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authorPaul Pluzhnikov <ppluzhnikov@google.com>2015-03-08 21:55:13 -0700
committerPaul Pluzhnikov <ppluzhnikov@google.com>2015-03-08 21:55:13 -0700
commitf8ba70e9f8ad2707951882c535ea27909d8d762d (patch)
tree4c7403801ce172040c3505bf4da13f77adeb76e4 /posix
parent36103ba2f5db530bff24896dfc9076955fba3b5f (diff)
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Fix off-by-one which caused BZ #18042 and add a test for it.
Diffstat (limited to 'posix')
-rw-r--r--posix/wordexp-test.c3
-rw-r--r--posix/wordexp.c1
2 files changed, 2 insertions, 2 deletions
diff --git a/posix/wordexp-test.c b/posix/wordexp-test.c
index dfe4443cce..845407e537 100644
--- a/posix/wordexp-test.c
+++ b/posix/wordexp-test.c
@@ -234,7 +234,8 @@ struct test_case_struct
     { WRDE_CMDSUB, NULL, "$((1+`echo 1`))", WRDE_NOCMD, 0, { NULL, }, IFS },
     { WRDE_CMDSUB, NULL, "$((1+$((`echo 1`))))", WRDE_NOCMD, 0, { NULL, }, IFS },
 
-    { WRDE_SYNTAX, NULL, "${", 0, 0, { NULL, }, IFS },  /* BZ 18043  */
+    { WRDE_SYNTAX, NULL, "`\\", 0, 0, { NULL, }, IFS },  /* BZ 18042  */
+    { WRDE_SYNTAX, NULL, "${", 0, 0, { NULL, }, IFS },   /* BZ 18043  */
 
     { -1, NULL, NULL, 0, 0, { NULL, }, IFS },
   };
diff --git a/posix/wordexp.c b/posix/wordexp.c
index 1c144014b3..ae4fd72b82 100644
--- a/posix/wordexp.c
+++ b/posix/wordexp.c
@@ -2143,7 +2143,6 @@ parse_backtick (char **word, size_t *word_length, size_t *max_length,
 	      break;
 	    }
 
-	  ++(*offset);
 	  error = parse_backslash (&comm, &comm_length, &comm_maxlen, words,
 				   offset);