lilalo

annotate l3bashrc @ 157:137cf5a580be

find changesets by author, revision, files, or words in the commit message
bsd fix
author Igor Chubin <igor@chub.in>
date Mon Nov 28 13:26:46 2011 +0200 (2011-11-28)
parents 40d843395547
children d775ffd49dbf
rev   line source
devi@70 1 #!/bin/sh
devi@70 2
devi@105 3 # (c) Igor Chubin, igor@chub.in, 2004-2006
devi@70 4
devi@76 5 # Environment variables set by the script:
devi@76 6 #
devi@76 7 # L3_SESSION_ID - uniq id of the LiLaLo-session
devi@76 8 # L3_PARENT_TTY - name of tty on which script is running
devi@76 9 # PS1 - intercative shell prompt in which LiLaLo hides
devi@76 10 # various information about the command
devi@76 11 # L3_TAMPERED_EDITORS - list of editors which are tampered with functions
devi@76 12
devi@76 13
devi@76 14 # Functions with the names starting _l3_ are internal.
devi@76 15 # Such functions are unset before this rc script exits
devi@76 16
devi@76 17 _l3_editors_to_tamper='/bin/vi /usr/bin/vi /usr/bin/vim /bin/ee /usr/bin/ee /usr/bin/pico /usr/bin/nano /usr/local/bin/vim'
devi@76 18
devi@70 19 _l3_start()
devi@70 20 {
devi@80 21 echo $- | grep -q i || return 0
devi@79 22 if _l3_is_running_here
devi@76 23 then
devi@76 24 _l3_env
devi@76 25 _l3_init_prompt
devi@76 26 l3_fix_prompt
devi@76 27 _l3_tamper_editors
devi@76 28 _l3_tamper_commands
devi@76 29 _l3_unset_internal
devi@79 30 else
devi@79 31 _l3_start_session
devi@79 32 _l3_run_script
devi@76 33 fi
devi@76 34 }
devi@76 35
devi@76 36 # ===================== STAGE 1 ============================
devi@76 37
devi@79 38 _l3_is_running_here()
devi@76 39 {
devi@79 40 ps waux | awk '{print $2" "$11 }' | grep -q ^$PPID" "script
devi@79 41 return $?
devi@79 42
devi@79 43 # Check if ^^^^ run on Linux
devi@79 44 # and del vvvv this if it does
devi@79 45
devi@76 46 export L3_TTY=`/usr/bin/tty`
devi@79 47 uname -a | grep -qi bsd && bsd=yes
devi@70 48 proc_on_the_term=`w | grep "${L3_TTY##/dev/}" | awk '{print $8;}'`
devi@70 49 # freeBSD:
devi@70 50 [ -n "$bsd" ] && \
devi@70 51 proc_on_the_term=`w | grep "${L3_TTY##/dev/tty}" | awk '{print $6;}'`
devi@70 52
devi@79 53 [ -n "$proc_on_the_term" ] && echo $proc_on_the_term | grep -q script
devi@70 54 }
devi@70 55
devi@70 56 _l3_start_session()
devi@70 57 {
devi@79 58 export L3_SESSION_ID=${RANDOM}${RANDOM}${RANDOM}${RANDOM}-`date +%s`
devi@71 59 export L3_HOME=~/.lilalo/
devi@70 60 mkdir -p $L3_HOME
devi@70 61
devi@79 62 tty=`/usr/bin/tty`
devi@70 63 uname -a | grep -qi bsd && bsd=yes
devi@70 64 parent=`cat /proc/$PPID/cmdline 2> /dev/null`
devi@79 65 [ -z "$parent" ] && parent="`ps waux | awk '{if ($2 == '$PPID') print $11; }'`"
devi@70 66 system=`uname -rs`
devi@79 67 login_from=`who | grep "${tty##/dev/}" | awk '{print $6;}' | tr -d '()'`
devi@70 68 #[ -n "$bsd" ] && login_from="" #FIXME!
devi@70 69 start_time=`date +%s`
devi@70 70 hostname=`hostname -f 2> /dev/null`
devi@70 71 [ -n "$bsd" ] && hostname=`hostname`
devi@70 72
devi@70 73 cat <<INFO > $L3_HOME/$L3_SESSION_ID.info
devi@70 74 <session>
devi@70 75 <local_session_id>$L3_SESSION_ID</local_session_id>
devi@70 76 <hostname>$hostname</hostname>
devi@70 77 <user>$USER</user>
devi@70 78 <uid>$UID</uid>
devi@70 79 <login_from>$login_from</login_from>
devi@79 80 <tty>$tty</tty>
devi@70 81 <system>$system</system>
devi@70 82 <parent>$parent</parent>
devi@70 83 <ppid>$PPID</ppid>
devi@70 84 <pid>$$</pid>
devi@70 85 <start_time>$start_time</start_time>
devi@76 86 <lang>$LANG</lang>
devi@70 87 </session>
devi@70 88 INFO
devi@70 89
devi@79 90 unset parent system login_from start_time hostname tty
devi@70 91 }
devi@70 92
devi@70 93 _l3_run_script()
devi@70 94 {
devi@70 95 uname -a | grep -qi bsd && bsd=yes
devi@70 96 flush="-f" #linux
devi@70 97 [ -n "$bsd" ] && flush="-t 0" #freebsd
devi@76 98 export L3_PARENT_TTY=`/usr/bin/tty`
igor@157 99 if [ -n "$bsd" ]
igor@157 100 then
igor@157 101 exec script $flush -q $L3_HOME/${L3_SESSION_ID}.script ${0#-}
igor@157 102 else
igor@149 103 exec script $flush -c ${0#-} -q $L3_HOME/${L3_SESSION_ID}.script
igor@157 104 fi
devi@70 105 }
devi@70 106
devi@76 107 # ===================== STAGE 2 ============================
devi@76 108
devi@76 109 _l3_env()
devi@76 110 {
devi@76 111 trap l3_close_session 2
devi@76 112 trap l3_close_session EXIT
devi@76 113 true
devi@76 114 }
devi@76 115
devi@76 116 l3_close_session()
devi@70 117 {
devi@71 118 (
devi@71 119 echo '<history>'
devi@71 120 history | sed 's/&/\&amp;/; s/</\&lt;/g; s/>/\&gt;/g'
devi@71 121 echo '</history>'
devi@71 122 ) >> $L3_HOME/$L3_SESSION_ID.info
devi@70 123 }
devi@70 124
devi@76 125 _l3_init_prompt()
devi@76 126 {
devi@76 127 PS1='[\u@\h:\W]\$ '
devi@77 128 [ $UID = 0 ] \
devi@77 129 && PS1='\[\033[0;31m\]'$PS1'\[\033[0m\]' \
devi@77 130 || PS1='\[\033[0;32m\]'$PS1'\[\033[0m\]' \
devi@76 131 export PS1
devi@76 132 }
devi@76 133
devi@76 134 l3_fix_prompt()
devi@76 135 {
igor@119 136 export PS1='\[$($L3_HOME/l3prompt "v3#\!#$?#$UID#$$#$(/bin/date +%s)#$PWD#$RANDOM#")$(l3_save_last_line >& /dev/null)\]'$PS1
devi@76 137 }
devi@76 138
devi@76 139 _l3_tamper_editors()
devi@76 140 {
devi@76 141 for editor_file in $_l3_editors_to_tamper
devi@76 142 do
devi@76 143 [ -x $editor_file ] || continue
devi@76 144 editor_name=${editor_file##*/}
devi@76 145 eval "
devi@76 146 $editor_name() {
devi@76 147 if [ -d \"\$1\" ]
devi@76 148 then
devi@76 149 $editor_file \"\$1\"
devi@76 150 return \$?
devi@76 151 else
devi@76 152 TIME=\"\`date +%s\`\"
devi@76 153 DIR=\"\"
devi@76 154 [ \"\${1#/}\" = \"\$1\" ] && DIR=\"\$PWD/\"
devi@80 155 DIFFNAME=\"\${L3_SESSION_ID}_\${TIME}\`echo \$DIR\$1| sed s@_@__@ | sed 's@/@_@g'\`.diff\"
devi@76 156 old_file=\"/tmp/l3-saved-\$\$.\$RANDOM.\$RANDOM\"
devi@76 157 /bin/cp -- \"\$1\" \"\$old_file\" 2> /dev/null
devi@76 158 $editor_file \"\$@\" || ERR=\$?
igor@112 159 if [ -e \"\$old_file\" ]
igor@112 160 then
igor@112 161 diff -u \"\$old_file\" \"\$1\" > \"\$L3_HOME/\$DIFFNAME\" 2> /dev/null
igor@112 162 else
igor@112 163 diff -u /dev/null \"\$1\" > \"\$L3_HOME/\$DIFFNAME\" 2> /dev/null
igor@112 164 fi
devi@76 165 /bin/rm \"\$old_file\" 2> /dev/null
devi@76 166 return \$ERR
devi@76 167 fi
devi@76 168 }
devi@76 169 "
devi@76 170 L3_TAMPERED_EDITORS="$L3_TAMPERED_EDITORS $editor_name"
devi@76 171 done
devi@76 172 [ -n "$L3_TAMPERED_EDITORS" ] && export L3_TAMPERED_EDITORS
devi@76 173 }
devi@76 174
devi@76 175 _l3_tamper_commands()
devi@76 176 {
devi@76 177 tty()
devi@76 178 {
devi@76 179 [ -n "$L3_PARENT_TTY" ] && echo $L3_PARENT_TTY || /usr/bin/tty
devi@76 180 }
devi@76 181 }
devi@76 182
devi@76 183 _l3_unset_internal()
devi@76 184 {
devi@76 185 unset `set | grep '^_l3_.*()' | sed 's/()//'`
devi@76 186 unset `set | grep '^_l3_.*=' | sed 's/=.*//'`
devi@76 187 }
devi@78 188
devi@78 189 l3shot()
devi@78 190 {
devi@78 191 if [ -x "`which xwd`" ]
devi@78 192 then
devi@78 193 _l3_home=${L3_HOME:-~/.lilalo}
devi@78 194 shot_name="${L3_SESSION_ID}_`date +%s`".xwd
devi@78 195 echo -n Choose window to be shoot ... >&2
devi@78 196 [ -d ${_l3_home} ] || mkdir -p ${_l3_home}
devi@78 197 xwd -out "$_l3_home/$shot_name" \
devi@78 198 && echo Screenshot is written to ${_l3_home}/${shot_name} \
igor@115 199 && curl -s -F photo=@$_l3_home/$shot_name http://`l3-config backend_address`/l3-upload
devi@78 200 else
devi@78 201 {
devi@78 202 echo
devi@78 203 echo "Can't make screenshot :("
devi@78 204 echo
devi@78 205 echo I must use program xwd to make screenshot,
devi@78 206 echo but it seems not to be installed
devi@78 207 echo Try to find the program in the \"xbase-clients\" package
devi@78 208 echo
devi@78 209 } >&2
devi@78 210 fi
devi@78 211 }
devi@97 212
igor@111 213 l3upload()
igor@111 214 {
igor@111 215 if [ $# -lt 1 ]
igor@111 216 then
igor@111 217 echo Usage:
igor@111 218 echo
igor@144 219 echo l3upload "<filename> [<time>]"
igor@111 220 echo
igor@111 221 echo "<filename>" - name of the file to upload
igor@111 222 return 1
igor@111 223 else
igor@111 224 source=$1
igor@144 225 time=`date +%s`
igor@144 226 [ -n "$2" ] && time="$2"
igor@144 227 target="${L3_SESSION_ID}_$time"_"$(echo $source|sed s@.*/@@)"
igor@111 228 if echo $source | grep -q http://
igor@111 229 then
igor@111 230 curl -s "$source" > /tmp/$target
igor@111 231 else
igor@111 232 [ -r "$source" ] || { echo "l3upload: Can't open $source for reading" > /dev/stderr; return 1; }
igor@111 233 cp $source /tmp/$target
igor@111 234 fi
igor@111 235 echo Uploaded file name is ${target}
igor@115 236 curl -s -F photo=@/tmp/$target http://`l3-config backend_address`/l3-upload && rm -f /tmp/$target
igor@111 237 fi
igor@111 238 }
igor@111 239
igor@144 240 l3mass_upload()
igor@144 241 {
igor@144 242 for i in "$@"
igor@144 243 do
igor@144 244 l3upload $i `perl -e 'print (((stat("$i"))[9])."\n")'`
igor@144 245 done
igor@144 246 }
igor@144 247
devi@97 248 # Append lines from "$@" files to the end of the shell history
igor@111 249 hist_append ()
igor@111 250 {
igor@111 251 eval $(cat "$@" | sed 's/"/\\\\"/g' | while read line; do echo history -s \"$line\"\;; done);
devi@97 252 }
devi@97 253
devi@97 254 l3_save_last_line ()
devi@97 255 {
devi@97 256 (
devi@97 257 echo '<cline>'
devi@97 258 history 1 | sed 's/&/&amp;/; s/</\&lt;/g; s/>/\&gt;/g'
devi@97 259 echo '</cline>'
devi@97 260 ) >> $L3_HOME/$L3_SESSION_ID.info
devi@97 261 }
devi@97 262
devi@107 263 l3 ()
devi@107 264 {
devi@107 265 case "$1" in
devi@107 266 on)
devi@107 267 echo switching on
devi@107 268 ;;
devi@107 269 off)
devi@107 270 echo switcing off
devi@107 271 ;;
devi@107 272 cd)
devi@107 273 echo l3cd="$2" > ~/.l3rc
devi@107 274 ;;
devi@107 275 pwd)
devi@107 276 grep ^l3cd= ~/.l3rc | sed s/[^=]*=//
devi@107 277 ;;
devi@107 278 *)
igor@109 279 cat <<EOF
igor@109 280 l3 [command]:
igor@109 281
igor@109 282 cd new_context - change current lilalo context
igor@109 283 pwd - show current lilalo context
igor@109 284 on - switch writing on (NOT IMPLEMENTED YET)
igor@109 285 off - switch writing off (NOT IMPLEMENTED YET)
igor@109 286
igor@109 287 EOF
devi@107 288 ;;
devi@107 289 esac
devi@107 290 }
devi@97 291
igor@109 292 l3cd()
igor@109 293 {
igor@109 294 l3 cd "$@"
igor@109 295 }
igor@109 296
igor@109 297 l3pwd()
igor@109 298 {
igor@109 299 l3 pwd
igor@109 300 }
igor@109 301