return do_spawn2(aTHX_ cmd, EXECF_SPAWN);
}
int
Perl_do_spawn_nowait(pTHX_ char *cmd)
{
PERL_ARGS_ASSERT_DO_SPAWN_NOWAIT;
return do_spawn2(aTHX_ cmd, EXECF_SPAWN_NOWAIT);
}
bool
Perl_do_exec(pTHX_ const char *cmd)
{
PERL_ARGS_ASSERT_DO_EXEC;
do_spawn2(aTHX_ cmd, EXECF_EXEC);
return FALSE;
}
/* The idea here is to read all the directory names into a string table
* (separated by nulls) and when one of the other dir functions is called
* return the pointer to the current file name.
*/
DllExport DIR *
win32_opendir(const char *filename)
{
dTHX;
DIR *dirp;
long len;
long idx;
char scanname[MAX_PATH+3];
Stat_t sbuf;
WIN32_FIND_DATAA aFindData;
WIN32_FIND_DATAW wFindData;
HANDLE fh;
char buffer[MAX_PATH*2];
WCHAR wbuffer[MAX_PATH+1];
char* ptr;
len = strlen(filename);
if (len > MAX_PATH)
return NULL;
/* check to see if filename is a directory */
if (win32_stat(filename, &sbuf) < 0 || !S_ISDIR(sbuf.st_mode))
return NULL;
/* Get us a DIR structure */
Newxz(dirp, 1, DIR);
/* Create the search pattern */
strcpy(scanname, filename);
/* bare drive name means look in cwd for drive */
if (len == 2 && isALPHA(scanname[0]) && scanname[1] == ':') {
scanname[len++] = '.';
scanname[len++] = '/';
}
else if (scanname[len-1] != '/' && scanname[len-1] != '\\') {
scanname[len++] = '/';
}
scanname[len++] = '*';
scanname[len] = '\0';
/* do the FindFirstFile call */
fh = FindFirstFile(PerlDir_mapA(scanname), &aFindData);
dirp->handle = fh;
if (fh == INVALID_HANDLE_VALUE) {
DWORD err = GetLastError();
/* FindFirstFile() fails on empty drives! */
switch (err) {
case ERROR_FILE_NOT_FOUND:
return dirp;
case ERROR_NO_MORE_FILES:
case ERROR_PATH_NOT_FOUND:
errno = ENOENT;
break;
case ERROR_NOT_ENOUGH_MEMORY:
errno = ENOMEM;
break;
default:
errno = EINVAL;
break;
}
Safefree(dirp);
return NULL;
}
/* now allocate the first part of the string table for
* the filenames that we find.
*/
ptr = aFindData.cFileName;
idx = strlen(ptr)+1;
if (idx < 256)
dirp->size = 128;
else
dirp->size = idx;
Newx(dirp->start, dirp->size, char);
strcpy(dirp->start, ptr);
dirp->nfiles++;
dirp->end = dirp->curr = dirp->start;
dirp->end += idx;
return dirp;
}
/* Readdir just returns the current string pointer and bumps the
* string pointer to the nDllExport entry.
*/
DllExport struct direct *
win32_readdir(DIR *dirp)
{
long len;
if (dirp->curr) {
/* first set up the structure to return */
len = strlen(dirp->curr);
strcpy(dirp->dirstr.d_name, dirp->curr);
dirp->dirstr.d_namlen = len;
/* Fake an inode */
dirp->dirstr.d_ino = dirp->curr - dirp->start;
/* Now set up for the next call to readdir */
dirp->curr += len + 1;
if (dirp->curr >= dirp->end) {
dTHX;
char* ptr;
BOOL res;
WIN32_FIND_DATAW wFindData;
WIN32_FIND_DATAA aFindData;
char buffer[MAX_PATH*2];
/* finding the next file that matches the wildcard
* (which should be all of them in this directory!).
*/
res = FindNextFile(dirp->handle, &aFindData);
if (res)
ptr = aFindData.cFileName;
if (res) {
long endpos = dirp->end - dirp->start;
long newsize = endpos + strlen(ptr) + 1;
/* bump the string table size by enough for the
* new name and its null terminator */
while (newsize > dirp->size) {
long curpos = dirp->curr - dirp->start;
dirp->size *= 2;
Renew(dirp->start, dirp->size, char);
dirp->curr = dirp->start + curpos;
}
strcpy(dirp->start + endpos, ptr);
dirp->end = dirp->start + newsize;
dirp->nfiles++;
}
else
dirp->curr = NULL;
}
return &(dirp->dirstr);
}
else
return NULL;
}
/* Telldir returns the current string pointer position */
DllExport long
win32_telldir(DIR *dirp)
{
return (dirp->curr - dirp->start);
}
/* Seekdir moves the string pointer to a previously saved position
* (returned by telldir).
*/
DllExport void
win32_seekdir(DIR *dirp, long loc)
{
dirp->curr = dirp->start + loc;
}
/* Rewinddir resets the string pointer to the start */
DllExport void
win32_rewinddir(DIR *dirp)
{
dirp->curr = dirp->start;
}
/* free the memory allocated by opendir */
DllExport int
win32_closedir(DIR *dirp)
{
dTHX;
if (dirp->handle != INVALID_HANDLE_VALUE)
FindClose(dirp->handle);
Safefree(dirp->start);
Safefree(dirp);
return 1;
}
#else
/////!!!!!!!!!!! return here and do right stuff!!!!
DllExport DIR *
win32_opendir(const char *filename)
{
return opendir(filename);
}
DllExport struct direct *
win32_readdir(DIR *dirp)
{
return readdir(dirp);
}
DllExport long
win32_telldir(DIR *dirp)
{
dTHX;
Perl_croak(aTHX_ PL_no_func, "telldir");
return -1;
}
DllExport void
win32_seekdir(DIR *dirp, long loc)
{
dTHX;
Perl_croak(aTHX_ PL_no_func, "seekdir");
}
DllExport void
win32_rewinddir(DIR *dirp)
{
dTHX;
Perl_croak(aTHX_ PL_no_func, "rewinddir");
}
DllExport int
win32_closedir(DIR *dirp)
{
closedir(dirp);
return 0;
}
#endif // 1
DllExport int
win32_kill(int pid, int sig)
{
dTHX;
Perl_croak(aTHX_ PL_no_func, "kill");
return -1;
}
DllExport int
win32_stat(const char *path, struct stat *sbuf)
{
return xcestat(path, sbuf);
}
DllExport char *
win32_longpath(char *path)
{
return path;
}
static void
out_of_memory(void)
{
if (PL_curinterp) {
dTHX;
/* Can't use PerlIO to write as it allocates memory */
PerlLIO_write(PerlIO_fileno(Perl_error_log),
PL_no_mem, strlen(PL_no_mem));
my_exit(1);
}
exit(1);
}
/* The win32_ansipath() function takes a Unicode filename and converts it
* into the current Windows codepage. If some characters cannot be mapped,
* then it will convert the short name instead.
*
* The buffer to the ansi pathname must be freed with win32_free() when it
* it no longer needed.
*
* The argument to win32_ansipath() must exist before this function is
* called; otherwise there is no way to determine the short path name.
*
* Ideas for future refinement:
* - Only convert those segments of the path that are not in the current
* codepage, but leave the other segments in their long form.
* - If the resulting name is longer than MAX_PATH, start converting
* additional path segments into short names until the full name
* is shorter than MAX_PATH. Shorten the filename part last!
*/
DllExport char *
win32_ansipath(const WCHAR *widename)
{
char *name;
size_t widelen = wcslen(widename)+1;
int len = WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, widename, widelen,
NULL, 0, NULL, NULL);
name = win32_malloc(len);
if (!name)
out_of_memory();
WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, widename, widelen,
name, len, NULL, NULL);
return name;
}
DllExport char *
win32_getenv(const char *name)
{
return xcegetenv(name);
}
DllExport int
win32_putenv(const char *name)
{
return xceputenv(name);
}
static long
filetime_to_clock(PFILETIME ft)
{
__int64 qw = ft->dwHighDateTime;
qw <<= 32;
qw |= ft->dwLowDateTime;
qw /= 10000; /* File time ticks at 0.1uS, clock at 1mS */
return (long) qw;
}
/* fix utime() so it works on directories in NT */
static BOOL
filetime_from_time(PFILETIME pFileTime, time_t Time)
{
struct tm *pTM = localtime(&Time);
SYSTEMTIME SystemTime;
FILETIME LocalTime;
if (pTM == NULL)
return FALSE;
SystemTime.wYear = pTM->tm_year + 1900;
SystemTime.wMonth = pTM->tm_mon + 1;
SystemTime.wDay = pTM->tm_mday;
SystemTime.wHour = pTM->tm_hour;
SystemTime.wMinute = pTM->tm_min;
SystemTime.wSecond = pTM->tm_sec;
SystemTime.wMilliseconds = 0;
return SystemTimeToFileTime(&SystemTime, &LocalTime) &&
LocalFileTimeToFileTime(&LocalTime, pFileTime);
}
DllExport int
win32_unlink(const char *filename)
{
return xceunlink(filename);
}
DllExport int
win32_utime(const char *filename, struct utimbuf *times)
{
return xceutime(filename, (struct _utimbuf *) times);
}
DllExport int
win32_gettimeofday(struct timeval *tp, void *not_used)
{
return xcegettimeofday(tp,not_used);