if [ $? -eq 0 ]; then
# there was no error, so we can skip the inits.
if [ ! -z "$SHELL_DEBUG" ]; then
- echo skipping functions.sh because already defined.
+ echo "skipping function definitions, because already defined."
fi
skip_all=yes
fi
if [ -z "$skip_all" ]; then
+
if [ ! -z "$SHELL_DEBUG" ]; then
- echo function definitions begin...
+ echo "feisty meow function definitions beginning now..."
fi
-
+
# a handy little method that can be used for date strings. it was getting
# really tiresome how many different ways the script did the date formatting.
function date_stringer() {
- date +"%Y_%m_%d_%H%M_%S" | tr -d '/\n/'
+ local sep="$1"; shift
+ if [ -z "$sep" ]; then sep='_'; fi
+ date +"%Y$sep%m$sep%d$sep%H%M$sep%S" | tr -d '/\n/'
}
# makes a directory of the name specified and then tries to change the
if [ ! -d "$1" ]; then mkdir -p "$1"; fi
cd "$1"
}
-
+
+ function is_array() {
+ [[ "$(declare -p $1)" =~ "declare -a" ]]
+ }
+
+ function is_alias() {
+ alias $1 &>/dev/null
+ return $?
+ }
+
+ # displays the value of a variable in bash friendly format.
+ function var() {
+ HOLDIFS="$IFS"
+ IFS=""
+ while true; do
+ local varname="$1"; shift
+ if [ -z "$varname" ]; then
+ break
+ fi
+
+ if is_alias "$varname"; then
+#echo found $varname is alias
+ local tmpfile="$(mktemp $TMP/aliasout.XXXXXX)"
+ alias $varname | sed -e 's/.*=//' >$tmpfile
+ echo "alias $varname=$(cat $tmpfile)"
+ \rm $tmpfile
+ elif [ -z "${!varname}" ]; then
+ echo "$varname undefined"
+ else
+ if is_array "$varname"; then
+#echo found $varname is array var
+ local temparray
+ eval temparray="(\${$varname[@]})"
+ echo "$varname=(${temparray[@]})"
+#hmmm: would be nice to print above with elements enclosed in quotes, so that we can properly
+# see ones that have spaces in them.
+ else
+#echo found $varname is simple
+ echo "$varname=${!varname}"
+ fi
+ fi
+ done
+ IFS="$HOLDIFS"
+ }
+
+ function success_sound()
+ {
+ if [ ! -z "$CLAM_FINISH_SOUND" ]; then
+ bash $FEISTY_MEOW_SCRIPTS/multimedia/sound_play.sh "$CLAM_FINISH_SOUND"
+ fi
+ }
+
+ function error_sound()
+ {
+ if [ ! -z "$CLAM_ERROR_SOUND" ]; then
+ bash $FEISTY_MEOW_SCRIPTS/multimedia/sound_play.sh "$CLAM_ERROR_SOUND"
+ fi
+ }
+
+ # checks the result of the last command that was run, and if that failed,
+ # then this complains and exits from bash. the function parameters are
+ # used as the message to print as a complaint.
+ function check_result()
+ {
+ if [ $? -ne 0 ]; then
+ echo -e "failed on: $*"
+ error_sound
+ exit 1
+ fi
+ }
+
# locates a process given a search pattern to match in the process list.
function psfind() {
+ local -a patterns=("${@}")
+#echo ====
+#echo patterns list is: "${patterns[@]}"
+#echo ====
local PID_DUMP="$(mktemp "$TMP/zz_pidlist.XXXXXX")"
- local PIDS_SOUGHT=()
- local patterns=($*)
+ local -a PIDS_SOUGHT
if [ "$OS" == "Windows_NT" ]; then
- # needs to be a windows format filename for 'type' to work.
- local tmppid=c:\\tmp_pids.txt
- # we have abandoned all hope of relying on ps on windows. instead
- # we use wmic to get full command lines for processes.
- # this does not exist on windows home edition. we are hosed if that's
- # what they insist on testing on.
+ # windows case has some odd gyrations to get the user list.
+ if [ ! -d c:/tmp ]; then
+ mkdir c:/tmp
+ fi
+ # windows7 magical mystery tour lets us create a file c:\\tmp_pids.txt, but then it's not
+ # really there in the root of drive c: when we look for it later. hoping to fix that
+ # problem by using a subdir, which also might be magical thinking from windows perspective.
+ tmppid=c:\\tmp\\pids.txt
+ # we have abandoned all hope of relying on ps on windows. instead we use wmic to get full
+ # command lines for processes.
wmic /locale:ms_409 PROCESS get processid,commandline </dev/null >"$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 appropriate_pattern='s/^.* *\([0-9][0-9]*\) *$/\1/p'
+ local appropriate_pattern='s/^.*[[:space:]][[:space:]]*\([0-9][0-9]*\) *\$/\1/p'
+ local i
for i in "${patterns[@]}"; do
- PIDS_SOUGHT+=$(cat $PID_DUMP \
+ PIDS_SOUGHT+=($(cat $PID_DUMP \
| grep -i "$i" \
- | sed -n -e "$appropriate_pattern")
- if [ ${#PIDS_SOUGHT[*]} -ne 0 ]; then
- # we want to bail as soon as we get matches, because on the same
- # platform, the same set of patterns should work to find all
- # occurrences of the genesis java.
- break;
- fi
+ | sed -n -e "$appropriate_pattern"))
done
else
/bin/ps $extra_flags wuax >$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 appropriate_pattern='s/^[-a-zA-Z_0-9][-a-zA-Z_0-9]* *\([0-9][0-9]*\).*$/\1/p'
+ local appropriate_pattern='s/^[-+a-zA-Z_0-9][-+a-zA-Z_0-9]*[[:space:]][[: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
- PIDS_SOUGHT=$(cat $PID_DUMP \
+#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 "$appropriate_pattern")
- if [ ${#PIDS_SOUGHT[*]} -ne 0 ]; then
- # we want to bail as soon as we get matches, because on the same
- # platform, the same set of patterns should work to find all
- # occurrences of the genesis java.
- break;
- fi
+ | sed -n -e "$appropriate_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' ${PIDS_SOUGHT[@]} | sort | uniq)
+ PIDS_SOUGHT=()
+ PIDS_SOUGHT=${PIDS_SOUGHT2[*]}
+ echo ${PIDS_SOUGHT[*]}
fi
- if [ ! -z "$PIDS_SOUGHT" ]; then echo "$PIDS_SOUGHT"; fi
/bin/rm $PID_DUMP
}
# finds all processes matching the pattern specified and shows their full
# process listing (whereas psfind just lists process ids).
function psa() {
- p=$(psfind "$1")
- if [ ! -z "$p" ]; then
- echo ""
- echo "Processes containing \"$1\"..."
- echo ""
- if [ -n "$IS_DARWIN" ]; then
- unset fuzil_sentinel
- for i in $p; do
- # only print the header the first time.
- if [ -z "$fuzil_sentinel" ]; then
- ps $i -w -u
- else
- ps $i -w -u | sed -e '1d'
- fi
- fuzil_sentinel=true
- done
- else
- # cases besides darwin OS (for macs).
- extra_flags=
- if [ "$OS" = "Windows_NT" ]; then
- # special case for windows.
- extra_flags=-W
- ps | head -1
- for curr in $p; do
- ps $extra_flags | grep "^ *$curr"
- done
+ if [ -z "$1" ]; then
+ echo "psa finds processes by pattern, but there was no pattern on the command line."
+ return 1
+ fi
+ p=$(psfind "${@}")
+ if [ -z "$p" ]; then
+ # no matches.
+ return 0
+ fi
+ echo ""
+ echo "Processes matching ${@}..."
+ echo ""
+ if [ -n "$IS_DARWIN" ]; then
+ unset fuzil_sentinel
+ for i in $p; do
+ # only print the header the first time.
+ if [ -z "$fuzil_sentinel" ]; then
+ ps $i -w -u
else
- # normal OSes can handle a nice simple query.
- ps wu $p
+ ps $i -w -u | sed -e '1d'
fi
+ fuzil_sentinel=true
+ done
+ else
+ # cases besides mac os x's darwin.
+ extra_flags=
+ if [ "$OS" = "Windows_NT" ]; then
+ # special case for windows.
+ extra_flags=-W
+ ps | head -1
+ for curr in $p; do
+ ps $extra_flags | grep "$curr"
+ done
+ else
+ # normal OSes can handle a nice simple query.
+ ps wu $p
fi
fi
}
sudo /etc/init.d/alsasound restart
}
- # switches from a /X/path form to an X:/ form.
- function msys_to_dos_path() {
- # we always remove dos slashes in favor of forward slashes.
- echo "$1" | sed -e 's/\\/\//g' | sed -e 's/\/\([a-zA-Z]\)\/\(.*\)/\1:\/\2/'
+ # switches from a /X/path form to an X:/ form. this also processes cygwin paths.
+ function unix_to_dos_path() {
+ # we usually remove dos slashes in favor of forward slashes.
+ local DOSSYHOME
+ if [[ ! "$OS" =~ ^[Ww][iI][nN] ]]; then
+ # fake this value for non-windows (non-cygwin) platforms.
+ DOSSYHOME="$HOME"
+ else
+ # for cygwin, we must replace the /home/X path with an absolute one, since cygwin
+ # insists on the /home form instead of /c/cygwin/home being possible. this is
+ # super frustrating and nightmarish.
+ DOSSYHOME="$(cygpath -am "$HOME")"
+ fi
+
+ if [ ! -z "$SERIOUS_SLASH_TREATMENT" ]; then
+ # unless this flag is set, in which case we force dos slashes.
+ echo "$1" | sed -e "s?^$HOME?$DOSSYHOME?g" | sed -e 's/\\/\//g' | sed -e 's/\/cygdrive//' | sed -e 's/\/\([a-zA-Z]\)\/\(.*\)/\1:\/\2/' | sed -e 's/\//\\/g'
+ else
+ echo "$1" | sed -e "s?^$HOME?$DOSSYHOME?g" | sed -e 's/\\/\//g' | sed -e 's/\/cygdrive//' | sed -e 's/\/\([a-zA-Z]\)\/\(.*\)/\1:\/\2/'
+ fi
}
# switches from an X:/ form to an /X/path form.
- function dos_to_msys_path() {
+ function dos_to_unix_path() {
# we always remove dos slashes in favor of forward slashes.
echo "$1" | sed -e 's/\\/\//g' | sed -e 's/\([a-zA-Z]\):\/\(.*\)/\/\1\/\2/'
}
-
- # su function: makes su perform a login.
- # for some OSes, this transfers the X authority information to the new login.
- function su() {
+
+ # returns a successful value (0) if this system is debian or ubuntu.
+ function debian_like() {
# decide if we think this is debian or ubuntu or a variant.
DEBIAN_LIKE=$(if [ ! -z "$(grep -i debian /etc/issue)" \
-o ! -z "$(grep -i ubuntu /etc/issue)" ]; then echo 1; else echo 0; fi)
-
if [ $DEBIAN_LIKE -eq 1 ]; then
+ # success; this is debianish.
+ return 0
+ else
+ # this seems like some other OS.
+ return 1
+ fi
+ }
+
+ # su function: makes su perform a login.
+ # for some OSes, this transfers the X authority information to the new login.
+ function su() {
+ if debian_like; then
# debian currently requires the full version which imports X authority
# information for su.
# label if they're doing an su with the sudo.
function sudo() {
local first_command="$1"
- /usr/bin/sudo $*
+ /usr/bin/sudo "$@"
if [ "$first_command" == "su" ]; then
# yep, they were doing an su, but they're back now.
bash $FEISTY_MEOW_SCRIPTS/tty/label_terminal_with_infos.sh
fi
}
- # buntar is a long needed uncompressing macro that feeds into tar -x.
- # it takes a list of bz2 file names and extracts their contents into
- # sequentially numbered directories.
- function buntar() {
- index=1
- for i in $*; do
- mkdir buntar_$index
- pushd buntar_$index &>/dev/null
- file=$i
- # if the filename has no directory component, we will assume it used to
- # be above our unzipping directory here.
- if [ "$(basename $file)" = $file ]; then
- file=../$file
- fi
- bunzip2 -d -c $file | tar -xf -
- popd &>/dev/null
- index=$(expr $index + 1)
- done
- }
-
# trashes the .#blah files that cvs and svn leave behind when finding conflicts.
# this kind of assumes you've already checked them for any salient facts.
function clean_cvs_junk() {
find $i -follow -type f -iname ".#*" -exec perl $FEISTY_MEOW_SCRIPTS/files/safedel.pl {} ";"
done
}
-
- # recreates all the generated files that the feisty meow scripts use.
- function regenerate() {
- bash $FEISTY_MEOW_SCRIPTS/core/bootstrap_shells.sh
- echo
+
+ # overlay for nechung binary so that we can complain less grossly about it when it's missing.
+ function nechung() {
local wheres_nechung=$(which nechung 2>/dev/null)
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_DIR/scripts/generator/bootstrap_build.sh"
+ echo "bash $FEISTY_MEOW_SCRIPTS/generator/bootstrap_build.sh"
else
- nechung
+ $wheres_nechung
fi
}
+
+ # recreates all the generated files that the feisty meow scripts use.
+ function regenerate() {
+ # do the bootstrapping process again.
+ echo "regenerating feisty meow script environment."
+ bash $FEISTY_MEOW_SCRIPTS/core/bootstrap_shells.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 -f function_sentinel
+ # reload feisty meow environment in current shell.
+ source $FEISTY_MEOW_SCRIPTS/core/launch_feisty_meow.sh
+ # run nechung oracle to give user a new fortune.
+ nechung
+ }
+
+ # generates a random password where the first parameter is the number of characters
+ # in the password (default 20) and the second parameter specifies whether to use
+ # special characters (1) or not (0).
+ # found function at http://legroom.net/2010/05/06/bash-random-password-generator
+ function random_password()
+ {
+ [ "$2" == "0" ] && CHAR="[:alnum:]" || CHAR="[:graph:]"
+ cat /dev/urandom | tr -cd "$CHAR" | head -c ${1:-32}
+ echo
+ }
+
+ # a wrapper for the which command that finds items on the path. some OSes
+ # do not provide which, so we want to not be spewing errors when that
+ # happens.
+ function whichable()
+ {
+ to_find="$1"; shift
+ which which &>/dev/null
+ if [ $? -ne 0 ]; then
+ # there is no which command here. we produce nothing due to this.
+ echo
+ fi
+ echo $(which $to_find)
+ }
+
+ # copies a set of custom scripts into the proper location for feisty meow
+ # to merge their functions and aliases with the standard set.
+ function recustomize()
+ {
+ user="$1"; shift
+ if [ -z "$user" ]; then
+ # use our default example user if there was no name provided.
+ user=fred
+ fi
+ if [ ! -d "$FEISTY_MEOW_DIR/customizing/$user" ]; then
+ echo "The customization folder provided for $user should be:"
+ echo " '$FEISTY_MEOW_DIR/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 [ ${#incongruous_files} -ge 1 ]; then
+ echo "cleaning unknown older overrides..."
+ perl "$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
+ echo "copying custom scripts for $user"
+ \cp -R "$FEISTY_MEOW_DIR/customizing/$user/scripts" "$FEISTY_MEOW_GENERATED/custom/"
+ fi
+ echo
+ regenerate
+ }
+
+#uhhh, this does what now?
+ function add_cygwin_drive_mounts() {
+ for i in c d e f g h q z ; do
+ ln -s /cygdrive/$i $i
+ done
+ }
+
+ # takes a file to modify, and then it will replace any occurrences of the
+ # pattern provided as the second parameter with the text in the third
+ # parameter.
+ function replace_pattern_in_file()
+ {
+ local file="$1"; shift
+ local pattern="$1"; shift
+ local replacement="$1"; shift
+ if [ -z "$file" -o -z "$pattern" -o -z "$replacement" ]; then
+ echo "replace_pattern_in_file: needs a filename, a pattern to replace, and the"
+ echo "text to replace that pattern with."
+ return 1
+ fi
+ sed -i -e "s%$pattern%$replacement%g" "$file"
+ }
+
+ function spacem()
+ {
+ while [ $# -gt 0 ]; do
+ arg="$1"; shift
+ if [ ! -f "$arg" -a ! -d "$arg" ]; then
+ echo "failure to find a file or directory named '$arg'."
+ continue
+ fi
+ # first we rename the file to be lower case.
+ perl $FEISTY_MEOW_SCRIPTS/files/renlower.pl "$arg" &>/dev/null
+ # oops, now the name is all lower-case. we need to make the
+ # same adjustment.
+ arg2="$(echo "$arg" | tr A-Z a-z)"
+ # we definitely wanted to adjust the case first, rather than doing all
+ # the wacky stuff this script does to the filename... we will capture
+ # the output of the replace operaton for reporting.
+ final_name="$(perl "$FEISTY_MEOW_SCRIPTS/files/replace_spaces_with_underscores.sh" "$arg2")"
+ # now zap the intermediate part of the name off.
+ final_name="$(echo $final_name | sed -e 's/.*=> //')"
+ # printout the combined operation results.
+ echo "'$arg' => $final_name"
+ done
+ }
+
+ ##############
function function_sentinel() { return 0; }
- if [ ! -z "$SHELL_DEBUG" ]; then echo function definitions end....; fi
+ if [ ! -z "$SHELL_DEBUG" ]; then echo "feisty meow function definitions done."; fi
fi