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#!/bin/sh
# 03.14.2006 Volker Quetschke
# Verifies that $(shell ..) does not pick up stdout output from
# concurrent processes. (Stronger test for the spawn case.)
# (issue 61856 / issue 61940)
: ${DMAKEPROG:=dmake}
file1="makefile.mk"
file2="stdout.txt"
tmpfiles="$file1 $file2"
trap '{ echo "trapped signal - removing temporary files" ; rm -rf $tmpfiles ; }' 1 2 3 15
trap 'rm -rf $tmpfiles' 1 2 3 15
# Remember to quote variables in generated makefiles( $ -> \$ ).
cat > $file1 <<EOT
# Testing continuation char in recipes
SHELL*:=/bin/sh
SHELLFLAGS*:=-ce
all : all1 all2
@+echo "Y\$(DYNMAC)Y" > $file2
all1 :
@+echo "Before the sleeps ..."
@+echo A; sleep 1; echo B; sleep 1; echo C; sleep 1; echo D; sleep 1; echo E
@+echo "After the sleeps ..."
all2 :
@+sleep 1;
@+echo "X\$(assign DYNMAC:=\$(shell @+echo "(shellpre)";sleep 2; echo "(shellpost)"))X"
@+echo "Z\$(DYNMAC)Z"
EOT
${DMAKEPROG} -P3 -r -f $file1
result=$?
if test "`cat $file2`" != "Y(shellpre) (shellpost)Y"; then
echo "Wrong result: `cat $file2`, Y(shellpre) (shellpost)Y expected!"
result=1
fi
test $result -eq 0 && echo "Success - Cleaning up" && rm -f ${tmpfiles}
test $result -ne 0 && echo "Failure!"
exit $result
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