On Wed, Sep 3, 2014 at 11:26 AM, Joel Sherrill <joel.sherr...@oarcorp.com> wrote: > --- > cpukit/posix/src/mprotect.c | 23 ++++++++++++++--------- > 1 file changed, 14 insertions(+), 9 deletions(-) > > diff --git a/cpukit/posix/src/mprotect.c b/cpukit/posix/src/mprotect.c > index f2f8af6..51b565e 100644 > --- a/cpukit/posix/src/mprotect.c > +++ b/cpukit/posix/src/mprotect.c > @@ -3,10 +3,19 @@ > * > * @brief Change Memory Protection > * @ingroup POSIXAPI > + * > + * 12.2.3 Change Memory Protection, P1003.1b-1996, p. 277. > + * > + * This is not a functional version of mprotect() but the SPARC backend > + * for at least gcc 2.8.1 plus gnat 3.13p and gcc 3.0.1 require it to > + * be there and return 0. > + * > + * As of gcc 4.2.2, the gcc SPARC backend doesn't appear to have a > + * way to call this for RTEMS anymore but it doesn't hurt to leave it. > */ > > /* > - * COPYRIGHT (c) 1989-2007. > + * COPYRIGHT (c) 1989-2014. > * On-Line Applications Research Corporation (OAR). > * > * The license and distribution terms for this file may be > @@ -21,16 +30,12 @@ > #include <unistd.h> > > /* > - * 12.2.3 Change Memory Protection, P1003.1b-1996, p. 277. > - * > - * This is not a functional version but the SPARC backend for at least > - * gcc 2.8.1 plus gnat 3.13p and gcc 3.0.1 require it to be there and > - * return 0. > - * > - * As of gcc 4.2.2, the gcc SPARC backend doesn't appear to have a > - * way to call this for RTEMS anymore but it doesn't hurt to leave it. > + * RTEMS does not have <sys/mman.h> so we need a prototype here to > + * avoid warnings. > */ > > +int mprotect( const void *, size_t, int ); > + I don't like (despise) adding prototypes to C files just to get rid of this warning. The prototype should be coming from whatever header provides the function, or the function should be declared static.
> int mprotect( > const void *addr __attribute__((unused)), > size_t len __attribute__((unused)), > -- > 1.9.3 > > _______________________________________________ > devel mailing list > devel@rtems.org > http://lists.rtems.org/mailman/listinfo/devel _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
