macOS
Homebrew已验证 · 100%
brew install log4clocal Homebrew formula metadata
MacPorts已验证 · 94%
sudo port install log4cMacPorts ports tree · devel/log4c/Portfile · 来源: api.github.com
安装
其他安装命令
Linux
Fedora dnf已验证 · 92%
sudo dnf install log4cFedora Rawhide package metadata · log4c · 来源: dl.fedoraproject.org
Debian apt已验证 · 92%
sudo apt install liblog4c-devDebian stable package indexes · liblog4c-dev · 来源: deb.debian.org
openSUSE zypper已验证 · 92%
sudo zypper install liblog4c-developenSUSE Tumbleweed package metadata · liblog4c-devel · 来源: download.opensuse.org
概览
软件包摘要
Logging Framework for C
历史
项目历史与用法
log4c is a C logging framework modeled after Apache log4j, intended to bring category-based logging, appenders, layouts, and runtime configuration to C programs that need flexible output to files, syslog, or other destinations.
项目历史
The official documentation describes log4c as a SourceForge-hosted C library that stayed close to the log4j API where practical while adapting the design to C. Its documentation also credits earlier and parallel C logging work, including Mark Mendel's macro-oriented log4c project and Bastiaan Bakker's log4cpp as influences.
SourceForge release metadata shows a long 1.0.x line in the 2000s, a 1.2.1 release in 2007, and later maintenance releases through 1.2.4 in October 2013. The 1.2.4 documentation still presents an autotools build and an XML-style log4crc configuration file.
采用历史
log4c became a package-manager-visible C logging dependency rather than a large end-user command. The supplied package metadata records packaging in Homebrew, Debian and Ubuntu as liblog4c-dev, Fedora/DNF, MacPorts, and openSUSE/Zypper, which is the main adoption signal for a small C library of this vintage.
Its official platform list covers several Unix systems, including HP-UX, AIX, FreeBSD, Solaris, macOS-era Darwin, and multiple Linux distributions, reflecting the portability expectations of C infrastructure libraries.
使用方式
Programs link against log4c and configure categories, appenders, and layouts with a log4crc XML file. The documented search order is `${LOG4C_RCPATH}/log4crc`, then `${HOME}/.log4crc`, then `./log4crc`, with environment variables also available for root priority and appender selection.
Package users mostly encounter log4c through development packages, headers, libraries, generated Doxygen documentation, pkg-config or log4c-config metadata, and build scripts that need a C logging backend.
为什么软件包爱好者会关心
log4c is a classic example of the early-2000s log4j pattern spreading into native-language package ecosystems. For package maintainers it matters less as a flashy CLI and more as a small ABI-bearing C library with autotools metadata, distro patches, and reverse dependencies that expect stable headers and linker flags.
时间线
- 2007: SourceForge metadata lists log4c 1.2.1 artifacts.
- 2012: log4c 1.2.2 release artifacts are published on SourceForge.
- 2013: log4c 1.2.3 and 1.2.4 release artifacts are published on SourceForge.
Related projects
- log4j: the Java logging library whose API and design motivated log4c.
- log4cpp: the C++ logging project credited by the log4c documentation as an influence.
来源
- https://log4c.sourceforge.net/
- https://sourceforge.net/projects/log4c/files/log4c/1.2.4/
- source_facts.package-manager
安全态势
风险级别：绿色
narrow executable package without higher-risk signals.
风险分类器
绿色 风险 · 低 置信度 · appliance
原因
- narrow executable package without higher-risk signals
信号
- metadata:no-higher-risk-signals
安装行为
- formula 元数据中未记录 Homebrew post-install 钩子。
- Homebrew bottle 元数据适用于 13 个平台目标。
建议审查
在无人值守的代理使用前，请检查该工具是否读取明文凭据、写入远程状态、发布制品或调用插件。
local files
Configuration and credential file locations
These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.
Configuration files
Config paths the tool may read or write during local use.
- Unix
${LOG4C_RCPATH}/log4crc${HOME}/.log4crc./log4crc
可执行文件
已安装的可执行文件
| 命令 | 类型 | 暴露范围 | 备注 |
|---|---|---|---|
log4c-config | cli | 全局可执行文件 |
新鲜度
版本和新鲜度
这些信号区分页生成时间、软件包管理器活动和上游发布比较。只有存在证据 URL 和可比较版本时，才会提示版本落后。
页面生成时间2026-07-25
管理器版本1.2.4
管理器更新时间2026-06-19
本地数据OK
上游not checked
检测到的最新版本未检测到
https://log4c.sourceforge.net/
- 信息Release/tag comparison is only available for GitHub repositories.https://log4c.sourceforge.net/none 置信度
安装元数据
软件包元数据
| 软件包键 | brew:log4c |
|---|---|
| 版本 | 1.2.4 |
| 软件包管理器 | Homebrew |
| 软件包管理器页面 | https://formulae.brew.sh/formula/log4c |
| 主页 | https://log4c.sourceforge.net/ |
| 仓库 | https://sourceforge.net/p/log4c/log4c |
| 上游文档 | https://log4c.sourceforge.net/ |
| 许可证 | LGPL-2.1-only |
| 源码归档 | https://downloads.sourceforge.net/project/log4c/log4c/1.2.4/log4c-1.2.4.tar.gz |
| 最后更新 | 2026-06-19T12:31:48-07:00 |
| Pulse | updated |
| Bottle | 可用 (于 arm64_big_sur, arm64_linux, arm64_monterey, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, big_sur, catalina, monterey, sonoma, ventura, x86_64_linux) |
| Homebrew post-install | 未定义 |
| 服务 | 未声明 |
注册表事实
源数据库详情
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | log4c |
| Version Scheme | 0 |
| Revision | 0 |
| Head Version | HEAD |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
源数据库匹配
其他软件包管理器记录
匹配项来自外部软件包管理器索引，并与本地 Automic Vault 软件包链接分开显示。
Debian apt95%
liblog4c-dev 1.2.4-5
C library for flexible logging (development)
sudo apt install liblog4c-dev- Section: libdevel
- Architecture: amd64
- Source Package: log4c
- 1 依赖
- normalized package name match
- 匹配方式：Log4c
Debian apt95%
liblog4c-doc 1.2.4-5
C library for flexible logging (documentation)
sudo apt install liblog4c-doc- Section: doc
- Architecture: all
- Source Package: log4c
- 2 可选依赖
- normalized package name match
- 匹配方式：Log4c
Debian apt95%
liblog4c3t64 1.2.4-5
C library for flexible logging (runtime)
sudo apt install liblog4c3t64- Section: libs
- Architecture: amd64
- Source Package: log4c
- 2 依赖
- 1 提供
- normalized package name match
- 匹配方式：Log4c
Ubuntu apt95%
liblog4c-dev 1.2.4-3.1build1
C library for flexible logging (development)
sudo apt install liblog4c-dev- Section: universe/libdevel
- Architecture: amd64
- Source Package: log4c
- 1 依赖
- normalized package name match
- 匹配方式：Log4c
Ubuntu apt95%
liblog4c-doc 1.2.4-3.1build1
C library for flexible logging (documentation)
sudo apt install liblog4c-doc- Section: universe/doc
- Architecture: all
- Source Package: log4c
- 2 可选依赖
- normalized package name match
- 匹配方式：Log4c
Ubuntu apt95%
liblog4c3t64 1.2.4-3.1build1
C library for flexible logging (runtime)
sudo apt install liblog4c3t64- Section: universe/libs
- Architecture: amd64
- Source Package: log4c
- 2 依赖
- 1 提供
- normalized package name match
- 匹配方式：Log4c
dnf95%
log4c 1.2.4-35.fc44
Library for logging application messages
sudo dnf install log4c- License: LicenseRef-Callaway-LGPLv2+
- Category: Unspecified
- Architecture: i686
- Source Package: log4c
- 3 依赖
- 2 提供
- normalized package name match
- 匹配方式：Log4c
dnf95%
log4c-devel 1.2.4-35.fc44
Header files, libraries and development documentation for log4c
sudo dnf install log4c-devel- License: LicenseRef-Callaway-LGPLv2+
- Category: Unspecified
- Architecture: i686
- Source Package: log4c
- 4 依赖
- 2 提供
- normalized package name match
- 匹配方式：Log4c
dnf95%
log4c-doc 1.2.4-35.fc44
Documentation for log4c
sudo dnf install log4c-doc- License: LicenseRef-Callaway-LGPLv2+
- Category: Unspecified
- Architecture: noarch
- Source Package: log4c
- 1 提供
- normalized package name match
- 匹配方式：Log4c
zypper95%
liblog4c-devel 1.2.4-5.36
Development files for log4c
sudo zypper install liblog4c-devel- License: LGPL-2.1+
- Category: Development/Libraries/C and C++
- Architecture: x86_64
- Source Package: log4c
- 3 依赖
- 2 提供
- normalized package name match
- 匹配方式：Log4c
zypper95%
liblog4c-doc 1.2.4-5.36
Documentation for log4c
sudo zypper install liblog4c-doc- License: LGPL-2.1+
- Category: Development/Languages/C and C++
- Architecture: x86_64
- Source Package: log4c
- 1 依赖
- 1 提供
- normalized package name match
- 匹配方式：Log4c
zypper95%
liblog4c3 1.2.4-5.36
A library of C for flexible logging to files, syslog and other destinations
sudo zypper install liblog4c3- License: LGPL-2.1+
- Category: System/Libraries
- Architecture: x86_64
- Source Package: log4c
- 3 依赖
- 2 提供
- normalized package name match
- 匹配方式：Log4c
MacPorts95%
log4c
sudo port install log4c- normalized package name match
- 匹配方式：Log4c
来源线索
由仓库数据生成
此页面由 av-web 从 scripts/generate-pkg-sqlite.py 生成的私有软件包 SQLite 工件提供。
Combined YAML source
View the package source record on GitHub.
使用的来源
- Geiger risk classifier
- Nucleus package database
- av.db category and tag curation
- cross-ecosystem install command graph
- curated configuration and credential file locations
- curated package history
- external package-manager database matches
- package relationship graph
- package version freshness
- package-page enrichment