Make 1992/westley whereami code scripts

It is not actually necessary to have a program that uses curses to get
the number of columns. One can use tput cols or stty size to get that.
Thus there is no need to have a C program that links in the curses
library.

1992/westley/try.sh

@@ -7,42 +7,27 @@
 #
 # This script will first try compiling the code and alt code (alt = US only with
 # higher resolution, based on the author's remarks) and then if all is OK it
-# tries to make the whereami and whereami.alt programs. If that fails the
-# programs used will be westley and westley.alt; otherwise the programs will be
-# whereami and whereami.alt. One can pass CC=foo to set the compiler, defaulting
-# to cc.
+# will continue.
 #
-# The difference between whereami and westley is that the former first checks
-# that the number of columns is at least 80. The programs whereami and
-# whereami.alt can be deceived by way of doing:
+# The whereami.sh and whereami.alt.sh scripts correspond to westley.c and
+# westley.alt.c but they check that the number of columns is at least 80. If
+# it's not at least 80 then it's an error. The scripts can be deceived by doing
+# something like:
 #
-#   COLUMNS=100 ./whereami lat long
+#   COLUMNS=100 ./whereami.sh lat long
 #
 # even if the number of columns is < 80 but there's nothing that can be done
-# about that. This script does not have that problem, however, so it's nice to
-# use for that purpose if nothing else.
+# about that.
 #
 # If westley or westley.alt cannot compile then it is an error and the script
-# will exit 4, corresponding to the same code that whereami.c and whereami.alt.c
-# exit with if westley.c or westley.alt.c cannot be compiled.
+# will exit.
 #
-# If whereami or whereami.alt cannot compile or link, say because libcurses is
-# not installed, then it is not an error as such but westley and westley.alt
-# will be used instead unless of course there exists an executable of one or
-# both called whereami or whereami.alt or westley.c or westley.alt.c cannot be
-# compiled. It is an error in the script if either of westley.c or westley.alt.c
-# cannot be compiled.
-#
-# This is the best way to protect against showing poor output. We can't get the
-# environmental variable COLUMNS from a program or a script so it has to be done
-# this way. Note that in curses the COLUMNS is called COLS.
+# If by chance westley.sh or westley.alt.sh are not executable files then it
+# will try chmod +x on them and then try again. Otherwise it'll just use westley
+# and westley.alt.
 #
 # This script knows which version, the entry or alt code, to use based on what
-# city is being shown.
-#
-# If whereami and whereami.alt can be built it is run once, ahead of time, and
-# if it exits non-zero then we exit to prevent repeatedly showing the error
-# message. Otherwise we will call westley or westley.alt directly.
+# city is being shown (based on the author's remarks).
 #
 # Usage: ./try.sh
 #
@@ -56,72 +41,80 @@ if [[ -z "$CC" ]]; then
 fi
 
 make CC="$CC" westley westley.alt >/dev/null || exit 4
-make CC="$CC" whereami whereami.alt >/dev/null || exit 4
 
 # get the path to the right programs
-if [[ -x "whereami" ]]; then
-    WESTLEY="whereami"
-    CC="$CC" ./"$WESTLEY" 0 0 >/dev/null || exit 1
+if [[ -x "whereami.sh" ]]; then
+    WESTLEY="whereami.sh"
 else
-    WESTLEY="westley"
-fi
-if [[ -x "whereami.alt" ]]; then
-    WESTLEY_ALT="whereami.alt"
-    CC="$CC" ./"$WESTLEY_ALT" 0 0 >/dev/null || exit 1
-else
-    WESTLEY_ALT="westley.alt"
+    chmod +x whereami.sh
+    if [[ -x "whereami.sh" ]]; then
+	WESTLEY="whereami.sh"
+    else
+	WESTLEY="westley"
+    fi
 fi
 
-echo "New York:" 1>&2
+if [[ -x "whereami.alt.sh" ]]; then
+    WESTLEY_ALT="whereami.alt.sh"
+else
+    chmod +x whereami.alt.sh
+    if [[ -x "whereami.alt.sh" ]]; then
+	WESTLEY_ALT="whereami.alt.sh"
+    else
+	WESTLEY_ALT="westley.alt"
+    fi
+fi
+
+read -r -n 1 -p "Press any key to show New York: "
 echo 1>&2
 ./"$WESTLEY_ALT" 41 -74
 echo 1>&2
 
-echo "London:" 1>&2
+read -r -n 1 -p "Press any key to show London: "
 echo 1>&2
 ./"$WESTLEY" 52 0
 echo 1>&2
 
-echo "Moscow:" 1>&2
+read -r -n 1 -p "Press any key to show Moscow: "
 echo 1>&2
 ./"$WESTLEY" 56 38
 echo 1>&2
 
-echo "New Delhi:" 1>&2
+read -r -n 1 -p "Press any key to show New Delhi: "
 echo 1>&2
 ./"$WESTLEY" 29 77
 echo 1>&2
 
-echo "Sydney:" 1>&2
+read -r -n 1 -p "Press any key to show Sydney: "
 echo 1>&2
 ./"$WESTLEY" -34 151
 echo 1>&2
 
-echo "Los Angeles:" 1>&2
+read -r -n 1 -p "Press any key to show Los Angeles: "
 echo 1>&2
 ./"$WESTLEY_ALT" 34 -118
 echo 1>&2
 
-echo "Paris:" 1>&2
+read -r -n 1 -p "Press any key to show Paris: "
 echo 1>&2
 ./"$WESTLEY" 45 2
 echo 1>&2
 
-echo "Rio de Janeiro:" 1>&2
+read -r -n 1 -p "Press any key to show Rio de Janeiro: "
 echo 1>&2
 ./"$WESTLEY" -23 -43
 echo 1>&2
 
-echo "Beijing:" 1>&2
+read -r -n 1 -p "Press any key to show Beijing: "
 echo 1>&2
 ./"$WESTLEY" 40 116
 echo 1>&2
 
-echo "Tokyo:" 1>&2
+read -r -n 1 -p "Press any key to show Tokyo: "
 echo 1>&2
 ./"$WESTLEY" 36 140
 echo 1>&2
 
-echo "Approximate judging location:" 1>&2
+read -r -n 1 -p "Press any key to show approximate judging location: "
 echo 1>&2
 ./"$WESTLEY_ALT" 37 -122