diff options
Diffstat (limited to 'app-shells/bash/files/bash-2.05b-empty-herestring.patch')
-rw-r--r-- | app-shells/bash/files/bash-2.05b-empty-herestring.patch | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/app-shells/bash/files/bash-2.05b-empty-herestring.patch b/app-shells/bash/files/bash-2.05b-empty-herestring.patch new file mode 100644 index 0000000..62e231c --- /dev/null +++ b/app-shells/bash/files/bash-2.05b-empty-herestring.patch @@ -0,0 +1,27 @@ +################################################################### +# Added by Tavis Ormandy <taviso@gentoo.org> 01/05/2003 +# Reproduce with +# +# $ xargs <<< ${EMTPY_VARIABLE} +# Segmentation fault. +# +# note: bash will still give you a "\n" with this patch, but this is +# standard behaviour, if you need proof: +# +# $ wc -l <<< "" +############################### +diff -u bash-2.05b.orig/redir.c bash-2.05b/redir.c +--- bash-2.05b.orig/redir.c 2002-03-12 20:27:38.000000000 +0000 ++++ bash-2.05b/redir.c 2003-05-01 13:04:07.000000000 +0100 +@@ -263,8 +263,10 @@ + int herelen, n, e; + + herestr = expand_string_to_string (redirectee->word, 0); +- herelen = strlen (herestr); + ++ /* verify string wasnt empty */ ++ herelen = (herestr == NULL) ? 0 : strlen (herestr); ++ + n = write (fd, herestr, herelen); + if (n == herelen) + { |