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12. RCS Shell scripts

If you want to use RCS instead of CVS then you can use the following shell scripts.

12.1 cotree.sh


#!/bin/ksh

# cotree.sh (Check Out Tree shell script)
# cotree.sh - Check out the entire RCS directory

# Usage :
# This will get the all the directories
#       unix> cotree.sh 
#
# This will get just one single directory tree
#       unix> cotree.sh <directory name>

# See also cofiles.sh

###############################################################
# Setting up RCS (Revision Control System)
# Install the RCS programs - which gives command co, ci, rcslog
# Create a rcs home directory where you want to put all the
# source code repository. Call this $RCSDIR=/home/rcs_version_control
# Setup up an environment variable RCSDIR=/home/rcs_version_control
# in $HOME/.profile file. Like -
#               export RCSDIR=/home/rcs_version_control
# Create a directory structure under $RCSDIR and check in all your
# files using ci . See 'man ci'
# Now create a link from your home directory to your project
# under $RCSDIR
#               cd $HOME
#               mkdir $HOME/myproject
#               cd $HOME/myproject
# and run this script to get all the files and directory tree
#               cotree.sh
# This script will create the entire source-tree under user's
# home and also will have a soft link to RCS directories. Each 
# user will run this script under his home directory.
###############################################################

check_out_directory()
{
        # Root directory of RCS (revision control system)
        # like RCSDIR=/home/rcs_version_control
        RCSDIR=$1
        DIRNAME=$2

        # The given directory name must exist in rcs root directory
        if [ "$DIRNAME" = "" -o  ! -d $RCSDIR/$DIRNAME ]; then
                print "\nDirectory DIRNAME=$DIRNAME does not exist!!"
                print "\nAborting the program ... and exiting...\n"
                exit
        fi
        
        mkdir -p $DIRNAME
        ln -s $RCSDIR/$DIRNAME/RCS $DIRNAME
        (
                cd $DIRNAME

                # This fails in case of filename=sample,vv 
                # which inside RCS will be RCS/sample,vv,v
                # ls RCS | cut -d',' -f1 | xargs co
                # Use match to end of name $, as below -
                # Use ls RCS/* to avoid getting the names ./ and ../
                #ls RCS/* | cut -d'/' -f2 | sed -e's/,v$//g' | xargs co
                if [ -d RCS ]; then
                        ls RCS/* | cut -d'/' -f2 | sed -e's/,v$//g' | \
                        while read ii
                        do
                                #echo "ii is : $ii"
                                if [ -f "RCS/$ii,v" ]; then
                                        co $ii
                                fi
                        done
                fi
        )
}

# Root directory of RCS (revision control system)
# like RCSDIR=/home/rcs_version_control
if [ "$RCSDIR" = "" -o ! -d $RCSDIR ]; then
        print "\nDirectory RCSDIR=$RCSDIR does not exist!!"
        print "\nAborting the program ... and exiting...\n"
        exit
fi
#echo "rcsdir is : $RCSDIR"

# If a directory argument is passed, then check out all
# files for this directory only and exit.
if [ "$1" != "" ]; then
        (cd $RCSDIR; find $1 -type d -print ) | 
        while read DIRNAME
        do
                #echo DIRNAME=$DIRNAME
                #DIRNAME=c_src
                # Send rcs root directory and dir name relative to rcs root dir
                tmpaa=` basename $DIRNAME `
                if [ "$tmpaa" != "RCS" ]; then
                        check_out_directory $RCSDIR $DIRNAME
                fi
        done
else
        (cd $RCSDIR; find * -type d -print ) | 
        while read DIRNAME
        do
                echo DIRNAME=$DIRNAME
                #DIRNAME=c_src
                # Send rcs root directory and dir name relative to rcs root dir
                tmpaa=` basename $DIRNAME `
                if [ "$tmpaa" != "RCS" ]; then
                        check_out_directory $RCSDIR $DIRNAME
                fi
        done
fi

12.2 cofiles.sh


#!/bin/ksh

# cofiles.sh (Check Out files shell script)
# cofiles.sh - Check out all the files in current directory from RCS
# See also cotree.sh and 'man rcsclean'

if [ ! -d RCS ]; then
        print "\nDirectory RCS does not exist!!"
        print "\nAborting the program ... and exiting...\n"
        exit
fi

#echo "No. of args = " $# " and all args " $@

while true
do
        print -n "\n\nCheck-out all files in read-write mode? <y/n> [n]: "
        read ans
        if [ "$ans" = "" -o "$ans" = "n" -o "$ans" = "N" ]; then
                ans="N"
                break
        elif [ "$ans" = "y" -o "$ans" = "Y" ]; then
                ans="Y"
                break
        else
                print "\nWrong entry! Try again!!"
        fi
done
#echo "The ans is : " $ans

if [ $# -eq 0 ]; then
        # The 'ls RCS' fails in case of filename=sample,vv in RCS/sample,vv,v
        # ls RCS | cut -d',' -f1 | xargs co
        # Use match to end of name $, as below -
        if [ "$ans" = "Y" ]; then
                ls RCS | sed -e's/,v$//g' | xargs co -l 
        else
                ls RCS | sed -e's/,v$//g' | xargs co
        fi
elif [ $# -eq 1 ]; then
        if [ -f "RCS/$1,v" ]; then
                # Here, in this case $1 will be like dbalter.sql
                # and not like db*.sql....
                #echo "One arg, no. of args = " $# " and all args " $@
                if [ "$ans" = "Y" ]; then
                        co -l "$1"
                else
                        co "$1"
                fi
        else
                # For case where $1=db*.sql and there is no db*.sql in
                # current directory
                #echo "No files... no. of args = " $# " and all args " $@
                tmpaa="RCS/$1,v"  # will be like RCS/db*.sql,v
                ls $tmpaa | \
                while read ii
                do
                        #echo "ii is : $ii"
                        if [ "$ans" = "Y" ]; then
                                co -l "$ii"
                        else
                                co "$ii"
                        fi
                done
        fi
else
        for ii in $@
        do
                #echo "ii is : $ii,v"
                if [ "$ans" = "Y" ]; then
                        co -l "$ii"
                else
                        co "$ii"
                fi
        done
fi

12.3 ciall.sh


#!/bin/ksh

# ciall.sh (Check in files shell script)
# ciall.sh - Check in all the files in current directory into RCS
# This script is very useful for checking in enmass large number
# of new files into RCS. Saves time by avoiding to type the
# 'description' for every file
# And for files already in RCS, it does regular check-in command


# To convert filenames to lower case filenames, use this
# technique - use 'tr', see 'man tr'
#ls * | \
#while read ii
#do
#       jj=`echo $ii | tr [A-Z] [a-z] `
#       echo "ii is : $ii"
#       echo "jj is : $jj"
#       mv $ii $jj
#done

if [ ! -d RCS ]; then
        print "\nDirectory RCS does not exist!!"
        print "\nWill be creating RCS directory now ...\n"
        mkdir RCS
fi

print "\n\nNOTE: This is not log message!"
print "Please enter description (will be used for"
print -n "all the files checked in) : "
read description

#find * -prune -type f | 

# The number of args is zero or more.... 
if  [ $# -eq 0 ]; then
        listoffiles="*"
else
        listoffiles="$@"
fi

find $listoffiles -prune -type f | 
while read ii
do
        #echo $ii
        if [ -f "RCS/$ii,v" ]; then
                #print "The file $ii already in RCS"
                ci -m"$description" $ii 
        else
                #print "The file $ii is new file"
                ci $ii << EOF
$description
EOF
        fi
done


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