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rlm@1
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1 The point of this system to to
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rlm@1
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2
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3 1. Determine the provenence of every file on my system.
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4 2. Always have an "undo" button.
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5
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6 These criteria have evolved from my frustrations
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rlm@1
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7 with my previous LFS system.
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8
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9
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10 User expreience:
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11
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12 Suppose I want to install emacs.
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13
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14 here's a sample terminal session
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15
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16 $ pkg emacs "a text editor"
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17 > creating user emacs.
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18 > cd /pkg/emacs
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19
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20 $ wget http://emacs.com/emacs.tar.bz2
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21 > downloaded emacs.tar.bz2
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22
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23 $ unp emacs.tar.bz2; cd emacs; configure;
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24 make install;
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25 > install stuff..
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26
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27 $ hg st
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28 > a bunch of files are added
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29
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30 1. Say I don't want emacs after all.
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31 $ hg purge; hg revert --all
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32
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33 2. Complete emacs instilation
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34 > hg addr; hg commit -m "emacs."
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35
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36 (this commits as the emacs user)
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37
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38 3. can examine provenance of information
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39 $ pkg-report emacs
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40 > package emacs owns the following files:
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41 > emacs
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42 > man/emacs
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43 > ....
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44
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45 4. see all the commits that the "emacs" user made.
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46 $ pkg-history emacs
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47 > <filtered mercurial log>
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48
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49 5. remove a package in its entirety
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50 $ pkg-remove emacs
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51 > removed
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52 > <list of files>
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53
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rlm@12
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54 the root-level mercurial repository is owned by
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55 hg-commiter:hg-wheel, where hg-committer is the
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56 user for which the "hg" alise for each package
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57 user is setuid.
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58
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59 high level users can be added to hg-heel to
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60 administer the root-level mercurial repsitory,
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61 which will allow them to do things like hg log, hg
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62 purge, etc.
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63
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