Branch
Hash :
cc3f5978
Author :
Date :
2023-01-16T01:42:28
Use ‘head -n1’ rather than ‘head -1’ POSIX no longer requires support for ‘head -1’.
#!/bin/sh
tmpfiles=""
trap 'rm -fr $tmpfiles' HUP INT QUIT TERM
# Test signal's default behaviour.
tmpfiles="$tmpfiles t-sigpipeA.tmp"
${CHECKER} ./test-sigpipe${EXEEXT} A 2> t-sigpipeA.tmp | head -n 1 > /dev/null
if test -s t-sigpipeA.tmp; then
LC_ALL=C tr -d '\r' < t-sigpipeA.tmp
rm -fr $tmpfiles; exit 1
fi
# Test signal's ignored behaviour.
tmpfiles="$tmpfiles t-sigpipeB.tmp"
${CHECKER} ./test-sigpipe${EXEEXT} B 2> t-sigpipeB.tmp | head -n 1 > /dev/null
if test -s t-sigpipeB.tmp; then
LC_ALL=C tr -d '\r' < t-sigpipeB.tmp
rm -fr $tmpfiles; exit 1
fi
# Test signal's behaviour when a handler is installed.
tmpfiles="$tmpfiles t-sigpipeC.tmp"
${CHECKER} ./test-sigpipe${EXEEXT} C 2> t-sigpipeC.tmp | head -n 1 > /dev/null
if test -s t-sigpipeC.tmp; then
LC_ALL=C tr -d '\r' < t-sigpipeC.tmp
rm -fr $tmpfiles; exit 1
fi
rm -fr $tmpfiles
exit 0