Message ID | 1527734724-348-1-git-send-email-huangjh.jy@cn.fujitsu.com |
---|---|
State | Changes Requested |
Headers | show |
Series | pty/pty02.c: Fix compiler error | expand |
On Thu, May 31, 2018 at 10:45 AM, Jinhui huang <huangjh.jy@cn.fujitsu.com> wrote: > Compilation failed because of undefined EXTPROC on old distros(e.g. > RHEL5/6). > > Based on the fix patch[1] and added EXTPROC, tcgetattr() still could not > detect > invalid EXTPROC on old distros. So we wanted to skip the case if EXTPROC > was not > defined on current distros. > > [1] http://lists.linux.it/pipermail/ltp/2018-May/008253.html > > Signed-off-by: Jinhui huang <huangjh.jy@cn.fujitsu.com> > --- > testcases/kernel/pty/pty02.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/testcases/kernel/pty/pty02.c b/testcases/kernel/pty/pty02.c > index fd3d26b..548f8d1 100644 > --- a/testcases/kernel/pty/pty02.c > +++ b/testcases/kernel/pty/pty02.c > @@ -29,6 +29,8 @@ > > #include "tst_test.h" > > +#ifdef EXTPROC > This fix is fine. But image that a distribution defined both EXTPROC and ICANON, if the ICANON(enables canonical input processing, also called line mode) needs newline('\n') to ptmx there, this test will hung there forever. > + > static void do_test(void) > { > struct termios io = { .c_lflag = EXTPROC | ICANON }; > @@ -60,3 +62,7 @@ static void do_test(void) > static struct tst_test test = { > .test_all = do_test, > }; > + > +#else > + TST_TEST_TCONF("EXTPROC is not defined"); > +#endif > -- > 1.8.3.1 > > > >
diff --git a/testcases/kernel/pty/pty02.c b/testcases/kernel/pty/pty02.c index fd3d26b..548f8d1 100644 --- a/testcases/kernel/pty/pty02.c +++ b/testcases/kernel/pty/pty02.c @@ -29,6 +29,8 @@ #include "tst_test.h" +#ifdef EXTPROC + static void do_test(void) { struct termios io = { .c_lflag = EXTPROC | ICANON }; @@ -60,3 +62,7 @@ static void do_test(void) static struct tst_test test = { .test_all = do_test, }; + +#else + TST_TEST_TCONF("EXTPROC is not defined"); +#endif
Compilation failed because of undefined EXTPROC on old distros(e.g. RHEL5/6). Based on the fix patch[1] and added EXTPROC, tcgetattr() still could not detect invalid EXTPROC on old distros. So we wanted to skip the case if EXTPROC was not defined on current distros. [1] http://lists.linux.it/pipermail/ltp/2018-May/008253.html Signed-off-by: Jinhui huang <huangjh.jy@cn.fujitsu.com> --- testcases/kernel/pty/pty02.c | 6 ++++++ 1 file changed, 6 insertions(+)