Update ELF Tool Chain to upstream rev 3400

Some notable improvements include:

readelf:
- Add AArch64 relocation definitions.
- Report value of unknown relocation types.

elfcopy:
- Consider symbols with STB_GNU_UNIQUE binding as global symbols.
- Fixed support for VMA adjustment for loadable sections found
  in relocatable objects.
- Handle nameless global symbols.
- Improve wildcard matching for !-prefixed symbols.
- Add PE/COFF support.

elfdump:
- Improve section type reporting.
- Add MIPS-specific section types.

This update also includes a significant number of bug fixes.

PR:		207091 [exp-run]
Sponsored by:	The FreeBSD Foundation

1 files changed, 8 insertions, 4 deletions

diff --git a/contrib/elftoolchain/strings/strings.c b/contrib/elftoolchain/strings/strings.c
index 6eab165..f122eba 100644
--- a/contrib/elftoolchain/strings/strings.c
+++ b/contrib/elftoolchain/strings/strings.c
@@ -37,6 +37,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sysexits.h>
 #include <unistd.h>
 
 #include <libelf.h>
@@ -45,7 +46,7 @@
 
 #include "_elftc.h"
 
-ELFTC_VCSID("$Id: strings.c 3174 2015-03-27 17:13:41Z emaste $");
+ELFTC_VCSID("$Id: strings.c 3360 2016-01-24 18:34:06Z jkoshy $");
 
 enum return_code {
 	RETURN_OK,
@@ -73,10 +74,10 @@ enum encoding_style {
 	  ((c) == '\t' || isprint((c)) ||			\
 	      (encoding == ENCODING_8BIT && (c) > 127)))
 
-
-static int encoding_size, entire_file, min_len, show_filename, show_loc;
+static int encoding_size, entire_file, show_filename, show_loc;
 static enum encoding_style encoding;
 static enum radix_style radix;
+static intmax_t min_len;
 
 static struct option strings_longopts[] = {
 	{ "all",		no_argument,		NULL,	'a'},
@@ -144,7 +145,10 @@ main(int argc, char **argv)
 			show_filename = 1;
 			break;
 		case 'n':
-			min_len = (int)strtoimax(optarg, (char**)NULL, 10);
+			min_len = strtoimax(optarg, (char**)NULL, 10);
+			if (min_len <= 0)
+				errx(EX_USAGE, "option -n should specify a "
+				    "positive decimal integer.");
 			break;
 		case 'o':
 			show_loc = 1;