add: added projectsHEADmain

1 files changed, 31 insertions, 0 deletions

diff --git a/tiger-compiler/src/parse/generate-prelude.sh b/tiger-compiler/src/parse/generate-prelude.sh
new file mode 100755
index 0000000..d81d28b
--- /dev/null
+++ b/tiger-compiler/src/parse/generate-prelude.sh
@@ -0,0 +1,31 @@
+#!/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"