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{
    "id": 22603,
    "url": "https://patchwork.libcamera.org/api/patches/22603/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/22603/",
    "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": "<20250121185044.300816-3-pobrn@protonmail.com>",
    "date": "2025-01-21T18:50:58",
    "name": "[RFC,v1,2/7] libcamera: base: log: Use `std::from_chars()`",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "424f94b8a95371abb3825f6274296381f3a11eae",
    "submitter": {
        "id": 133,
        "url": "https://patchwork.libcamera.org/api/people/133/?format=api",
        "name": "Pőcze Barnabás",
        "email": "pobrn@protonmail.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/22603/mbox/",
    "series": [
        {
            "id": 4960,
            "url": "https://patchwork.libcamera.org/api/series/4960/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4960",
            "date": "2025-01-21T18:50:47",
            "name": "libcamera: base: log: Misc. changes",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/4960/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/22603/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/22603/checks/",
    "tags": {},
    "headers": {
        "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>",
        "X-Original-To": "parsemail@patchwork.libcamera.org",
        "Delivered-To": "parsemail@patchwork.libcamera.org",
        "Received": [
            "from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id ED7A4BD16B\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue, 21 Jan 2025 18:51:03 +0000 (UTC)",
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        ],
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        "Date": "Tue, 21 Jan 2025 18:50:58 +0000",
        "To": "libcamera-devel@lists.libcamera.org",
        "From": "=?utf-8?q?Barnab=C3=A1s_P=C5=91cze?= <pobrn@protonmail.com>",
        "Subject": "[RFC PATCH v1 2/7] libcamera: base: log: Use `std::from_chars()`",
        "Message-ID": "<20250121185044.300816-3-pobrn@protonmail.com>",
        "In-Reply-To": "<20250121185044.300816-1-pobrn@protonmail.com>",
        "References": "<20250121185044.300816-1-pobrn@protonmail.com>",
        "Feedback-ID": "20568564:user:proton",
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        "X-BeenThere": "libcamera-devel@lists.libcamera.org",
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        "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/>",
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        "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "Use the `std::from_chars()` function from `<charconv>` to\nparse the integral log level instead of `strtoul` as it\nprovides an easier to use interface and better type safety.\n\nSigned-off-by: Barnabás Pőcze <pobrn@protonmail.com>\n---\n src/libcamera/base/log.cpp | 8 ++++----\n 1 file changed, 4 insertions(+), 4 deletions(-)",
    "diff": "diff --git a/src/libcamera/base/log.cpp b/src/libcamera/base/log.cpp\nindex 61a43d525..1024fed7f 100644\n--- a/src/libcamera/base/log.cpp\n+++ b/src/libcamera/base/log.cpp\n@@ -8,6 +8,7 @@\n #include <libcamera/base/log.h>\n \n #include <array>\n+#include <charconv>\n #include <fstream>\n #include <iostream>\n #include <list>\n@@ -686,12 +687,11 @@ LogSeverity Logger::parseLogLevel(const std::string &level)\n \t\t\"FATAL\",\n \t};\n \n-\tint severity;\n+\tunsigned int severity;\n \n \tif (std::isdigit(level[0])) {\n-\t\tchar *endptr;\n-\t\tseverity = strtoul(level.c_str(), &endptr, 10);\n-\t\tif (*endptr != '\\0' || severity > LogFatal)\n+\t\tauto [end, ec] = std::from_chars(level.data(), level.data() + level.size(), severity, 10);\n+\t\tif (ec != std::errc() || *end != '\\0' || severity > LogFatal)\n \t\t\tseverity = LogInvalid;\n \t} else {\n \t\tseverity = LogInvalid;\n",
    "prefixes": [
        "RFC",
        "v1",
        "2/7"
    ]
}