[bf8ac01] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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[6732c094] | 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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[a2d8572] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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[8e2075c] | 6 |
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[cecac4d] | 7 | <!ENTITY curl-download-http "https://curl.haxx.se/download/curl-&curl-version;.tar.lzma">
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[2b8421c] | 8 | <!ENTITY curl-download-ftp " ">
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[54aaa89] | 9 | <!ENTITY curl-md5sum "de75665721e3adb0a1d7e03b90c3d7a2">
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| 10 | <!ENTITY curl-size "5.6 MB">
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[cecac4d] | 11 | <!ENTITY curl-buildsize "56 MB (with tests)">
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[71c31f5] | 12 | <!ENTITY curl-time "0.4 SBU (additional 8.8 SBU for tests, with parallelism = 4)">
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[a2d8572] | 13 | ]>
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| 14 |
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[377584f] | 15 | <sect1 id="curl" xreflabel="cURL-&curl-version;">
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[bf8ac01] | 16 | <?dbhtml filename="curl.html"?>
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[dc775a26] | 17 |
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[bf8ac01] | 18 | <sect1info>
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| 19 | <othername>$LastChangedBy$</othername>
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[55329727] | 20 | <date>$Date$</date>
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[bf8ac01] | 21 | </sect1info>
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[dc775a26] | 22 |
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[3e89149] | 23 | <title>cURL-&curl-version;</title>
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[dc775a26] | 24 |
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[bf8ac01] | 25 | <indexterm zone="curl">
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[3e89149] | 26 | <primary sortas="a-cURL">cURL</primary>
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[bf8ac01] | 27 | </indexterm>
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[dc775a26] | 28 |
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[bf8ac01] | 29 | <sect2 role="package">
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[3e89149] | 30 | <title>Introduction to cURL</title>
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[dc775a26] | 31 |
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[355495ce] | 32 | <para>
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[17d8bc7] | 33 | The <application>cURL</application> package contains an utility
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[ea21196] | 34 | and a library used for transferring files with URL syntax to any of
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| 35 | the following protocols: FTP, FTPS, HTTP, HTTPS, SCP, SFTP, TFTP,
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| 36 | TELNET, DICT, LDAP, LDAPS and FILE. Its ability to both download
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| 37 | and upload files can be incorporated into other programs to support
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| 38 | functions like streaming media.
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[355495ce] | 39 | </para>
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[dc775a26] | 40 |
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[17d8bc7] | 41 | &lfs79_checked;
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[2b8421c] | 42 |
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[6d11bc30] | 43 | &gcc6_checked;
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| 44 |
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[bf8ac01] | 45 | <bridgehead renderas="sect3">Package Information</bridgehead>
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[874fec7f] | 46 | <itemizedlist spacing="compact">
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[bf8ac01] | 47 | <listitem>
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[355495ce] | 48 | <para>
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| 49 | Download (HTTP): <ulink url="&curl-download-http;"/>
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| 50 | </para>
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[bf8ac01] | 51 | </listitem>
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| 52 | <listitem>
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[355495ce] | 53 | <para>
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| 54 | Download (FTP): <ulink url="&curl-download-ftp;"/>
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| 55 | </para>
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[bf8ac01] | 56 | </listitem>
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| 57 | <listitem>
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[355495ce] | 58 | <para>
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| 59 | Download MD5 sum: &curl-md5sum;
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| 60 | </para>
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[bf8ac01] | 61 | </listitem>
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| 62 | <listitem>
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[355495ce] | 63 | <para>
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| 64 | Download size: &curl-size;
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| 65 | </para>
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[bf8ac01] | 66 | </listitem>
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| 67 | <listitem>
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[355495ce] | 68 | <para>
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| 69 | Estimated disk space required: &curl-buildsize;
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| 70 | </para>
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[bf8ac01] | 71 | </listitem>
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| 72 | <listitem>
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[355495ce] | 73 | <para>
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| 74 | Estimated build time: &curl-time;
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| 75 | </para>
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[bf8ac01] | 76 | </listitem>
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| 77 | </itemizedlist>
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[dc775a26] | 78 |
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[3e89149] | 79 | <bridgehead renderas="sect3">cURL Dependencies</bridgehead>
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[dc775a26] | 80 |
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[355495ce] | 81 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 82 | <para role="recommended">
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| 83 | <xref linkend="cacerts"/> and
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| 84 | <xref linkend="openssl"/> or <xref linkend="gnutls"/>
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| 85 | </para>
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| 86 |
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[bf8ac01] | 87 | <bridgehead renderas="sect4">Optional</bridgehead>
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[355495ce] | 88 | <para role="optional">
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| 89 | <xref linkend="libidn"/>,
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| 90 | <xref linkend="mitkrb"/>,
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[fad8db2] | 91 | <xref linkend="openldap"/>,
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[ac38e9dc] | 92 | <xref linkend="samba"/>,
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[fad8db2] | 93 | <ulink url="http://daniel.haxx.se/projects/c-ares/">c-ares</ulink>,
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| 94 | <ulink url="https://launchpad.net/libmetalink/">libmetalink</ulink>,
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[71c31f5] | 95 | <ulink url="https://github.com/rockdaboot/libpsl">Libpsl</ulink>,
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| 96 | <ulink url="http://www.libssh2.org">libssh2</ulink>,
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| 97 | <ulink url="https://nghttp2.org/">nghttp2</ulink>,
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| 98 | <ulink url="https://tls.mbed.org/">mbed TLS (formerly known as
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| 99 | PolarSSL)</ulink>, and
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[fcf1fd62] | 100 | <ulink url="http://spnego.sourceforge.net/">
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[355495ce] | 101 | SPNEGO</ulink>
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| 102 | </para>
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| 103 |
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| 104 | <bridgehead renderas="sect4">Optional for Running the Test Suite</bridgehead>
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| 105 | <para role="optional">
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[f346a49] | 106 | <xref linkend="stunnel"/> (for the HTTPS and FTPS tests) and
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| 107 | <xref linkend="valgrind"/>
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[355495ce] | 108 | </para>
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[c5e7d76] | 109 |
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[061ec9d] | 110 | <para condition="html" role="usernotes">User Notes:
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[355495ce] | 111 | <ulink url="&blfs-wiki;/curl"/>
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| 112 | </para>
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[bf8ac01] | 113 | </sect2>
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[dc775a26] | 114 |
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[bf8ac01] | 115 | <sect2 role="installation">
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[3e89149] | 116 | <title>Installation of cURL</title>
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[dc775a26] | 117 |
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[355495ce] | 118 | <para>
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| 119 | Install <application>cURL</application> by running the following
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| 120 | commands:
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| 121 | </para>
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[dc775a26] | 122 |
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[f25b43cb] | 123 | <screen><userinput>./configure --prefix=/usr \
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[fdd7a91] | 124 | --disable-static \
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[b9e1a58] | 125 | --enable-threaded-resolver &&
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[bf8ac01] | 126 | make</userinput></screen>
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[dc775a26] | 127 |
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[ac38e9dc] | 128 | <!-- <para>
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[fcf1fd62] | 129 | Running the test suite is optional. About 2% of the tests fail. Increase
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| 130 | in test time by each failed test is about 10%. Tests SBU above was
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| 131 | obtained disabling failing tests, with:
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[355495ce] | 132 | </para>
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[dc775a26] | 133 |
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[f346a49] | 134 | <screen><userinput>cat >> tests/data/DISABLED << "EOF"
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[fcf1fd62] | 135 | <literal>564
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| 136 | 700
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| 137 | 701
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| 138 | 703
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| 139 | 706
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| 140 | 707
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| 141 | 708
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| 142 | 709
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| 143 | 710
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| 144 | 711
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[ac38e9dc] | 145 | 712</literal>
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[fcf1fd62] | 146 | EOF</userinput></screen>
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| 147 |
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[71c31f5] | 148 | I had the following fail:
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| 149 | 300 301 303 304 306 309 310 311 312 325
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| 150 | 400 401 403 406 407 408 409 560 1112 2034
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| 151 | 2035 2037 2038 2041 2042
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| 152 |
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| 153 | - Bruce 20151016
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| 154 |
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| 155 | Tests may be using capabilites removed from recent ssh due to
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| 156 | security issues.
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| 157 |
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| 158 |
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[fcf1fd62] | 159 | <para>
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| 160 | and running <command>make test</command>.
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[71c31f5] | 161 | </para>-->
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[ac38e9dc] | 162 |
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| 163 | <para>
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[71c31f5] | 164 | To run the test suite, issue: <command>make test</command>.<!-- Some
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| 165 | tests (up to 2%) may fail due to timing issues, kernel configuration,
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| 166 | or other issues.-->
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[fcf1fd62] | 167 | </para>
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[f346a49] | 168 |
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[355495ce] | 169 | <para>
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| 170 | Now, as the <systemitem class="username">root</systemitem>
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| 171 | user:
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| 172 | </para>
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[dc775a26] | 173 |
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[874fec7f] | 174 | <screen role="root"><userinput>make install &&
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[71c31f5] | 175 |
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[cecac4d] | 176 | cp -a docs docs-save &&
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| 177 | rm -rf docs/examples/.deps &&
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| 178 |
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[71c31f5] | 179 | find docs \( -name Makefile\* \
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| 180 | -o -name \*.1 \
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| 181 | -o -name \*.3 \) \
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| 182 | -exec rm {} \; &&
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| 183 | install -v -d -m755 /usr/share/doc/curl-&curl-version; &&
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[cecac4d] | 184 | cp -v -R docs/* /usr/share/doc/curl-&curl-version; &&
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| 185 |
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| 186 | rm -rf docs &&
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| 187 | mv -i docs-save doc</userinput></screen>
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[71c31f5] | 188 |
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| 189 | <para>
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| 190 | Simple tests to the new installed <command>curl</command>:
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| 191 | <command>curl --trace-ascii debugdump.txt http://www.example.com/</command>
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| 192 | and
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| 193 | <command>curl --trace-ascii d.txt --trace-time http://example.com/</command>.
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| 194 | Inspect the locally created trace files <filename>debugdump.txt</filename>
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| 195 | and <filename>d.txt</filename>, which contain version downloaded
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| 196 | files information, etc. One file has the time for each action logged.
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| 197 | </para>
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[bf8ac01] | 198 | </sect2>
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[dc775a26] | 199 |
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[bf8ac01] | 200 | <sect2 role="commands">
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| 201 | <title>Command Explanations</title>
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[dc775a26] | 202 |
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[c627795] | 203 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 204 | href="../../xincludes/static-libraries.xml"/>
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[71c31f5] | 205 |
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[fdd7a91] | 206 | <para>
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| 207 | <parameter>--enable-threaded-resolver</parameter>: This switch enables
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| 208 | <application>cURL</application>'s builtin threaded DNS resolver.
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| 209 | </para>
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| 210 |
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[355495ce] | 211 | <para>
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| 212 | <option>--with-gssapi</option>: This parameter adds
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| 213 | <application>Kerberos 5</application> support to
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| 214 | <filename class="libraryfile">libcurl</filename>.
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| 215 | </para>
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| 216 |
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| 217 | <para>
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| 218 | <option>--without-ssl --with-gnutls</option>: Use to
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| 219 | build with <application>GnuTLS</application> support
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| 220 | instead of <application>OpenSSL</application> for SSL/TLS.
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| 221 | </para>
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[b834dfc7] | 222 |
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[355495ce] | 223 | <para>
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[71c31f5] | 224 | <command>find docs ... -exec rm {} \;</command>: This command removes
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[355495ce] | 225 | <filename>Makefiles</filename> and man files from the documentation
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[ac38e9dc] | 226 | directory that would otherwise be installed by the commands that follow.
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[355495ce] | 227 | </para>
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[32a8ca3] | 228 |
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[bf8ac01] | 229 | </sect2>
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[dc775a26] | 230 |
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[bf8ac01] | 231 | <sect2 role="content">
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| 232 | <title>Contents</title>
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[dc775a26] | 233 |
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[bf8ac01] | 234 | <segmentedlist>
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| 235 | <segtitle>Installed Programs</segtitle>
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| 236 | <segtitle>Installed Library</segtitle>
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| 237 | <segtitle>Installed Directories</segtitle>
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[dc775a26] | 238 |
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[bf8ac01] | 239 | <seglistitem>
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[355495ce] | 240 | <seg>
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| 241 | curl and curl-config
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| 242 | </seg>
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| 243 | <seg>
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| 244 | libcurl.so
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| 245 | </seg>
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| 246 | <seg>
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| 247 | /usr/include/curl and
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| 248 | /usr/share/doc/curl-&curl-version;
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| 249 | </seg>
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[bf8ac01] | 250 | </seglistitem>
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| 251 | </segmentedlist>
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[dc775a26] | 252 |
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[bf8ac01] | 253 | <variablelist>
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| 254 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 255 | <?dbfo list-presentation="list"?>
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| 256 | <?dbhtml list-presentation="table"?>
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[dc775a26] | 257 |
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[bf8ac01] | 258 | <varlistentry id="curl-prog">
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| 259 | <term><command>curl</command></term>
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| 260 | <listitem>
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[355495ce] | 261 | <para>
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| 262 | is a command line tool for transferring files with URL syntax.
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[32a8ca3] | 263 | </para>
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[bf8ac01] | 264 | <indexterm zone="curl curl-prog">
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| 265 | <primary sortas="b-curl">curl</primary>
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| 266 | </indexterm>
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| 267 | </listitem>
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| 268 | </varlistentry>
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[dc775a26] | 269 |
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[bf8ac01] | 270 | <varlistentry id="curl-config">
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| 271 | <term><command>curl-config</command></term>
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| 272 | <listitem>
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[355495ce] | 273 | <para>
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| 274 | prints information about the last compile, like libraries
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| 275 | linked to and prefix setting.
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| 276 | </para>
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[bf8ac01] | 277 | <indexterm zone="curl curl-config">
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| 278 | <primary sortas="b-curl-config">curl-config</primary>
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| 279 | </indexterm>
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| 280 | </listitem>
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| 281 | </varlistentry>
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[dc775a26] | 282 |
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[bf8ac01] | 283 | <varlistentry id="libcurl">
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[874fec7f] | 284 | <term><filename class="libraryfile">libcurl.so</filename></term>
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[bf8ac01] | 285 | <listitem>
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[355495ce] | 286 | <para>
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| 287 | provides the API functions required by
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| 288 | <command>curl</command> and other programs.
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| 289 | </para>
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[bf8ac01] | 290 | <indexterm zone="curl libcurl">
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[874fec7f] | 291 | <primary sortas="c-libcurl">libcurl.so</primary>
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[bf8ac01] | 292 | </indexterm>
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| 293 | </listitem>
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| 294 | </varlistentry>
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[355495ce] | 295 |
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[bf8ac01] | 296 | </variablelist>
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[355495ce] | 297 |
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[bf8ac01] | 298 | </sect2>
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[355495ce] | 299 |
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[f45b1953] | 300 | </sect1>
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