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############################################################################
#
# File: itrbksum.icn
#
# Subject: Program to give summary of traceback
#
# Author: Ralph E. Griswold
#
# Date: March 26, 2002
#
############################################################################
#
# This file is in the public domain.
#
############################################################################
#
# This program summarizes traceback information produced on error
# termination by filtering out the bulk of the procedure traceback
# information.
#
# Expect various options in future versions.
#
############################################################################
$define CountWidth 10
procedure main()
local line, count
while line := read() do {
if line ? =("Trace back:" | "Traceback") then break
else write(line)
}
write()
write(read())
count := 0
while line := read() do
count +:= 1
every 1 to 3 do
write("\t.")
write(line)
write()
write("at level ", count)
end
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