[Spice-devel] [PATCH v2] Use #ifdef {HAVE, USE}_FOO instead of #if {HAVE, USE}_FOO

Fabiano Fidêncio fidencio at redhat.com
Fri Feb 12 09:40:45 UTC 2016


On Thu, Feb 11, 2016 at 7:33 PM, Eduardo Lima (Etrunko)
<etrunko at redhat.com> wrote:
> On 02/11/2016 07:58 AM, Fabiano Fidêncio wrote:
>> On Thu, Feb 11, 2016 at 10:51 AM, Fabiano Fidêncio <fabiano at fidencio.org> wrote:
>>> On Thu, Feb 11, 2016 at 9:52 AM, Fabiano Fidêncio <fidencio at redhat.com> wrote:
>>>> While "#if USE_FOO" checks for the value of the variable USE_FOO,
>>>> "#ifdef" checks whether USE_FOO is defined or not.
>>>>
>>>> It means, if we had something like: #define USE_FOO 0, we would have:
>>>>  #if USE_FOO
>>>>  /* Any code in here would NOT be compiled */
>>>>  #endif
>>>>
>>>>  #ifdef USE_FOO
>>>>  /* Any code in here would be compiled */
>>>>  #endif
>>>>
>>>> No problem was faced on spice-gtk till now because either USE_FOO is not
>>>> defined or defined as 1, but let's try to have it standardized.
>>>
>>>
>>> I won't send a v3 for now, but this patch must be squashed to this
>>> commit before pushing:
>>>
>>> diff --git a/src/channel-usbredir.c b/src/channel-usbredir.c
>>> index 7948e59..11abeb0 100644
>>> --- a/src/channel-usbredir.c
>>> +++ b/src/channel-usbredir.c
>>> @@ -327,7 +327,7 @@ void spice_usbredir_channel_connect_device_async(
>>>  {
>>>      SpiceUsbredirChannelPrivate *priv = channel->priv;
>>>      GTask *task;
>>> -#if ! USE_POLKIT
>>> +#ifndef USE_POLKIT
>>>      GError *err = NULL;
>>>  #endif
>>>
>>
>> And also:
>
> Heh, whenever you declare the work finished I think it should be ok to
> push the change.

Pushed!

>
> Acked-by: Eduardo Lima (Etrunko) <etrunko at redhat.com>
>
>> diff --git a/src/spice-client-glib-usb-acl-helper.c
>> b/src/spice-client-glib-usb-acl-helper.c
>> index bc09776..3c5de05 100644
>> --- a/src/spice-client-glib-usb-acl-helper.c
>> +++ b/src/spice-client-glib-usb-acl-helper.c
>> @@ -161,7 +161,7 @@ static void cleanup(void)
>>  }
>>
>>  /* Not available in polkit < 0.101 */
>> -#if !HAVE_POLKIT_AUTHORIZATION_RESULT_GET_DISMISSED
>> +#ifndef HAVE_POLKIT_AUTHORIZATION_RESULT_GET_DISMISSED
>>  static gboolean
>>  polkit_authorization_result_get_dismissed(PolkitAuthorizationResult *result)
>>  {
>> @@ -296,7 +296,7 @@ static void stdin_read_complete(GObject *src,
>> GAsyncResult *res, gpointer data)
>>  }
>>
>>  /* Fix for polkit 0.97 and later */
>> -#if !HAVE_POLKIT_AUTHORITY_GET_SYNC
>> +#ifndef HAVE_POLKIT_AUTHORITY_GET_SYNC
>>  static PolkitAuthority *
>>  polkit_authority_get_sync (GCancellable *cancellable, GError **error)
>>  {
>>
>>>
>>>> ---
>>>>  src/channel-smartcard.c  |  2 +-
>>>>  src/channel-usbredir.c   | 14 +++++++-------
>>>>  src/spice-channel.c      | 20 ++++++++++----------
>>>>  src/spice-gtk-session.c  |  4 ++--
>>>>  src/spice-widget.c       |  2 +-
>>>>  src/usb-device-manager.c |  2 +-
>>>>  6 files changed, 22 insertions(+), 22 deletions(-)
>>>>
>>>> diff --git a/src/channel-smartcard.c b/src/channel-smartcard.c
>>>> index e2e1aad..7f3306e 100644
>>>> --- a/src/channel-smartcard.c
>>>> +++ b/src/channel-smartcard.c
>>>> @@ -244,7 +244,7 @@ smartcard_message_free(SpiceSmartcardChannelMessage *message)
>>>>      g_free(message);
>>>>  }
>>>>
>>>> -#if USE_SMARTCARD
>>>> +#ifdef USE_SMARTCARD
>>>>  static gboolean is_attached_to_server(VReader *reader)
>>>>  {
>>>>      return (vreader_get_id(reader) != (vreader_id_t)-1);
>>>> diff --git a/src/channel-usbredir.c b/src/channel-usbredir.c
>>>> index 0be72ba..2206efc 100644
>>>> --- a/src/channel-usbredir.c
>>>> +++ b/src/channel-usbredir.c
>>>> @@ -24,7 +24,7 @@
>>>>  #ifdef USE_USBREDIR
>>>>  #include <glib/gi18n.h>
>>>>  #include <usbredirhost.h>
>>>> -#if USE_POLKIT
>>>> +#ifdef USE_POLKIT
>>>>  #include "usb-acl-helper.h"
>>>>  #endif
>>>>  #include "channel-usbredir-priv.h"
>>>> @@ -57,7 +57,7 @@
>>>>
>>>>  enum SpiceUsbredirChannelState {
>>>>      STATE_DISCONNECTED,
>>>> -#if USE_POLKIT
>>>> +#ifdef USE_POLKIT
>>>>      STATE_WAITING_FOR_ACL_HELPER,
>>>>  #endif
>>>>      STATE_CONNECTED,
>>>> @@ -75,7 +75,7 @@ struct _SpiceUsbredirChannelPrivate {
>>>>      const uint8_t *read_buf;
>>>>      int read_buf_size;
>>>>      enum SpiceUsbredirChannelState state;
>>>> -#if USE_POLKIT
>>>> +#ifdef USE_POLKIT
>>>>      GSimpleAsyncResult *result;
>>>>      SpiceUsbAclHelper *acl_helper;
>>>>  #endif
>>>> @@ -241,7 +241,7 @@ static gboolean spice_usbredir_channel_open_device(
>>>>      int rc, status;
>>>>
>>>>      g_return_val_if_fail(priv->state == STATE_DISCONNECTED
>>>> -#if USE_POLKIT
>>>> +#ifdef USE_POLKIT
>>>>                           || priv->state == STATE_WAITING_FOR_ACL_HELPER
>>>>  #endif
>>>>                           , FALSE);
>>>> @@ -275,7 +275,7 @@ static gboolean spice_usbredir_channel_open_device(
>>>>      return TRUE;
>>>>  }
>>>>
>>>> -#if USE_POLKIT
>>>> +#ifdef USE_POLKIT
>>>>  static void spice_usbredir_channel_open_acl_cb(
>>>>      GObject *gobject, GAsyncResult *acl_res, gpointer user_data)
>>>>  {
>>>> @@ -358,7 +358,7 @@ void spice_usbredir_channel_connect_device_async(
>>>>      priv->device = libusb_ref_device(device);
>>>>      priv->spice_device = g_boxed_copy(spice_usb_device_get_type(),
>>>>                                        spice_device);
>>>> -#if USE_POLKIT
>>>> +#ifdef USE_POLKIT
>>>>      priv->result = result;
>>>>      priv->state  = STATE_WAITING_FOR_ACL_HELPER;
>>>>      priv->acl_helper = spice_usb_acl_helper_new();
>>>> @@ -415,7 +415,7 @@ void spice_usbredir_channel_disconnect_device(SpiceUsbredirChannel *channel)
>>>>      case STATE_DISCONNECTED:
>>>>      case STATE_DISCONNECTING:
>>>>          break;
>>>> -#if USE_POLKIT
>>>> +#ifdef USE_POLKIT
>>>>      case STATE_WAITING_FOR_ACL_HELPER:
>>>>          priv->state = STATE_DISCONNECTING;
>>>>          /* We're still waiting for the acl helper -> cancel it */
>>>> diff --git a/src/spice-channel.c b/src/spice-channel.c
>>>> index ff85715..1941b1b 100644
>>>> --- a/src/spice-channel.c
>>>> +++ b/src/spice-channel.c
>>>> @@ -119,7 +119,7 @@ static void spice_channel_init(SpiceChannel *channel)
>>>>      c->remote_common_caps = g_array_new(FALSE, TRUE, sizeof(guint32));
>>>>      spice_channel_set_common_capability(channel, SPICE_COMMON_CAP_PROTOCOL_AUTH_SELECTION);
>>>>      spice_channel_set_common_capability(channel, SPICE_COMMON_CAP_MINI_HEADER);
>>>> -#if HAVE_SASL
>>>> +#ifdef HAVE_SASL
>>>>      spice_channel_set_common_capability(channel, SPICE_COMMON_CAP_AUTH_SASL);
>>>>  #endif
>>>>      g_queue_init(&c->xmit_queue);
>>>> @@ -802,7 +802,7 @@ static void spice_channel_flush_wire(SpiceChannel *channel,
>>>>      }
>>>>  }
>>>>
>>>> -#if HAVE_SASL
>>>> +#ifdef HAVE_SASL
>>>>  /*
>>>>   * Encode all buffered data, write all encrypted data out
>>>>   * to the wire
>>>> @@ -830,7 +830,7 @@ static void spice_channel_flush_sasl(SpiceChannel *channel, const void *data, si
>>>>  /* coroutine context */
>>>>  static void spice_channel_write(SpiceChannel *channel, const void *data, size_t len)
>>>>  {
>>>> -#if HAVE_SASL
>>>> +#ifdef HAVE_SASL
>>>>      SpiceChannelPrivate *c = channel->priv;
>>>>
>>>>      if (c->sasl_conn)
>>>> @@ -932,7 +932,7 @@ reread:
>>>>      return ret;
>>>>  }
>>>>
>>>> -#if HAVE_SASL
>>>> +#ifdef HAVE_SASL
>>>>  /*
>>>>   * Read at least 1 more byte of data out of the SASL decrypted
>>>>   * data buffer, into the internal read buffer
>>>> @@ -994,7 +994,7 @@ static int spice_channel_read(SpiceChannel *channel, void *data, size_t length)
>>>>      while (len > 0) {
>>>>          if (c->has_error) return 0; /* has_error is set by disconnect(), return no error */
>>>>
>>>> -#if HAVE_SASL
>>>> +#ifdef HAVE_SASL
>>>>          if (c->sasl_conn)
>>>>              ret = spice_channel_read_sasl(channel, data, len);
>>>>          else
>>>> @@ -1268,7 +1268,7 @@ error:
>>>>      return FALSE;
>>>>  }
>>>>
>>>> -#if HAVE_SASL
>>>> +#ifdef HAVE_SASL
>>>>  /*
>>>>   * NB, keep in sync with similar method in spice/server/reds.c
>>>>   */
>>>> @@ -1795,7 +1795,7 @@ static gboolean spice_channel_recv_link_msg(SpiceChannel *channel)
>>>>      } else {
>>>>          SpiceLinkAuthMechanism auth = { 0, };
>>>>
>>>> -#if HAVE_SASL
>>>> +#ifdef HAVE_SASL
>>>>          if (spice_channel_test_common_capability(channel, SPICE_COMMON_CAP_AUTH_SASL)) {
>>>>              CHANNEL_DEBUG(channel, "Choosing SASL mechanism");
>>>>              auth.auth_mechanism = SPICE_COMMON_CAP_AUTH_SASL;
>>>> @@ -2167,7 +2167,7 @@ static void spice_channel_iterate_read(SpiceChannel *channel)
>>>>      ) { do
>>>>              spice_channel_recv_msg(channel,
>>>>                                     (handler_msg_in)SPICE_CHANNEL_GET_CLASS(channel)->handle_msg, NULL);
>>>> -#if HAVE_SASL
>>>> +#ifdef HAVE_SASL
>>>>              /* flush the sasl buffer too */
>>>>          while (c->sasl_decoded != NULL);
>>>>  #else
>>>> @@ -2632,7 +2632,7 @@ static void channel_reset(SpiceChannel *channel, gboolean migrating)
>>>>          c->connect_delayed_id = 0;
>>>>      }
>>>>
>>>> -#if HAVE_SASL
>>>> +#ifdef HAVE_SASL
>>>>      if (c->sasl_conn) {
>>>>          sasl_dispose(&c->sasl_conn);
>>>>          c->sasl_conn = NULL;
>>>> @@ -2906,7 +2906,7 @@ void spice_channel_swap(SpiceChannel *channel, SpiceChannel *swap, gboolean swap
>>>>      SWAP(common_caps);
>>>>      SWAP(remote_caps);
>>>>      SWAP(remote_common_caps);
>>>> -#if HAVE_SASL
>>>> +#ifdef HAVE_SASL
>>>>      SWAP(sasl_conn);
>>>>      SWAP(sasl_decoded);
>>>>      SWAP(sasl_decoded_length);
>>>> diff --git a/src/spice-gtk-session.c b/src/spice-gtk-session.c
>>>> index 9ea28c4..4201ee0 100644
>>>> --- a/src/spice-gtk-session.c
>>>> +++ b/src/spice-gtk-session.c
>>>> @@ -19,7 +19,7 @@
>>>>
>>>>  #include <glib.h>
>>>>
>>>> -#if HAVE_X11_XKBLIB_H
>>>> +#ifdef HAVE_X11_XKBLIB_H
>>>>  #include <X11/XKBlib.h>
>>>>  #include <gdk/gdkx.h>
>>>>  #endif
>>>> @@ -139,7 +139,7 @@ static guint32 get_keyboard_lock_modifiers(void)
>>>>          modifiers |= SPICE_INPUTS_SCROLL_LOCK;
>>>>      }
>>>>  #else
>>>> -#if HAVE_X11_XKBLIB_H
>>>> +#ifdef HAVE_X11_XKBLIB_H
>>>>      Display *x_display = NULL;
>>>>      XKeyboardState keyboard_state;
>>>>
>>>> diff --git a/src/spice-widget.c b/src/spice-widget.c
>>>> index a1a68a6..19753e7 100644
>>>> --- a/src/spice-widget.c
>>>> +++ b/src/spice-widget.c
>>>> @@ -20,7 +20,7 @@
>>>>  #include <math.h>
>>>>  #include <glib.h>
>>>>
>>>> -#if HAVE_X11_XKBLIB_H
>>>> +#ifdef HAVE_X11_XKBLIB_H
>>>>  #include <X11/XKBlib.h>
>>>>  #include <gdk/gdkx.h>
>>>>  #endif
>>>> diff --git a/src/usb-device-manager.c b/src/usb-device-manager.c
>>>> index 647edd0..6e12602 100644
>>>> --- a/src/usb-device-manager.c
>>>> +++ b/src/usb-device-manager.c
>>>> @@ -393,7 +393,7 @@ static void spice_usb_device_manager_get_property(GObject     *gobject,
>>>>          break;
>>>>      case PROP_FREE_CHANNELS: {
>>>>          int free_channels = 0;
>>>> -#if USE_USBREDIR
>>>> +#ifdef USE_USBREDIR
>>>>          int i;
>>>>          for (i = 0; i < priv->channels->len; i++) {
>>>>              SpiceUsbredirChannel *channel = g_ptr_array_index(priv->channels, i);
>>>> --
>>>> 2.5.0
>>>>
>>>> _______________________________________________
>>>> Spice-devel mailing list
>>>> Spice-devel at lists.freedesktop.org
>>>> https://lists.freedesktop.org/mailman/listinfo/spice-devel
>>>
>>>
>>>
>>> --
>>> Fabiano Fidêncio
>>
>>
>>
>
>
> --
> Eduardo de Barros Lima (Etrunko)
> Software Engineer - RedHat
> etrunko at redhat.com


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