10:57 a.m.
--
Richard Jones, Emerging Technologies, Red Hat http://et.redhat.com/~rjones
virt-p2v converts physical machines to virtual machines. Boot with a
live CD or over the network (PXE) and turn machines into Xen guests.
http://et.redhat.com/~rjones/virt-p2v
12:46 p.m.
Richard W.M. Jones wrote:
Subject: [PATCH] Work out which RStruct/RStructList structs are
really used, and how.
Thanks. That was just what I needed.
When I apply that along with the following two patches,
the four unused functions are no longer emitted.
From 71b6bb79fbae53f1f4f2465e693a2c3e9f1a6faa Mon Sep 17 00:00:00 2001
From: Jim Meyering <meyering(a)redhat.com>
Date: Fri, 14 Aug 2009 19:12:18 +0200
Subject: [PATCH libguestfs 1/2] generator.ml: factor out a function
* src/generator.ml (emit_print_list_function): New function.
---
src/generator.ml | 28 ++++++++++++++++------------
1 files changed, 16 insertions(+), 12 deletions(-)
diff --git a/src/generator.ml b/src/generator.ml
index b76f502..3dc2ae5 100755
--- a/src/generator.ml
+++ b/src/generator.ml
@@ -7445,6 +7445,21 @@ py_guestfs_close (PyObject *self, PyObject *args)
";
+ let emit_print_list_function typ =
+ pr "static PyObject *\n";
+ pr "put_%s_list (struct guestfs_%s_list *%ss)\n" typ typ typ;
+ pr "{\n";
+ pr " PyObject *list;\n";
+ pr " int i;\n";
+ pr "\n";
+ pr " list = PyList_New (%ss->len);\n" typ;
+ pr " for (i = 0; i < %ss->len; ++i)\n" typ;
+ pr " PyList_SetItem (list, i, put_%s (&%ss->val[i]));\n" typ
typ;
+ pr " return list;\n";
+ pr "};\n";
+ pr "\n"
+ in
+
(* Structures, turned into Python dictionaries. *)
List.iter (
fun (typ, cols) ->
@@ -7501,18 +7516,7 @@ py_guestfs_close (PyObject *self, PyObject *args)
pr "};\n";
pr "\n";
- pr "static PyObject *\n";
- pr "put_%s_list (struct guestfs_%s_list *%ss)\n" typ typ typ;
- pr "{\n";
- pr " PyObject *list;\n";
- pr " int i;\n";
- pr "\n";
- pr " list = PyList_New (%ss->len);\n" typ;
- pr " for (i = 0; i < %ss->len; ++i)\n" typ;
- pr " PyList_SetItem (list, i, put_%s (&%ss->val[i]));\n" typ
typ;
- pr " return list;\n";
- pr "};\n";
- pr "\n"
+ emit_print_list_function typ
) structs;
(* Python wrapper functions. *)
--
1.6.4.357.gfd68c
From bf64b6fa512012e2a15fa5b40037218b5159d659 Mon Sep 17 00:00:00 2001
From: Jim Meyering <meyering(a)redhat.com>
Date: Fri, 14 Aug 2009 19:33:35 +0200
Subject: [PATCH libguestfs 2/2] generator.ml: don't emit unused functions
* src/generator.ml: Use "rstructs_used" to emit definitions only for
put_TYPE_list functions that are used.
---
src/generator.ml | 10 +++++++++-
1 files changed, 9 insertions(+), 1 deletions(-)
diff --git a/src/generator.ml b/src/generator.ml
index 3dc2ae5..01a4436 100755
--- a/src/generator.ml
+++ b/src/generator.ml
@@ -7516,9 +7516,17 @@ py_guestfs_close (PyObject *self, PyObject *args)
pr "};\n";
pr "\n";
- emit_print_list_function typ
) structs;
+ (* Emit a put_TYPE_list function definition only if that function is used. *)
+ List.iter (
+ function
+ | typ, (RStructListOnly | RStructAndList) ->
+ (* generate the function for typ *)
+ emit_print_list_function typ
+ | typ, _ -> () (* empty *)
+ ) rstructs_used;
+
(* Python wrapper functions. *)
List.iter (
fun (name, style, _, _, _, _, _) ->
--
1.6.4.357.gfd68c
1:28 p.m.
On Fri, Aug 14, 2009 at 07:46:25PM +0200, Jim Meyering wrote:
Richard W.M. Jones wrote:
> Subject: [PATCH] Work out which RStruct/RStructList structs are really used, and
how.
Thanks. That was just what I needed.
When I apply that along with the following two patches,
the four unused functions are no longer emitted.
Yup, patch looks good, ACK.
Rich.
--
Richard Jones, Emerging Technologies, Red Hat http://et.redhat.com/~rjones
New in Fedora 11: Fedora Windows cross-compiler. Compile Windows
programs, test, and build Windows installers. Over 70 libraries supprt'd
http://fedoraproject.org/wiki/MinGW http://www.annexia.org/fedora_mingw
1:29 p.m.
On Fri, Aug 14, 2009 at 07:46:25PM +0200, Jim Meyering wrote:
+ let emit_print_list_function typ =
+ pr "static PyObject *\n";
+ pr "put_%s_list (struct guestfs_%s_list *%ss)\n" typ typ typ;
Actually I guess the OCaml function should be called
emit_put_list_function ...
Rich.
--
Richard Jones, Emerging Technologies, Red Hat http://et.redhat.com/~rjones
New in Fedora 11: Fedora Windows cross-compiler. Compile Windows
programs, test, and build Windows installers. Over 70 libraries supprt'd
http://fedoraproject.org/wiki/MinGW http://www.annexia.org/fedora_mingw
1:58 p.m.
Richard W.M. Jones wrote:
On Fri, Aug 14, 2009 at 07:46:25PM +0200, Jim Meyering wrote:
> + let emit_print_list_function typ =
> + pr "static PyObject *\n";
> + pr "put_%s_list (struct guestfs_%s_list *%ss)\n" typ typ typ;
Actually I guess the OCaml function should be called
emit_put_list_function ...
I chose the more generic name, but that's fine, too.
Adjusted. Will push as soon as you've pushed the prereq cset.
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