[19164] | 1 | #!/bin/sh |
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| 2 | # |
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[19266] | 3 | # $Id: mozilla.athena.in,v 1.3 2003-04-30 02:43:57 zacheiss Exp $ |
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[19164] | 4 | # Mozilla wrapper script for Athena. |
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| 5 | |
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| 6 | # Set up the environment. |
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| 7 | moz_libdir=%MOZAPPDIR% |
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| 8 | if [ -z "$MOZILLA_FIVE_HOME" ]; then |
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| 9 | MOZILLA_FIVE_HOME=$moz_libdir |
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| 10 | export MOZILLA_FIVE_HOME |
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| 11 | fi |
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| 12 | |
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| 13 | # mozilla-xremote-client sends a command to a running mozilla using |
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| 14 | # X properties. Its possible return codes are: |
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| 15 | # 0 success |
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| 16 | # 1 failed to connect to the X server |
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| 17 | # 2 no running window found |
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| 18 | # 3 failed to send command |
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| 19 | # 4 usage error |
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| 20 | moz_remote=$MOZILLA_FIVE_HOME/mozilla-xremote-client |
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| 21 | |
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| 22 | # The following lockers need to be attached to run plugins and helper |
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| 23 | # applications. |
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| 24 | lockers="infoagents acro java" |
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| 25 | |
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| 26 | # Plugins (other than the default "null" plugin) live in infoagents. |
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| 27 | plugin_dir=/mit/infoagents/arch/@sys/lib/mozilla/plugins |
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| 28 | |
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| 29 | # Set LD_LIBRARY_PATH |
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| 30 | moz_lib_path=$MOZILLA_FIVE_HOME:$MOZILLA_FIVE_HOME/plugins |
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| 31 | LD_LIBRARY_PATH=$moz_lib_path${LD_LIBRARY_PATH:+":$LD_LIBRARY_PATH"} |
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| 32 | export LD_LIBRARY_PATH |
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| 33 | |
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| 34 | # On Solaris, use the X server's shared memory transport for better |
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| 35 | # performance. |
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[19266] | 36 | if [ "`uname`" = SunOS -a -z "$XSUNTRANSPORT" ]; then |
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[19164] | 37 | XSUNTRANSPORT=shmem |
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| 38 | XSUNSMESIZE=512 |
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| 39 | export XSUNTRANSPORT XSUNSMESIZE |
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| 40 | fi |
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| 41 | |
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| 42 | # Append our plugins directory to the plugin path. |
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| 43 | MOZ_PLUGIN_PATH=${MOZ_PLUGIN_PATH:+"$MOZ_PLUGIN_PATH:"}$plugin_dir |
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| 44 | export MOZ_PLUGIN_PATH |
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| 45 | |
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| 46 | # Prompt the user on how to deal with an existing lock file when no |
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| 47 | # running Mozilla window can be found, and take action accordingly. |
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| 48 | # Parameter 1 is the existing profile lock file path. |
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| 49 | # If the function returns, the lock file may have been removed per the |
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| 50 | # user's choice, and the caller should continue. Or, this process may |
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| 51 | # exit, if the user so chooses. |
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| 52 | dispose_lock () { |
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[19240] | 53 | lock=$1 |
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[19164] | 54 | # Extract the IP address and PID from the contents of the symlink. |
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[19240] | 55 | eval `ls -l $lock | awk '{ |
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[19164] | 56 | if (split($NF, a, ":") == 2) |
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| 57 | printf("lock_ip=%s ; lock_pid=%s\n", a[1], a[2]); }'` |
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| 58 | |
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| 59 | # If we cannot recognize the link contents, just continue. |
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| 60 | if [ -z "$lock_ip" ]; then |
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| 61 | return 0 |
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| 62 | fi |
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| 63 | |
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| 64 | # See if the lock holder is on this machine by comparing IP addresses. |
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| 65 | my_host=`hostname` |
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| 66 | if [ "$lock_ip" = "`host $my_host | awk '{ print $NF; }'`" ]; then |
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| 67 | # Lock is held on this machine. See if the process is running. |
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| 68 | if kill -0 $lock_pid 2>/dev/null ; then |
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[19240] | 69 | # Lock is held by a running process. |
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| 70 | : |
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[19164] | 71 | else |
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[19240] | 72 | # Process is no longer running. Nuke the lock and continue. |
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| 73 | rm -f $lock |
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| 74 | return 0 |
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[19164] | 75 | fi |
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| 76 | lock_host="this machine" |
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| 77 | else |
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| 78 | # Lock is held on another machine. |
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| 79 | # Get the host name of the lock holder. |
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| 80 | lock_host=`host $lock_ip | \ |
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| 81 | sed -n -e 's/^.*domain name pointer \(.*\)$/\1/p' | \ |
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| 82 | sed -e 's/\.*$//' | tr '[A-Z]' '[a-z]'` |
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[19240] | 83 | if [ -z "$lock_host" ]; then |
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| 84 | lock_host=$lock_ip |
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| 85 | fi |
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[19164] | 86 | fi |
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| 87 | |
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| 88 | dialog_text=" |
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[19240] | 89 | Your Mozilla profile directory contains a lock file, but no existing |
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| 90 | Mozilla window can be detected. The lock is owned by process $lock_pid |
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| 91 | on $lock_host. |
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[19164] | 92 | |
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[19240] | 93 | Note that running multiple instances of Mozilla will likely corrupt |
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| 94 | your profile. But, if you know for certain that this lock file is |
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| 95 | stale, i.e. that you are not running Mozilla on $lock_host, |
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| 96 | you may choose to delete the lock file and continue. |
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| 97 | |
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| 98 | Otherwise, you may choose to continue with the lock file in place, in |
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| 99 | which case Mozilla will display its Profile Manager, allowing you to |
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| 100 | select or create a different profile (Mozilla will not permit you to |
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| 101 | use a profile which it believes to be in use). |
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| 102 | |
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| 103 | Or, you can simply exit, leaving the lock file in place. |
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| 104 | " |
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| 105 | |
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[19164] | 106 | tag=`gdialog --title "Mozilla profile locked" --radiolist "$dialog_text" \ |
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| 107 | 60 60 3 \ |
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[19240] | 108 | Exit, "leaving lock file in place" on \ |
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| 109 | Continue, "and invoke Mozilla's Profile Manager" off \ |
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| 110 | Delete "lock file and proceed" off 2>&1` |
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[19164] | 111 | |
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| 112 | case "$tag" in |
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[19240] | 113 | *Continue*) |
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[19164] | 114 | ;; |
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[19240] | 115 | *Delete*) |
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[19164] | 116 | rm -f $lock |
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| 117 | ;; |
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| 118 | *) |
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| 119 | exit 1 |
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| 120 | ;; |
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| 121 | esac |
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| 122 | } |
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| 123 | |
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| 124 | # Give a warning if we're running on a dialup machine. |
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| 125 | if [ -x /etc/athena/dialuptype ]; then |
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| 126 | cat << \EOF |
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| 127 | |
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| 128 | *** PLEASE DO NOT RUN MOZILLA ON THE DIALUPS! *** |
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| 129 | |
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| 130 | Mozilla is a very large and resource-intensive program, and it is |
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| 131 | not appropriate to run it on a dialup machine. |
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| 132 | |
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| 133 | Please run Mozilla on your local machine rather than on a dialup. |
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| 134 | |
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| 135 | Thank you. |
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| 136 | |
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| 137 | EOF |
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| 138 | fi |
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| 139 | |
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| 140 | # Attach needed lockers. |
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| 141 | for locker in $lockers ; do |
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| 142 | /bin/athena/attach -h -n -q $locker |
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| 143 | done |
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| 144 | |
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| 145 | # If the user specified a profile to use, is otherwise manipulating |
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| 146 | # profiles, or is just looking for help, skip the check for a running |
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| 147 | # Mozilla, and invoke the program now. |
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| 148 | skip_lock_check=false |
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| 149 | case "$1" in |
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| 150 | -P|-*Profile*|-help) |
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| 151 | exec $MOZILLA_FIVE_HOME/mozilla-bin "$@" |
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| 152 | ;; |
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| 153 | esac |
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| 154 | |
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| 155 | # See if there is a running instance of Mozilla. |
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| 156 | if $moz_remote "ping()" >/dev/null 2>&1 ; then |
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| 157 | found_running=true |
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| 158 | else |
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| 159 | found_running=false |
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| 160 | fi |
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| 161 | |
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| 162 | # If Mozilla is not running, check for a (possibly stale) lock file in |
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| 163 | # the default profile directory. |
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| 164 | if [ $found_running = false ]; then |
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| 165 | if [ -d $HOME/.mozilla/$USER ]; then |
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| 166 | profdir=$HOME/.mozilla/$USER |
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| 167 | else |
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| 168 | profdir=$HOME/.mozilla/default |
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| 169 | fi |
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| 170 | if [ -d "$profdir" ]; then |
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| 171 | for lock in $profdir/????????.slt/lock ; do |
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| 172 | if [ -h $lock ]; then |
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| 173 | # The profile is locked. Ask the user how to deal with it. |
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| 174 | dispose_lock $lock |
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| 175 | break |
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| 176 | fi |
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| 177 | done |
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| 178 | fi |
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| 179 | fi |
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| 180 | |
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| 181 | # Handle the case where no argument was given. If there is a running |
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| 182 | # instance, try to open a new window. Otherwise, run the standard |
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| 183 | # binary. |
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| 184 | if [ $# -eq 0 ]; then |
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| 185 | if [ "$found_running" = true ]; then |
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| 186 | exec $moz_remote "xfeDoCommand(openBrowser)" |
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| 187 | else |
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| 188 | exec $MOZILLA_FIVE_HOME/mozilla-bin |
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| 189 | fi |
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| 190 | fi |
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| 191 | |
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| 192 | # Examine the argument to see if we were given a URL or filename. |
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| 193 | case "$1" in |
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| 194 | -*) |
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| 195 | # No URL argument given. |
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| 196 | url= |
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| 197 | ;; |
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| 198 | *:/*|/*) |
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| 199 | # Looks like a URL or absolute path. |
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| 200 | url="$1" |
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| 201 | ;; |
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| 202 | *) |
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| 203 | # Handle a relative path. |
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| 204 | if [ -e "$1" ]; then |
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| 205 | url="`pwd`/$1" |
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| 206 | else |
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| 207 | url="$1" |
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| 208 | fi |
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| 209 | ;; |
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| 210 | esac |
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| 211 | |
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| 212 | # If there is a running instance, and we have a URL argument, tell |
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| 213 | # Mozilla to open the URL in a new window. Otherwise, start the |
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| 214 | # standard binary with the given arguments. |
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| 215 | if [ "$found_running" = true -a -n "$url" ]; then |
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| 216 | exec $moz_remote "openURL($url,new-window)" |
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| 217 | fi |
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| 218 | exec $MOZILLA_FIVE_HOME/mozilla-bin "$@" |
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