/*
** Fill stat buf with information received from stat() or lstat().
** lstat() is called on Unix if isWd is TRUE and allow-symlinks setting is on.
**
*/
static int fossil_stat(const char *zFilename, struct stat *buf, int isWd) {
#if !defined(_WIN32)
if( isWd && g.allowSymlinks ) {
return lstat(zFilename, buf);
} else {
return stat(zFilename, buf);
}
#else
int rc = 0;
char *zMbcs = fossil_utf8_to_mbcs(zFilename);
rc = stat(zMbcs, buf);
fossil_mbcs_free(zMbcs);
return rc;
#endif
}
/*
** Strip a possible byte-order-mark (BOM) from the blob. On Windows, if there
** is either no BOM at all or an (le/be) UTF-16 BOM, a conversion to UTF-8 is
** done. If useMbcs is false and there is no BOM, the input string is assumed
** to be UTF-8 already, so no conversion is done.
*/
void blob_to_utf8_no_bom(Blob *pBlob, int useMbcs){
char *zUtf8;
int bomSize = 0;
#if defined(_WIN32) || defined(__CYGWIN__)
int bomReverse = 0;
#endif
if( starts_with_utf8_bom(pBlob, &bomSize) ){
struct Blob temp;
zUtf8 = blob_str(pBlob) + bomSize;
blob_zero(&temp);
blob_append(&temp, zUtf8, -1);
blob_swap(pBlob, &temp);
blob_reset(&temp);
#if defined(_WIN32) || defined(__CYGWIN__)
}else if( starts_with_utf16_bom(pBlob, &bomSize, &bomReverse) ){
zUtf8 = blob_buffer(pBlob);
if( bomReverse ){
/* Found BOM, but with reversed bytes */
unsigned int i = blob_size(pBlob);
while( i>0 ){
/* swap bytes of unicode representation */
char zTemp = zUtf8[--i];
zUtf8[i] = zUtf8[i-1];
zUtf8[--i] = zTemp;
}
}
/* Make sure the blob contains two terminating 0-bytes */
blob_append(pBlob, "", 1);
zUtf8 = blob_str(pBlob) + bomSize;
zUtf8 = fossil_unicode_to_utf8(zUtf8);
blob_zero(pBlob);
blob_append(pBlob, zUtf8, -1);
fossil_unicode_free(zUtf8);
#endif /* _WIN32 || __CYGWIN__ */
#if defined(_WIN32)
}else if( useMbcs ){
zUtf8 = fossil_mbcs_to_utf8(blob_str(pBlob));
blob_reset(pBlob);
blob_append(pBlob, zUtf8, -1);
fossil_mbcs_free(zUtf8);
#endif /* _WIN32 */
}
}
/*
** Wrapper around the access() system call.
*/
int file_access(const char *zFilename, int flags) {
char *zMbcs = fossil_utf8_to_mbcs(zFilename);
int rc = access(zMbcs, flags);
fossil_mbcs_free(zMbcs);
return rc;
}