From d2bb9e9729bbdeb396817c2335c4fafbf5ac94a2 Mon Sep 17 00:00:00 2001 From: Alexandre Bouvier Date: Fri, 3 Nov 2023 19:27:08 +0100 Subject: cmake: prefer system gamemode library --- externals/CMakeLists.txt | 6 +- externals/gamemode/CMakeLists.txt | 11 - externals/gamemode/gamemode_client.h | 376 ++++++++++++++++++++++++++ externals/gamemode/include/gamemode_client.h | 379 --------------------------- 4 files changed, 380 insertions(+), 392 deletions(-) delete mode 100644 externals/gamemode/CMakeLists.txt create mode 100644 externals/gamemode/gamemode_client.h delete mode 100644 externals/gamemode/include/gamemode_client.h (limited to 'externals') diff --git a/externals/CMakeLists.txt b/externals/CMakeLists.txt index 04007a538..407c5c640 100644 --- a/externals/CMakeLists.txt +++ b/externals/CMakeLists.txt @@ -193,8 +193,10 @@ if (ANDROID) endif() endif() -if (UNIX AND NOT APPLE) - add_subdirectory(gamemode) +if (UNIX AND NOT APPLE AND NOT TARGET gamemode::headers) + add_library(gamemode INTERFACE) + target_include_directories(gamemode INTERFACE gamemode) + add_library(gamemode::headers ALIAS gamemode) endif() # Breakpad diff --git a/externals/gamemode/CMakeLists.txt b/externals/gamemode/CMakeLists.txt deleted file mode 100644 index 87095642e..000000000 --- a/externals/gamemode/CMakeLists.txt +++ /dev/null @@ -1,11 +0,0 @@ -# SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project -# SPDX-License-Identifier: GPL-3.0-or-later - -project(gamemode LANGUAGES CXX C) - -add_library(gamemode include/gamemode_client.h) - -target_link_libraries(gamemode PRIVATE common) - -target_include_directories(gamemode PUBLIC include) -set_target_properties(gamemode PROPERTIES LINKER_LANGUAGE C) diff --git a/externals/gamemode/gamemode_client.h b/externals/gamemode/gamemode_client.h new file mode 100644 index 000000000..b9f64fe46 --- /dev/null +++ b/externals/gamemode/gamemode_client.h @@ -0,0 +1,376 @@ +/* + +Copyright (c) 2017-2019, Feral Interactive +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + * Neither the name of Feral Interactive nor the names of its contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE +LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +POSSIBILITY OF SUCH DAMAGE. + + */ +#ifndef CLIENT_GAMEMODE_H +#define CLIENT_GAMEMODE_H +/* + * GameMode supports the following client functions + * Requests are refcounted in the daemon + * + * int gamemode_request_start() - Request gamemode starts + * 0 if the request was sent successfully + * -1 if the request failed + * + * int gamemode_request_end() - Request gamemode ends + * 0 if the request was sent successfully + * -1 if the request failed + * + * GAMEMODE_AUTO can be defined to make the above two functions apply during static init and + * destruction, as appropriate. In this configuration, errors will be printed to stderr + * + * int gamemode_query_status() - Query the current status of gamemode + * 0 if gamemode is inactive + * 1 if gamemode is active + * 2 if gamemode is active and this client is registered + * -1 if the query failed + * + * int gamemode_request_start_for(pid_t pid) - Request gamemode starts for another process + * 0 if the request was sent successfully + * -1 if the request failed + * -2 if the request was rejected + * + * int gamemode_request_end_for(pid_t pid) - Request gamemode ends for another process + * 0 if the request was sent successfully + * -1 if the request failed + * -2 if the request was rejected + * + * int gamemode_query_status_for(pid_t pid) - Query status of gamemode for another process + * 0 if gamemode is inactive + * 1 if gamemode is active + * 2 if gamemode is active and this client is registered + * -1 if the query failed + * + * const char* gamemode_error_string() - Get an error string + * returns a string describing any of the above errors + * + * Note: All the above requests can be blocking - dbus requests can and will block while the daemon + * handles the request. It is not recommended to make these calls in performance critical code + */ + +#include +#include + +#include +#include + +#include + +#include + +static char internal_gamemode_client_error_string[512] = { 0 }; + +/** + * Load libgamemode dynamically to dislodge us from most dependencies. + * This allows clients to link and/or use this regardless of runtime. + * See SDL2 for an example of the reasoning behind this in terms of + * dynamic versioning as well. + */ +static volatile int internal_libgamemode_loaded = 1; + +/* Typedefs for the functions to load */ +typedef int (*api_call_return_int)(void); +typedef const char *(*api_call_return_cstring)(void); +typedef int (*api_call_pid_return_int)(pid_t); + +/* Storage for functors */ +static api_call_return_int REAL_internal_gamemode_request_start = NULL; +static api_call_return_int REAL_internal_gamemode_request_end = NULL; +static api_call_return_int REAL_internal_gamemode_query_status = NULL; +static api_call_return_cstring REAL_internal_gamemode_error_string = NULL; +static api_call_pid_return_int REAL_internal_gamemode_request_start_for = NULL; +static api_call_pid_return_int REAL_internal_gamemode_request_end_for = NULL; +static api_call_pid_return_int REAL_internal_gamemode_query_status_for = NULL; + +/** + * Internal helper to perform the symbol binding safely. + * + * Returns 0 on success and -1 on failure + */ +__attribute__((always_inline)) static inline int internal_bind_libgamemode_symbol( + void *handle, const char *name, void **out_func, size_t func_size, bool required) +{ + void *symbol_lookup = NULL; + char *dl_error = NULL; + + /* Safely look up the symbol */ + symbol_lookup = dlsym(handle, name); + dl_error = dlerror(); + if (required && (dl_error || !symbol_lookup)) { + snprintf(internal_gamemode_client_error_string, + sizeof(internal_gamemode_client_error_string), + "dlsym failed - %s", + dl_error); + return -1; + } + + /* Have the symbol correctly, copy it to make it usable */ + memcpy(out_func, &symbol_lookup, func_size); + return 0; +} + +/** + * Loads libgamemode and needed functions + * + * Returns 0 on success and -1 on failure + */ +__attribute__((always_inline)) static inline int internal_load_libgamemode(void) +{ + /* We start at 1, 0 is a success and -1 is a fail */ + if (internal_libgamemode_loaded != 1) { + return internal_libgamemode_loaded; + } + + /* Anonymous struct type to define our bindings */ + struct binding { + const char *name; + void **functor; + size_t func_size; + bool required; + } bindings[] = { + { "real_gamemode_request_start", + (void **)&REAL_internal_gamemode_request_start, + sizeof(REAL_internal_gamemode_request_start), + true }, + { "real_gamemode_request_end", + (void **)&REAL_internal_gamemode_request_end, + sizeof(REAL_internal_gamemode_request_end), + true }, + { "real_gamemode_query_status", + (void **)&REAL_internal_gamemode_query_status, + sizeof(REAL_internal_gamemode_query_status), + false }, + { "real_gamemode_error_string", + (void **)&REAL_internal_gamemode_error_string, + sizeof(REAL_internal_gamemode_error_string), + true }, + { "real_gamemode_request_start_for", + (void **)&REAL_internal_gamemode_request_start_for, + sizeof(REAL_internal_gamemode_request_start_for), + false }, + { "real_gamemode_request_end_for", + (void **)&REAL_internal_gamemode_request_end_for, + sizeof(REAL_internal_gamemode_request_end_for), + false }, + { "real_gamemode_query_status_for", + (void **)&REAL_internal_gamemode_query_status_for, + sizeof(REAL_internal_gamemode_query_status_for), + false }, + }; + + void *libgamemode = NULL; + + /* Try and load libgamemode */ + libgamemode = dlopen("libgamemode.so.0", RTLD_NOW); + if (!libgamemode) { + /* Attempt to load unversioned library for compatibility with older + * versions (as of writing, there are no ABI changes between the two - + * this may need to change if ever ABI-breaking changes are made) */ + libgamemode = dlopen("libgamemode.so", RTLD_NOW); + if (!libgamemode) { + snprintf(internal_gamemode_client_error_string, + sizeof(internal_gamemode_client_error_string), + "dlopen failed - %s", + dlerror()); + internal_libgamemode_loaded = -1; + return -1; + } + } + + /* Attempt to bind all symbols */ + for (size_t i = 0; i < sizeof(bindings) / sizeof(bindings[0]); i++) { + struct binding *binder = &bindings[i]; + + if (internal_bind_libgamemode_symbol(libgamemode, + binder->name, + binder->functor, + binder->func_size, + binder->required)) { + internal_libgamemode_loaded = -1; + return -1; + }; + } + + /* Success */ + internal_libgamemode_loaded = 0; + return 0; +} + +/** + * Redirect to the real libgamemode + */ +__attribute__((always_inline)) static inline const char *gamemode_error_string(void) +{ + /* If we fail to load the system gamemode, or we have an error string already, return our error + * string instead of diverting to the system version */ + if (internal_load_libgamemode() < 0 || internal_gamemode_client_error_string[0] != '\0') { + return internal_gamemode_client_error_string; + } + + /* Assert for static analyser that the function is not NULL */ + assert(REAL_internal_gamemode_error_string != NULL); + + return REAL_internal_gamemode_error_string(); +} + +/** + * Redirect to the real libgamemode + * Allow automatically requesting game mode + * Also prints errors as they happen. + */ +#ifdef GAMEMODE_AUTO +__attribute__((constructor)) +#else +__attribute__((always_inline)) static inline +#endif +int gamemode_request_start(void) +{ + /* Need to load gamemode */ + if (internal_load_libgamemode() < 0) { +#ifdef GAMEMODE_AUTO + fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string()); +#endif + return -1; + } + + /* Assert for static analyser that the function is not NULL */ + assert(REAL_internal_gamemode_request_start != NULL); + + if (REAL_internal_gamemode_request_start() < 0) { +#ifdef GAMEMODE_AUTO + fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string()); +#endif + return -1; + } + + return 0; +} + +/* Redirect to the real libgamemode */ +#ifdef GAMEMODE_AUTO +__attribute__((destructor)) +#else +__attribute__((always_inline)) static inline +#endif +int gamemode_request_end(void) +{ + /* Need to load gamemode */ + if (internal_load_libgamemode() < 0) { +#ifdef GAMEMODE_AUTO + fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string()); +#endif + return -1; + } + + /* Assert for static analyser that the function is not NULL */ + assert(REAL_internal_gamemode_request_end != NULL); + + if (REAL_internal_gamemode_request_end() < 0) { +#ifdef GAMEMODE_AUTO + fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string()); +#endif + return -1; + } + + return 0; +} + +/* Redirect to the real libgamemode */ +__attribute__((always_inline)) static inline int gamemode_query_status(void) +{ + /* Need to load gamemode */ + if (internal_load_libgamemode() < 0) { + return -1; + } + + if (REAL_internal_gamemode_query_status == NULL) { + snprintf(internal_gamemode_client_error_string, + sizeof(internal_gamemode_client_error_string), + "gamemode_query_status missing (older host?)"); + return -1; + } + + return REAL_internal_gamemode_query_status(); +} + +/* Redirect to the real libgamemode */ +__attribute__((always_inline)) static inline int gamemode_request_start_for(pid_t pid) +{ + /* Need to load gamemode */ + if (internal_load_libgamemode() < 0) { + return -1; + } + + if (REAL_internal_gamemode_request_start_for == NULL) { + snprintf(internal_gamemode_client_error_string, + sizeof(internal_gamemode_client_error_string), + "gamemode_request_start_for missing (older host?)"); + return -1; + } + + return REAL_internal_gamemode_request_start_for(pid); +} + +/* Redirect to the real libgamemode */ +__attribute__((always_inline)) static inline int gamemode_request_end_for(pid_t pid) +{ + /* Need to load gamemode */ + if (internal_load_libgamemode() < 0) { + return -1; + } + + if (REAL_internal_gamemode_request_end_for == NULL) { + snprintf(internal_gamemode_client_error_string, + sizeof(internal_gamemode_client_error_string), + "gamemode_request_end_for missing (older host?)"); + return -1; + } + + return REAL_internal_gamemode_request_end_for(pid); +} + +/* Redirect to the real libgamemode */ +__attribute__((always_inline)) static inline int gamemode_query_status_for(pid_t pid) +{ + /* Need to load gamemode */ + if (internal_load_libgamemode() < 0) { + return -1; + } + + if (REAL_internal_gamemode_query_status_for == NULL) { + snprintf(internal_gamemode_client_error_string, + sizeof(internal_gamemode_client_error_string), + "gamemode_query_status_for missing (older host?)"); + return -1; + } + + return REAL_internal_gamemode_query_status_for(pid); +} + +#endif // CLIENT_GAMEMODE_H diff --git a/externals/gamemode/include/gamemode_client.h b/externals/gamemode/include/gamemode_client.h deleted file mode 100644 index 184812334..000000000 --- a/externals/gamemode/include/gamemode_client.h +++ /dev/null @@ -1,379 +0,0 @@ -// SPDX-FileCopyrightText: Copyright 2017-2019 Feral Interactive -// SPDX-License-Identifier: BSD-3-Clause - -/* - -Copyright (c) 2017-2019, Feral Interactive -All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: - - * Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - * Neither the name of Feral Interactive nor the names of its contributors - may be used to endorse or promote products derived from this software - without specific prior written permission. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE -LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -POSSIBILITY OF SUCH DAMAGE. - - */ -#ifndef CLIENT_GAMEMODE_H -#define CLIENT_GAMEMODE_H -/* - * GameMode supports the following client functions - * Requests are refcounted in the daemon - * - * int gamemode_request_start() - Request gamemode starts - * 0 if the request was sent successfully - * -1 if the request failed - * - * int gamemode_request_end() - Request gamemode ends - * 0 if the request was sent successfully - * -1 if the request failed - * - * GAMEMODE_AUTO can be defined to make the above two functions apply during static init and - * destruction, as appropriate. In this configuration, errors will be printed to stderr - * - * int gamemode_query_status() - Query the current status of gamemode - * 0 if gamemode is inactive - * 1 if gamemode is active - * 2 if gamemode is active and this client is registered - * -1 if the query failed - * - * int gamemode_request_start_for(pid_t pid) - Request gamemode starts for another process - * 0 if the request was sent successfully - * -1 if the request failed - * -2 if the request was rejected - * - * int gamemode_request_end_for(pid_t pid) - Request gamemode ends for another process - * 0 if the request was sent successfully - * -1 if the request failed - * -2 if the request was rejected - * - * int gamemode_query_status_for(pid_t pid) - Query status of gamemode for another process - * 0 if gamemode is inactive - * 1 if gamemode is active - * 2 if gamemode is active and this client is registered - * -1 if the query failed - * - * const char* gamemode_error_string() - Get an error string - * returns a string describing any of the above errors - * - * Note: All the above requests can be blocking - dbus requests can and will block while the daemon - * handles the request. It is not recommended to make these calls in performance critical code - */ - -#include -#include - -#include -#include - -#include - -#include - -static char internal_gamemode_client_error_string[512] = { 0 }; - -/** - * Load libgamemode dynamically to dislodge us from most dependencies. - * This allows clients to link and/or use this regardless of runtime. - * See SDL2 for an example of the reasoning behind this in terms of - * dynamic versioning as well. - */ -static volatile int internal_libgamemode_loaded = 1; - -/* Typedefs for the functions to load */ -typedef int (*api_call_return_int)(void); -typedef const char *(*api_call_return_cstring)(void); -typedef int (*api_call_pid_return_int)(pid_t); - -/* Storage for functors */ -static api_call_return_int REAL_internal_gamemode_request_start = NULL; -static api_call_return_int REAL_internal_gamemode_request_end = NULL; -static api_call_return_int REAL_internal_gamemode_query_status = NULL; -static api_call_return_cstring REAL_internal_gamemode_error_string = NULL; -static api_call_pid_return_int REAL_internal_gamemode_request_start_for = NULL; -static api_call_pid_return_int REAL_internal_gamemode_request_end_for = NULL; -static api_call_pid_return_int REAL_internal_gamemode_query_status_for = NULL; - -/** - * Internal helper to perform the symbol binding safely. - * - * Returns 0 on success and -1 on failure - */ -__attribute__((always_inline)) static inline int internal_bind_libgamemode_symbol( - void *handle, const char *name, void **out_func, size_t func_size, bool required) -{ - void *symbol_lookup = NULL; - char *dl_error = NULL; - - /* Safely look up the symbol */ - symbol_lookup = dlsym(handle, name); - dl_error = dlerror(); - if (required && (dl_error || !symbol_lookup)) { - snprintf(internal_gamemode_client_error_string, - sizeof(internal_gamemode_client_error_string), - "dlsym failed - %s", - dl_error); - return -1; - } - - /* Have the symbol correctly, copy it to make it usable */ - memcpy(out_func, &symbol_lookup, func_size); - return 0; -} - -/** - * Loads libgamemode and needed functions - * - * Returns 0 on success and -1 on failure - */ -__attribute__((always_inline)) static inline int internal_load_libgamemode(void) -{ - /* We start at 1, 0 is a success and -1 is a fail */ - if (internal_libgamemode_loaded != 1) { - return internal_libgamemode_loaded; - } - - /* Anonymous struct type to define our bindings */ - struct binding { - const char *name; - void **functor; - size_t func_size; - bool required; - } bindings[] = { - { "real_gamemode_request_start", - (void **)&REAL_internal_gamemode_request_start, - sizeof(REAL_internal_gamemode_request_start), - true }, - { "real_gamemode_request_end", - (void **)&REAL_internal_gamemode_request_end, - sizeof(REAL_internal_gamemode_request_end), - true }, - { "real_gamemode_query_status", - (void **)&REAL_internal_gamemode_query_status, - sizeof(REAL_internal_gamemode_query_status), - false }, - { "real_gamemode_error_string", - (void **)&REAL_internal_gamemode_error_string, - sizeof(REAL_internal_gamemode_error_string), - true }, - { "real_gamemode_request_start_for", - (void **)&REAL_internal_gamemode_request_start_for, - sizeof(REAL_internal_gamemode_request_start_for), - false }, - { "real_gamemode_request_end_for", - (void **)&REAL_internal_gamemode_request_end_for, - sizeof(REAL_internal_gamemode_request_end_for), - false }, - { "real_gamemode_query_status_for", - (void **)&REAL_internal_gamemode_query_status_for, - sizeof(REAL_internal_gamemode_query_status_for), - false }, - }; - - void *libgamemode = NULL; - - /* Try and load libgamemode */ - libgamemode = dlopen("libgamemode.so.0", RTLD_NOW); - if (!libgamemode) { - /* Attempt to load unversioned library for compatibility with older - * versions (as of writing, there are no ABI changes between the two - - * this may need to change if ever ABI-breaking changes are made) */ - libgamemode = dlopen("libgamemode.so", RTLD_NOW); - if (!libgamemode) { - snprintf(internal_gamemode_client_error_string, - sizeof(internal_gamemode_client_error_string), - "dlopen failed - %s", - dlerror()); - internal_libgamemode_loaded = -1; - return -1; - } - } - - /* Attempt to bind all symbols */ - for (size_t i = 0; i < sizeof(bindings) / sizeof(bindings[0]); i++) { - struct binding *binder = &bindings[i]; - - if (internal_bind_libgamemode_symbol(libgamemode, - binder->name, - binder->functor, - binder->func_size, - binder->required)) { - internal_libgamemode_loaded = -1; - return -1; - }; - } - - /* Success */ - internal_libgamemode_loaded = 0; - return 0; -} - -/** - * Redirect to the real libgamemode - */ -__attribute__((always_inline)) static inline const char *gamemode_error_string(void) -{ - /* If we fail to load the system gamemode, or we have an error string already, return our error - * string instead of diverting to the system version */ - if (internal_load_libgamemode() < 0 || internal_gamemode_client_error_string[0] != '\0') { - return internal_gamemode_client_error_string; - } - - /* Assert for static analyser that the function is not NULL */ - assert(REAL_internal_gamemode_error_string != NULL); - - return REAL_internal_gamemode_error_string(); -} - -/** - * Redirect to the real libgamemode - * Allow automatically requesting game mode - * Also prints errors as they happen. - */ -#ifdef GAMEMODE_AUTO -__attribute__((constructor)) -#else -__attribute__((always_inline)) static inline -#endif -int gamemode_request_start(void) -{ - /* Need to load gamemode */ - if (internal_load_libgamemode() < 0) { -#ifdef GAMEMODE_AUTO - fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string()); -#endif - return -1; - } - - /* Assert for static analyser that the function is not NULL */ - assert(REAL_internal_gamemode_request_start != NULL); - - if (REAL_internal_gamemode_request_start() < 0) { -#ifdef GAMEMODE_AUTO - fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string()); -#endif - return -1; - } - - return 0; -} - -/* Redirect to the real libgamemode */ -#ifdef GAMEMODE_AUTO -__attribute__((destructor)) -#else -__attribute__((always_inline)) static inline -#endif -int gamemode_request_end(void) -{ - /* Need to load gamemode */ - if (internal_load_libgamemode() < 0) { -#ifdef GAMEMODE_AUTO - fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string()); -#endif - return -1; - } - - /* Assert for static analyser that the function is not NULL */ - assert(REAL_internal_gamemode_request_end != NULL); - - if (REAL_internal_gamemode_request_end() < 0) { -#ifdef GAMEMODE_AUTO - fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string()); -#endif - return -1; - } - - return 0; -} - -/* Redirect to the real libgamemode */ -__attribute__((always_inline)) static inline int gamemode_query_status(void) -{ - /* Need to load gamemode */ - if (internal_load_libgamemode() < 0) { - return -1; - } - - if (REAL_internal_gamemode_query_status == NULL) { - snprintf(internal_gamemode_client_error_string, - sizeof(internal_gamemode_client_error_string), - "gamemode_query_status missing (older host?)"); - return -1; - } - - return REAL_internal_gamemode_query_status(); -} - -/* Redirect to the real libgamemode */ -__attribute__((always_inline)) static inline int gamemode_request_start_for(pid_t pid) -{ - /* Need to load gamemode */ - if (internal_load_libgamemode() < 0) { - return -1; - } - - if (REAL_internal_gamemode_request_start_for == NULL) { - snprintf(internal_gamemode_client_error_string, - sizeof(internal_gamemode_client_error_string), - "gamemode_request_start_for missing (older host?)"); - return -1; - } - - return REAL_internal_gamemode_request_start_for(pid); -} - -/* Redirect to the real libgamemode */ -__attribute__((always_inline)) static inline int gamemode_request_end_for(pid_t pid) -{ - /* Need to load gamemode */ - if (internal_load_libgamemode() < 0) { - return -1; - } - - if (REAL_internal_gamemode_request_end_for == NULL) { - snprintf(internal_gamemode_client_error_string, - sizeof(internal_gamemode_client_error_string), - "gamemode_request_end_for missing (older host?)"); - return -1; - } - - return REAL_internal_gamemode_request_end_for(pid); -} - -/* Redirect to the real libgamemode */ -__attribute__((always_inline)) static inline int gamemode_query_status_for(pid_t pid) -{ - /* Need to load gamemode */ - if (internal_load_libgamemode() < 0) { - return -1; - } - - if (REAL_internal_gamemode_query_status_for == NULL) { - snprintf(internal_gamemode_client_error_string, - sizeof(internal_gamemode_client_error_string), - "gamemode_query_status_for missing (older host?)"); - return -1; - } - - return REAL_internal_gamemode_query_status_for(pid); -} - -#endif // CLIENT_GAMEMODE_H -- cgit v1.2.3