{"id":2224504,"url":"http://patchwork.ozlabs.org/api/patches/2224504/?format=json","web_url":"http://patchwork.ozlabs.org/project/glibc/patch/20260417132808.235562-4-adhemerval.zanella@linaro.org/","project":{"id":41,"url":"http://patchwork.ozlabs.org/api/projects/41/?format=json","name":"GNU C Library","link_name":"glibc","list_id":"libc-alpha.sourceware.org","list_email":"libc-alpha@sourceware.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260417132808.235562-4-adhemerval.zanella@linaro.org>","list_archive_url":null,"date":"2026-04-17T13:24:57","name":"[3/3] io: Sync fts with gnulib","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"cd3473b259e78f2654eb25b6de5c0b98c3fe4085","submitter":{"id":66065,"url":"http://patchwork.ozlabs.org/api/people/66065/?format=json","name":"Adhemerval Zanella Netto","email":"adhemerval.zanella@linaro.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/glibc/patch/20260417132808.235562-4-adhemerval.zanella@linaro.org/mbox/","series":[{"id":500340,"url":"http://patchwork.ozlabs.org/api/series/500340/?format=json","web_url":"http://patchwork.ozlabs.org/project/glibc/list/?series=500340","date":"2026-04-17T13:24:54","name":"Consolidate and sync fts/ftw","version":1,"mbox":"http://patchwork.ozlabs.org/series/500340/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2224504/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2224504/checks/","tags":{},"related":[],"headers":{"Return-Path":"<libc-alpha-bounces~incoming=patchwork.ozlabs.org@sourceware.org>","X-Original-To":["incoming@patchwork.ozlabs.org","libc-alpha@sourceware.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","libc-alpha@sourceware.org"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=YSRh4Nnx;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=sourceware.org\n (client-ip=38.145.34.32; helo=vm01.sourceware.org;\n envelope-from=libc-alpha-bounces~incoming=patchwork.ozlabs.org@sourceware.org;\n receiver=patchwork.ozlabs.org)","sourceware.org;\n\tdkim=pass (2048-bit key,\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=YSRh4Nnx","sourceware.org;\n dmarc=pass (p=none dis=none) header.from=linaro.org","sourceware.org; spf=pass smtp.mailfrom=linaro.org","server2.sourceware.org;\n arc=none smtp.remote-ip=2607:f8b0:4864:20::122c"],"Received":["from vm01.sourceware.org (vm01.sourceware.org [38.145.34.32])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fxwh75X8kz1yD3\n\tfor <incoming@patchwork.ozlabs.org>; Fri, 17 Apr 2026 23:28:55 +1000 (AEST)","from vm01.sourceware.org (localhost [127.0.0.1])\n\tby sourceware.org (Postfix) with ESMTP id C70644C9176B\n\tfor <incoming@patchwork.ozlabs.org>; Fri, 17 Apr 2026 13:28:53 +0000 (GMT)","from mail-dl1-x122c.google.com (mail-dl1-x122c.google.com\n [IPv6:2607:f8b0:4864:20::122c])\n by sourceware.org (Postfix) with ESMTPS id 299844C900D8\n for <libc-alpha@sourceware.org>; Fri, 17 Apr 2026 13:28:21 +0000 (GMT)","by mail-dl1-x122c.google.com with SMTP id\n a92af1059eb24-12c726ef332so755875c88.1\n for <libc-alpha@sourceware.org>; Fri, 17 Apr 2026 06:28:21 -0700 (PDT)","from mandiga.. 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2.43.0","In-Reply-To":"<20260417132808.235562-1-adhemerval.zanella@linaro.org>","References":"<20260417132808.235562-1-adhemerval.zanella@linaro.org>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-BeenThere":"libc-alpha@sourceware.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Libc-alpha mailing list <libc-alpha.sourceware.org>","List-Unsubscribe":"<https://sourceware.org/mailman/options/libc-alpha>,\n <mailto:libc-alpha-request@sourceware.org?subject=unsubscribe>","List-Archive":"<https://sourceware.org/pipermail/libc-alpha/>","List-Post":"<mailto:libc-alpha@sourceware.org>","List-Help":"<mailto:libc-alpha-request@sourceware.org?subject=help>","List-Subscribe":"<https://sourceware.org/mailman/listinfo/libc-alpha>,\n <mailto:libc-alpha-request@sourceware.org?subject=subscribe>","Errors-To":"libc-alpha-bounces~incoming=patchwork.ozlabs.org@sourceware.org"},"content":"With both f5ee21eacc5be459a7d08b344196f2245a5de801 and\n9ab4bbed73172085c57b38a337d3dc279b1043b0 to document better FTS_NOSTAT.\n\nChecked on x86_64-linux-gnu and i686-linux-gnu.\n---\n io/fts-common.c |  1 +\n io/fts.h        | 13 +++++++++----\n 2 files changed, 10 insertions(+), 4 deletions(-)","diff":"diff --git a/io/fts-common.c b/io/fts-common.c\nindex 3825f0aeb4..8252d716f8 100644\n--- a/io/fts-common.c\n+++ b/io/fts-common.c\n@@ -554,6 +554,7 @@ FTS_OPEN (char * const *argv,\n                    FTS_XDEV) requires that.  */\n                 if (defer_stat && root != NULL) {\n                         p->fts_info = FTS_NSOK;\n+                        p->fts_statp->st_mode = 0;\n                         fts_set_stat_required(p, true);\n                 } else {\n                         p->fts_info = fts_stat(sp, p, false);\ndiff --git a/io/fts.h b/io/fts.h\nindex 50636e6c87..23518cba32 100644\n--- a/io/fts.h\n+++ b/io/fts.h\n@@ -90,6 +90,13 @@ typedef struct {\n #define\tFTS_COMFOLLOW\t0x0001\t\t/* follow command line symlinks */\n #define\tFTS_LOGICAL\t0x0002\t\t/* logical walk */\n #define\tFTS_NOCHDIR\t0x0004\t\t/* don't change directories */\n+\n+  /* For efficiency do not set *fts_statp except for fts_statp->st_mode,\n+     which is set to zero if the file type is unknown,\n+     and which otherwise has at least its S_IFMT type bits set.\n+     When fts_info == FTS_NSOK this supports expressions like\n+     (fts_statp->st_mode ? !!S_ISDIR (fts_statp->st_mode): -1), which yields\n+     1 for a directory, 0 for a non-directory, and -1 for unknown.  */\n #define\tFTS_NOSTAT\t0x0008\t\t/* don't get stat info */\n #define\tFTS_PHYSICAL\t0x0010\t\t/* physical walk */\n #define\tFTS_SEEDOT\t0x0020\t\t/* return dot and dot-dot */\n@@ -139,10 +146,8 @@ typedef struct {\n      Use this flag to make fts_open and fts_read defer the stat/lstat/fststat\n      of each entry until it is actually processed.  However, note that if you\n      use this option and also specify a comparison function, that function may\n-     not examine any data via fts_statp.  However, when fts_statp->st_mode is\n-     nonzero, the S_IFMT type bits are valid, with mapped dirent.d_type data.\n-     Of course, that happens only on file systems that provide useful\n-     dirent.d_type data.  */\n+     not examine any data via fts_statp, other than fts_statp->st_mode\n+     which is set similarly to how FTS_NOSTAT behaves.  */\n #define FTS_DEFER_STAT\t0x1000\n \n   /* Use this flag to disable stripping of trailing slashes\n","prefixes":["3/3"]}