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{ "id": 1643, "url": "https://patchwork.libcamera.org/api/patches/1643/?format=api", "web_url": "https://patchwork.libcamera.org/patch/1643/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20190710142301.16340-1-paul.elder@ideasonboard.com>", "date": "2019-07-10T14:23:01", "name": "[libcamera-devel,v2] libcamera: skip auto version generation when building for Chromium OS", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "97c4fe0676b6a23cfaf13733307b86869f73390c", "submitter": { "id": 17, "url": "https://patchwork.libcamera.org/api/people/17/?format=api", "name": "Paul Elder", "email": "paul.elder@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/1643/mbox/", "series": [ { "id": 413, "url": "https://patchwork.libcamera.org/api/series/413/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=413", "date": "2019-07-10T14:23:01", "name": "[libcamera-devel,v2] libcamera: skip auto version generation when building for Chromium OS", "version": 2, "mbox": "https://patchwork.libcamera.org/series/413/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/1643/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/1643/checks/", "tags": {}, "headers": { "Return-Path": "<paul.elder@ideasonboard.com>", "Received": [ "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 5B6776156D\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 10 Jul 2019 16:23:10 +0200 (CEST)", "from neptunite.amanokami.net (softbank126163157105.bbtec.net\n\t[126.163.157.105])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id D0D2A31C;\n\tWed, 10 Jul 2019 16:23:08 +0200 (CEST)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1562768589;\n\tbh=UsKtW92sdR1Tc3HsSOdd5T33AnLX3CIQKbRpV79nGr8=;\n\th=From:To:Cc:Subject:Date:From;\n\tb=cWKc0wptAv6snqauMg9hfXtxJuOQ6OzXQREGvaPJke5yykdMr4IDsUqrafnXz7W+R\n\tx02xIHV9OeFxmmlhzBax4zL4/Gipc93MAL54138/Z308Ngsi0uW1cuZVpAEVFHbdoJ\n\tlcNp5zof283iULd3XATAOmV0pTE9GeaJ48Di0iUE=", "From": "Paul Elder <paul.elder@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Wed, 10 Jul 2019 23:23:01 +0900", "Message-Id": "<20190710142301.16340-1-paul.elder@ideasonboard.com>", "X-Mailer": "git-send-email 2.20.1", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v2] libcamera: skip auto version\n\tgeneration when building for Chromium OS", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.23", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "X-List-Received-Date": "Wed, 10 Jul 2019 14:23:10 -0000" }, "content": "Commit b817bcec6b53 (\"libcamera: Auto generate version information\")\ncauses the build to fail in the Chromium OS build environment, because\ngit update-index tries to take a lock (ie. write) in the git repo that\nis outside of the build directory.\n\nThe solution is to simply skip git update-index if we are building in\nthe Chromium OS build environment, and this decision is made if the\nbuild directory is not a subdirectory of the source directory.\n\nSigned-off-by: Paul Elder <paul.elder@ideasonboard.com>\n---\nChanges in v2:\n- add quotes around variable accessess, and the string matcher\n- make the two path arguments to gen-version.sh required\n- actually run gen-version.sh from the needed place in meson\n\n meson.build | 3 ++-\n src/libcamera/meson.build | 2 +-\n utils/gen-version.sh | 14 +++++++++++---\n 3 files changed, 14 insertions(+), 5 deletions(-)", "diff": "diff --git a/meson.build b/meson.build\nindex 8f3d0ce..99a3a80 100644\n--- a/meson.build\n+++ b/meson.build\n@@ -15,7 +15,8 @@ project('libcamera', 'c', 'cpp',\n # git version tag, the build metadata (e.g. +211-c94a24f4) is omitted from\n # libcamera_git_version.\n libcamera_git_version = run_command('utils/gen-version.sh',\n- meson.source_root()).stdout().strip()\n+ meson.source_root(),\n+ meson.build_root()).stdout().strip()\n if libcamera_git_version == ''\n libcamera_git_version = meson.project_version()\n endif\ndiff --git a/src/libcamera/meson.build b/src/libcamera/meson.build\nindex 97ff86e..4c442b9 100644\n--- a/src/libcamera/meson.build\n+++ b/src/libcamera/meson.build\n@@ -81,7 +81,7 @@ libcamera_sources += control_types_cpp\n \n gen_version = join_paths(meson.source_root(), 'utils', 'gen-version.sh')\n \n-version_cpp = vcs_tag(command : [gen_version, meson.source_root()],\n+version_cpp = vcs_tag(command : [gen_version, meson.source_root(), meson.build_root()],\n input : 'version.cpp.in',\n output : 'version.cpp',\n fallback : meson.project_version())\ndiff --git a/utils/gen-version.sh b/utils/gen-version.sh\nindex 708c01d..5005db9 100755\n--- a/utils/gen-version.sh\n+++ b/utils/gen-version.sh\n@@ -3,11 +3,16 @@\n # SPDX-License-Identifier: GPL-2.0-or-later\n # Generate a version string using git describe\n \n-if [ -n \"$1\" ]\n+src_dir=\"$1\"\n+build_dir=\"$2\"\n+\n+if [ -z \"$src_dir\" -o -z \"$build_dir\" ]\n then\n-\tcd \"$1\" 2>/dev/null || exit 1\n+\texit\n fi\n \n+cd \"$src_dir\" 2>/dev/null || exit 1\n+\n # Bail out if the directory isn't under git control\n git rev-parse --git-dir >/dev/null 2>&1 || exit 1\n \n@@ -24,7 +29,10 @@ fi\n \n # Append a '-dirty' suffix if the working tree is dirty. Prevent false\n # positives due to changed timestamps by running git update-index.\n-git update-index --refresh > /dev/null 2>&1\n+if [ -n \"$(echo \"$build_dir\" | grep \"$src_dir\")\" ]\n+then\n+\tgit update-index --refresh > /dev/null 2>&1\n+fi\n git diff-index --quiet HEAD || version=\"$version-dirty\"\n \n # Replace first '-' with a '+' to denote build metadata, strip the 'g' in from\n", "prefixes": [ "libcamera-devel", "v2" ] }