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Hi Joel, On Oct 11 07:57, Joel Sherrill wrote: > RTEMS provides the option to have a global or per-thread reentrancy > as part of application configuration. As part of this, RTEMS provides > the implementation of __getreent() as appropriate. Allow the target > to determine if this method is present in libc.a. > --- > newlib/configure.host | 2 +- > newlib/libc/reent/getreent.c | 8 ++++++++ > 2 files changed, 9 insertions(+), 1 deletion(-) > > diff --git a/newlib/configure.host b/newlib/configure.host > index fb3362b..7f397dd 100644 > --- a/newlib/configure.host > +++ b/newlib/configure.host > @@ -605,7 +605,7 @@ case "${host}" in > default_newlib_io_long_long="yes" > default_newlib_io_c99_formats="yes" > newlib_cflags="${newlib_cflags} -D_COMPILING_NEWLIB" > - newlib_cflags="${newlib_cflags} -DCLOCK_PROVIDED -DMALLOC_PROVIDED -DEXIT_PROVIDED -DSIGNAL_PROVIDED -DREENTRANT_SYSCALLS_PROVIDED -DHAVE_NANOSLEEP -DHAVE_BLKSIZE -DHAVE_FCNTL -DHAVE_ASSERT_FUNC" > +newlib_cflags="${newlib_cflags} -DCLOCK_PROVIDED -DMALLOC_PROVIDED -DEXIT_PROVIDED -DSIGNAL_PROVIDED -DGETREENT_PROVIDED -DREENTRANT_SYSCALLS_PROVIDED -DHAVE_NANOSLEEP -DHAVE_BLKSIZE -DHAVE_FCNTL -DHAVE_ASSERT_FUNC" > # turn off unsupported items in posix directory > newlib_cflags="${newlib_cflags} -D_NO_GETLOGIN -D_NO_GETPWENT -D_NO_GETUT -D_NO_GETPASS -D_NO_SIGSET -D_NO_WORDEXP -D_NO_POPEN -D_NO_POSIX_SPAWN" > ;; > diff --git a/newlib/libc/reent/getreent.c b/newlib/libc/reent/getreent.c > index 60ae6fb..124abce 100644 > --- a/newlib/libc/reent/getreent.c > +++ b/newlib/libc/reent/getreent.c > @@ -1,5 +1,11 @@ > /* default reentrant pointer when multithread enabled */ > > +#ifdef GETREENT_PROVIDED > + > +int _dummy_getreent; > + So, why do you need this? If you implement your own __getreent, there's no reason for this _dummy_getreent to exist, no? Btw., Cygwin implements its own __getreent(), too, without having to change newlib/libc/reent/getreent.c at all... Corinna -- Corinna Vinschen Cygwin Maintainer Red Hat
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