# 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()
+ function test_or_fail()
{
if [ $? -ne 0 ]; then
- echo -e "failed on: $*"
+ echo -e "\n\naction failed: $*\n\nExiting script..."
error_sound
exit 1
fi
}
+ # like test_or_fail, but will keep going after complaining.
+ function test_or_continue()
+ {
+ if [ $? -ne 0 ]; then
+ echo -e "\n\nerror occurred: $*\n\nContinuing script..."
+ error_sound
+ fi
+ }
+
+ # wraps secure shell with some parameters we like, most importantly to enable X forwarding.
+ function ssh()
+ {
+ local args=($*)
+ save_terminal_title
+ # we remember the old terminal title, then force the TERM variable to a more generic
+ # version for the other side (just 'linux'); we don't want the remote side still
+ # thinking it's running xterm.
+ export TERM=linux
+ /usr/bin/ssh -X -C "${args[@]}"
+ restore_terminal_title
+ }
+
# locates a process given a search pattern to match in the process list.
# supports a single command line flag style parameter of "-u USERNAME";
# if the -u flag is found, a username is expected afterwards, and only the
regenerate >/dev/null
pushd "$FEISTY_MEOW_LOADING_DOCK/custom" &>/dev/null
incongruous_files="$(bash "$FEISTY_MEOW_SCRIPTS/files/list_non_dupes.sh" "$FEISTY_MEOW_SCRIPTS/customize/$custom_user" "$FEISTY_MEOW_LOADING_DOCK/custom")"
+
+ local fail_message="\nare the perl dependencies installed? if you're on ubuntu or debian, try this:\n
+ $(grep "apt.*perl" $FEISTY_MEOW_APEX/readme.txt)\n"
#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
+ test_or_continue "running safedel. $fail_message"
echo
fi
popd &>/dev/null
echo "copying custom overrides for $custom_user"
mkdir -p "$FEISTY_MEOW_LOADING_DOCK/custom" 2>/dev/null
perl "$FEISTY_MEOW_SCRIPTS/text/cpdiff.pl" "$FEISTY_MEOW_SCRIPTS/customize/$custom_user" "$FEISTY_MEOW_LOADING_DOCK/custom"
+ test_or_continue "running cpdiff. $fail_message"
+
if [ -d "$FEISTY_MEOW_SCRIPTS/customize/$custom_user/scripts" ]; then
echo "copying custom scripts for $custom_user"
- \cp -R "$FEISTY_MEOW_SCRIPTS/customize/$custom_user/scripts" "$FEISTY_MEOW_LOADING_DOCK/custom/"
+ netcp "$FEISTY_MEOW_SCRIPTS/customize/$custom_user/scripts" "$FEISTY_MEOW_LOADING_DOCK/custom/" &>/dev/null
+#hmmm: could save output to show if an error occurs.
fi
echo
regenerate
if [ -d "$src" ]; then
ln -s "$src" "$target"
- check_result "Creating symlink from '$src' to '$target'"
+ test_or_fail "Creating symlink from '$src' to '$target'"
fi
echo "Created symlink from '$src' to '$target'."
}
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"
+ test_or_fail "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