Started to remove the [[s.

diff --git a/bashrc b/bashrc
index 0ce1e40..1477774 100644 (file)
--- a/bashrc
+++ b/bashrc
@@ -48,7 +48,7 @@ shopt -s histappend
 # interactive mode. This should maybe be done more properly through
 # using different .bash_profile and .bash_login
 
-[[ ${TERM} == "dumb" ]] || [ ! -t 0 ] && return
+[ ${TERM} == "dumb" ] || [ ! -t 0 ] && return
 
 # Remove the annoying beeps in console
 
@@ -123,7 +123,7 @@ function nh () {
 }
 
 function ding () {
-    if [[ $1 && $(which winshepherd.sh) ]]; then
+    if [ $1 ] && which winshepherd.sh; then
         play -q ~/local/sounds/deskbell.wav &
         unset E_APP_WINDOW
         winshepherd.sh message green "$1"
@@ -183,20 +183,20 @@ function latexdiff () {
 function rl () {
     RECENT_LOG=$(ls -t $(find -maxdepth 1 -name "*.log" -type f) | head -1)
 
-    if [[ ${RECENT_LOG} ]]; then
+    if [ ${RECENT_LOG} ]; then
         FILEBASE="${RECENT_LOG/.log/}"
 
-        if [[ -f "${FILEBASE}.tex" ]]; then
+        if [ -f "${FILEBASE}.tex" ]; then
 
             pdflatex "${FILEBASE}"
             bibtex "${FILEBASE}"
             pdflatex "${FILEBASE}"
             pdflatex "${FILEBASE}"
 
-            if [[ "$1" ]]; then
-                if [[ "$1" == "-v" ]] || [[ "$1" == "--view" ]]; then
+            if [ "$1" ]; then
+                if [ "$1" == "-v" ] || [ "$1" == "--view" ]; then
                     xpdf "${FILEBASE}.pdf"
-                elif [[ "$1" == "-p" ]] || [[ "$1" == "--print" ]]; then
+                elif [ "$1" == "-p" ] || [ "$1" == "--print" ]; then
                     lpr "${FILEBASE}.pdf"
                 else
                     echo "Usage: rl [-v|--view] [-p|--print]" >&2
@@ -222,6 +222,20 @@ function rl () {
 ######################################################################
 # Functions
 
+# http://www.reddit.com/r/linux/comments/2cgu5k/a_handy_little_script_for_interacting_with_your/
+function clip () {
+    if [ -t 0 ] && [ -z "$1" ]; then
+        # output contents of clipboard
+        xclip -out -selection clipboard || exit 1
+    elif [ "$1" ]; then
+        # copy file contents to clipboard
+        xclip -in -selection clipboard < "$1" || exit 1
+    else
+        # copy stdin to clipboard
+        xclip -in -selection clipboard <&0 || exit 1
+    fi
+}
+
 # Find a file whose name contains a substring
 
 function fn () {
@@ -231,7 +245,7 @@ function fn () {
 }
 
 function bak () {
-    while [[ "$1" ]]; do
+    while [ "$1" ]; do
         cp "$1" "$1".bak
         shift
     done
@@ -239,9 +253,9 @@ function bak () {
 
 function ua () {
 
-    [[ "$1" ]] || ( echo "Universal unarchive: ua <file> [<file> ...]" >&2 && return 1)
+    [ "$1" ] || ( echo "Universal unarchive: ua <file> [<file> ...]" >&2 && return 1)
 
-    while [[ "$1" ]]; do
+    while [ "$1" ]; do
 
         case "$1" in
             *.tgz|*.tar.gz|*.tbz|*.tar.bz2)
@@ -276,13 +290,13 @@ function mcd () {
 # Capture the screen in a dated png
 
 function cap () {
-    if [[ $2 ]]; then
+    if [ $2 ]; then
         name=$2
     else
         name="capture-$(date +%s).png"
     fi
     echo "Waiting $1 s and saving to ${name}."
-    [[ "$1" ]] && sleep "$1"
+    [ "$1" ] && sleep "$1"
     echo "Please click on the window to capture."
     xwd  | convert - ${name}
     \ls -l ${name}
@@ -292,8 +306,8 @@ function cap () {
 # arguments, do not create one and CD in the most recent instead
 
 function cdt () {
-    if [[ "$1" ]]; then
-        if [[ "$1" == "-" ]]; then
+    if [ "$1" ]; then
+        if [ "$1" == "-" ]; then
             cd $(\ls -td /tmp/tmp.?????? | head -1)
         else
             echo "USAGE: cdt [-]" >&2
@@ -302,10 +316,10 @@ function cdt () {
     else
         dir=$(mktemp -d /tmp/tmp.XXXXXX)
         link=/tmp/tmp
-        if [[ -h ${link} ]]; then
+        if [ -h ${link} ]; then
             \rm ${link}
         fi
-        if [[ ! -a ${link} ]]; then
+        if [ ! -a ${link} ]; then
             ln -s ${dir} ${link}
         fi
         cd ${dir}
@@ -320,8 +334,9 @@ function trash () {
 
     mkdir -p ${TRASH}
 
-    [[ -h ${LINK} ]] && \rm ${LINK}
-    [[ ! -f ${LINK} ]] && ln -s ${TRASH} ${LINK}
+    [ -h ${LINK} ] && \rm ${LINK}
+
+    [ ! -f ${LINK} ] && ln -s ${TRASH} ${LINK}
 
     mv "$@" ${TRASH}
     echo "Trashed $@"
@@ -366,12 +381,12 @@ function pho () {
     PHO_NOTE_R90=$(grep ^"Rotate 90 \(CW\): " ${TEMP} | sed -e "s/^[^:]*: //")
     PHO_NOTE_R180=$(grep ^"Rotate 180: " ${TEMP} | sed -e "s/^[^:]*: //")
     PHO_NOTE_R270=$(grep ^"Rotate -90 \(CCW\): " ${TEMP} | sed -e "s/^[^:]*: //")
-    [[ "${PHO_NOTE_1}" ]] || unset PHO_NOTE_1
-    [[ "${PHO_NOTE_2}" ]] || unset PHO_NOTE_2
-    [[ "${PHO_NOTE_3}" ]] || unset PHO_NOTE_3
-    [[ "${PHO_NOTE_R90}" ]] || unset PHO_NOTE_R90
-    [[ "${PHO_NOTE_R180}" ]] || unset PHO_NOTE_R180
-    [[ "${PHO_NOTE_R270}" ]] || unset PHO_NOTE_R270
+    [ "${PHO_NOTE_1}" ] || unset PHO_NOTE_1
+    [ "${PHO_NOTE_2}" ] || unset PHO_NOTE_2
+    [ "${PHO_NOTE_3}" ] || unset PHO_NOTE_3
+    [ "${PHO_NOTE_R90}" ] || unset PHO_NOTE_R90
+    [ "${PHO_NOTE_R180}" ] || unset PHO_NOTE_R180
+    [ "${PHO_NOTE_R270}" ] || unset PHO_NOTE_R270
     \rm ${TEMP}
 }
 
@@ -380,7 +395,7 @@ function pho () {
 
 function dt () {
     echo "Local: $(date)"
-    if [[ ${TZ} ]]; then
+    if [ ${TZ} ]; then
         unset TZ
         echo "Home:  $(date)"
     fi
@@ -395,12 +410,12 @@ function dt () {
 ## When invoked without an argument netdown removes the last interface
 ## which was netuped
 
-[[ ${NETUP_HISTORY} ]] || NETUP_HISTORY="${HOME}/.netup_history"
+[ ${NETUP_HISTORY} ] || NETUP_HISTORY="${HOME}/.netup_history"
 
 function netup () {
     WIFI_INTERFACE=wlan0
 
-    if [[ $1 == "--scan" ]]; then
+    if [ $1 == "--scan" ]; then
         if [[ ! $(\ifconfig -s | grep ${WIFI_INTERFACE}) ]]; then
             sudo ifconfig ${WIFI_INTERFACE} up
             UPPED_WIFI=1
@@ -408,14 +423,14 @@ function netup () {
 
         sudo iwlist ${WIFI_INTERFACE} scan | \grep -E 'ESS|Quali|Encry' | sed -e 's/^[ \t]*//'
 
-        if [[ ${UPPED_WIFI} ]]; then
+        if [ ${UPPED_WIFI} ]; then
             sudo ifconfig ${WIFI_INTERFACE} down
         fi
 
         return 0
     fi
 
-    if [[ $(\ifconfig -s | grep -v ^"(Iface|lo) ") ]]; then
+    if ifconfig -s | grep -q -v ^'(Iface|lo) '; then
         echo "There is already interface(s) up." >&2
         return 1
     fi
@@ -430,7 +445,7 @@ function netup () {
         return 1
     fi
 
-    if [[ ! "$@" ]] && [[ -s ${NETUP_HISTORY} ]]; then
+    if [ ! "$@" ] && [ -s ${NETUP_HISTORY} ]; then
         echo "netup <interface>" >&2
         return 1
         # # If we have no argument and there is a .netup_history, use it
@@ -441,7 +456,7 @@ function netup () {
         echo ${ARGS} > ${NETUP_HISTORY}
     fi
 
-    if [[ -n "${PRIVATE_INTERFACE_DEFINITION}" ]]; then
+    if [ "${PRIVATE_INTERFACE_DEFINITION}" ]; then
         ARGS="-i ${PRIVATE_INTERFACE_DEFINITION} ${ARGS}"
     fi
 
@@ -454,14 +469,14 @@ function netup () {
     REMOVE_LOCAL_DNS=/usr/local/bin/remove-local-dns.sh
     # REMOVE_LOCAL_DNS=${HOME}/sources/scripts/remove-local-dns.sh
 
-    if [[ -x ${REMOVE_LOCAL_DNS} ]]; then
+    if [ -x ${REMOVE_LOCAL_DNS} ]; then
         echo "Executing ${VT_GREEN_FG}[sudo ${REMOVE_LOCAL_DNS} 192.168]${VT_RESET}"
         sudo ${REMOVE_LOCAL_DNS} 192.168
     fi
 }
 
 function netdown () {
-    if [[ ! "$@" ]] && [[ -s ${NETUP_HISTORY} ]]; then
+    if [ ! "$@" ] && [ -s ${NETUP_HISTORY} ]; then
         # If there are no arguments and there is a .netup_history, get the
         # interface from it
         ARGS=$(tail -1 ${NETUP_HISTORY} | sed -e "s/=.*$//")
@@ -470,9 +485,7 @@ function netdown () {
         ARGS="$@"
     fi
 
-    if [[ -n "${PRIVATE_INTERFACE_DEFINITION}" ]]; then
-        ARGS="-i ${PRIVATE_INTERFACE_DEFINITION} ${ARGS}"
-    fi
+    [ "${PRIVATE_INTERFACE_DEFINITION}" ] && ARGS="-i ${PRIVATE_INTERFACE_DEFINITION} ${ARGS}"
 
     echo "Executing sudo ${VT_GREEN_FG}[ifdown ${ARGS}]${VT_RESET}"
     sudo ifdown ${ARGS}
@@ -490,7 +503,7 @@ function netdown () {
 
 function checkgw () {
     GW=$(route -n | grep ^0.0.0.0 | awk '{print $2}')
-    if [[ -n "${GW}" ]]; then
+    if [ "${GW}" ]; then
         ping ${GW}
     else
         echo "Can not find a getaway." >&2
@@ -527,7 +540,7 @@ function setxtermbg () {
 
 function shuffle () {
     SEED=$1
-    [[ $SEED ]] || SEED=0
+    [ $SEED ] || SEED=0
     awk 'BEGIN{srand('${SEED}')} { print rand()" "$0 }' | sort -g | sed -e "s/^[0-9\.e\-]* //"
 }
 
@@ -537,15 +550,15 @@ function shuffle () {
 KEPT_COMMANDS=${HOME}/.kept_bash_commands
 
 function keep () {
-    if [[ ${KEPT_COMMANDS} ]]; then
+    if [ ${KEPT_COMMANDS} ]; then
         TOKEEP=$(mktemp /tmp/keep.XXXXXX)
-        if [[ "$*" ]]; then
+        if [ "$*" ]; then
             echo "$*" > ${TOKEEP}
         else
             selector -b -i -d -l ${HISTSIZE} -o "${TOKEEP}" <(history)
         fi
 
-        if [[ -s "${TOKEEP}" ]]; then
+        if [ -s "${TOKEEP}" ]; then
             echo $(date)": "$(cat ${TOKEEP}) >> ${KEPT_COMMANDS}
             cat "${TOKEEP}"
         else
@@ -559,14 +572,14 @@ function keep () {
 }
 
 # function keep () {
-    # if [[ ${KEPT_COMMANDS} ]]; then
-        # LINE="$*"
-        # [[ "${LINE}" ]] || LINE=$(history | tail -2 | head -1 | sed -e "s/^[0-9 ]*//")
-        # echo $LINE
-        # echo $(date)": "${LINE} >> ${KEPT_COMMANDS}
-    # else
-        # echo "You have to set \$KEPT_COMMANDS"
-    # fi
+# if [[ ${KEPT_COMMANDS} ]]; then
+# LINE="$*"
+# [[ "${LINE}" ]] || LINE=$(history | tail -2 | head -1 | sed -e "s/^[0-9 ]*//")
+# echo $LINE
+# echo $(date)": "${LINE} >> ${KEPT_COMMANDS}
+# else
+# echo "You have to set \$KEPT_COMMANDS"
+# fi
 # }
 
 ######################################################################
@@ -574,16 +587,16 @@ function keep () {
 
 function burn () {
     DEVICE="/dev/cdrw1"
-    if [[ ! "$1" ]]; then
+    if [ ! "$1" ]; then
         echo "burn <iso name | dirname>" >&2
-    elif [[ -f "$1" ]]; then
+    elif [ -f "$1" ]; then
         if [[ $(file "$1" | \grep -E 'ISO 9660|UDF filesystem data') ]]; then
             wodim -eject -v dev=${DEVICE} "$1"
         else
             echo "Do not know what to do with $1" >&2
         fi
-    elif [[ -d "$1" ]]; then
-        [[ "${TMP_ROOT}" ]] || TMP_ROOT=/tmp/
+    elif [ -d "$1" ]; then
+        [ "${TMP_ROOT}" ] || TMP_ROOT=/tmp/
         echo "Using ${TMP_ROOT} as temporary directory."
         TMP=$(mktemp ${TMP_ROOT}/cdimage.XXXXXX) && \
             genisoimage -input-charset iso8859-1 -r -o ${TMP} "$1" && \
@@ -607,7 +620,7 @@ function dvd () {
     echo " / *   Volume"
     echo
 
-    if [[ "$1" ]]; then
+    if [ "$1" ]; then
         dvd_device="$1"
         shift
     else
@@ -616,7 +629,7 @@ function dvd () {
 
     title="1"
 
-    if [[ "$1" ]]; then
+    if [ "$1" ]; then
         title=$1
         shift
     fi
@@ -632,9 +645,9 @@ function dvd () {
 }
 
 function ripdvd () {
-    if [[ -e "/dev/dvd" ]]; then
+    if [ -e "/dev/dvd" ]; then
         DVD_DEVICE="/dev/dvd"
-    elif [[ -e "/dev/dvd3" ]]; then
+    elif [ -e "/dev/dvd3" ]; then
         DVD_DEVICE="/dev/dvd3"
     else
         echo "Can not find the dvd device." >&2
@@ -655,7 +668,7 @@ alias ripcd=abcde
 # Upload the sources from the current directory to work
 
 function ulsrc () {
-    if [[ ! "${MY_WORK_MACHINE}" ]]; then
+    if [ ! "${MY_WORK_MACHINE}" ]; then
         echo "\$MY_WORK_MACHINE undefined" 1>&2
         return 1
     fi
@@ -683,11 +696,11 @@ function mksmall () {
 
     DEST_DIR=$1
 
-    [[ ${DEST_DIR} ]] || DEST_DIR=./small
+    [ ${DEST_DIR} ] || DEST_DIR=./small
 
     mkdir -p ${DEST_DIR}
 
-    if [[ ! -d ${DEST_DIR} ]]; then
+    if [ ! -d ${DEST_DIR} ]; then
         echo "Can not create ${DEST_DIR}" >&2
         return
     fi
@@ -697,7 +710,7 @@ function mksmall () {
 
     for i in $(find -maxdepth 1 -type f); do
         if [[ $(file $i | grep image) ]]; then
-            if [[ -e ${DEST_DIR}/$i ]]; then
+            if [ -e ${DEST_DIR}/$i ]; then
                 echo "The file ${DEST_DIR}/$i already exists."
             else
 
@@ -799,7 +812,7 @@ function vcup () {
             else
                 echo "No known versioning system here."
             fi
-            popd > /dev/null 
+            popd > /dev/null
             shift
         done
         cd ${CURRENT}
@@ -918,19 +931,19 @@ PS1="\[${VT_YELLOW_BG}\]\${HISTORY_CUE}\[${VT_RESET}\]${PS1}"
 ######################################################################
 
 # parse_git_branch () {
-  # git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ (\1)/'
+# git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ (\1)/'
 # }
 
 # parse_git_tag () {
-  # git describe --tags 2> /dev/null
+# git describe --tags 2> /dev/null
 # }
 
 # parse_git_branch_or_tag() {
-  # local OUT="$(parse_git_branch)"
-  # if [ "$OUT" == " ((no branch))" ]; then
-    # OUT="($(parse_git_tag))";
-  # fi
-  # echo $OUT
+# local OUT="$(parse_git_branch)"
+# if [ "$OUT" == " ((no branch))" ]; then
+# OUT="($(parse_git_tag))";
+# fi
+# echo $OUT
 # }
 
 # PS1="${PS1}\$(parse_git_branch_or_tag)"
@@ -995,7 +1008,7 @@ function lsn () {
         sort -u ${TMP} > ${LSN_MEMORY}
         \rm ${TMP}
 
-    elif [[ -n "$1" ]]; then
+    elif [ "$1" ]; then
 
         echo "lsn [--mem|-m] [+ <file> ...]" >&2
         return 1