a34b05d2e6
This opens an OpenBSD-mirabile (aka MirBSD) repository. ### MirBSD is: # Copyright (c) 1982-2003 by Thorsten "mirabile" Glaser <x86@ePost.de> # Copyright © 1968-2003 The authors of And contributors to UNIX®, the # C Language, BSD/Berkeley Unix; 386BSD, NetBSD 1.1 and OpenBSD. # # Anyone who obtained a copy of this work is hereby permitted to freely use, # distribute, modify, merge, sublicence, give away or sell it as long as the # authors are given due credit and the following notice is retained: # # This work is provided "as is", with no explicit or implicit warranty what- # soever. Use it only at your own risk. In no event may an author or contri- # butor be held liable for any damage, directly or indirectly, that origina- # ted through or is caused by creation or modification of this work. MirBSD is my private tree. MirBSD does not differ very much from OpenBSD and intentionally tracks OpenBSD. That's why it _is_ OpenBSD, just not the official one. It's like with DarrenBSD. At time of this writing, no advertising for MirBSD must be done, because the advertising clause has not yet been sorted out. http://templeofhate.com/tglaser/MirBSD/index.php
163 lines
2.5 KiB
Perl
163 lines
2.5 KiB
Perl
name: cd-history
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description:
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Test someone's CD history package (uses arrays)
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# Fails on OS/2, since directory names are prepended with drive letter.
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category: !os:os2
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stdin:
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# go to known place before doing anything
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cd /
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alias cd=_cd
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function _cd
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{
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typeset -i cdlen i
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typeset t
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if [ $# -eq 0 ]
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then
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set -- $HOME
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fi
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if [ "$CDHISTFILE" -a -r "$CDHISTFILE" ] # if directory history exists
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then
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typeset CDHIST
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i=-1
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while read -r t # read directory history file
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do
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CDHIST[i=i+1]=$t
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done <$CDHISTFILE
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fi
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if [ "${CDHIST[0]}" != "$PWD" -a "$PWD" != "" ]
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then
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_cdins # insert $PWD into cd history
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fi
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cdlen=${#CDHIST[*]} # number of elements in history
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case "$@" in
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-) # cd to new dir
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if [ "$OLDPWD" = "" ] && ((cdlen>1))
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then
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'print' ${CDHIST[1]}
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'cd' ${CDHIST[1]}
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_pwd
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else
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'cd' $@
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_pwd
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fi
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;;
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-l) # print directory list
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typeset -R3 num
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((i=cdlen))
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while (((i=i-1)>=0))
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do
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num=$i
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'print' "$num ${CDHIST[i]}"
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done
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return
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;;
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-[0-9]|-[0-9][0-9]) # cd to dir in list
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if (((i=${1#-})<cdlen))
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then
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'print' ${CDHIST[i]}
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'cd' ${CDHIST[i]}
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_pwd
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else
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'cd' $@
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_pwd
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fi
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;;
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-*) # cd to matched dir in list
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t=${1#-}
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i=1
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while ((i<cdlen))
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do
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case ${CDHIST[i]} in
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*$t*)
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'print' ${CDHIST[i]}
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'cd' ${CDHIST[i]}
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_pwd
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break
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;;
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esac
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((i=i+1))
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done
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if ((i>=cdlen))
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then
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'cd' $@
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_pwd
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fi
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;;
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*) # cd to new dir
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'cd' $@
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_pwd
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;;
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esac
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_cdins # insert $PWD into cd history
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if [ "$CDHISTFILE" ]
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then
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cdlen=${#CDHIST[*]} # number of elements in history
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i=0
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while ((i<cdlen))
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do
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'print' -r ${CDHIST[i]} # update directory history
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((i=i+1))
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done >$CDHISTFILE
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fi
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}
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function _cdins # insert $PWD into cd history
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{ # meant to be called only by _cd
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typeset -i i
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((i=0))
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while ((i<${#CDHIST[*]})) # see if dir is already in list
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do
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if [ "${CDHIST[$i]}" = "$PWD" ]
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then
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break
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fi
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((i=i+1))
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done
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if ((i>22)) # limit max size of list
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then
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i=22
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fi
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while (((i=i-1)>=0)) # bump old dirs in list
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do
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CDHIST[i+1]=${CDHIST[i]}
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done
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CDHIST[0]=$PWD # insert new directory in list
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}
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function _pwd
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{
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if [ -n "$ECD" ]
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then
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pwd 1>&6
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fi
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}
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# Start of test
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cd /tmp
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cd /bin
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cd /etc
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cd -
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cd -2
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cd -l
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expected-stdout:
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/bin
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/tmp
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3 /
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2 /etc
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1 /bin
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0 /tmp
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---
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