From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f195.google.com (mail-pf0-f195.google.com [209.85.192.195]) by mail.openembedded.org (Postfix) with ESMTP id 3B08B6FFA1 for ; Mon, 16 Apr 2018 06:50:32 +0000 (UTC) Received: by mail-pf0-f195.google.com with SMTP id h69so10060966pfe.13 for ; Sun, 15 Apr 2018 23:50:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=UTPuHWzLvs/ZCe5P0BY30bHEYgYw1W0YvyFGo55arg8=; b=DmXOO5AYI9wf/39qZWlzsVE9biWO7eGAoe58uEPAPBHLGmDmKrAeIzx/hWjdKyUQXN GqS49wM3YCMDBQ1gZXuAGOdYQV2gGIUvwlGPJB/07DwH7UUbtIUg8STNVrwnx1vNagmw AUGxRCD8vlktDsp2u5vR8CYRHYbEUD9zfJEdYK9n4p5mPhUTBdgflMDGHv+0pbdWRHQC qxYOWjqMOyECiNtdAyeqbUj11elST0u3bgNr5QMrY1MHWHfc38mnESrUPQ7UvB5OfVVd kD3z2dkVzsk7x6sNghT/YhgkyxKuMHKwWkaCQEANxCSq92gqjkJqLHMajDBw24csvxkB MS5g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=UTPuHWzLvs/ZCe5P0BY30bHEYgYw1W0YvyFGo55arg8=; b=sbRyVbhwYo/p3l35+/D2O4yWI7fjoTImpu5nxXRkrjf81hZq6fYgNNcY3Nkr4+aBhs gOPn0xF4doj5XyXNo5RkkWFU+OjFlRqh5Jy1qSqDppEpT5wjJkHFJ/gRv5JlZVSF+jZc 5AcXxZQbanNO8rnlm6o4hw1S/Nd2qvmWv2zXhImwcPZLPPkySiBrMfTAGXtB8H2ffjtQ 59cUAd2O5oDkFIr7qN24/rufj3HpASd6snGR4x0QYl3lOJH0bSSBlzrfUFTRbDYwU4NC Wcq741Egl4c/teg1TXJZBiDGG7D6RNNZRfPgqhK9U5SUgxrHKbe7mrrYk9Nnh6Ut8eOK nbOQ== X-Gm-Message-State: ALQs6tAu2l2o+mVaYRUSO3Nk1JEZ8FNn/SRCsEhvRMMp93kU62T+4ncR IvrcocRbejgVCIGRvjvcLbngsw== X-Google-Smtp-Source: AIpwx49Sr1fKA0O+ER+tzrWLmZVsFDilxEPOuZ3VLQbmJRKMw2QALPr6wG7H0uFFj0LNlNAxQlWjmA== X-Received: by 10.101.71.138 with SMTP id e10mr11390266pgs.47.1523861433737; Sun, 15 Apr 2018 23:50:33 -0700 (PDT) Received: from localhost.localdomain ([2601:646:8880:466c::487b]) by smtp.gmail.com with ESMTPSA id o13sm2388362pgn.54.2018.04.15.23.50.32 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 15 Apr 2018 23:50:33 -0700 (PDT) From: Khem Raj To: openembedded-core@lists.openembedded.org Date: Sun, 15 Apr 2018 23:50:11 -0700 Message-Id: <20180416065014.29385-1-raj.khem@gmail.com> X-Mailer: git-send-email 2.17.0 Subject: [PATCH 1/4] libssp-nonshared: Add recipe X-BeenThere: openembedded-core@lists.openembedded.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Patches and discussions about the oe-core layer List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 16 Apr 2018 06:50:33 -0000 libssp-nonshared is a minimal gcc runtime piece which is needed on non-glibc systems which do implement libssp APIs in libc Signed-off-by: Khem Raj --- meta/recipes-core/musl/libssp-nonshared.bb | 39 ++++++++++++++++ .../musl/libssp-nonshared/ssp-local.c | 45 +++++++++++++++++++ 2 files changed, 84 insertions(+) create mode 100644 meta/recipes-core/musl/libssp-nonshared.bb create mode 100644 meta/recipes-core/musl/libssp-nonshared/ssp-local.c diff --git a/meta/recipes-core/musl/libssp-nonshared.bb b/meta/recipes-core/musl/libssp-nonshared.bb new file mode 100644 index 0000000000..3afab30fa2 --- /dev/null +++ b/meta/recipes-core/musl/libssp-nonshared.bb @@ -0,0 +1,39 @@ +# Copyright (C) 2018 Khem Raj +# Released under the MIT license (see COPYING.MIT for the terms) + +SUMMARY = "Minimal libssp_nonshared.a must needed for ssp to work with gcc on musl" +LICENSE = "GPL-3.0-with-GCC-exception" +LIC_FILES_CHKSUM = "file://ssp-local.c;beginline=1;endline=32;md5=c06d391208c0cfcbc541a6728ed65cc4" +SECTION = "libs" + +SRC_URI = "file://ssp-local.c" + +PATH_prepend = "${STAGING_BINDIR_TOOLCHAIN}.${STAGINGCC}:" + +INHIBIT_DEFAULT_DEPS = "1" + +STAGINGCC = "gcc-cross-initial-${TARGET_ARCH}" +STAGINGCC_class-nativesdk = "gcc-crosssdk-initial-${SDK_SYS}" + +DEPENDS = "virtual/${TARGET_PREFIX}binutils \ + virtual/${TARGET_PREFIX}gcc-initial \ +" + +do_configure[noexec] = "1" + +S = "${WORKDIR}" + +do_compile() { + ${CC} ${CPPFLAGS} ${CFLAGS} -c ssp-local.c -o ssp-local.o + ${AR} r libssp_nonshared.a ssp-local.o +} +do_install() { + install -Dm 0644 ${B}/libssp_nonshared.a ${D}${base_libdir}/libssp_nonshared.a +} + +PACKAGES = "${PN}" +FILES_${PN} = "${base_libdir}/libssp_nonshared.a" +# +# We will skip parsing for non-musl systems +# +COMPATIBLE_HOST = ".*-musl.*" diff --git a/meta/recipes-core/musl/libssp-nonshared/ssp-local.c b/meta/recipes-core/musl/libssp-nonshared/ssp-local.c new file mode 100644 index 0000000000..8f51afa2c1 --- /dev/null +++ b/meta/recipes-core/musl/libssp-nonshared/ssp-local.c @@ -0,0 +1,45 @@ +/* Stack protector support. + Copyright (C) 2005-2018 Free Software Foundation, Inc. + +This file is part of GCC. + +GCC is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation; either version 3, or (at your option) any later +version. + +In addition to the permissions in the GNU General Public License, the +Free Software Foundation gives you unlimited permission to link the +compiled version of this file into combinations with other programs, +and to distribute those combinations without any restriction coming +from the use of this file. (The General Public License restrictions +do apply in other respects; for example, they cover modification of +the file, and distribution when not linked into a combine +executable.) + +GCC is distributed in the hope that it will be useful, but WITHOUT ANY +WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +for more details. + +Under Section 7 of GPL version 3, you are granted additional +permissions described in the GCC Runtime Library Exception, version +3.1, as published by the Free Software Foundation. + +You should have received a copy of the GNU General Public License and +a copy of the GCC Runtime Library Exception along with this program; +see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +. */ + +extern void __stack_chk_fail (void); + +/* Some targets can avoid loading a GP for calls to hidden functions. + Using this entry point may avoid the load of a GP entirely for the + function, making the overall code smaller. */ + +void +__attribute__((visibility ("hidden"))) +__stack_chk_fail_local (void) +{ + __stack_chk_fail (); +} -- 2.17.0