From patchwork Tue Oct 18 16:53:04 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anton Khirnov X-Patchwork-Id: 38806 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a05:6a20:4a86:b0:9d:28a3:170e with SMTP id fn6csp2206674pzb; Tue, 18 Oct 2022 09:54:31 -0700 (PDT) X-Google-Smtp-Source: AMsMyM5aNvRr12FA0bCGvvCM5OQCv2flTri6RpX6jo4gN1QwNEgT0ktzWw1y+/e6Aht19C4OK77z X-Received: by 2002:a17:907:2bd4:b0:78d:48c9:29b0 with SMTP id gv20-20020a1709072bd400b0078d48c929b0mr3102587ejc.562.1666112071281; Tue, 18 Oct 2022 09:54:31 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1666112071; cv=none; d=google.com; s=arc-20160816; b=asouuWBHgQ0Tto13Jfc0PNTS16P0RpuPTbW+jrmzaa0OZNYtC7EWm2Cnt7LCz0TsoL fb+iDjxVVAivFxv1NZufE76/Iws7EZ0XTMaMDxCYithgGSbvPCvqrpO1c7/LCmwQy+Q/ ncLlNa0MG0v17LHFOztwVmKvu6eiktz5QX2omKhsCUBD9UpArKH+iydYbsDmq870om0w 1EZYjnhVrKjM/xtKNhhtcjS0/6R4JG3q6ffRc1Ev9ylcy5jUgcujLVmm+Lyn/b0VaGNw 5VwyYbzqzJb9Tv3YF+Tew2O1UAaUSkp0VNc/L/CGcIOHhkK5hfyH+8J6bu5NqAr7I4ob t1aQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:content-transfer-encoding:reply-to:list-subscribe :list-help:list-post:list-archive:list-unsubscribe:list-id :precedence:subject:mime-version:message-id:date:to:from :delivered-to; bh=/VWOW9HfR6DIAl50atWDpbrqAULpU2/X4GmPNoYMyEQ=; b=JHvaOD5FapwMtdsFRt4HHKQ0vtBPfNJZGD/yZhb3XZPEtdWOdflav7v3XJDPjWRzhh OF74ku5LNCa5bnrf8+722JqbToyciDZUL/6RX/bID6pw0VibP89cAgWunGBs6o5S6BEK 2/YAwxZSQ4StxtqiVHHnJBfCI1iXTm2bLrz2z3YXBAOPrHpMOlPJaiD1NdRYZL1n/Ys4 foiWVcVQM/9bnvbD6aNY3zgJikvtyUo7s525Wu4JmEYfhv+7kYNrre4ybjZMm20cm7Ee ulPVcKfpvyXlifuZhqJ2ftn3PqaoB5XVrtnD9bl1w588wgYCtiVOpCo8FXlsLdtL/aWj wcpQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. [79.124.17.100]) by mx.google.com with ESMTP id bq3-20020a056402214300b0044f2eb2de9asi10659350edb.444.2022.10.18.09.54.30; Tue, 18 Oct 2022 09:54:31 -0700 (PDT) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 5261368BD43; Tue, 18 Oct 2022 19:54:09 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail0.khirnov.net (red.khirnov.net [176.97.15.12]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id D60E968BBFE for ; Tue, 18 Oct 2022 19:54:00 +0300 (EEST) Received: from localhost (localhost [IPv6:::1]) by mail0.khirnov.net (Postfix) with ESMTP id 4DC852404E4 for ; Tue, 18 Oct 2022 18:54:00 +0200 (CEST) Received: from mail0.khirnov.net ([IPv6:::1]) by localhost (mail0.khirnov.net [IPv6:::1]) (amavisd-new, port 10024) with ESMTP id V-A8EZv5BcQU for ; Tue, 18 Oct 2022 18:53:58 +0200 (CEST) Received: from libav.khirnov.net (libav.khirnov.net [IPv6:2a00:c500:561:201::7]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "libav.khirnov.net", Issuer "smtp.khirnov.net SMTP CA" (verified OK)) by mail0.khirnov.net (Postfix) with ESMTPS id BEC742400F4 for ; Tue, 18 Oct 2022 18:53:58 +0200 (CEST) Received: from libav.khirnov.net (libav.khirnov.net [IPv6:::1]) by libav.khirnov.net (Postfix) with ESMTP id BE08E3A0212 for ; Tue, 18 Oct 2022 18:53:58 +0200 (CEST) From: Anton Khirnov To: ffmpeg-devel@ffmpeg.org Date: Tue, 18 Oct 2022 18:53:04 +0200 Message-Id: <20221018165307.28242-1-anton@khirnov.net> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 1/4] lavu/thread: add an internal function for setting thread name X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: rr5RqF93WzJ7 Linux-only for now. --- configure | 2 ++ libavutil/thread.h | 16 +++++++++++++++- 2 files changed, 17 insertions(+), 1 deletion(-) diff --git a/configure b/configure index f3fd91f592..494a03486c 100755 --- a/configure +++ b/configure @@ -2310,6 +2310,7 @@ SYSTEM_FUNCS=" nanosleep PeekNamedPipe posix_memalign + prctl pthread_cancel sched_getaffinity SecItemImport @@ -6294,6 +6295,7 @@ check_func mmap check_func mprotect # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that check_func_headers time.h nanosleep || check_lib nanosleep time.h nanosleep -lrt +check_func_headers sys/prctl.h prctl check_func sched_getaffinity check_func setrlimit check_struct "sys/stat.h" "struct stat" st_mtim.tv_nsec -D_BSD_SOURCE diff --git a/libavutil/thread.h b/libavutil/thread.h index 7106fd0d47..2f5e7e1cb5 100644 --- a/libavutil/thread.h +++ b/libavutil/thread.h @@ -24,6 +24,12 @@ #include "config.h" +#if HAVE_PRCTL +#include +#endif + +#include "error.h" + #if HAVE_PTHREADS || HAVE_W32THREADS || HAVE_OS2THREADS #if HAVE_PTHREADS @@ -33,7 +39,6 @@ #include -#include "error.h" #include "log.h" #include "macros.h" @@ -187,4 +192,13 @@ static inline int ff_thread_once(char *control, void (*routine)(void)) #endif +static inline int ff_thread_setname(const char *name) +{ +#if HAVE_PRCTL + return AVERROR(prctl(PR_SET_NAME, name)); +#endif + + return AVERROR(ENOSYS); +} + #endif /* AVUTIL_THREAD_H */