xref: /dragonfly/share/man/man7/release.7 (revision d14dcb45)
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31.\" $FreeBSD: src/share/man/man7/release.7,v 1.3.2.6 2003/04/12 20:42:30 murray Exp $
32.\"
33.Dd November 1, 2019
34.Dt NRELEASE 7
35.Os
36.Sh NAME
37.Nm nrelease
38.Nd release building infrastructure
39.Sh DESCRIPTION
40.Dx
41provides a complete build environment suitable for users to make
42full releases of the
43.Dx
44operating system.
45All of the tools necessary to build releases are available from the
46git repository in
47.Pa src/nrelease .
48A complete release (that is, a live CD) can actually be built with
49only a single command.
50This command is aptly named
51.Dq Li "make release" .
52.Pp
53This document does not cover source code management, quality
54assurance, or other aspects of the release engineering process.
55.Sh TARGETS
56The release Makefile
57.Pq Pa src/nrelease/Makefile
58defines a number of targets which are roughly modeled after the
59targets used for building the system.
60.Bl -tag -width ".Cm realquickrel"
61.It Cm help
62Offer some help.
63.It Cm release
64Builds world and kernel, installs them, adds packages and prepares the ISO
65image.
66.It Cm quickrel
67Same as
68.Cm release
69but uses the
70.Cm quickworld
71target (alias
72.Cm quick ) .
73.It Cm realquickrel
74Same as
75.Cm release
76but uses the
77.Cm realquickworld
78target (alias
79.Cm realquick ) .
80.It Cm clean
81Removes the ISO root directory and object files.
82.It Cm realclean
83Same as
84.Cm clean
85but also removes external packages.
86.El
87.Pp
88The
89.Cm quickrel
90and
91.Cm realquickrel
92targets will only work if a full
93.Cm buildworld
94and
95.Cm buildkernel
96have been done before.
97For a description of the corresponding build targets, see
98.Xr build 7 .
99.Pp
100A number of additional targets may be specified along with
101.Cm release ,
102.Cm quickrel ,
103or
104.Cm realquickrel
105to add additional features:
106.Bl -tag -width ".Cm realquickrel"
107.It Cm gui
108Adds
109.Xr Xorg 1
110along with some additional applications to the ISO (LiveDVD).
111.It Cm nopkgs
112Do not add any packages (for debugging purposes).
113This is equivalent to setting
114.Va DPORTS_PACKAGES
115empty.
116.It Cm binpkgs
117Install binary packages using
118.Xr pkg 8
119instead of building them from
120.Xr dports 7 .
121.El
122.Pp
123During the process of rolling a release a check is performed to find
124out if external packages to be put on the CD exist on your system.
125If they cannot be found, the release process will stop and give
126proper commands for downloading and setting up these packages.
127.Sh ENVIRONMENT
128.Bl -tag -width ".Va DPORTS_EXTRA_PACKAGES"
129.It Va DPORTS_PACKAGES
130List of packages to be added to the ISO.
131.It Va DPORTS_EXTRA_PACKAGES
132List of packages, in addition to
133.Va DPORTS_PACKAGES ,
134to be added to the ISO.
135.It Va DPORTS_PATH
136Location of the
137.Xr dports 7
138tree to be used for package building.
139.It Va GITURL_SRC
140The Git URL to the system source repository.
141.It Va GITURL_DPORTS
142The Git URL to the
143.Xr dports 7
144repository.
145.It Va IMGFILE
146The name of the image file (default is
147.Pa /usr/obj/release/dfly.img ) .
148.It Va IMGMNT
149The mount point for the image (default is
150.Pa /usr/obj/release/mnt ) .
151.It Va IMGSIZE
152The size of the IMG file (in units of 512-byte sector).
153The default size is determined from the actual content by leaving about
154600 MB free space.
155.It Va ISODIR
156Default prefix of
157.Va ISOFILE
158and
159.Va ISOROOT
160(default is
161.Pa /usr/obj/release ) .
162.It Va ISOFILE
163Name of the ISO image to generate (default is
164.Pa /usr/obj/release/dfly.iso ) .
165.It Va ISOROOT
166Location where the image contents are installed to before the ISO is prepared.
167.It Va KERNCONF
168Kernel configuration to use.
169.It Va LABEL
170The name of the
171.Xr disklabel64 5
172slice in the IMG file and is used to identify the installation USB device.
173The is also the volume ID of the ISO file.
174.It Va MAKE_JOBS
175The number of make jobs (default is the value of sysctl
176.Va hw.ncpu ) .
177.It Va PKG_ Ns Aq Ar port
178Specify the binary package name for port
179.Dq port .
180.It Va WITHOUT_SRCS
181If set, this variable will prevent source code from being copied to
182the ISO image.
183.El
184.Sh FILES
185.Bl -tag -compact -width ".Pa src/nrelease/Makefile"
186.It Pa /etc/make.conf
187.It Pa src/Makefile
188.It Pa src/Makefile.inc1
189.It Pa src/nrelease/Makefile
190.El
191.Sh EXAMPLES
192The following sequence of commands is used to build a standard
193.Dx 2.0
194installation CD image (assuming that a local git repository is
195available, see
196.Xr development 7
197for how to get this):
198.Bd -literal -offset indent
199cd /usr/src
200git checkout -b rel2_0 crater/DragonFly_RELEASE_2_0
201cd nrelease
202make release
203.Ed
204.Pp
205After running these commands, the image will be available in the
206.Pa /usr/obj/release
207directory.
208.\".Pp
209.\"The steps required for engineering a release are documented in (CVS)
210.\".Pa doc/notes/release.txt
211.\"(how to branch the CVS tree etc.)
212.\"They were put in an out of the way place so normal developers would not
213.\"accidentally try to run the commands in question.
214.Sh SEE ALSO
215.Xr git 1 ,
216.Xr make 1 ,
217.Xr make.conf 5 ,
218.Xr build 7 ,
219.Xr development 7 ,
220.Xr dports 7
221.Sh HISTORY
222The
223.Nm
224framework was added in
225.Dx 1.0
226to implement the idea of a
227.Dq "live CD" .
228.Sh AUTHORS
229.An -nosplit
230The
231.Nm
232infrastructure was written by
233.An Matthew Dillon .
234This manual page was written by
235.An Sascha Wildner .
236