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### SPAR <http://www.cpan.org/scripts/>
### 17 644 1103567918 1211618426 Makeppfile
# Test to verify (on UNIX) that we don't have an unnecessary fork on the
# last action, which could waste an enormous amount of memory.
# Set SLEEP if you want to debug the process tree using pstree.
ifdef SLEEP
export SLEEP
endif
# The process of the last action should be the 'sh' running the 'checker'
# script (because there are no shell metacharacters in the action), which
# should be the same PID as the makepp process that is running the rule,
# because it should have been exec'ed therefrom.
EMPTY =
$(phony pidcheck):
perl { $ENV{PID} = $$ }
./checker
$(EMPTY)
### 3 755 1103567918 1187882940 checker
#! /bin/sh
[ "$SLEEP" ] && sleep 60
[ $PID = $$ ] || exit 1
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