New addln script adds lines to PKGBUILD funcs. Fix perlbrew's license.

The LICENSE file had to be copied to the standard location. This
required the new addln script to be created.

1 files changed, 21 insertions, 0 deletions

diff --git a/bin/addln b/bin/addln
new file mode 100755
index 0000000..6a39dbd
--- /dev/null
+++ b/bin/addln
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+if [ $# -lt 1 ] ; then
+    cat 1>&2 <<EOF
+Usage: addln [PKGBUILD function] [line of bash]
+
+Reads the PKGBUILD from standard input, adding a line at the end of the
+specified bash function. The line can be empty to just add a newline.
+EOF
+    exit 1
+fi
+
+fname=$1
+shift
+
+awk -v fname="$fname" -v line="$*" '
+match($0, "^[ \\t]*" fname "\\(\\)") { active = 1 }
+active && match($0, /^[ ]+/) { indent = substr($0, 1, RLENGTH) }
+active && /^}/ { active = 0; print indent "" line }
+1
+'