X-Git-Url: https://feistymeow.org/gitweb/?a=blobdiff_plain;f=scripts%2Fcore%2Ffunctions.sh;h=a58e818fd5000bee4172a7fcf0f955e8d76d0656;hb=1acdaf5897bfed83c3a3d7cae9c6f9e6d5480835;hp=de3c3ba2688020a4fc7240bba5ba2a6bf34800c3;hpb=fcd166fbb628f3cb4915da3ef8155096196687f4;p=feisty_meow.git

diff --git a/scripts/core/functions.sh b/scripts/core/functions.sh
index de3c3ba2..a58e818f 100644
--- a/scripts/core/functions.sh
+++ b/scripts/core/functions.sh
@@ -40,15 +40,25 @@ if [ -z "$skip_all" ]; then
     cd "$1"
   }
 
+  # returns true if the variable is an array.
   function is_array() {
     [[ "$(declare -p $1)" =~ "declare -a" ]]
   }
 
+  # returns true if the name provided is a defined alias.
   function is_alias() {
     alias $1 &>/dev/null
     return $?
   }
 
+  # makes the status of pipe number N (passed as first parameter) into the
+  # main return value (i.e., the value for $?).  this is super handy to avoid
+  # repeating the awkward looking code below in multiple places.
+  function promote_pipe_return()
+  {
+    ( exit ${PIPESTATUS[$1]} )
+  }
+
   ##############
 
   # displays the value of a variable in bash friendly format.
@@ -177,6 +187,9 @@ if [ -z "$skip_all" ]; then
     # version for the other side (just 'linux'); we don't want the remote side still
     # thinking it's running xterm.
     save_terminal_title
+    if [ ! -z "$DEBUG_FEISTY_MEOW" ]; then
+      echo TERM saved is: $PRIOR_TERMINAL_TITLE
+    fi
 #hmmm: why were we doing this?  it scorches the user's logged in session, leaving it without proper terminal handling.
 #    # we save the value of TERM; we don't want to leave the user's terminal
 #    # brain dead once we come back from this function.
@@ -185,7 +198,13 @@ if [ -z "$skip_all" ]; then
     /usr/bin/ssh -X -C "${args[@]}"
 #    # restore the terminal variable also.
 #    TERM="$oldterm"
+    if [ ! -z "$DEBUG_FEISTY_MEOW" ]; then
+      echo TERM before restore, will use prior title of: $PRIOR_TERMINAL_TITLE
+    fi
     restore_terminal_title
+    if [ ! -z "$DEBUG_FEISTY_MEOW" ]; then
+      echo TERM title restored to prior value
+    fi
   }
 
   ##############
@@ -483,9 +502,18 @@ if [ -z "$skip_all" ]; then
     save_terminal_title
 
     if [ ! -d "$FEISTY_MEOW_SCRIPTS/customize/$custom_user" ]; then
-      echo "The customization folder for '$custom_user' would be:"
-      echo "  $FEISTY_MEOW_SCRIPTS/customize/$custom_user"
-      echo "but that folder does not exist.  Skipping recustomization."
+      echo -e "the customization folder for '$custom_user' is missing:
+
+    $FEISTY_MEOW_SCRIPTS/customize/$custom_user
+
+we will skip recustomization, but these other customizations are available:
+"
+      # a little tr and sed magic to fix the carriage returns into commas.
+      local line="$(find $FEISTY_MEOW_SCRIPTS/customize -mindepth 1 -maxdepth 1 -type d -exec basename {} ';' | tr '\n' '&' | sed 's/&/, /g' | sed -e 's/, $//')"
+        # make the line feeds and carriage returns manageable with tr.
+        # convert the ampersand, our weird replacement for EOL, with a comma + space in sed.
+        # last touch with sed removes the last comma.
+      echo "    $line"
       return 1
     fi
 
@@ -504,7 +532,7 @@ if [ -z "$skip_all" ]; then
 
     local fail_message="\n
 are the perl dependencies installed?  if you're on ubuntu or debian, try this:\n
-    $(grep "apt-get.*perl" $FEISTY_MEOW_APEX/readme.txt)\n
+    $(grep "apt.*perl" $FEISTY_MEOW_APEX/readme.txt)\n
 or if you're on cygwin, then try this (if apt-cyg is available):\n
     $(grep "apt-cyg.*perl" $FEISTY_MEOW_APEX/readme.txt)\n";
 
@@ -689,7 +717,7 @@ or if you're on cygwin, then try this (if apt-cyg is available):\n
     while [ $# -gt 0 ]; do
       arg="$1"; shift
       if [ ! -f "$arg" -a ! -d "$arg" ]; then
-        echo "failure to find a file or directory named '$arg'."
+        echo "=> did not find a file or directory named '$arg'."
         continue
       fi