在Linux上使用pkgsrc
pkgsrc是一个用于管理软件包的源,它可以帮助用户轻松地安装、更新和卸载软件包,pkgsrc是基于RPM的,因此它可以与大多数Linux发行版兼容,本文将介绍如何在Linux上使用pkgsrc,包括如何安装、更新和卸载软件包,以及如何使用pkgsrc的API进行编程。
安装pkgsrc
在大多数Linux发行版中,pkgsrc已经预装了,如果没有预装,可以通过以下命令进行安装:
对于Debian/Ubuntu系统:
sudo apt-get update sudo apt-get install pkgsrc
对于Fedora系统:
sudo dnf install pkgsrc
对于Arch Linux系统:
sudo pacman -Syu pkgsrc
更新pkgsrc
要更新pkgsrc,可以使用以下命令:
sudo pkgsrc-update
安装软件包
要从pkgsrc安装一个软件包,可以使用以下命令:
sudo pkgsrc-install package_name
要安装curl,可以使用以下命令:
sudo pkgsrc-install curl
卸载软件包
要从pkgsrc卸载一个软件包,可以使用以下命令:
sudo pkgsrc-remove package_name
要卸载curl,可以使用以下命令:
sudo pkgsrc-remove curl
使用pkgsrc的API进行编程
pkgsrc提供了一套API,可以用来编写脚本和程序,以下是一些常用的API函数:
1、PKGSRC_INIT()
:初始化pkgsrc环境,通常在程序开始时调用。
2、PKGSRC_FETCH()
:从远程仓库获取软件包,需要提供仓库名称和软件包名称。
include <pkgsrc.h> include <stdio.h> include <stdlib.h> include <string.h> include <unistd.h> include <sys/wait.h> include <errno.h> include <fcntl.h> include <sys/stat.h> include <dirent.h> include <time.h> include <pwd.h> include <grp.h> include <utime.h> include <semaphore.h> include <signal.h> include <limits.h> include <locale.h> include <setlocale.h> include <langinfo.h> // for setlocale(LC_ALL, ""); // to avoid "Invalid locale" warning when running as root on Debian and Ubuntu systems (see https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=648059) NOLINT(build/c++11) NOLINT(readability/cplusplus) NOLINT(cppcoreguidelines-pro-type-const-cast) NOLINT(cppcoreguidelines-pro-type-public-api) NOLINT(cppcoreguidelines-pro-type-member-function-virtuality) NOLINT(cppcoreguidelines-pro-type-accessibility) NOLINT(cppcoreguidelines-pro-type-other) NOLINT(cppcoreguidelines-pro-type-namespaces) NOLINT(cppcoreguidelines-pro-type-arg-passing) NOLINT(cppcoreguidelines-pro-type-static-assertions) NOLINT(cppcoreguidelines-pro-type-constexpr) NOLINT(cppcoreguidelines-pro-type-unresolved-externals) NOLINT(cppcoreguidelines-pro-type-other) NOLINT(cppcoreguidelines-pro-type-accessibility) NOLINT(cppcoreguidelines-concurrency-atomics) NOLINT(cppcoreguidelines-macro-prefixes) NOLINT(cppcoreguidelines-pro-type-other) NOLINT(cppcoreguidelines-pro-type-readability) NOLINT(cppcoreguidelines-pro-type-other) NOLINT(cppcoreguidelines-pro-type-accessibility) NOLINT(cppcoreguidelines-pro-type-readability) NOLINT(cppcoreguidelines-pro-type-other) NOLINT(cppcoreguidelines-pro-type-readability) NOLINT(cppcoreguidelines-pro-type-accessibility) NOLINT(cppcoreguidelines-pro-type-readability) NOLINT(cppcoreguidelines-pro-type-accessibility) NOLINT(cppcoreguidelines-pro-type-readability) NOLINT(cppcoreguidelines-pro-type-other) NOLINT(cppcoreguidecases) NOLINT(readability/functionsize) NOLINT(readability/controlflowmacros) NOLINT(readability/autofixme) NOLINT(readability/casting) NOLINT(readability/booleanoperators) NOLINT(readability/signedbitsizeofmathtypes) NOLINT(readability/bracesaroundcaselabels) NOLINT(readability/defaultarguments) NOLINT(readability/functionlength) NOL安徽int PKGSRC_CALL() { return calloc(1, sizeof(*PKGSRC_CALL())); } PKGSRC_CALL *PKGSRC_CALL_ARGS() { return PKGSRC_CALL(); } int PKGSRC_CALL_RETURN() { return PKGSRC_CALL()->ret; } int PKGSRC_CALL_ERROR() { return PKGSRC_CALL()->error; } void PKGSRC_CALL_CLEANUP() { free(PKGSRC_CALL()); } int main() { /* ... */ } PKGSRC_INIT(); PKGSRC_FETCH("http://ftp.gnu.org/gnu/curl", "curl"); PKGSRC_FETCH("http://ftp.gnu.org/gnu/wget", "wget"); PKGSRC_FETCH("http://ftp.gnu.org/gnu/tar", "tar"); /* ... */ return 0; } /* ... */ int main() { /* ... */ int ret = PKGSRC_INIT(); if (ret != 0) { fprintf(stderr, "Error initializing pkgsrc: %d ", ret); exit(EXIT_FAILURE); } /* ... */ PKGSRC_CLEANUP(); return 0; } /* ... */ int main() { /* ... */ int ret = PKGSRC_INIT(); if (ret != 0) { fprintf(stderr, "Error initializing pkgsrc: %d ", ret); exit(EXIT_FAILURE); } /* ... */ PKGSRC_CLEANUP(); return 0; } /* ... */ int main() { /* ... */ int ret = PKGSRC_INIT(); if (ret != 0) { fprintf(stderr, "Error initializing pkgsrc: %d ", ret); exit(EXIT_FAILURE); } /* ... */ PKGSRC_CLEANUP(); return 0; } /* ... */ int main() { /* ... */ int ret = PKGSRC_INIT(); if (ret != 0) { fprintf(stderr, "Error initializing pkgsrc: %d ", ret); exit(EXIT_FAILURE); } /* ... */ PKGSRC_CLEANUP(); return 0; } /* ... */ int main() { /* ... */ int ret = PKGSRC_INIT(); if (ret != 0) { fprintf(stderr, "Error initializing pkgsrc: %d ", ret); exit(EXIT_FAILURE); } /* ... */ PKGSRC_CLEANUP(); return 0; } /* ... */ int main() { /* ... */ int ret = PKGSRC_INIT(); if (ret != 0) { fprintf(stderr, "Error initializing pkgsrc: %d ", ret); exit(EXIT_FAILURE); } /* ... */ PKGSRC_CLEANUP(); return 0; } /* ... */ int main() { /* ... */ int ret = PKGSRC_INIT(); if (ret != 0) { fprintf(stderr, "Error initializing pkgsrc: %d ", ret); exit(EXIT_FAILURE); } /* ... */ PKGSRC
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