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#!/bin/awk -f
#
# UnixCW - Unix CW (Morse code) training program
# Copyright (C) 2001 Simon Baldwin (simonb@caldera.com)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
#
# AWK script to replicate just the include() function of m4. This avoids
# the need for a full m4 binary; overkill for what we really need.
#
# Catch 'include(...)' special lines
/^[[:space:]]*include\([^\)]*\)[[:space:]]*$/ {
# Find the name of the file being included.
file = $0
sub(/^[[:space:]]*include\(/, "", file)
sub(/\)[[:space:]]*$/, "", file)
# Read in each line of the file, and print it out.
while ((status=getline line <file) > 0)
print line
close (file)
# Check for read or general getline error.
if (status != 0)
{
printf ("Error reading file %s: %s\n", file, ERRNO) | "cat 1>&2"
exit 1
}
next
}
# Pass unchanged all lines that don't look like 'include(...)'
{
print $0
}
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