xref: /dragonfly/share/man/man7/release.7 (revision 65cc0652)
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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 May 9, 2015
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.El
117.Pp
118During the process of rolling a release a check is performed to find
119out if external packages to be put on the CD exist on your system.
120If they cannot be found, the release process will stop and give
121proper commands for downloading and setting up these packages.
122.Sh ENVIRONMENT
123.Bl -tag -width ".Va DPORTS_EXTRA_PACKAGES"
124.It Va ISODIR
125Default prefix of
126.Va ISOFILE
127and
128.Va ISOROOT
129(default is
130.Pa /usr/obj/release ) .
131.It Va ISOFILE
132Name of the ISO image to generate (default is
133.Pa /usr/obj/release/dfly.iso ) .
134.It Va ISOROOT
135Location where the image contents are installed to before the ISO is prepared.
136.It Va KERNCONF
137Kernel configuration(s) to use.
138.It Va PKGBIN_MKISOFS
139Location of the
140.Xr mkisofs 8
141utility which is to be used during the build.
142.It Va DPORTS_PACKAGES
143List of packages to be added to the ISO.
144.It Va DPORTS_EXTRA_PACKAGES
145List of packages, in addition to
146.Va DPORTS_PACKAGES ,
147to be added to the ISO.
148.It Va DPORTS_PATH
149Location of the
150.Xr dports 7
151tree to be used for package building.
152.It Va WITHOUT_SRCS
153If set, this variable will prevent source code from being copied to
154the ISO image.
155.It Va IMGFILE
156The name of the image file (default is
157.Pa /usr/obj/release/dfly.img ) .
158.It Va IMGMNT
159The mount point for the image (default is
160.Pa /usr/obj/release/mnt ) .
161.It Va IMGUSBDEV
162The disk device to use in the image's
163.Xr fstab 5
164(default is
165.Pa /dev/da8 ) .
166.El
167.Sh FILES
168.Bl -tag -compact -width ".Pa src/nrelease/Makefile"
169.It Pa /etc/make.conf
170.It Pa src/Makefile
171.It Pa src/Makefile.inc1
172.It Pa src/nrelease/Makefile
173.El
174.Sh EXAMPLES
175The following sequence of commands is used to build a standard
176.Dx 2.0
177installation CD image (assuming that a local git repository is
178available, see
179.Xr development 7
180for how to get this):
181.Bd -literal -offset indent
182cd /usr/src
183git checkout -b rel2_0 crater/DragonFly_RELEASE_2_0
184cd nrelease
185make release
186.Ed
187.Pp
188After running these commands, the image will be available in the
189.Pa /usr/obj/release
190directory.
191.\".Pp
192.\"The steps required for engineering a release are documented in (CVS)
193.\".Pa doc/notes/release.txt
194.\"(how to branch the CVS tree etc.)
195.\"They were put in an out of the way place so normal developers would not
196.\"accidentally try to run the commands in question.
197.Sh SEE ALSO
198.Xr git 1 ,
199.Xr make 1 ,
200.Xr make.conf 5 ,
201.Xr build 7 ,
202.Xr development 7 ,
203.Xr dports 7
204.Sh HISTORY
205The
206.Nm
207framework was added in
208.Dx 1.0
209to implement the idea of a
210.Dq "live CD" .
211.Sh AUTHORS
212.An -nosplit
213The
214.Nm
215infrastructure was written by
216.An Matthew Dillon .
217This manual page was written by
218.An Sascha Wildner .
219