1.7.0-48: [BUG] Passing characters above 128 from bash command line

Edward Lam edward@sidefx.com
Thu May 28 17:17:00 GMT 2009


Hi Larry,

 > This sounds allot like this report to me:
 >
 > <http://cygwin.com/ml/cygwin/2009-05/msg00611.html>

I don't think it's the same bug because if I replace copyright.txt with 
a single printable character (eg. c), then it works.

Regards,
-Edward

Larry Hall (Cygwin) wrote:
> Edward Lam wrote:
>> Hi Cygwin 1.7 developers,
>>
>> I think I've encountered bug in cygwin 1.7.0-48 on WinXP 32-bit. It 
>> seems that passing a character on the command line (from either 
>> ash.exe or bash.exe) that is greater than 127 to a native win32 
>> process results in arguments being truncated.
>>
>> Hopefully you can reproduce and fix. Steps to reproduce outlined below.
>>
>> $ cat bug.c
>> #include <stdio.h>
>>
>> int main(int argc, char *argv[])
>> {
>>     int i;
>>     for (i = 0; i < argc; i++)
>>         printf("%d: %s\n", i, argv[i]);
>>     return 0;
>> }
>>
>> $ xxd copyright.txt
>> 0000000: a9                                       .
>>
>> $ $TOOLROOT/bin/cl -I$TOOLROOT/include bug.c /link 
>> /libpath:$TOOLROOT/lib /libpath:$TOOLROOT/PlatformSDK/lib
>>
>> Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 13.10.3077 for 
>> 80x86
>> Copyright (C) Microsoft Corporation 1984-2002. All rights reserved.
>>
>> bug.c
>> Microsoft (R) Incremental Linker Version 7.10.3077
>> Copyright (C) Microsoft Corporation.  All rights reserved.
>>
>> /out:bug.exe
>> /libpath:e:/msdev7/vc7/lib
>> /libpath:e:/msdev7/vc7/PlatformSDK/lib
>> bug.obj
>>
>> $ ./bug "before `cat copyright.txt` after"
>> 0: E:\cygwin1.7\tmp\bug.exe
>> 1: before
>>
>> Notice that for argument 1, we never see the contents of copyright.txt 
>> and the text after it, "after" is never passed to the win32 native 
>> application.
> 
> This sounds allot like this report to me:
> 
> <http://cygwin.com/ml/cygwin/2009-05/msg00611.html>
> 
> No?
> 


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