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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2016-06-28 08:35:06 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2016-11-09 09:46:32 +0100 |
| commit | 520ab224ca812287640930135d57bf9d781d4476 (patch) | |
| tree | 31bdb4be6c7d1d8c45fd7cc87ade1c16e73d67b2 /rtemsbsd/rtems/rtems-kernel-vprintf.c | |
| parent | Add empty <machine/_kernel_lock.h> (diff) | |
| download | rtems-libbsd-520ab224ca812287640930135d57bf9d781d4476.tar.bz2 | |
Modify rtems_bsd_set_vprintf_handler()
Return previous vprintf()-handler in rtems_bsd_set_vprintf_handler().
Diffstat (limited to 'rtemsbsd/rtems/rtems-kernel-vprintf.c')
| -rw-r--r-- | rtemsbsd/rtems/rtems-kernel-vprintf.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/rtemsbsd/rtems/rtems-kernel-vprintf.c b/rtemsbsd/rtems/rtems-kernel-vprintf.c index 6d0cf59f..7364ec6d 100644 --- a/rtemsbsd/rtems/rtems-kernel-vprintf.c +++ b/rtemsbsd/rtems/rtems-kernel-vprintf.c @@ -103,12 +103,16 @@ default_vprintf_handler(int level, const char *fmt, va_list ap) static int (*vprintf_handler)(int, const char *, va_list) = default_vprintf_handler; -void -rtems_bsd_set_vprintf_handler(int (*new_vprintf_handler) - (int, const char *, va_list)) +rtems_bsd_vprintf_handler +rtems_bsd_set_vprintf_handler(rtems_bsd_vprintf_handler new_handler) { + rtems_bsd_vprintf_handler old_handler; - vprintf_handler = new_vprintf_handler; + VPRINTF_LOCK(); + old_handler = vprintf_handler; + vprintf_handler = new_handler; + VPRINTF_UNLOCK(); + return (old_handler); } int |