i686-w64-mingw32-gcc -fstack-protector-strong
Marco Atzeri
marco.atzeri@gmail.com
Fri Sep 8 19:25:00 GMT 2017
On 08/09/2017 20:53, Lee wrote:
> On 9/8/17, Marco Atzeri wrote:
>> On 08/09/2017 16:14, Lee wrote:
>>> I'm hoping that I'm just missing a library, but which one? Even
>>> better, how to tell which one?
>>>
>>> $ i686-w64-mingw32-gcc -o div.exe div.c
>>> $ ./div
>>> works
>>>
>>> $ i686-w64-mingw32-gcc -fstack-protector-strong -o div.exe div.c
>>> $ ./div
>>> C:/cygwin/home/Lee/t/div.exe: error while loading shared libraries: ?:
>>> cannot open shared object file: No such file or directory
>>>
>>> $ ldd div.exe
>>> ntdll.dll => /cygdrive/c/WINDOWS/SYSTEM32/ntdll.dll
>>> (0x7ffef5c50000)
>>> ??? => ??? (0x778f0000)
>>> wow64.dll => /cygdrive/c/WINDOWS/System32/wow64.dll (0x50e50000)
>>> wow64win.dll => /cygdrive/c/WINDOWS/System32/wow64win.dll
>>> (0x50dd0000)
>>>
>>
>> try
>> cygcheck ./div.exe
>
> nothing useful for a non-cygwin program?
> $ cygcheck ./div.exe
> C:\cygwin\home\Lee\t\div.exe
cygcheck works also for not cygwin program
( cygcheck --help for details)
cd /cygdrive/c/windows/system32
$ cygcheck ./net.exe
C:\windows\system32\net.exe
C:\windows\system32\ADVAPI32.dll
C:\windows\system32\msvcrt.dll
C:\windows\system32\KERNELBASE.dll
C:\windows\system32\ntdll.dll
[long cut]
C:\windows\system32\samcli.dll
C:\windows\system32\srvcli.dll
C:\windows\system32\wkscli.dll
C:\windows\system32\MPR.dll
C:\windows\system32\IPHLPAPI.DLL
C:\windows\system32\NSI.dll
C:\windows\system32\WINNSI.DLL
You can also use
$ objdump -x ./net.exe |grep -i "dll name"
DLL Name: ADVAPI32.dll
DLL Name: KERNEL32.dll
DLL Name: msvcrt.dll
DLL Name: ntdll.dll
DLL Name: netutils.dll
DLL Name: browcli.dll
DLL Name: samcli.dll
DLL Name: srvcli.dll
DLL Name: wkscli.dll
DLL Name: MPR.dll
DLL Name: IPHLPAPI.DLL
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