/[CvsGraph]/cvsgraph/README
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revision 1.15, Sat Jul 20 00:48:16 2002 UTC revision 1.30, Thu Sep 23 20:29:01 2004 UTC
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1  CvsGraph 1.3.0, 20-Jul-2002  CvsGraph 1.5.1, 15-Aug-2004
2  ===========================  ===========================
3  CvsGraph creates a graphic representation of the revisions and branches in a  CvsGraph creates a graphic representation of the revisions and branches in a
4  cvs/rcs repository. CvsGraph is inspired on the 'graph'-option from WinCVS. I  cvs/rcs repository. CvsGraph is inspired on the 'graph'-option from WinCVS. I
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10    
11  New in this version  New in this version
12  -------------------  -------------------
 - Implement a workaround for browsers that do not understand unordered  
   y-coordinates in the imagemap when generated upside down.  
13    
14  - Fix the slowness of CvsGraph when parsing very large (typically -kb files)  - Add patch from Henrik Carlqvist <henca@users.SourceForge.net>
15    by bypassing the parsing of the actual deltatext. On my machine (K6-2/500/256M          * add option rev_hidenumber for disabling revision number display.
16    it makes a difference of 7.5s vs 0.04s on a 93MByte file, without counting          * add option tag_ignore_merge for disabling merge_from/merge_to display
17    disk-overhead; with disk-overhead it takes 12.5s).            if matched with tag_ignore.
18    Downside is that the logentry cannot be expanded if the file is not parsed in          * add resorting of branches on how many revisions they have. This saves
19    full (see below). Use option parse_logs to enable log-expansions.            space under circumstances.
20    
21  - Implemented logentry expansions using %l and %L. You must enable full parsing  - Add option merge_findall so that merge_from/merge_to tags can have multiple
22    (option parse_logs) for this to work.    matches.
23    
24  - Fixed a possible buffer overflow in the string expansion. However, this is a  - Add the patches supplied by Ville Skytta <ville.skytta@iki.fi>
25    very low-risk overflow, since it will trash the heap and _not_ the stack.          * fix spelling in the manpages and config file
26    Furthermore, you need to pass strings from CGI directly to cvsgraph without          * fix & -> &amp; problem in config
27    any checks to come even close to trash the heap.          * fix generics in wrapper example
28    
29  - Fixed a segfault on IRIX in the bsearch calls. These lookups could be called  - Add a fix for the zimezone problem as suggested by Henrik Carlqvist
30    with a NULL pointer and IRIX's libc doesn't like that.    <henca@users.SourceForge.net> by using the environment.
   
 - Implement left to right and right to left images. The entire tree can now be  
   drawn horizontally when option left_right is set. Using both left_right and  
   upside_down results in right to left images.  
31    
32    
33    
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36    
37  create directory:  create directory:
38          $ cd /where/ever/you/want          $ cd /where/ever/you/want
39          $ tar xzf cvsgraph-1.3.0.tar.gz          $ tar xzf cvsgraph-1.5.1.tar.gz
40          $ cd cvsgraph-1.3.0          $ cd cvsgraph-1.5.1
41          $ ./configure          $ ./configure
42          $ make          $ make
43    
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56          If you have linked libgd with freetype, then you might also need          If you have linked libgd with freetype, then you might also need
57          either --with-freetype-lib or --with-freetype2-lib.          either --with-freetype-lib or --with-freetype2-lib.
58    
59    There are often precompiled binaries for Linux, FreeBSD, NetBSD and Windows
60    (and probably other OSes too). Check your local mirror for details. I also have
61    some links on the homepage for precompiled binaries. Please do not complain to
62    me about these binaries.
63    
64    
65    
66  Installing  Installing
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77  ----------------  ----------------
78  Do *NOT* execute the program directly from a webserver. Direct execution would  Do *NOT* execute the program directly from a webserver. Direct execution would
79  be very insecure. Make a wrapper cgi-script in php, perl, or whatever you  be very insecure. Make a wrapper cgi-script in php, perl, or whatever you
80  normally use. The easiest way is to get the ViewCVS package from their website  normally use. There are several web-based viewers with CvsGraph support:
81  at http://viewcvs.sourceforge.net and follow the instructions.  
82    - ViewCVS       http://viewcvs.sourceforge.net
83    - CVSweb        http://www.freebsd.org/projects/cvsweb.html
84    - Chora         http://www.horde.org/chora/
85    
 Alternately, you can hack the 'cvsweb' package to call CvsGraph. There are  
 several scripts and patches available from the CvsGraph homepage (see below for  
 address). However, the scripts are no longer maintained because ViewCVS has  
 native support now.  
86    
87  To generate an image do something like:  To generate an image do something like:
88          $ cvsgraph -r /home/to/repository -m module -o mygraph.png myfile.c,v          $ cvsgraph -r /home/to/repository -m module -o mygraph.png myfile.c,v
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96                          internet as if you were using cvs. The repository files                          internet as if you were using cvs. The repository files
97                          must be on a locally mounted filesystem. However, you                          must be on a locally mounted filesystem. However, you
98                          can use cvsup or rsync to get a repository to your                          can use cvsup or rsync to get a repository to your
99                          local filesystem and make then image from there.                          local filesystem and make then images from there.
100    
101  Type 'cvsgraph -h' to get a full list of options. If the output is not given  Type 'cvsgraph -h' to get a full list of options. If the output is not given
102  (no '-o'), then the output is written to standard output.  (no '-o'), then the output is written to standard output.
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112    revision-connectors to make place). A start is made, but this is not very    revision-connectors to make place). A start is made, but this is not very
113    functional yet.    functional yet.
114    
 - draw only a part or parts of the tree.  
   
115    
116    
117  License  License

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