diff options
Diffstat (limited to 'sysdeps/unix/sysv')
| -rw-r--r-- | sysdeps/unix/sysv/linux/Makefile | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/check_pf.c | 15 |
2 files changed, 17 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index aec7a94785..0160be8790 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -529,6 +529,8 @@ sysdep_headers += \ sysdep_routines += \ netlink_assert_response \ # sysdep_routines + +CFLAGS-check_pf.c += -fexceptions endif # Don't compile the ctype glue code, since there is no old non-GNU C library. diff --git a/sysdeps/unix/sysv/linux/check_pf.c b/sysdeps/unix/sysv/linux/check_pf.c index b157c5126c..2b0b8b6368 100644 --- a/sysdeps/unix/sysv/linux/check_pf.c +++ b/sysdeps/unix/sysv/linux/check_pf.c @@ -292,6 +292,14 @@ make_request (int fd, pid_t pid) return NULL; } +#ifdef __EXCEPTIONS +static void +cancel_handler (void *arg __attribute__((unused))) +{ + /* Release the lock. */ + __libc_lock_unlock (lock); +} +#endif void attribute_hidden @@ -304,6 +312,10 @@ __check_pf (bool *seen_ipv4, bool *seen_ipv6, struct cached_data *olddata = NULL; struct cached_data *data = NULL; +#ifdef __EXCEPTIONS + /* Make sure that lock is released when the thread is cancelled. */ + __libc_cleanup_push (cancel_handler, NULL); +#endif __libc_lock_lock (lock); if (cache_valid_p ()) @@ -338,6 +350,9 @@ __check_pf (bool *seen_ipv4, bool *seen_ipv6, } } +#ifdef __EXCEPTIONS + __libc_cleanup_pop (0); +#endif __libc_lock_unlock (lock); if (data != NULL) |