50 lines
975 B
Plaintext
50 lines
975 B
Plaintext
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# $FreeBSD$
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# It may be argued that
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# x=$(cat <<EOF
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# foo
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# EOF)
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# is a valid complete command that sets x to foo, because
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# cat <<EOF
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# foo
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# EOF
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# is a valid script even without the final newline.
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# However, if the here-document is not within a new-style command substitution
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# or there are other constructs nested inside the command substitution that
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# need terminators, the delimiter at the start of a line followed by a close
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# parenthesis is clearly a literal part of the here-document.
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# This file contains tests that may not work with simplistic $(...) parsers.
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# The open parentheses in comments help mksh, but not zsh.
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failures=0
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check() {
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if ! eval "[ $* ]"; then
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echo "Failed: $*"
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: $((failures += 1))
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fi
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}
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check '"$(cat <<EOF # (
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EOF )
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EOF
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)" = "EOF )"'
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check '"$({ cat <<EOF # (
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EOF)
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EOF
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})" = "EOF)"'
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check '"$(if :; then cat <<EOF # (
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EOF)
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EOF
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fi)" = "EOF)"'
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check '"$( (cat <<EOF # (
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EOF)
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EOF
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))" = "EOF)"'
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exit $((failures != 0))
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