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Date: Wed, 08 Aug 2012 11:39:56 +0200
From: Milan Broz <gmazyland@gmail.com>
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Subject: Re: [dm-crypt] Building error
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To: demo demo <demodemodx@gmail.com>
Cc: dm-crypt@saout.de

On 08/08/2012 11:10 AM, demo demo wrote:
> Hi,
>=20
> My goal is to manage crypted devices using own C program which should inc=
lude and use Cryptsetup API.
>=20
> In order to start I'm first trying to build the example files but I got t=
he following error:
>=20
> # make
> gcc -O0 -g -Wall -D_GNU_SOURCE   -c -o crypt_luks_usage.o crypt_luks_usag=
e.c
> crypt_luks_usage.c: In function =91format_and_add_keyslots=92:
> crypt_luks_usage.c:85: error: =91struct crypt_params_luks1=92 has no memb=
er named =91data_device=92
> make: *** [crypt_luks_usage.o] Error 1
>=20
>=20
> It's on CentOS 6.2, cryptsetup 1.2.0

The example is taken from more recent version of cryptsetup source (data_de=
vice was introduced later).

Whatever, in this example just comment out this line setting data_device to=
 NULL
and it will work even int RHEL6.

(I will perhaps remove it upstream as well so the basic example compiles ev=
en on older versions of library.)

Milan