Difference between revisions of "UnixCompile"
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== Prepare your environment == | == Prepare your environment == | ||
− | VLC requires a | + | VLC requires a C11 compiler, development headers and a toolchain. |
− | If you build from the [[Git]] repositories, you will also need the GNU build system, | + | '''gcc''' (version 4.9 or later) is recommended, but '''clang/LLVM''' are known to work as well. |
+ | |||
+ | If you build from the [[Git]] repositories, you will also need the GNU build system, also known as the "autotools" (autoconf, automake, libtool and gettext) to setup the Makefiles. Make sure they are up-to-date and usable for your system. | ||
+ | |||
+ | On Fedora: | ||
+ | |||
+ | {{$}} sudo yum install git libtool pkgconfig | ||
+ | |||
+ | On Debian or Ubuntu: | ||
+ | |||
+ | {{$}} sudo apt-get install git g++ make libtool automake autopoint pkg-config flex bison lua5.2 | ||
+ | |||
+ | On Arch | ||
+ | {{$}} sudo pacman -S base-devel git pkg-config autoconf automake | ||
== Get the source == | == Get the source == | ||
Start by [[GetTheSource|getting the source]], using FTP for official releases, or using [[Git]] to track VLC development. | Start by [[GetTheSource|getting the source]], using FTP for official releases, or using [[Git]] to track VLC development. | ||
− | If | + | If you are using the [[Git]] development version, start by bootstrapping the source tree: |
− | + | {{$}} git clone git://git.videolan.org/vlc.git | |
− | + | {{$}} cd vlc | |
− | + | {{$}} ./bootstrap | |
+ | Bootstrapping will fail if 'autotools' is missing or out-of-date. | ||
− | If you are using the | + | If you are using an official release, download source code, extract the archive and go into the resulting VLC directory, e.g.: |
− | + | {{$}} wget ftp://ftp.videolan.org/pub/videolan/vlc/{{VLC:latest version}}/vlc-{{VLC:latest version}}.tar.xz | |
− | + | {{$}} tar xvJf vlc-{{VLC:latest version}}.tar.xz | |
− | + | {{$}} cd vlc-{{VLC:latest version}} | |
== Get the third-party libraries == | == Get the third-party libraries == | ||
− | Now you | + | Now you can almost [[configure]] the VLC build. But first, you need to make sure that all the required dependencies are in place. |
− | + | You must install and enable all the necessary underlying libraries. If you fail to install a required library, either the configure script or (more likely) you will end up with a crippled VLC program. Furthermore keep in mind that whilst build a program (in this case, VLC), you need to install the '''development packages''' (development header files and import libraries), not just the run-time libraries. On Debian/Ubuntu, the correct package names end with -dev. On RPM distributions, they usually end in -devel. | |
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− | ''' | ||
− | '''Be careful!''' If the libraries are not provided by your distribution, you may be better off linking VLC with them statically. | + | '''Be careful!''' If the libraries are not provided by your distribution, you may be better off linking VLC with them statically. See the "Contrib" method. |
There are a several ways to get those libraries. You should use only one method at a time: | There are a several ways to get those libraries. You should use only one method at a time: | ||
=== The preferred method === | === The preferred method === | ||
− | + | ||
+ | Installing the dependencies from the package or portage system is generally much easier and faster. However this only works if your distribution actually ships the necessary libraries. Otherwise, you may need to use the contribs method (see below). It is also possible to combine both methods, picking only the missing bits and pieces from contribs. | ||
+ | |||
+ | ==== Debian ==== | ||
For example on Debian or Ubuntu: | For example on Debian or Ubuntu: | ||
− | + | {{$}} sudo apt-get build-dep vlc | |
+ | |||
+ | ==== OpenSuSE ==== | ||
+ | openSUSE users might have a look at the source-install (si) command in the zypper manpage: | ||
+ | {{$}} sudo zypper si -d vlc | ||
+ | |||
+ | '''Note:''' To get the libraries, you must first add the VLC repositories to your system repositories. | ||
+ | For example in openSUSE: | ||
+ | {{$}} sudo zypper ar http://download.videolan.org/pub/vlc/SuSE/<openSUSEversion> VLC | ||
+ | You should replace <openSUSEversion> with the version of your system (12.1, 11.4, 11.3, 11.2 or 11.1) | ||
− | === The method | + | === The "Contrib" method === |
− | If your distribution does not provide the needed libraries | + | If your distribution does not provide the needed libraries or if you really need to link VLC statically, use the VLC contribs system, included in the VLC source. |
− | or you really | ||
− | First, you need to install the GNU autotools (if you have not already done so), CMake, subversion, Git and a recent GNU/tar utility or equivalent. | + | First, you need to install the GNU autotools (if you have not already done so), CMake, subversion, Git and a recent GNU/tar utility or equivalent. |
− | + | {{prompt|root}} apt-get install subversion yasm cvs cmake ragel | |
− | |||
− | |||
− | |||
− | |||
− | + | Then you can run: | |
− | + | {{$}} cd contrib | |
− | + | {{$}} mkdir native | |
− | + | {{$}} cd native | |
+ | {{$}} ../bootstrap | ||
+ | {{$}} make | ||
That should download and build a lot of those libraries for you. Unfortunately, given the large number of libraries and the variety of the platforms people build VLC for, it is not unlikely that you will hit an error while contribs are compiling. Thus, this approach is only recommended for experienced Unix compilers. | That should download and build a lot of those libraries for you. Unfortunately, given the large number of libraries and the variety of the platforms people build VLC for, it is not unlikely that you will hit an error while contribs are compiling. Thus, this approach is only recommended for experienced Unix compilers. | ||
− | === | + | === Regardless of the method === |
− | + | In any case, some basic OS support libraries are not included and must really be installed through the packaging system in any case, notably [[ALSA]], [[PulseAudio]] and OpenGL. | |
− | == | + | == Configuration == |
− | + | <code>./configure</code> is used to check whether your system is able to compile VLC. Also you can choose the features in your build. As a reminder, this command will show the various options: | |
+ | {{$}} ./configure --help | ||
− | + | For most users, <code>./configure</code> does not require any command-line options. | |
− | + | ||
+ | By default, features to be compiled are chosen automatically depending on what libraries are detected as available. If the contribs have been compiled first, the resulting VLC will be reasonably functional. | ||
+ | |||
+ | Note that libraries that are not in the default prefix, and not in vlc contribs, must be known to pkg-config in order for <code>./configure</code> to find them. Use ''PKG_CONFIG_PATH'' for this. | ||
− | + | There are some features that are disabled (not compiled) by default. If you want them, they must be forced on by using configure flags. You can find a list of these features by searching for "disabled" in <code>./configure --help</code>. | |
− | |||
− | |||
− | |||
− | |||
− | === | + | === Prefix === |
If you want to install VLC into another directory, run | If you want to install VLC into another directory, run | ||
− | + | {{$}} ./configure --prefix=/path/to/install/folder/ | |
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− | + | You can find example of configure in the [[Configure]] page of this wiki. | |
== Compilation == | == Compilation == | ||
Compile VLC: | Compile VLC: | ||
− | + | {{$}} make | |
You do not need to install VLC to use it. You can also simply run it from the build directory: | You do not need to install VLC to use it. You can also simply run it from the build directory: | ||
− | + | {{prompt|root}} ./vlc | |
If you really want to install VLC to the system, run this as root: | If you really want to install VLC to the system, run this as root: | ||
− | + | {{prompt|root}} make install | |
You can uninstall later with this, but you need to keep the build tree untouched until then: | You can uninstall later with this, but you need to keep the build tree untouched until then: | ||
− | + | {{prompt|root}} make uninstall | |
To remove files created during the compile (optional) type: | To remove files created during the compile (optional) type: | ||
− | + | {{$}} make clean | |
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== Troubleshooting / common problems == | == Troubleshooting / common problems == | ||
Line 129: | Line 117: | ||
On Debian/Ubuntu: | On Debian/Ubuntu: | ||
− | + | {{$}} sudo apt-get install lua5.1 | |
On Fedora: | On Fedora: | ||
− | + | {{$}} sudo yum install lua | |
=== XCB === | === XCB === | ||
Line 139: | Line 127: | ||
To install these libraries run the following commands (Debian/Ubuntu): | To install these libraries run the following commands (Debian/Ubuntu): | ||
− | + | {{$}} sudo apt-get install libxcb-shm0-dev libxcb-xv0-dev libxcb-keysyms1-dev libxcb-randr0-dev libxcb-composite0-dev | |
+ | |||
+ | Under Fedora: | ||
+ | {{$}} sudo yum install libxcb-devel xcb-util-devel | ||
− | For OpenGL, you will additionally need XLib with XCB: | + | For OpenGL (Debian/Ubuntu only), you will additionally need XLib with XCB: |
− | + | {{$}} sudo apt-get install libx11-xcb-dev | |
If your distribution provides a version of XLib without XCB, then this later package will not be available. So you will not be able to use OpenGL. Use XVideo instead. | If your distribution provides a version of XLib without XCB, then this later package will not be available. So you will not be able to use OpenGL. Use XVideo instead. | ||
+ | |||
+ | === Compile fails after git pull === | ||
+ | |||
+ | It is likely that the sources in the repository have changed significantly since they were last pulled, and a build system cache has gone out of date. Try the troubleshooting methods described in the [[Hacker_Guide/How_To_Write_a_Module#Module_load_troubleshooting|hacker guide for modules]]. | ||
[[Category:Building]] | [[Category:Building]] | ||
+ | [[Category:GNU/Linux]] |
Latest revision as of 17:06, 19 March 2022
Contents
Prepare your environment
VLC requires a C11 compiler, development headers and a toolchain.
gcc (version 4.9 or later) is recommended, but clang/LLVM are known to work as well.
If you build from the Git repositories, you will also need the GNU build system, also known as the "autotools" (autoconf, automake, libtool and gettext) to setup the Makefiles. Make sure they are up-to-date and usable for your system.
On Fedora:
$ sudo yum install git libtool pkgconfig
On Debian or Ubuntu:
$ sudo apt-get install git g++ make libtool automake autopoint pkg-config flex bison lua5.2
On Arch
$ sudo pacman -S base-devel git pkg-config autoconf automake
Get the source
Start by getting the source, using FTP for official releases, or using Git to track VLC development.
If you are using the Git development version, start by bootstrapping the source tree:
$ git clone git://git.videolan.org/vlc.git $ cd vlc $ ./bootstrap
Bootstrapping will fail if 'autotools' is missing or out-of-date.
If you are using an official release, download source code, extract the archive and go into the resulting VLC directory, e.g.:
$ wget ftp://ftp.videolan.org/pub/videolan/vlc/3.0.12/vlc-3.0.12.tar.xz $ tar xvJf vlc-3.0.12.tar.xz $ cd vlc-3.0.12
Get the third-party libraries
Now you can almost configure the VLC build. But first, you need to make sure that all the required dependencies are in place.
You must install and enable all the necessary underlying libraries. If you fail to install a required library, either the configure script or (more likely) you will end up with a crippled VLC program. Furthermore keep in mind that whilst build a program (in this case, VLC), you need to install the development packages (development header files and import libraries), not just the run-time libraries. On Debian/Ubuntu, the correct package names end with -dev. On RPM distributions, they usually end in -devel.
Be careful! If the libraries are not provided by your distribution, you may be better off linking VLC with them statically. See the "Contrib" method.
There are a several ways to get those libraries. You should use only one method at a time:
The preferred method
Installing the dependencies from the package or portage system is generally much easier and faster. However this only works if your distribution actually ships the necessary libraries. Otherwise, you may need to use the contribs method (see below). It is also possible to combine both methods, picking only the missing bits and pieces from contribs.
Debian
For example on Debian or Ubuntu:
$ sudo apt-get build-dep vlc
OpenSuSE
openSUSE users might have a look at the source-install (si) command in the zypper manpage:
$ sudo zypper si -d vlc
Note: To get the libraries, you must first add the VLC repositories to your system repositories. For example in openSUSE:
$ sudo zypper ar http://download.videolan.org/pub/vlc/SuSE/<openSUSEversion> VLC
You should replace <openSUSEversion> with the version of your system (12.1, 11.4, 11.3, 11.2 or 11.1)
The "Contrib" method
If your distribution does not provide the needed libraries or if you really need to link VLC statically, use the VLC contribs system, included in the VLC source.
First, you need to install the GNU autotools (if you have not already done so), CMake, subversion, Git and a recent GNU/tar utility or equivalent.
# apt-get install subversion yasm cvs cmake ragel
Then you can run:
$ cd contrib $ mkdir native $ cd native $ ../bootstrap $ make
That should download and build a lot of those libraries for you. Unfortunately, given the large number of libraries and the variety of the platforms people build VLC for, it is not unlikely that you will hit an error while contribs are compiling. Thus, this approach is only recommended for experienced Unix compilers.
Regardless of the method
In any case, some basic OS support libraries are not included and must really be installed through the packaging system in any case, notably ALSA, PulseAudio and OpenGL.
Configuration
./configure
is used to check whether your system is able to compile VLC. Also you can choose the features in your build. As a reminder, this command will show the various options:
$ ./configure --help
For most users, ./configure
does not require any command-line options.
By default, features to be compiled are chosen automatically depending on what libraries are detected as available. If the contribs have been compiled first, the resulting VLC will be reasonably functional.
Note that libraries that are not in the default prefix, and not in vlc contribs, must be known to pkg-config in order for ./configure
to find them. Use PKG_CONFIG_PATH for this.
There are some features that are disabled (not compiled) by default. If you want them, they must be forced on by using configure flags. You can find a list of these features by searching for "disabled" in ./configure --help
.
Prefix
If you want to install VLC into another directory, run
$ ./configure --prefix=/path/to/install/folder/
You can find example of configure in the Configure page of this wiki.
Compilation
Compile VLC:
$ make
You do not need to install VLC to use it. You can also simply run it from the build directory:
# ./vlc
If you really want to install VLC to the system, run this as root:
# make install
You can uninstall later with this, but you need to keep the build tree untouched until then:
# make uninstall
To remove files created during the compile (optional) type:
$ make clean
Troubleshooting / common problems
Lua
You may need to install Lua if you get "LUA byte compiler missing." message. You namely need to install "luac", the Lua byte compiler.
On Debian/Ubuntu:
$ sudo apt-get install lua5.1
On Fedora:
$ sudo yum install lua
XCB
VLC 1.1 and later requires XCB libraries to deal with X11 displays. Do not disable XCB or you will not get any video support!
To install these libraries run the following commands (Debian/Ubuntu):
$ sudo apt-get install libxcb-shm0-dev libxcb-xv0-dev libxcb-keysyms1-dev libxcb-randr0-dev libxcb-composite0-dev
Under Fedora:
$ sudo yum install libxcb-devel xcb-util-devel
For OpenGL (Debian/Ubuntu only), you will additionally need XLib with XCB:
$ sudo apt-get install libx11-xcb-dev
If your distribution provides a version of XLib without XCB, then this later package will not be available. So you will not be able to use OpenGL. Use XVideo instead.
Compile fails after git pull
It is likely that the sources in the repository have changed significantly since they were last pulled, and a build system cache has gone out of date. Try the troubleshooting methods described in the hacker guide for modules.