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author | tzafrir <tzafrir@5390a7c7-147a-4af0-8ec9-7488f05a26cb> | 2007-05-04 22:37:10 +0000 |
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committer | tzafrir <tzafrir@5390a7c7-147a-4af0-8ec9-7488f05a26cb> | 2007-05-04 22:37:10 +0000 |
commit | e46ab07908d2777dfcb1b1d9d0b88244aff21983 (patch) | |
tree | a93b45983c3f82f064ee6235bab10dd6fbf9bc67 | |
parent | 1399397d0d03fe108c49090e318c16dcbfedca40 (diff) |
zaptel.init: use automative modules unloading (as in trunk and 1.2).
git-svn-id: http://svn.digium.com/svn/zaptel/branches/1.4@2495 5390a7c7-147a-4af0-8ec9-7488f05a26cb
-rw-r--r-- | zaptel.init | 46 |
1 files changed, 27 insertions, 19 deletions
diff --git a/zaptel.init b/zaptel.init index 14f6e47..f58ad63 100644 --- a/zaptel.init +++ b/zaptel.init @@ -39,11 +39,26 @@ if [ -z "${MODULES}" ]; then MODULES="tor2 wct4xxp wct1xxp wcte11xp wcfxo wctdm wctdm24xxp" fi -RMODULES="" -# Reverse list for un-loading; don't change -for x in $MODULES; do - RMODULES="$x $RMODULES" -done +# recursively unload a module and its dependencies, if possible. +# where's modprobe -r when you need it? +# inputs: module to unload. +# returns: the result from +unload_module() { + module="$1" + line=`lsmod 2>/dev/null | grep "^$1 "` + if [ "$line" = '' ]; then return; fi # module was not loaded + + set -- $line + # $1: the original module, $2: size, $3: refcount, $4: deps list + mods=`echo $4 | tr , ' '` + for mod in $mods; do + # run in a subshell, so it won't step over our vars: + (unload_module $mod) + # TODO: the following is probably the error handling we want: + # if [ $? != 0 ]; then return 1; fi + done + rmmod $module +} # Wait for Astribank to initialize registers: wait_for_xpp() { @@ -222,24 +237,17 @@ case "$1" in # Unload drivers $ZTCFG -s echo -n "Unloading zaptel hardware drivers:" - for x in $RMODULES; do - if rmmod ${x} >& /dev/null; then - echo -n " $x" - fi - done - echo "." - - if [ $system = debian ]; then - echo -n "Removing zaptel module: " - rmmod zaptel >& /dev/null && echo -n "done" - echo "." - elif [ $system = redhat ]; then - action "Removing zaptel module: " rmmod zaptel - fi + unload_module zaptel RETVAL=$? + echo "." [ $RETVAL -eq 0 ] && rm -f $LOCKFILE ;; + unload) + # We don't have zaptel helper, so let's not replicate too much code: + # allow others to use the unload command. + unload_module zaptel + ;; restart) $0 stop $0 start |