IFS="$HOLDIFS"
}
+ # sets the variable in parameter 1 to the value in parameter 2, but only if
+ # that variable was undefined.
+ function set_var_if_undefined()
+ {
+ local var_name="$1"; shift
+ local var_value="$1"; shift
+ if [ -z "${!var_name}" ]; then
+ eval export $var_name="$var_value"
+ fi
+ }
+
function success_sound()
{
if [ ! -z "$CLAM_FINISH_SOUND" ]; then
local PID_DUMP="$(mktemp "$TMP/zz_pidlist.XXXXXX")"
local -a PIDS_SOUGHT
- if [ "$OS" == "Windows_NT" ]; then
-#hmmm: windows isn't implementing the user flag yet!
-#try collapsing back to the ps implementation from cygwin?
-# that would simplify things a lot, if we can get it to print the right output.
+ if [ "$OS" == "Windows_NT" ]; then
+ # gets cygwin's (god awful) ps to show windoze processes also.
+ local EXTRA_DOZER_FLAGS="-W"
+ # pattern to use for peeling off the process numbers.
+ local pid_finder_pattern='s/ *\([0-9][0-9]*\) *.*$/\1/p'
- # windows case has some odd gyrations to get the user list.
- if [ ! -d c:/tmp ]; then
- mkdir c:/tmp
- fi
- # windows7 magical mystery tour lets us create a file c:\\tmp_pids.txt, but then it's not
- # really there in the root of drive c: when we look for it later. hoping to fix that
- # problem by using a subdir, which also might be magical thinking from windows perspective.
- tmppid=c:\\tmp\\pids.txt
- # we have abandoned all hope of relying on ps on windows. instead we use wmic to get full
- # command lines for processes.
- wmic /locale:ms_409 PROCESS get processid,commandline </dev/null >"$tmppid"
- local flag='/c'
- if [ ! -z "$(uname -a | grep "^MING" )" ]; then
- flag='//c'
- fi
- # we 'type' the file to get rid of the unicode result from wmic.
- # needs to be a windows format filename for 'type' to work.
- cmd $flag type "$tmppid" >$PID_DUMP
- \rm "$tmppid"
- local pid_finder_pattern='s/^.*[[:space:]][[:space:]]*\([0-9][0-9]*\) *\$/\1/p'
- local i
- for i in "${patterns[@]}"; do
- PIDS_SOUGHT+=($(cat $PID_DUMP \
- | grep -i "$i" \
- | sed -n -e "$pid_finder_pattern"))
- done
else
- /bin/ps $user_flag -o pid,args >$PID_DUMP
+ # flags which clean up the output on unixes, which apparently cygwin
+ # doesn't count as. their crappy specialized ps doesn't support this.
+ local EXTRA_UNIX_FLAGS="-o pid,args"
+ # pattern to use for peeling off the process numbers.
+ local pid_finder_pattern='s/^[[:space:]]*\([0-9][0-9]*\).*$/\1/p'
+ fi
+
+ /bin/ps $EXTRA_DOZER_FLAGS $EXTRA_UNIX_FLAGS $user_flag | tail -n +2 >$PID_DUMP
#echo ====
#echo got all this stuff in the pid dump file:
#cat $PID_DUMP
#echo ====
- # pattern to use for peeling off the process numbers.
- local pid_finder_pattern='s/^[[:space:]]*\([0-9][0-9]*\).*$/\1/p'
- # remove the first line of the file, search for the pattern the
- # user wants to find, and just pluck the process ids out of the
- # results.
- local i
- for i in "${patterns[@]}"; do
-#echo pattern is $i
-#echo phase 1: $(cat $PID_DUMP | sed -e '1d' )
-#echo phase 2: $(cat $PID_DUMP | sed -e '1d' | grep -i "$i" )
- PIDS_SOUGHT+=($(cat $PID_DUMP \
- | sed -e '1d' \
- | grep -i "$i" \
- | sed -n -e "$pid_finder_pattern"))
- done
+
+ # search for the pattern the user wants to find, and just pluck the process
+ # ids out of the results.
+ local i
+ for i in "${patterns[@]}"; do
+ PIDS_SOUGHT+=($(cat $PID_DUMP \
+ | grep -i "$i" \
+ | sed -n -e "$pid_finder_pattern"))
+ done
#echo ====
#echo pids sought list became:
#echo "${PIDS_SOUGHT[@]}"
#echo ====
- fi
+
if [ ${#PIDS_SOUGHT[*]} -ne 0 ]; then
local PIDS_SOUGHT2=$(printf -- '%s\n' ${PIDS_SOUGHT[@]} | sort | uniq)
PIDS_SOUGHT=()
# special case for windows.
ps | head -1
for curr in $p; do
- ps -W | grep "$curr"
+ ps -W -p $curr | tail -n +2
done
else
# normal OSes can handle a nice simple query.
if [ -z "$wheres_nechung" ]; then
echo "The nechung oracle program cannot be found. You may want to consider"
echo "rebuilding the feisty meow applications with this command:"
- echo "bash $FEISTY_MEOW_SCRIPTS/generator/bootstrap_build.sh"
+ echo "bash $FEISTY_MEOW_SCRIPTS/generator/produce_feisty_meow.sh"
else
$wheres_nechung
fi
function regenerate() {
# do the bootstrapping process again.
echo "regenerating feisty meow script environment."
- bash $FEISTY_MEOW_SCRIPTS/core/bootstrap_shells.sh
+ bash $FEISTY_MEOW_SCRIPTS/core/reconfigure_feisty_meow.sh
echo
# force a full reload by turning off sentinel variable and alias.
# the nethack one is used by fred's customizations.
# interesting note perhaps: found that the NETHACKOPTIONS variable was
# not being unset correctly when preceded by an alias. split them up
# like they are now due to that bug.
- unset -v CORE_ALIASES_LOADED FEISTY_MEOW_GENERATED NECHUNG NETHACKOPTIONS
+ unset -v CORE_ALIASES_LOADED FEISTY_MEOW_LOADING_DOCK NECHUNG NETHACKOPTIONS
unset -f function_sentinel
# reload feisty meow environment in current shell.
source $FEISTY_MEOW_SCRIPTS/core/launch_feisty_meow.sh
# use our default example user if there was no name provided.
user=fred
fi
- if [ ! -d "$FEISTY_MEOW_DIR/customizing/$user" ]; then
+ if [ ! -d "$FEISTY_MEOW_APEX/customizing/$user" ]; then
echo "The customization folder provided for $user should be:"
- echo " '$FEISTY_MEOW_DIR/customizing/$user'"
+ echo " '$FEISTY_MEOW_APEX/customizing/$user'"
echo "but that folder does not exist. Skipping customization."
return 1
fi
regenerate >/dev/null
- pushd "$FEISTY_MEOW_GENERATED/custom" &>/dev/null
- local incongruous_files="$(bash "$FEISTY_MEOW_SCRIPTS/files/list_non_dupes.sh" "$FEISTY_MEOW_DIR/customizing/$user" "$FEISTY_MEOW_GENERATED/custom")"
- if [ ${#incongruous_files} -ge 1 ]; then
+ pushd "$FEISTY_MEOW_LOADING_DOCK/custom" &>/dev/null
+ local incongruous_files="$(bash "$FEISTY_MEOW_SCRIPTS/files/list_non_dupes.sh" "$FEISTY_MEOW_APEX/customizing/$user" "$FEISTY_MEOW_LOADING_DOCK/custom")"
+
+#echo "the incongruous files list is: $incongruous_files"
+ # disallow a single character result, since we get "*" as result when nothing exists yet.
+ if [ ${#incongruous_files} -ge 2 ]; then
echo "cleaning unknown older overrides..."
perl "$FEISTY_MEOW_SCRIPTS/files/safedel.pl" $incongruous_files
echo
fi
popd &>/dev/null
echo "copying custom overrides for $user"
- mkdir "$FEISTY_MEOW_GENERATED/custom" 2>/dev/null
- perl "$FEISTY_MEOW_SCRIPTS/text/cpdiff.pl" "$FEISTY_MEOW_DIR/customizing/$user" "$FEISTY_MEOW_GENERATED/custom"
- if [ -d "$FEISTY_MEOW_DIR/customizing/$user/scripts" ]; then
+ mkdir -p "$FEISTY_MEOW_LOADING_DOCK/custom" 2>/dev/null
+ perl "$FEISTY_MEOW_SCRIPTS/text/cpdiff.pl" "$FEISTY_MEOW_APEX/customizing/$user" "$FEISTY_MEOW_LOADING_DOCK/custom"
+ if [ -d "$FEISTY_MEOW_APEX/customizing/$user/scripts" ]; then
echo "copying custom scripts for $user"
- \cp -R "$FEISTY_MEOW_DIR/customizing/$user/scripts" "$FEISTY_MEOW_GENERATED/custom/"
+ \cp -R "$FEISTY_MEOW_APEX/customizing/$user/scripts" "$FEISTY_MEOW_LOADING_DOCK/custom/"
fi
echo
regenerate
sed -i -e "s%$pattern%$replacement%g" "$file"
}
+ # goes to a particular directory passed as parameter 1, and then removes all
+ # the parameters after that from that directory.
+ function push_whack_pop()
+ {
+ local dir="$1"; shift
+ pushd "$dir" &>/dev/null
+ rm -rf $* &>/dev/null
+ popd &>/dev/null
+ }
+
function spacem()
{
while [ $# -gt 0 ]; do
##############
+ # just shows a separator line for an 80 column console, or uses the first
+ # parameter as the number of columns to expect.
+ function separator()
+ {
+ count=$1; shift
+ if [ -z "$count" ]; then
+ count=79
+ fi
+ echo
+ for ((i=0; i < $count - 1; i++)); do
+ echo -n "="
+ done
+ echo
+ echo
+ }
+ # alias for separator.
+ function sep()
+ {
+ separator $*
+ }
+
+ ##############
+
function function_sentinel() { return 0; }
if [ ! -z "$SHELL_DEBUG" ]; then echo "feisty meow function definitions done."; fi
-
+
+ ##############
+
+ # test code for set_var_if_undefined.
+ run_test=0
+ if [ $run_test != 0 ]; then
+ echo running tests on set_var_if_undefined.
+ flagrant=petunia
+ set_var_if_undefined flagrant forknordle
+ check_result "testing if defined variable would be whacked"
+ if [ $flagrant != petunia ]; then
+ echo set_var_if_undefined failed to leave the test variable alone
+ exit 1
+ fi
+ unset bobblehead_stomper
+ set_var_if_undefined bobblehead_stomper endurance
+ if [ $bobblehead_stomper != endurance ]; then
+ echo set_var_if_undefined failed to set a variable that was not defined yet
+ exit 1
+ fi
+ fi
+
fi