[src/trunk]: src/lib/libexecinfo print an error if we failed to allocate.

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/eede4bf10b1a
branches:  trunk
changeset: 789692:eede4bf10b1a
user:      christos <christos%NetBSD.org@localhost>
date:      Tue Sep 03 08:44:45 2013 +0000

description:
print an error if we failed to allocate.

diffstat:

 lib/libexecinfo/symtab.c |  8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diffs (30 lines):

diff -r 4883d59ed540 -r eede4bf10b1a lib/libexecinfo/symtab.c
--- a/lib/libexecinfo/symtab.c  Tue Sep 03 06:12:00 2013 +0000
+++ b/lib/libexecinfo/symtab.c  Tue Sep 03 08:44:45 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: symtab.c,v 1.2 2013/08/29 15:01:57 christos Exp $      */
+/*     $NetBSD: symtab.c,v 1.3 2013/09/03 08:44:45 christos Exp $      */
 
 /*-
  * Copyright (c) 2012 The NetBSD Foundation, Inc.
@@ -29,7 +29,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: symtab.c,v 1.2 2013/08/29 15:01:57 christos Exp $");
+__RCSID("$NetBSD: symtab.c,v 1.3 2013/09/03 08:44:45 christos Exp $");
 
 #include <stdlib.h>
 #include <stdio.h>
@@ -139,8 +139,10 @@
                        s->st_info = sym.st_info;
                        s->st_name = strdup(
                            elf_strptr(elf, shdr.sh_link, sym.st_name));
-                       if (s->st_name == NULL)
+                       if (s->st_name == NULL) {
+                               warn("Cannot allocate symbol");
                                goto out;
+                       }
                        s++;
                 }
                st->nsymbols = s - st->symbols;