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       tinstall.1 - plan9port - [fork] Plan 9 from user space
  HTML git clone git://src.adamsgaard.dk/plan9port
   DIR Log
   DIR Files
   DIR Refs
   DIR README
   DIR LICENSE
       ---
       tinstall.1 (3392B)
       ---
            1 .TH INSTALL 1
            2 .SH NAME
            3 install \- notes about Plan 9 from User Space installation
            4 .SH SYNOPSIS
            5 .B
            6 cd \*9; ./INSTALL
            7 [
            8 .B -b
            9 |
           10 .B -c
           11 ] [
           12 .B -r
           13 .I path
           14 ]
           15 .SH DESCRIPTION
           16 To obtain the Plan 9 tree, use Git
           17 (see
           18 .MR git (1) )
           19 or download a tar file from
           20 .HR https://9fans.github.io/plan9port "" .
           21 .PP
           22 The tree can be unpacked anywhere, but the
           23 usual place is
           24 .BR /usr/local/plan9 .
           25 In the root of the tree, run
           26 .BR ./INSTALL .
           27 This script builds the Plan 9 build program
           28 .MR mk (1)
           29 if necessary,
           30 cleans all previously built object files and libraries out of the tree,
           31 rebuilds and installs everything, and then cleans up.
           32 .PP
           33 There are a few files in tree which have the root
           34 hard-coded in them.
           35 After the build,
           36 .I INSTALL
           37 edits these files to replace the string
           38 .B /usr/local/plan9
           39 with the name of the root of the current tree.
           40 .PP
           41 Finally,
           42 .I INSTALL
           43 builds an HTML version of the manual and installs it in
           44 .BR \*9/man .
           45 .PP
           46 The installation can be thought of as two steps:
           47 build all the binaries, and then edit files as necessary
           48 to fix the references to the installation root.
           49 If necessary, these can be run separately.
           50 Given the
           51 .B -b
           52 flag,
           53 .I INSTALL
           54 performs only the first step.
           55 Given the
           56 .B -c
           57 flag,
           58 .I INSTALL
           59 performs only the second step.
           60 The first step can be done with the tree in a temporary work directory,
           61 but the second step must be done once the tree is in its final location.
           62 If you want to build the project in one location and then install into
           63 another location, use
           64 .B -r
           65 .I path
           66 to specify the
           67 .I final
           68 location of Plan9 tree.
           69 These flags are only necessary when trying to conform to the
           70 expectations of certain package management systems.
           71 .PP
           72 At the end of the installation,
           73 .I INSTALL
           74 prints suggested settings for the environment variables
           75 .B $PLAN9
           76 and
           77 .BR $PATH .
           78 .PP
           79 .I INSTALL
           80 writes various autodetected settings to
           81 .BR \*9/config .
           82 The file
           83 .B \*9/LOCAL.config
           84 is appended to
           85 .B config
           86 after this auto-detection and can be used to override the choices.
           87 If
           88 .B LOCAL.config
           89 contains a line
           90 .B WSYSTYPE=nowsys
           91 then the system is built without using X11.
           92 .B LOCAL.config
           93 may also list settings for
           94 .B CC9
           95 (the host C compiler)
           96 and
           97 .B CC9FLAGS
           98 (any additional flags to pass to the compiler).
           99 Values more complex than single words should be quoted
          100 with single quotes.
          101 .PP
          102 On most Linux systems, the X11 header packages need to be installed
          103 to build using X11.  On Debian. the required packages are
          104 libfontconfig1-dev, libx11-dev, libxext-dev, and libxt-dev.
          105 On Ubuntu, it suffices to install xorg-dev.
          106 .PP
          107 .I INSTALL
          108 can safely be repeated to rebuild the system from scratch.
          109 .PP
          110 Once the system is built for the first time,
          111 it can be maintained and rebuilt using
          112 .MR mk (1) .
          113 To rebuild individual commands or libraries,
          114 run
          115 .B mk
          116 .B install
          117 and
          118 .B mk
          119 .B clean
          120 in the appropriate source directory
          121 (see
          122 .MR src (1) ).
          123 .SH FILES
          124 .TP
          125 .B \*9/lib/moveplan9.files
          126 the list of files that need to have
          127 .B /usr/local/plan9
          128 edited out of them
          129 .TP
          130 .B \*9/lib/moveplan9.sh
          131 the script that edits the files
          132 .TP
          133 .B \*9/src/mkmk.sh
          134 the shell script used to build
          135 .MR mk (1)
          136 .TP
          137 .B \*9/dist/manweb
          138 the shell script that builds the HTML manual
          139 .TP
          140 .B \*9/man/index.html
          141 the top-level page in the HTML version of the manual
          142 .TP
          143 .B \*9/install.log
          144 logged output from the last run of
          145 .I INSTALL
          146 .TP
          147 .B \*9/install.sum
          148 a summary of
          149 .B install.log
          150 .SH SEE ALSO
          151 .MR intro (1) ,
          152 .MR git (1)