ada gnat import library missing ?

Marco Atzeri marco.atzeri@gmail.com
Thu Nov 2 12:13:00 GMT 2017


On 02/11/2017 11:28, JonY wrote:
> On 11/01/2017 04:07 PM, Marco Atzeri wrote:
>> On 31/10/2017 00:17, JonY wrote:
>>
>>> -2 with the appropriate import libraries should be coming along by the
>>> end of the week if all goes well.
>>
>> It is up but I see the same
>>
>> $ ./hello.exe
>>   -bash: ./hello.exe: cannot execute binary file: Exec format error
>>
>> Does it work for you ?
>>
> 
> I think I solved the mystery, this generates a dll instead of an exe,
> see the verbose output calling the compiler.
> 

you are right; "-shared" should be used only on the 2nd step
not on the third.

$ gcc -c hello.adb

$ gnatbind -v -shared hello
gnatbind -v -shared hello
GNATBIND 6.4.0
Copyright (C) 1995-2016, Free Software Foundation, Inc.
Binding: hello.ali
No errors

$ gnatlink -v  hello

GNATLINK 6.4.0
Copyright (C) 1995-2016, Free Software Foundation, Inc.
gcc -c -mtune=generic -march=x86-64 -gnatA -gnatWb -gnatiw -gnatws 
/tmp/ada/b~hello.adb
/usr/bin/gcc.exe b~hello.o ./hello.o -o hello.exe -L./ 
-L/usr/lib/gcc/x86_64-pc-cygwin/6.4.0/adalib/ -lgnat-6 
-Wl,--stack=0x2000000 -shared-libgcc

$ ./hello.exe
Hello WORLD!

$ cygcheck ./hello.exe |grep -v Windows
E:\cygwin64\tmp\ada\hello.exe
   E:\cygwin64\bin\cygwin1.dll
   E:\cygwin64\bin\cyggnat-6.dll
     E:\cygwin64\bin\cyggcc_s-seh-1.dll

Thanks
Marco

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