Start generating C code.

[wrappi.git] / generator / wrappi_boilerplate.ml

diff --git a/generator/wrappi_boilerplate.ml b/generator/wrappi_boilerplate.ml
new file mode 100644 (file)
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+++ b/generator/wrappi_boilerplate.ml
@@ -0,0 +1,89 @@
+(* wrappi
+ * Copyright (C) 2011 Red Hat Inc.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *)
+
+open Unix
+open Printf
+
+open Wrappi_pr
+
+let copyright_years =
+  let this_year = 1900 + (localtime (time ())).tm_year in
+  if this_year > 2011 then sprintf "2011-%04d" this_year else "2011"
+
+(* Generate a header block in a number of standard styles. *)
+type comment_style =
+  | CStyle | CPlusPlusStyle | HashStyle | OCamlStyle | HaskellStyle
+  | ErlangStyle
+type license = GPLv2plus | LGPLv2plus
+
+let generate_header comment license =
+  let inputs = [ "generator/wrappi_*.ml" ] in
+  let c = match comment with
+    | CStyle ->         pr "/* "; " *"
+    | CPlusPlusStyle -> pr "// "; "//"
+    | HashStyle ->      pr "# ";  "#"
+    | OCamlStyle ->     pr "(* "; " *"
+    | HaskellStyle ->   pr "{- "; "  "
+    | ErlangStyle ->    pr "%% "; "% " in
+  pr "wrappi generated file\n";
+  pr "%s WARNING: THIS FILE IS GENERATED FROM:\n" c;
+  List.iter (pr "%s   %s\n" c) inputs;
+  pr "%s ANY CHANGES YOU MAKE TO THIS FILE WILL BE LOST.\n" c;
+  pr "%s\n" c;
+  pr "%s Copyright (C) %s Red Hat Inc.\n" c copyright_years;
+  pr "%s\n" c;
+  (match license with
+   | GPLv2plus ->
+       pr "%s This program is free software; you can redistribute it and/or modify\n" c;
+       pr "%s it under the terms of the GNU General Public License as published by\n" c;
+       pr "%s the Free Software Foundation; either version 2 of the License, or\n" c;
+       pr "%s (at your option) any later version.\n" c;
+       pr "%s\n" c;
+       pr "%s This program is distributed in the hope that it will be useful,\n" c;
+       pr "%s but WITHOUT ANY WARRANTY; without even the implied warranty of\n" c;
+       pr "%s MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n" c;
+       pr "%s GNU General Public License for more details.\n" c;
+       pr "%s\n" c;
+       pr "%s You should have received a copy of the GNU General Public License along\n" c;
+       pr "%s with this program; if not, write to the Free Software Foundation, Inc.,\n" c;
+       pr "%s 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.\n" c;
+
+   | LGPLv2plus ->
+       pr "%s This library is free software; you can redistribute it and/or\n" c;
+       pr "%s modify it under the terms of the GNU Lesser General Public\n" c;
+       pr "%s License as published by the Free Software Foundation; either\n" c;
+       pr "%s version 2 of the License, or (at your option) any later version.\n" c;
+       pr "%s\n" c;
+       pr "%s This library is distributed in the hope that it will be useful,\n" c;
+       pr "%s but WITHOUT ANY WARRANTY; without even the implied warranty of\n" c;
+       pr "%s MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU\n" c;
+       pr "%s Lesser General Public License for more details.\n" c;
+       pr "%s\n" c;
+       pr "%s You should have received a copy of the GNU Lesser General Public\n" c;
+       pr "%s License along with this library; if not, write to the Free Software\n" c;
+       pr "%s Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n" c;
+  );
+  (match comment with
+   | CStyle -> pr " */\n"
+   | CPlusPlusStyle
+   | ErlangStyle
+   | HashStyle -> ()
+   | OCamlStyle -> pr " *)\n"
+   | HaskellStyle -> pr "-}\n"
+  );
+  pr "\n"