# Sed script that remove the POT-Creation-Date line in the header entry | |
# from a POT file. | |
# | |
# The distinction between the first and the following occurrences of the | |
# pattern is achieved by looking at the hold space. | |
/^"POT-Creation-Date: .*"$/{ | |
x | |
# Test if the hold space is empty. | |
s/P/P/ | |
ta | |
# Yes it was empty. First occurrence. Remove the line. | |
g | |
d | |
bb | |
:a | |
# The hold space was nonempty. Following occurrences. Do nothing. | |
x | |
:b | |
} |