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Code Issues

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

release/1.2
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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2
src/3rdparty/squirrel/include/squirrel.h vendored
View File

@ -183,7 +183,7 @@ typedef char SQChar;
#define scstrdup strdup
#define scstrrchr strrchr
#define scstrcat strcat
#define MAX_CHAR 0xFF
#define MAX_CHAR 0xFFFF
#endif
#define SQUIRREL_VERSION _SC("Squirrel 2.2.5 stable - With custom OpenTTD modifications")

6
src/3rdparty/squirrel/squirrel/sqlexer.h vendored
View File

@ -2,11 +2,7 @@
#ifndef _SQLEXER_H_
#define _SQLEXER_H_
#ifdef SQUNICODE
typedef SQChar LexChar;
#else
typedef unsigned char LexChar;
#endif
typedef unsigned short LexChar;
struct SQLexer
{

14
src/script/squirrel.cpp
View File

@ -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"));