Add three-tier symbol naming in support of POSIX thread cancellation

points.  For library functions, the pattern is __sleep() <--
_libc_sleep() <-- sleep().  The arrows represent weak aliases.  For
system calls, the pattern is _read() <-- _libc_read() <-- read().

2 files changed, 11 insertions, 4 deletions

diff --git a/lib/libc/compat-43/creat.c b/lib/libc/compat-43/creat.c
index a4f1234..51f9828 100644
--- a/lib/libc/compat-43/creat.c
+++ b/lib/libc/compat-43/creat.c
@@ -29,6 +29,8 @@
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
+ *
+ * $FreeBSD$
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
@@ -39,12 +41,15 @@ static char sccsid[] = "@(#)creat.c	8.1 (Berkeley) 6/2/93";
 
 int
 #if __STDC__
-creat(const char *path, mode_t mode)
+__creat(const char *path, mode_t mode)
 #else
-creat(path, mode)
+__creat(path, mode)
 	char *path;
 	mode_t mode;
 #endif
 {
-	return(open(path, O_WRONLY|O_CREAT|O_TRUNC, mode));
+	return(_libc_open(path, O_WRONLY|O_CREAT|O_TRUNC, mode));
 }
+
+__weak_reference(__creat, _libc_creat);
+__weak_reference(_libc_creat, creat);
diff --git a/lib/libc/compat-43/sigcompat.c b/lib/libc/compat-43/sigcompat.c
index 0a870a7..b440ee5 100644
--- a/lib/libc/compat-43/sigcompat.c
+++ b/lib/libc/compat-43/sigcompat.c
@@ -29,6 +29,8 @@
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
+ *
+ * $FreeBSD$
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
@@ -107,5 +109,5 @@ sigpause(mask)
 
 	sigemptyset(&set);
 	set.__bits[0] = mask;
-	return (sigsuspend(&set));
+	return (_libc_sigsuspend(&set));
 }