3:19 a.m.
It is not something standard, and actually unused by libguestfs itself.
Possibly going to be used by the old virt-v2v (which was in Perl), but
never used for that either.
---
generator/perl.ml | 112 +--------------------------------------------
perl/t/900-introspection.t | 43 -----------------
2 files changed, 1 insertion(+), 154 deletions(-)
delete mode 100644 perl/t/900-introspection.t
diff --git a/generator/perl.ml b/generator/perl.ml
index ec11a04..f394a7e 100644
--- a/generator/perl.ml
+++ b/generator/perl.ml
@@ -724,8 +724,7 @@ use warnings;
# This is always 1.0, never changes, and is unrelated to the
# real libguestfs version. If you want to find the libguestfs
-# library version, use $g->version. If you want to test if
-# APIs/parameters are present, use %%guestfs_introspection.
+# library version, use $g->version.
use vars qw($VERSION);
$VERSION = '1.0';
@@ -927,88 +926,6 @@ C<$g-E<gt>feature-available>.\n\n" opt
pr "=cut\n\n";
- (* Introspection hash. *)
- pr "use vars qw(%%guestfs_introspection);\n";
- pr "%%guestfs_introspection = (\n";
- List.iter (
- fun { name = name; style = (ret, args, optargs); shortdesc = shortdesc } ->
- pr " \"%s\" => {\n" name;
- pr " ret => ";
- (match ret with
- | RErr -> pr "'void'"
- | RInt _ -> pr "'int'"
- | RBool _ -> pr "'bool'"
- | RInt64 _ -> pr "'int64'"
- | RConstString _ -> pr "'const string'"
- | RConstOptString _ -> pr "'const nullable string'"
- | RString _ -> pr "'string'"
- | RStringList _ -> pr "'string list'"
- | RHashtable _ -> pr "'hash'"
- | RStruct (_, typ) -> pr "'struct %s'" typ
- | RStructList (_, typ) -> pr "'struct %s list'" typ
- | RBufferOut _ -> pr "'buffer'"
- );
- pr ",\n";
- let pr_type i = function
- | String (PlainString, n) -> pr "[ '%s', 'string', %d
]" n i
- | String (Device, n) -> pr "[ '%s', 'string(device)', %d
]" n i
- | String (Mountable, n) -> pr "[ '%s',
'string(mountable)', %d ]" n i
- | String (Dev_or_Path, n) ->
- pr "[ '%s', 'string(dev_or_path)', %d ]" n i
- | String (Mountable_or_Path, n) ->
- pr "[ '%s', 'string(mountable_or_path)', %d ]" n i
- | String (GUID, n) -> pr "[ '%s', 'guid', %d ]" n i
- | String ((FileIn|FileOut), n) ->
- pr "[ '%s', 'string(filename)', %d ]" n i
- | String (Key, n) -> pr "[ '%s', 'string(key)', %d
]" n i
- | String (Filename, n) -> pr "[ '%s', 'string(file)', %d
]" n i
- | String (Pathname, n) -> pr "[ '%s', 'string(path)', %d
]" n i
- | BufferIn n -> pr "[ '%s', 'buffer', %d ]" n i
- | OptString n -> pr "[ '%s', 'nullable string', %d
]" n i
- | StringList (Device, n) -> pr "[ '%s', 'string(device)
list', %d ]" n i
- | StringList (Filename, n) ->
- pr "[ '%s', 'string(file) list', %d ]" n i
- | StringList (_, n) -> pr "[ '%s', 'string list', %d
]" n i
- | Bool n -> pr "[ '%s', 'bool', %d ]" n i
- | Int n -> pr "[ '%s', 'int', %d ]" n i
- | Int64 n -> pr "[ '%s', 'int64', %d ]" n i
- | Pointer (t, n) -> pr "[ '%s', 'pointer(%s)', %d ]"
n t i
- in
- pr " args => [\n";
- iteri (fun i arg ->
- pr " ";
- pr_type i arg;
- pr ",\n"
- ) args;
- pr " ],\n";
- if optargs <> [] then (
- pr " optargs => {\n";
- iteri (fun i arg ->
- pr " %s => " (name_of_argt arg);
- pr_type i arg;
- pr ",\n"
- ) (args_of_optargs optargs);
- pr " },\n";
- );
- pr " name => \"%s\",\n" name;
- pr " description => %S,\n" shortdesc;
- pr " },\n";
- ) (actions |> external_functions |> sort);
- pr ");\n\n";
-
- pr "# Add aliases to the introspection hash.\n";
- let i = ref 0 in
- List.iter (
- fun { name = name; non_c_aliases = non_c_aliases } ->
- List.iter (
- fun alias ->
- pr "my %%ielem%d = %%{$guestfs_introspection{%s}};\n" !i name;
- pr "$guestfs_introspection{%s} = \\%%ielem%d;\n" alias !i;
- incr i
- ) non_c_aliases
- ) (actions |> external_functions |> sort);
- pr "\n";
-
(* End of file. *)
pr "\
1;
@@ -1032,33 +949,6 @@ class, use the ordinary Perl UNIVERSAL method C<can(METHOD)>
print \"\\$g->set_verbose is available\\n\";
}
-Perl does not offer a way to list the arguments of a method, and
-from time to time we may add extra arguments to calls that take
-optional arguments. For this reason, we provide a global hash
-variable C<%%guestfs_introspection> which contains the arguments
-and their types for each libguestfs method. The keys of this
-hash are the method names, and the values are an hashref
-containing useful introspection information about the method
-(further fields may be added to this in future).
-
- use Sys::Guestfs;
- $Sys::Guestfs::guestfs_introspection{mkfs}
- => {
- ret => 'void', # return type
- args => [ # required arguments
- [ 'fstype', 'string', 0 ],
- [ 'device', 'string(device)', 1 ],
- ],
- optargs => { # optional arguments
- blocksize => [ 'blocksize', 'int', 0 ],
- features => [ 'features', 'string', 1 ],
- inode => [ 'inode', 'int', 2 ],
- sectorsize => [ 'sectorsize', 'int', 3 ],
- },
- name => \"mkfs\",
- description => \"make a filesystem\",
- }
-
To test if particular features are supported by the current
build, use the L</feature_available> method like the example below. Note
that the appliance must be launched first.
diff --git a/perl/t/900-introspection.t b/perl/t/900-introspection.t
deleted file mode 100644
index 0182250..0000000
--- a/perl/t/900-introspection.t
+++ /dev/null
@@ -1,43 +0,0 @@
-# libguestfs Perl bindings -*- perl -*-
-# Copyright (C) 2011 Red Hat Inc.
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-
-# Test %guestfs_introspection.
-
-use strict;
-use warnings;
-use Test::More tests => 10;
-
-use Errno;
-
-use Sys::Guestfs;
-
-my %add_drive = %{$Sys::Guestfs::guestfs_introspection{add_drive}};
-ok(1);
-
-is ($add_drive{ret}, "void");
-is ($add_drive{args}[0][0], "filename");
-is ($add_drive{args}[0][1], "string");
-is ($add_drive{args}[0][2], 0);
-
-# In libguestfs >= 1.19.19, this is an alias.
-my %add_drive_opts = %{$Sys::Guestfs::guestfs_introspection{add_drive_opts}};
-ok(1);
-
-ok (exists $add_drive_opts{optargs});
-ok (exists $add_drive_opts{optargs}->{readonly});
-is ($add_drive_opts{optargs}->{readonly}[0], "readonly");
-is ($add_drive_opts{optargs}->{readonly}[1], "bool");
--
2.9.3