#!/bin/bash
-##############################################################################
+##############
+
# variables script:
# Defines the environment variables used by the personalized unix
# environment.
-##############################################################################
+# Author: Chris Koeritz
+
+##############
if [ ! -z "$SHELL_DEBUG" ]; then echo variables initialization begins...; fi
-##############################################################################
-# System variables.
-##############################################################################
-# OS stands for the operating system that we think is running.
+##############
+
+# start with some simpler things.
+
+export SCRIPT_SYSTEM=feisty_meow
+
+# OS variable records the operating system we think we found.
if [ -z "$OS" ]; then
export OS=UNIX
fi
export IS_DARWIN=$(echo $OSTYPE | grep -i darwin)
-if [ -z "$HOME" ]; then
- if [ "$OS" == "Windows_NT" ]; then
- export HOME=/c/home
- if [ ! -d $HOME ]; then
- mkdir $HOME
- fi
- fi
-fi
-
-# patch home to undo cygwin style of drive letter.
-export HOME=$(echo $HOME | sed -e 's/\/cygdrive\//\//g')
-#echo HOME is now $HOME
+##############
+# windoze sometimes needs a special home variable setup.
if [ "$OS" == "Windows_NT" ]; then
- export HOSTNAME=$(echo $HOSTNAME | tr A-Z a-z)
+ # give them a default place if they don't have one already.
+ if [ -z "$HOME" ]; then
+ export HOME=/c/home
+ fi
+ # patch home to undo cygwin style of drive letter.
+ export HOME=$(echo $HOME | sed -e 's/\/cygdrive\//\//g')
+ # make the home folder if it doesn't exist yet.
+ if [ ! -d $HOME ]; then
+ mkdir $HOME
+ fi
+ if [ ! -z "$SHELL_DEBUG" ]; then echo HOME is now $HOME; fi
fi
-##############################################################################
-# Directory variables.
-##############################################################################
-# The yeti library directory holds useful shell scripts, public databases,
-# configuration examples, javascript code, and other stuff.
-export SCRIPT_SYSTEM=feisty_meow
-
-#if [ -z "$FEISTY_MEOW_DIR" ]; then export FEISTY_MEOW_DIR="$HOME/$SCRIPT_SYSTEM"; fi
-#if [ -z "$FEISTY_MEOW_SCRIPTS" ]; then export FEISTY_MEOW_SCRIPTS="$FEISTY_MEOW_DIR/scripts"; fi
-#if [ -z "$FEISTY_MEOW_SCRIPTS" ]; then export FEISTY_MEOW_SCRIPTS="$FEISTY_MEOW_SCRIPTS"; fi
+##############
-# include helpful functions.
-source "$FEISTY_MEOW_SCRIPTS/core/functions.sh"
+# fallbacks to set crucial variables for feisty meow...
-# LIBDIR is an older variable that points at the root of the yeti code.
-export LIBDIR=$FEISTY_MEOW_DIR
+# set the main root directory variable for the feisty meow codebase.
+# this is only used for extreme failure modes, when the values were not
+# pulled in from our auto-generated config.
+if [ -z "$FEISTY_MEOW_DIR" ]; then
+ if [ -d "$HOME/feisty_meow" ]; then
+ export FEISTY_MEOW_DIR="$HOME/feisty_meow"
+ export FEISTY_MEOW_SCRIPTS="$FEISTY_MEOW_DIR/scripts"
+ fi
+fi
+# similarly, make sure we have someplace to look for our generated files, if
+# we were not handed a value.
if [ -z "$FEISTY_MEOW_GENERATED" ]; then
# The generated scripts directory is where automatically generated files live.
# It is separate from the main body of the shell scripts in order to keep things from
export FEISTY_MEOW_GENERATED=$HOME/.zz_auto_gen
fi
-##############################################################################
-# other variables...
-##############################################################################
+##############
-# pull in the custom overrides for feisty_meow scripts.
-for i in $FEISTY_MEOW_SCRIPTS/custom/*.sh; do
- if [ ! -z "$SHELL_DEBUG" ]; then
- echo "loading customization: $(basename $(dirname $i))/$(basename $i)"
- fi
- source $i
-done
+# umask sets a permission mask for all file creations. the mask used here
+# disallows writing by the "group" and "others" categories.
+umask 022
+# ulimit sets user limits. we set the maximum allowed core dump file size
+# to zero, because it is obnoxious to see the core dumps from crashed
+# programs lying around everywhere.
+ulimit -c 0
+
+##############
+
+# include helpful functions.
+source "$FEISTY_MEOW_SCRIPTS/core/functions.sh"
+
+##############
-# sets the prompts to what we (i.e., i) like...
-# there are four different prompts. the first one, PS1, is the one that users
-# see the most often.
+# user variables, sort of... if they haven't given themselves a name yet,
+# then we will make one up for them.
+
+# define a default name, if one wasn't already set.
+if [ -z "$NAME" ]; then
+ export NAME='Unset Q. Namington, Fixley Your Name III'
+fi
+
+##############
+
+# sets the main prompt to a simple default, with user@host.
export PS1='\u@\h $ ';
-### export PS2='> '; export PS3='#? '; export PS4='+ '
+
+##############
# variables for perl.
+
export PERLLIB
if [ "$OS" != "Windows_NT" ]; then
PERLLIB+="/usr/lib/perl5"
else
-#echo "the scripts dir is $FEISTY_MEOW_SCRIPTS"
- FEISTY_MEOW_SCRIPTS="$(echo $FEISTY_MEOW_SCRIPTS | sed -e 's/\\/\//g')"
- FEISTY_MEOW_SCRIPTS="$FEISTY_MEOW_SCRIPTS"
-#echo "the scripts dir is now $FEISTY_MEOW_SCRIPTS"
export PERLIO=:perlio
- # choose perl's IO over the system's so we can handle file bytes exactly.
+ # choose perl's IO over the ms-windows version so we can handle file
+ # bytes properly.
fi
-#make this automatic!
-PERLLIB+=":$FEISTY_MEOW_SCRIPTS/core:$FEISTY_MEOW_SCRIPTS/text:$FEISTY_MEOW_SCRIPTS/files:$FEISTY_MEOW_SCRIPTS/archival"
+# iterate across our sub-directories and find the perl scripts.
+# this currently only looks one level down.
+for i in $FEISTY_MEOW_SCRIPTS/*; do
+ if [ -d "$i" ]; then
+ # check if there is a perl file present; add the folder to PERLLIB if so.
+ ls $i/*.pl &>/dev/null
+ if [ $? -eq 0 ]; then
+ PERLLIB+=":$i"
+ fi
+ fi
+done
+#echo PERLLIB is now $PERLLIB
+
+##############
# set this so nechung can find its data.
-export NECHUNG=$LIBDIR/database/fortunes.dat
+export NECHUNG=$FEISTY_MEOW_DIR/database/fortunes.dat
# ensure we use the right kind of rsh for security.
export CVS_RSH=ssh
HISTSIZE=1000000
HISTFILESIZE=2000000
+# the base checkout list is just to update feisty_meow. additional folder
+# names can be added in your customized scripts.
+export REPOSITORY_LIST="feisty_meow"
+
# set the editor for subversion if it hasn't already been set.
if [ -z "$SVN_EDITOR" ]; then
#hmmm: not sure what original reason for having these different was...
fi
fi
-# include variables needed for compiling hoople and using its scripts.
-if [ -z "$FEISTY_MEOW_DIR" ]; then
- if [ -d "$HOME/feisty_meow" ]; then
- export FEISTY_MEOW_DIR="$HOME/feisty_meow"
- fi
-fi
-
-# initialize the build variables, if possible.
-found_build_vars=0
-if [ ! -z "$FEISTY_MEOW_DIR" ]; then
- # first guess at using the old school bin directory.
- bv="$FEISTY_MEOW_DIR/bin/build_variables.sh"
- if [ -f "$bv" ]; then
- # the old bin directory is present, so let's use its build vars.
- source "$bv" "$bv"
+# initializes the feisty meow build variables, if possible.
+function initialize_build_variables()
+{
+ found_build_vars=0
+ # we need to know the feisty meow directory, or we bail.
+ if [ -z "$FEISTY_MEOW_DIR" ]; then return; fi
+ # pick from our expected generator folder, but make sure it's there...
+ buildvars="$FEISTY_MEOW_DIR/scripts/generator/build_variables.sh"
+ if [ -f "$buildvars" ]; then
+ # yep, that one looks good, so pull in the build defs.
+ source "$buildvars" "$buildvars"
found_build_vars=1
- else
- # try again with the new school location for the file.
- bv="$FEISTY_MEOW_DIR/scripts/generator/build_variables.sh"
- if [ -f "$bv" ]; then
- # yep, that one looks good, so pull in the build defs.
- source "$bv" "$bv"
- found_build_vars=1
- else
- # try once more with new school and assume we're deep.
- bv="$FEISTY_MEOW_DIR/../../scripts/generator/build_variables.sh"
- if [ -f "$bv" ]; then
- # sweet, there is something there.
- source "$bv" "$bv"
- found_build_vars=1
- fi
- fi
fi
-fi
+ # now augment the environment if we found our build variables.
+ if [ $found_build_vars == 1 ]; then
+ # the binary directory contains handy programs we use a lot in yeti. we set up the path to it
+ # here based on the operating system.
+ # note that yeti has recently become more dependent on hoople. hoople was always the source of
+ # the binaries, but now we don't ship them with yeti any more as pre-built items. this reduces
+ # the size of the code package a lot and shortens up our possible exposure to compromised
+ # binaries. people can bootstrap up their own set from hoople now instead.
+ export BINDIR=$FEISTY_MEOW_DIR/production/binaries
+
+ # add binaries created within build to the path.
+ export PATH="$(dos_to_msys_path $BUILD_TOP/build/bin):$PATH"
+
+ # Shared libraries are located via this variable.
+ export LD_LIBRARY_PATH="$(dos_to_msys_path $LD_LIBRARY_PATH):$(dos_to_msys_path $BINDIR)"
+ fi
+}
-# augment the configuration if we found our build variables.
-if [ $found_build_vars == 1 ]; then
+# load in the build environment.
+initialize_build_variables
- # the binary directory contains handy programs we use a lot in yeti. we set up the path to it
- # here based on the operating system.
- # note that yeti has recently become more dependent on hoople. hoople was always the source of
- # the binaries, but now we don't ship them with yeti any more as pre-built items. this reduces
- # the size of the code package a lot and shortens up our possible exposure to compromised
- # binaries. people can bootstrap up their own set from hoople now instead.
- export BINDIR=$FEISTY_MEOW_DIR/production/binaries
+##############
- # add binaries created within build to the path.
- export PATH="$(dos_to_msys_path $BUILD_TOP/build/bin):$PATH"
+# windoze specific patching up missing things.
- # Shared libraries are located via this variable.
- export LD_LIBRARY_PATH="$(dos_to_msys_path $LD_LIBRARY_PATH):$(dos_to_msys_path $BINDIR)"
+if [ "$OS" == "Windows_NT" ]; then
+ export HOSTNAME=$(echo $HOSTNAME | tr A-Z a-z)
fi
-# Set the path for locating applications.
+##############
+
+# pull in the custom overrides for feisty_meow scripts. this is done last,
+# because we want to set everything up as expected, then let the user
+# override individual variables and definitions.
+for i in $FEISTY_MEOW_GENERATED/custom/*.sh; do
+ if [ ! -f "$i" ]; then
+ # skip it if it's not real.
+ continue;
+ fi
+ if [ ! -z "$SHELL_DEBUG" ]; then
+ echo "loading customization: $(basename $(dirname $i))/$(basename $i)"
+ fi
+ source $i
+done
+
+##############
+
+# set the path for locating applications. this is done after any
+# potential overrides from the user.
export PATH="$(dos_to_msys_path $BINDIR):$(dos_to_msys_path $FEISTY_MEOW_GENERATED):$PATH:/bin:/sbin:/usr/sbin:/usr/local/bin:/usr/local/lib:/usr/games:/usr/bin:."
+##############
+
if [ ! -z "$SHELL_DEBUG" ]; then echo variables initialization ends....; fi