1# Sed script that inserts the file called HEADER before the header entry. 2# 3# Copyright (C) 2001 Free Software Foundation, Inc. 4# Written by Bruno Haible <bruno@clisp.org>, 2001. 5# This file is free software; the Free Software Foundation gives 6# unlimited permission to use, copy, distribute, and modify it. 7# 8# At each occurrence of a line starting with "msgid ", we execute the following 9# commands. At the first occurrence, insert the file. At the following 10# occurrences, do nothing. The distinction between the first and the following 11# occurrences is achieved by looking at the hold space. 12/^msgid /{ 13x 14# Test if the hold space is empty. 15s/m/m/ 16ta 17# Yes it was empty. First occurrence. Read the file. 18r HEADER 19# Output the file's contents by reading the next line. But don't lose the 20# current line while doing this. 21g 22N 23bb 24:a 25# The hold space was nonempty. Following occurrences. Do nothing. 26x 27:b 28} 29