Ref/rpminfo-Phpdoc专题

rpmaddtag

Add tag retrieved in query

说明

bool rpmaddtag ( int $tag )

Add an additional retrieved tag in subsequent queries.

参数

tag
One of RPMTAG_* constant, see the rpminfo constants page.

返回值

成功时返回 true， 或者在失败时返回 false。

参见

• rpminfo
• rpmdbinfo
• rpmdbsearch

rpmdbinfo

Get information from installed RPM

说明

array <span class="methodname">rpmdbinfo ( <span class="type">string $nevr [, <span class="methodparam">bool $full<span class="initializer"> = false ] )

Retrieve information about an installed package, from the system RPM database.

参数

nevr
Name with optional epoch, version and release.

full
If true all information headers for the file are retrieved, else only a minimal set.

返回值

An array of array of information or NULL on error.

参见

• rpmaddtag

范例

示例 #1 A rpmdbinfo example

<?php
rpmaddtag(RPMTAG_INSTALLTIME);
$info = rpmdbinfo("php-pecl-rpminfo");
print_r($info);
?>

以上例程会输出：

Array
(
    [0] => Array
        (
            [Name] => php-pecl-rpminfo
            [Version] => 0.4.2
            [Release] => 1.fc31
            [Summary] => RPM information
            [Installtime] => 1586244687
            [Arch] => x86_64
        )
)

rpmdbsearch

Search RPM packages

说明

array <span class="methodname">rpmdbsearch ( <span class="type">string $pattern [, <span class="methodparam">int $rpmtag<span class="initializer"> = RPMTAG_NAME [, <span class="methodparam">int $rpmmire<span class="initializer"> = -1 [, <span class="methodparam">bool $full<span class="initializer"> = false ]]] )

Search packages in the system RPM database.

参数

pattern
Value to search for.

rpmtag
Search criterion, one of RPMTAG_* constant, see the rpminfo constants page.

rpmmire
Pattern type, one of RPMMIRE_* constant, see the rpminfo constants page. When \< 0 the criterion must equals the value, and database index is used if possible.

full
If true all information headers for the file are retrieved, else only a minimal set.

返回值

An array of array of information or NULL on error.

参见

• rpmaddtag

范例

示例 #1 Searching for the package owning a file

<?php
$info = rpmdbsearch("/usr/bin/php", RPMTAG_INSTFILENAMES);
print_r($info);
?>

以上例程会输出：

Array
(
    [0] => Array
        (
            [Name] => php-cli
            [Version] => 7.4.4
            [Release] => 1.fc32
            [Summary] => Command-line interface for PHP
            [Arch] => x86_64
        )

)

rpminfo

Get information from a RPM file

说明

array rpminfo ( string $path [, <span class="type">bool $full = false [, <span class="type">string &$error ]] )

Retrieve information about a local file, a RPM package.

参数

path
Path of the RPM file.

full
If true all information headers for the file are retrieved, else only a minimal set.

error
If provided, will receive the possible error message, and will avoid a runtime warning.

返回值

An array of information or NULL on error.

参见

• rpmaddtag

范例

示例 #1 A rpminfo example

<?php
rpmaddtag(RPMTAG_BUILDTIME);
$info = rpminfo("./php-pecl-rpminfo-0.4.2-1.el8.remi.7.4.x86_64.rpm");
print_r($info);
?>

以上例程会输出：

Array
(
    [Name] => php-pecl-rpminfo
    [Version] => 0.4.2
    [Release] => 1.el8
    [Summary] => RPM information
    [Buildtime] => 1586244821
    [Arch] => x86_64
)

rpmvercmp

RPM version comparison

说明

int rpmvercmp ( string $evr1 , <span class="type">string $evr2 )

Compare 2 RPM versions.

参数

evr1
First epoch:version-release string

evr2
Second epoch:version-release string

返回值

Returns \< 0 if evr1 is less than evr2, > 0 if evr1 is greater than evr2, and 0 if they are equal.

目录

• rpmaddtag — Add tag retrieved in query
• rpmdbinfo — Get information from installed RPM
• rpmdbsearch — Search RPM packages
• rpminfo — Get information from a RPM file
• rpmvercmp — RPM version comparison