1 files changed, 21 insertions, 0 deletions
diff --git a/main/bzip2/bzip2-1.0.4-POSIX-shell.patch b/main/bzip2/bzip2-1.0.4-POSIX-shell.patch
new file mode 100644
index 00000000000..74f8df000b1
--- /dev/null
+++ b/main/bzip2/bzip2-1.0.4-POSIX-shell.patch
@@ -0,0 +1,21 @@
+bzgrep uses !/bin/sh but then uses the bashism ${var//} so replace those
+with calls to sed so POSIX shells work
+
+http://bugs.gentoo.org/193365
+
+--- a/bzgrep
++++ b/bzgrep
+@@ -63,10 +63,9 @@
+     bzip2 -cdfq "$i" | $grep $opt "$pat"
+     r=$?
+   else
+-    j=${i//\\/\\\\}
+-    j=${j//|/\\|}
+-    j=${j//&/\\&}
+-    j=`printf "%s" "$j" | tr '\n' ' '`
++    # the backslashes here are doubled up as we have to escape each one for the
++    # shell and then escape each one for the sed expression
++    j=`printf "%s" "${i}" | sed -e 's:\\\\:\\\\\\\\:g' -e 's:[|]:\\\\|:g' -e 's:[&]:\\\\&:g' | tr '\n' ' '`
+     bzip2 -cdfq "$i" | $grep $opt "$pat" | sed "s|^|${j}:|"
+     r=$?
+   fi