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#!/bin/sh
[ -z "$1" ] && echo "$0: Missing input file" && exit
[ -z "$2" ] && echo "$0: Missing output file" && exit
input=$1
output=$2
awk 'BEGIN {
print("#include \"parse/tiger-driver.hh\"");
print("");
print("namespace parse");
print("{");
print(" const char* TigerDriver::prelude () const");
print(" {");
print(" return");
printf("R\"(");
}
/^#(<<|>>)/ {
next;
}
{
print($0);
}
END {
print(")\";");
print(" }");
print("} // namespace parse");
}' "$input" > "$output".tmp
mv "$output".tmp "$output"
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