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(svn r23801) -Fix: reading the utf-8 BOM from AI/GS files on big-endian machines failed

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This commit is contained in:
yexo
2012-01-15 11:31:34 +00:00
parent 48717ade9c
commit f5b6a9db5c
3 changed files with 12 additions and 10 deletions
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14
src/script/squirrel.cpp
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@@ -413,14 +413,14 @@ static SQInteger _io_file_lexfeed_UTF8(SQUserPointer file)
return c;
}
static SQInteger _io_file_lexfeed_UCS2_LE(SQUserPointer file)
static SQInteger _io_file_lexfeed_UCS2_no_swap(SQUserPointer file)
{
wchar_t c;
if (((SQFile *)file)->Read(&c, sizeof(c), 1) > 0) return (SQChar)c;
return 0;
}
static SQInteger _io_file_lexfeed_UCS2_BE(SQUserPointer file)
static SQInteger _io_file_lexfeed_UCS2_swap(SQUserPointer file)
{
unsigned short c;
if (((SQFile *)file)->Read(&c, sizeof(c), 1) > 0) {
@@ -472,9 +472,15 @@ SQRESULT Squirrel::LoadFile(HSQUIRRELVM vm, const char *filename, SQBool printer
FioFCloseFile(file);
return sq_throwerror(vm, _SC("Couldn't read bytecode"));
}
case 0xFFFE: func = _io_file_lexfeed_UCS2_BE; break; // UTF-16 little endian
case 0xFEFF: func = _io_file_lexfeed_UCS2_LE; break; // UTF-16 big endian
case 0xFFFE:
/* Either this file is encoded as big-endian and we're on a little-endian
* machine, or this file is encoded as little-endian and we're on a big-endian
* machine. Either way, swap the bytes of every word we read. */
func = _io_file_lexfeed_UCS2_swap;
break;
case 0xFEFF: func = _io_file_lexfeed_UCS2_no_swap; break;
case 0xBBEF: // UTF-8
case 0xEFBB: // UTF-8 on big-endian machine
if (fread(&uc, 1, sizeof(uc), file) == 0) {
FioFCloseFile(file);
return sq_throwerror(vm, _SC("I/O error"));