Hideki IWAMOTO writes:

Current `tr' implementation has a problem, if `plain char' is signed.

[current cvs version]

>echo a | _install/usr/bin/tr '\0' '\377'
Segmentation fault (core dumped)

[patched version]

>echo a | _install/usr/bin/tr '\0' '\377'
a


git-svn-id: svn://busybox.net/trunk/busybox@8624 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 2 insertions, 2 deletions

diff --git a/coreutils/tr.c b/coreutils/tr.c
index 4e69dc89c..958fc80b8 100644
--- a/coreutils/tr.c
+++ b/coreutils/tr.c
@@ -202,9 +202,9 @@ extern int tr_main(int argc, char **argv)
                         map(input, input_length, output, output_length);
                 }
                 for (i = 0; i < input_length; i++)
-                        invec[(int)input[i]] = TRUE;
+                        invec[(unsigned char)input[i]] = TRUE;
                 for (i = 0; i < output_length; i++)
-                        outvec[(int)output[i]] = TRUE;
+                        outvec[(unsigned char)output[i]] = TRUE;
         }
         convert();
         return (0);