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revision 1.2 by edhill, Thu Dec 4 16:20:41 2003 UTC revision 1.3 by edhill, Thu Dec 4 17:02:02 2003 UTC
# Line 33  Line 33 
33        to use the CVS "pserver" mechanism.  This method only allows you to "check        to use the CVS "pserver" mechanism.  This method only allows you to "check
34        out" (or obtain a local copy) of the source.  It does not provide a        out" (or obtain a local copy) of the source.  It does not provide a
35        mechanism for "committing" or "checking in" changes (please see below).        mechanism for "committing" or "checking in" changes (please see below).
36        Using CVS pserver from the command line requires just a three        Using CVS pserver from the command line requires just a three commands.
37        commands:</p>        Using a Bourne, "bash", or "sh-compatible" shell they are:</p>
38            
 <blockquote>  
 Using a Bourne, "bash", or "sh-compatible" shell:  
39  <pre>  <pre>
40  $  export CVSROOT=':pserver:cvsanon@mitgcm.org:/u/gcmpack'    $ export CVSROOT=':pserver:cvsanon@mitgcm.org:/u/gcmpack'
41  $  cvs login    $ cvs login
42     ( enter the CVS password: "cvsanon" )      ( enter the CVS password: "cvsanon" )
43  $  cvs co MITgcm MITgcm_contrib    $ cvs co MITgcm MITgcm_contrib
44  </pre><br />  </pre>
45    
46  Using a "C", "csh", or "tcsh" shell:      <p>Using a "C", "csh", or "tcsh" shell the commands are:</p>
47  <pre>  
48  $  setenv CVSROOT ':pserver:cvsanon@mitgcm.org:/u/gcmpack'  <pre>
49  $  cvs login    $ setenv CVSROOT ':pserver:cvsanon@mitgcm.org:/u/gcmpack'
50     ( enter the CVS password: "cvsanon" )    $ cvs login
51  $  cvs co MITgcm MITgcm_contrib      ( enter the CVS password: "cvsanon" )
52      $ cvs co MITgcm MITgcm_contrib
53  </pre>  </pre>
 </blockquote>  
54    
55      <p>Note that you will only need to perform the "cvs login" once.  And for      <p>Note that you will only need to perform the "cvs login" once.  And for
56        convenience, you may want to add the CVSROOT variable to your shell's        convenience, you may want to add the CVSROOT variable to your shell's
# Line 123  $  cvs co MITgcm MITgcm_contrib Line 121  $  cvs co MITgcm MITgcm_contrib
121        development.  One can check out these versions using the "-r TAG_NAME" CVS        development.  One can check out these versions using the "-r TAG_NAME" CVS
122        option such as: </p>        option such as: </p>
123    
 <blockquote>  
124  <pre>  <pre>
125  $  cvs co -r release1_p5 MITgcm    $ cvs co -r release1_p5 MITgcm
126  $  cvs co -r checkpoint52a_post MITgcm    $ cvs co -r checkpoint52a_post MITgcm
127  </pre>  </pre>
 </blockquote>  
128    
129      <p>By default (that is, when no tag is specified), CVS will retrieve the      <p>By default (that is, when no tag is specified), CVS will retrieve the
130        latest version of all files.</p>        latest version of all files.</p>
# Line 140  $  cvs co -r checkpoint52a_post MITgcm Line 136  $  cvs co -r checkpoint52a_post MITgcm
136        that you yourself have made since obtaining the code.  From within        that you yourself have made since obtaining the code.  From within
137        your working directory:</p>        your working directory:</p>
138    
139  <blockquote>  <pre>
140  <pre>cvs diff</pre>    cvs diff
141  </blockquote>  </pre>
142    
143    
144      <p>will show the differences between your version and the version that you      <p>will show the differences between your version and the version that you
145        checked out. It acts recursively on all directories below your current        checked out. It acts recursively on all directories below your current
146        directory. You can limit the operation to just one file or directory by        directory. You can limit the operation to just one file or directory by
147        specifying those as arguments:</p>        specifying those as arguments:</p>
148    
149  <blockquote>  <pre>
150  <pre>cvs diff <i>file</i></pre>    cvs diff <i>file</i>
151  </blockquote>  </pre>
152    
153    
154      <h4>Show changes to the repository that you don't have</h4>      <h4>Show changes to the repository that you don't have</h4>
155    
156      <p>The source code evolves continuously and you should try to stay up to      <p>The source code evolves continuously and you should try to stay up to
157        date.  To see what needs to be updated:</p>        date.  To see what needs to be updated:</p>
158    
159  <blockquote>  <pre>
160  <pre>cvs -n update</pre>    cvs -n update
161  </blockquote>  </pre>
162    
163      <p>behaves just as "cvs update" but doesn't actually change anything. This      <p>behaves just as "cvs update" but doesn't actually change anything. This
164        is a useful way of summarizing the state of your code. The meaning of the        is a useful way of summarizing the state of your code. The meaning of the
# Line 171  $  cvs co -r checkpoint52a_post MITgcm Line 169  $  cvs co -r checkpoint52a_post MITgcm
169      <p>You can download and merge updates from the repository to bring you      <p>You can download and merge updates from the repository to bring you
170        working code up to date:</p>        working code up to date:</p>
171    
172  <blockquote>  <pre>
173  <pre>cvs update -d -P</pre>    cvs update -d -P
174  </blockquote>  </pre>
175    
176        <p>will work recursively on all files in the current directory and below.        <p>will work recursively on all files in the current directory and below.
177          To update just a specific file or directory:</p>          To update just a specific file or directory:</p>
178    
179  <blockquote>  <pre>
180  <pre>cvs update <i>file</i></pre>    cvs update <i>file</i>
181  </blockquote>  </pre>
182    
183      <p>You can also update to a specific version, just as you could check out      <p>You can also update to a specific version, just as you could check out
184        a specific version.</p>        a specific version.</p>
185    
186  <blockquote>  <pre>
187  <pre>cvs update -d -P -r release1_p5</pre>    cvs update -d -P -r release1_p5
188  </blockquote>  </pre>
189    
190      <p>If you checked out a specific version and want to update to the very      <p>If you checked out a specific version and want to update to the very
191        latest use the -A option will remove associated with a specific version as        latest use the -A option will remove associated with a specific version as
192        follows:</p>        follows:</p>
193    
194  <blockquote>  <pre>
195  <pre>cvs update -d -P -A</pre>    cvs update -d -P -A
196  </blockquote>  </pre>
197    
198      <p>"cvs update" produces output to the terminal with the following      <p>"cvs update" produces output to the terminal with the following
199        meanings:</p>        meanings:</p>
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