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| 1 # Sed script that inserts the file called HEADER before the header entry. |
| 2 # |
| 3 # At each occurrence of a line starting with "msgid ", we execute the following |
| 4 # commands. At the first occurrence, insert the file. At the following |
| 5 # occurrences, do nothing. The distinction between the first and the following |
| 6 # occurrences is achieved by looking at the hold space. |
| 7 /^msgid /{ |
| 8 x |
| 9 # Test if the hold space is empty. |
| 10 s/m/m/ |
| 11 ta |
| 12 # Yes it was empty. First occurrence. Read the file. |
| 13 r HEADER |
| 14 # Output the file's contents by reading the next line. But don't lose the |
| 15 # current line while doing this. |
| 16 g |
| 17 N |
| 18 bb |
| 19 :a |
| 20 # The hold space was nonempty. Following occurrences. Do nothing. |
| 21 x |
| 22 :b |
| 23 } |
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