50 lines
1.3 KiB
Bash
Executable File
50 lines
1.3 KiB
Bash
Executable File
#!/bin/sh
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# Test select() on file descriptors opened for reading.
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# This test is known to fail on Solaris 2.6 and older, due to its handling
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# of /dev/null.
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tmpfiles=""
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trap 'rm -fr $tmpfiles' HUP INT QUIT TERM
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tmpfiles="$tmpfiles t-select-in.tmp"
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# Regular files.
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rm -f t-select-in.tmp
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${CHECKER} ./test-select-fd${EXEEXT} r 0 t-select-in.tmp < ./test-select-fd${EXEEXT}
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test `cat t-select-in.tmp` = "1" || exit 1
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# Pipes.
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rm -f t-select-in.tmp
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{ sleep 1; echo abc; } | \
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{ ${CHECKER} ./test-select-fd${EXEEXT} r 0 t-select-in.tmp; cat > /dev/null; }
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test `cat t-select-in.tmp` = "0" || exit 1
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rm -f t-select-in.tmp
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echo abc | { sleep 1; ${CHECKER} ./test-select-fd${EXEEXT} r 0 t-select-in.tmp; }
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test `cat t-select-in.tmp` = "1" || exit 1
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# Special files.
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# This part of the test is known to fail on Solaris 2.6 and older.
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# Also it fails in Cygwin 3.6.1, due to a Cygwin regression.
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# <https://sourceware.org/pipermail/cygwin/2025-April/257940.html>
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# <https://sourceware.org/pipermail/cygwin/2025-April/257952.html>
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case `uname -s` in
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CYGWIN*)
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case `uname -r` in
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3.6.*)
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echo "Skipping test: known Cygwin 3.6.x bug"
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exit 77;;
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esac
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;;
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esac
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rm -f t-select-in.tmp
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${CHECKER} ./test-select-fd${EXEEXT} r 0 t-select-in.tmp < /dev/null
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test `cat t-select-in.tmp` = "1" || exit 1
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rm -fr $tmpfiles
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exit 0
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