Re: [PATCH v2] nfs-utils: Run rpcgen using the cpp found by configure.

[Steve Dickson <SteveD@redhat.com>]

On 04/21/2015 01:31 PM, Calvin Walton wrote:
> rpcgen normally runs with a hardcoded cpp path of e.g. /lib/cpp,
> but not all Linux distributions install a cpp there.
> 
> Grab a trick from glibc, and run rpcgen with a cpp-path pointing at
> a script; the script then runs the cpp specified in the CPP
> environment variable - which we set to $CC -E with appropriate
> options.
> 
> Signed-off-by: Calvin Walton <calvin.walton@kepstin.ca>
I'm getting the following errors when I apply this patch:

test -f mount.h && rm -rf mount.h || true
CPP='gcc -E -x c-header' /usr/bin/rpcgen -Y ../../tools/rpcgen -l -o mount_clnt.c mount.x
CPP='gcc -E -x c-header' /usr/bin/rpcgen -Y ../../tools/rpcgen -c -o mount_xdr.c mount.x
CPP='gcc -E -x c-header' /usr/bin/rpcgen -Y ../../tools/rpcgen -h -o mount.h mount.x
execvp: Permission denied
/usr/bin/rpcgen: C preprocessor failed with exit code 1
make[2]: *** [mount_clnt.c] Error 1
make[2]: *** Waiting for unfinished jobs....
Makefile:693: recipe for target 'mount_clnt.c' failed
execvp: Permission denied
execvp: Permission denied
/usr/bin/rpcgen: C preprocessor failed with exit code 1
make[2]: *** [mount.h] Error 1
Makefile:701: recipe for target 'mount.h' failed
/usr/bin/rpcgen: C preprocessor failed with exit code 1
make[2]: *** [mount_xdr.c] Error 1
Makefile:697: recipe for target 'mount_xdr.c' failed
make[2]: Leaving directory '/home/src/up/nfs-utils/support/export'
make[1]: *** [all-recursive] Error 1
Makefile:420: recipe for target 'all-recursive' failed
make[1]: Leaving directory '/home/src/up/nfs-utils/support'
make: *** [all-recursive] Error 1
Makefile:463: recipe for target 'all-recursive' failed

steved.