From 63fac2b9efb65061e07c03e4ddc516e051b673d0 Mon Sep 17 00:00:00 2001
From: John Polstra <jdp@FreeBSD.org>
Date: Wed, 2 Sep 1998 02:51:12 +0000
Subject: [PATCH] Suppress duplicate entries in ldd output.

---
 libexec/rtld-elf/rtld.c | 21 ++++++++++-----------
 libexec/rtld-elf/rtld.h |  3 ++-
 2 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/libexec/rtld-elf/rtld.c b/libexec/rtld-elf/rtld.c
index 1456ad90008c..9decc12c4a13 100644
--- a/libexec/rtld-elf/rtld.c
+++ b/libexec/rtld-elf/rtld.c
@@ -22,7 +22,7 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
- *      $Id: rtld.c,v 1.4 1998/09/02 01:09:34 jdp Exp $
+ *      $Id: rtld.c,v 1.5 1998/09/02 02:00:20 jdp Exp $
  */
 
 /*
@@ -1388,17 +1388,16 @@ trace_loaded_objects(Obj_Entry *obj)
 	bool			is_lib;
 
 	for (needed = obj->needed; needed; needed = needed->next) {
-	    name = (char *)obj->strtab + needed->name;
-	    if (!strncmp(name, "lib", 3)) {
-		is_lib = true;	/* XXX bogus */
-	    } else {
-		is_lib = false;
-	    }
-
-	    if (needed->obj == NULL)
-		path = "not found";
-	    else
+	    if (needed->obj != NULL) {
+		if (needed->obj->traced)
+		    continue;
+		needed->obj->traced = true;
 		path = needed->obj->path;
+	    } else
+		path = "not found";
+
+	    name = (char *)obj->strtab + needed->name;
+	    is_lib = strncmp(name, "lib", 3) == 0;	/* XXX - bogus */
 
 	    fmt = is_lib ? fmt1 : fmt2;
 	    while ((c = *fmt++) != '\0') {
diff --git a/libexec/rtld-elf/rtld.h b/libexec/rtld-elf/rtld.h
index a8490d1a37e3..679a676d4e4d 100644
--- a/libexec/rtld-elf/rtld.h
+++ b/libexec/rtld-elf/rtld.h
@@ -22,7 +22,7 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
- *      $Id: rtld.h,v 1.2 1998/04/30 07:48:02 dfr Exp $
+ *      $Id: rtld.h,v 1.3 1998/08/21 03:29:40 jb Exp $
  */
 
 #ifndef RTLD_H /* { */
@@ -109,6 +109,7 @@ typedef struct Struct_Obj_Entry {
     bool rtld;			/* True if this is the dynamic linker */
     bool textrel;		/* True if there are relocations to text seg */
     bool symbolic;		/* True if generated with "-Bsymbolic" */
+    bool traced;		/* Already printed in ldd trace output */
 
     struct link_map linkmap;	/* for GDB */
 } Obj_Entry;