Re: How to know whether a symbolic name is a tag or a branch?

[Todd Denniston]

Rahul wrote, On 10/22/2007 06:24 AM:
> Hi folks,
>
>         When "cvs log" command is issued on one of the files of the
> project it gives a list of symbolic names(Tags/branches) followed by
> the version and description.
> A sample output is :
>
> [rahulm][~/assent/library/fnLib] cvs log miscFns.java | more
>
> RCS file: /cvsrepos/assent/library/fnLib/miscFns.java,v
> Working file: miscFns.java
> head: 1.73
> branch:
> locks: strict
> access list:
> symbolic names:
>         ASSENT_JAVA_3_2_PRISM_IPDC_AND_RITEAID: 1.73
>         ASSENT_MISRAC_II_3_1: 1.72.2.74
>         ASSENT_MISRAC_II_3_0: 1.72.2.64
>         ASSENT_MISRA_C_2_7: 1.72.2.6
>         ASSENT_2_65_1: 1.72
>         ASSENT_SCALABILITY: 1.72.0.2
>         ASSENT_2_6_5: 1.72
>         ASSENT_PARAMETERISED: 1.70.0.4
> ............................
> ................a long list
> total revisions: 147;   selected revisions: 147
> description:
> ----------------------------
> revision 1.73
> date: 2007/05/14 06:07:55;  author: amitw;  state: Exp;  lines: +2966
> -46
> Changes made for new prism.jar
> ----------------------------
> revision 1.72
> date: 2006/10/28 19:46:34;  author: sgumpula;  state: Exp;  lines: +55
> -54
> branches:  1.72.2;
> Fix 1. Resotred the funcationality of getExitStmtsOfFn() to return a
> set of ASTNodes instead of aset of ICFGnodes. It is leading to
> ClassClastException in rule 83.vlg
> ----------------------------
> ........ a long list of versions
>
>
>
> So, my query is how do we know whether a symbolic name for example,
> "        ASSENT_JAVA_3_2_PRISM_IPDC_AND_RITEAID" is a tag or a branch
>
> Regards
> Rahul Mishra

If I read the manual[1][2][3]  right...
A) ASSENT_JAVA_3_2_PRISM_IPDC_AND_RITEAID is a normal tag.
B) all of the tags in your list above are normal tags, though some are _ON_ a 
branch.
C) I could be wrong in B as ASSENT_SCALABILITY and ASSENT_PARAMETERISED, look 
like "Magic branch numbers"[4].


[1] references against a local copy of the normal CVS cederqvist manual from 
ftp.gnu.org[1], which was untared in /tmp/.
http://ftp.gnu.org/non-gnu/cvs/source/stable/1.11.21/cederqvist-1.11.21.html.tar.bz2 

[2] file:///tmp/cederqvist-1.11.21.html/cvs_4.html#SEC45
[3] file:///tmp/cederqvist-1.11.21.html/cvs_5.html#SEC58
[4] file:///tmp/cederqvist-1.11.21.html/cvs_5.html#SEC59
--
Todd Denniston
Crane Division, Naval Surface Warfare Center (NSWC Crane)
Harnessing the Power of Technology for the Warfighter
http://www.crane.navy.mil/custfeedback