Re: [sleuthkit-developers] fiwalk compilation error using --with-libewf parameter

[Brian C. <ca...@sl...>]

Simson, any ideas on this?  I haven't looked at the fiwalk auto stuff much.

On Jul 30, 2013, at 11:10 PM, Willi Ballenthin <wil...@gm...> wrote:

> I've been building TSK with libewf support using the --with-libewf parameter, but I think there may be a bug in the makefile generated for fiwalk. On my Ubuntu/Debian system with both gcc and g++, g++ is chosen to compile fiwalk:
> 
>     me$ LIBEWF_HOME=$(pwd)/../libewf/build ./configure --with-libew$(pwd)/../libewf/build/ --prefix=$(pwd)/build/;
>     me$ LIBEWF_HOME=$(pwd)/../libewf/build make
>     ...snip...
>     g++ -DHAVE_CONFIG_H -I. -I../../../tsk  -I../../.. -Wall   -g -O2 -MT fiwalk.o -MD -MP -MF .deps/fiwalk.Tpo -c -o fiwalk.o fiwalk.cpp
> In file included from fiwalk.cpp:39:0:
> fiwalk.h:94:20: fatal error: libewf.h: No such file or directory
> compilation terminated.
> 
> We see from the build step that the libewf include directory is not provided.  Taking a look at the generated makefile, I have:
> 
>     CFLAGS = -g -O2 -pthread -I/usr/local/include -I/home/me/Desktop/autopsy-dev/sleuthkit/../libewf/build//include
>     ...snip...
>     CXXFLAGS = -g -O2
> 
> I found that by copying the include directive over to the CXXFLAGS definition in the fiwalk makefile, the compilation completed successfully.
> 
> Unfortunately, I haven't used Automake before, so I cannot give advice confidently. However, by looking at the source files, I conjecture adding a line to configure.ac around line 176 will fix the issue:
> 
>     AS_IF([test "x$with_libewf" != "xno"],
>         # Test the dir if they specified something beyond yes/no
>         [AS_IF([test "x$with_libewf" != "xyes"],
>             [AS_IF([test -d ${with_libewf}/include],
>                 [CFLAGS="$CFLAGS -I${with_libewf}/include"
>                     CXXFLAGS="$CXXFLAGS -I${with_libewf}/include"      # <<<<<<< ADD THIS HERE
>                     LDFLAGS="$LDFLAGS -L${with_libewf}/lib"],
>                 # Dir given was not correct
>                 [AC_MSG_FAILURE([libewf directory not found at ${with_libewf}])])
> 
> Is this, in fact, a bug, and is the proposed fix reasonable?
> 
> Thanks,
> Willi
> ------------------------------------------------------------------------------
> Get your SQL database under version control now!
> Version control is standard for application code, but databases havent 
> caught up. So what steps can you take to put your SQL databases under 
> version control? Why should you start doing it? Read more to find out.
> http://pubads.g.doubleclick.net/gampad/clk?id=49501711&iu=/4140/ostg.clktrk_______________________________________________
> sleuthkit-developers mailing list
> sle...@li...
> https://lists.sourceforge.net/lists/listinfo/sleuthkit-developers