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charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::435; envelope-from=philmd@linaro.org; helo=mail-wr1-x435.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1677255866258100003 When iterating over a QAPISchemaEnumType, all possible values are covered. The 'default' switch case is unreachable, remove it. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Juan Quintela --- scripts/qapi/visit.py | 2 -- 1 file changed, 2 deletions(-) diff --git a/scripts/qapi/visit.py b/scripts/qapi/visit.py index 26a584ee4c..f66a31a963 100644 --- a/scripts/qapi/visit.py +++ b/scripts/qapi/visit.py @@ -159,8 +159,6 @@ def gen_visit_object_members(name: str, =20 ret +=3D var.ifcond.gen_endif() ret +=3D mcgen(''' - default: - abort(); } ''') =20 --=20 2.38.1 From nobody Wed May 15 07:54:39 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1677255478; cv=none; d=zohomail.com; s=zohoarc; b=XxSU+NWp5Tnyk64GiXGLE6xgWpTakZwOIXv9+ME2Wu5ZA/Qfupqszh+F0/jQ8R/rz5+qTv+meCXDPgRFFuaEDxLkTeZKZNXj/X/oveFjZelF6CxiqqFDsy0xh6VG+e01IgGca/fWpKLhjxxwtJWsDIN+XqaSY6UsmZPlM6P3NzA= ARC-Message-Signature: i=1; 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Fri, 24 Feb 2023 07:55:05 -0800 (PST) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Pavel Dovgalyuk , Paolo Bonzini , Michael Roth , "Dr. David Alan Gilbert" , Stefan Berger , Gerd Hoffmann , Markus Armbruster , Juan Quintela , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH 2/2] qapi: Generate enum count as definition in gen_enum_lookup() Date: Fri, 24 Feb 2023 16:54:51 +0100 Message-Id: <20230224155451.20211-3-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230224155451.20211-1-philmd@linaro.org> References: <20230224155451.20211-1-philmd@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::42b; envelope-from=philmd@linaro.org; helo=mail-wr1-x42b.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1677255479447100001 QAPI's gen_enum() generates QAPI enum values and the number of this values (as foo__MAX). The number of entries in an enum type is not part of the enumerated values, but we generate it as such. See for example: typedef enum OnOffAuto { ON_OFF_AUTO_AUTO, ON_OFF_AUTO_ON, ON_OFF_AUTO_OFF, ON_OFF_AUTO__MAX, <--------- } OnOffAuto; Instead of declaring the enum count as the last enumerated value, #define it, so it is not part of the enum. The previous example becomes: typedef enum OnOffAuto { ON_OFF_AUTO_AUTO, ON_OFF_AUTO_ON, ON_OFF_AUTO_OFF, #define ON_OFF_AUTO__MAX 3 <--------- } OnOffAuto; Since Clang enables the -Wswitch warning by default [*], remove all pointless foo__MAX cases in switch statement, in order to avoid: audio/audio.c:2231:10: error: case value not in enumerated type 'AudioForm= at' (aka 'enum AudioFormat') [-Wswitch] case AUDIO_FORMAT__MAX: ^ ui/input.c:233:14: error: case value not in enumerated type 'KeyValueKind'= (aka 'enum KeyValueKind') [-Wswitch] case KEY_VALUE_KIND__MAX: ^ ... [*] https://clang.llvm.org/docs/DiagnosticsReference.html#wswitch Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Juan Quintela Reviewed-by: Richard Henderson --- audio/audio.c | 6 ------ audio/audio_template.h | 3 --- migration/migration.c | 2 -- replay/replay-input.c | 12 ------------ scripts/qapi/types.py | 11 +++++++---- softmmu/tpm-hmp-cmds.c | 2 -- ui/input-linux.c | 4 ---- ui/input.c | 6 ------ 8 files changed, 7 insertions(+), 39 deletions(-) diff --git a/audio/audio.c b/audio/audio.c index 4290309d18..57130c44f6 100644 --- a/audio/audio.c +++ b/audio/audio.c @@ -2079,9 +2079,6 @@ void audio_create_pdos(Audiodev *dev) CASE(SPICE, spice, ); #endif CASE(WAV, wav, ); - - case AUDIODEV_DRIVER__MAX: - abort(); }; } =20 @@ -2227,9 +2224,6 @@ int audioformat_bytes_per_sample(AudioFormat fmt) case AUDIO_FORMAT_S32: case AUDIO_FORMAT_F32: return 4; - - case AUDIO_FORMAT__MAX: - ; } abort(); } diff --git a/audio/audio_template.h b/audio/audio_template.h index 42b4712acb..58e1255d7a 100644 --- a/audio/audio_template.h +++ b/audio/audio_template.h @@ -369,9 +369,6 @@ AudiodevPerDirectionOptions *glue(audio_get_pdo_, TYPE)= (Audiodev *dev) #endif case AUDIODEV_DRIVER_WAV: return dev->u.wav.TYPE; - - case AUDIODEV_DRIVER__MAX: - break; } abort(); } diff --git a/migration/migration.c b/migration/migration.c index ae2025d9d8..bdadab3b5e 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -2220,8 +2220,6 @@ bool migration_is_idle(void) case MIGRATION_STATUS_DEVICE: case MIGRATION_STATUS_WAIT_UNPLUG: return false; - case MIGRATION_STATUS__MAX: - g_assert_not_reached(); } =20 return false; diff --git a/replay/replay-input.c b/replay/replay-input.c index 1147e3d34e..c6de8e33ac 100644 --- a/replay/replay-input.c +++ b/replay/replay-input.c @@ -38,9 +38,6 @@ void replay_save_input_event(InputEvent *evt) replay_put_dword(key->key->u.qcode.data); replay_put_byte(key->down); break; - case KEY_VALUE_KIND__MAX: - /* keep gcc happy */ - break; } break; case INPUT_EVENT_KIND_BTN: @@ -58,9 +55,6 @@ void replay_save_input_event(InputEvent *evt) replay_put_dword(move->axis); replay_put_qword(move->value); break; - case INPUT_EVENT_KIND__MAX: - /* keep gcc happy */ - break; } } =20 @@ -89,9 +83,6 @@ InputEvent *replay_read_input_event(void) evt.u.key.data->key->u.qcode.data =3D (QKeyCode)replay_get_dwo= rd(); evt.u.key.data->down =3D replay_get_byte(); break; - case KEY_VALUE_KIND__MAX: - /* keep gcc happy */ - break; } break; case INPUT_EVENT_KIND_BTN: @@ -109,9 +100,6 @@ InputEvent *replay_read_input_event(void) evt.u.abs.data->axis =3D (InputAxis)replay_get_dword(); evt.u.abs.data->value =3D replay_get_qword(); break; - case INPUT_EVENT_KIND__MAX: - /* keep gcc happy */ - break; } =20 return QAPI_CLONE(InputEvent, &evt); diff --git a/scripts/qapi/types.py b/scripts/qapi/types.py index c39d054d2c..b24bcb40ad 100644 --- a/scripts/qapi/types.py +++ b/scripts/qapi/types.py @@ -86,16 +86,13 @@ def gen_enum_lookup(name: str, def gen_enum(name: str, members: List[QAPISchemaEnumMember], prefix: Optional[str] =3D None) -> str: - # append automatically generated _MAX value - enum_members =3D members + [QAPISchemaEnumMember('_MAX', None)] - ret =3D mcgen(''' =20 typedef enum %(c_name)s { ''', c_name=3Dc_name(name)) =20 - for memb in enum_members: + for memb in members: ret +=3D memb.ifcond.gen_if() ret +=3D mcgen(''' %(c_enum)s, @@ -103,6 +100,12 @@ def gen_enum(name: str, c_enum=3Dc_enum_const(name, memb.name, prefix)) ret +=3D memb.ifcond.gen_endif() =20 + ret +=3D mcgen(''' +#define %(c_name)s %(c_length)s +''', + c_name=3Dc_enum_const(name, '_MAX', prefix), + c_length=3Dlen(members)) + ret +=3D mcgen(''' } %(c_name)s; ''', diff --git a/softmmu/tpm-hmp-cmds.c b/softmmu/tpm-hmp-cmds.c index 9ed6ad6c4d..5a354cf6ac 100644 --- a/softmmu/tpm-hmp-cmds.c +++ b/softmmu/tpm-hmp-cmds.c @@ -52,8 +52,6 @@ void hmp_info_tpm(Monitor *mon, const QDict *qdict) teo =3D ti->options->u.emulator.data; monitor_printf(mon, ",chardev=3D%s", teo->chardev); break; - case TPM_TYPE__MAX: - break; } monitor_printf(mon, "\n"); c++; diff --git a/ui/input-linux.c b/ui/input-linux.c index e572a2e905..a6e7574422 100644 --- a/ui/input-linux.c +++ b/ui/input-linux.c @@ -120,10 +120,6 @@ static bool input_linux_check_toggle(InputLinux *il) return (il->keydown[KEY_LEFTCTRL] || il->keydown[KEY_RIGHTCTRL]) && il->keydown[KEY_SCROLLLOCK]; - - case GRAB_TOGGLE_KEYS__MAX: - /* avoid gcc error */ - break; } return false; } diff --git a/ui/input.c b/ui/input.c index f2d1e7a3a7..ca8f49a403 100644 --- a/ui/input.c +++ b/ui/input.c @@ -230,9 +230,6 @@ static void qemu_input_event_trace(QemuConsole *src, In= putEvent *evt) name =3D QKeyCode_str(key->key->u.qcode.data); trace_input_event_key_qcode(idx, name, key->down); break; - case KEY_VALUE_KIND__MAX: - /* keep gcc happy */ - break; } break; case INPUT_EVENT_KIND_BTN: @@ -250,9 +247,6 @@ static void qemu_input_event_trace(QemuConsole *src, In= putEvent *evt) name =3D InputAxis_str(move->axis); trace_input_event_abs(idx, name, move->value); break; - case INPUT_EVENT_KIND__MAX: - /* keep gcc happy */ - break; } } =20 --=20 2.38.1