| 1 | #!/bin/sh
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| 2 | # Test 'N' command with/without posix conformity
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| 3 |
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| 4 | # Copyright (C) 2016-2022 Free Software Foundation, Inc.
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| 5 |
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| 6 | # This program is free software: you can redistribute it and/or modify
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| 7 | # it under the terms of the GNU General Public License as published by
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| 8 | # the Free Software Foundation, either version 3 of the License, or
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| 9 | # (at your option) any later version.
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| 10 |
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| 11 | # This program is distributed in the hope that it will be useful,
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| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | # GNU General Public License for more details.
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| 15 |
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| 16 | # You should have received a copy of the GNU General Public License
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| 17 | # along with this program. If not, see <https://www.gnu.org/licenses/>.
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| 18 | . "${srcdir=.}/testsuite/init.sh"; path_prepend_ ./sed
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| 19 | print_ver_ sed
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| 20 |
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| 21 | # in/exp as identical, but using 'exp' for both input and output
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| 22 | # will cause unneeded confusion when looking at the logs.
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| 23 | printf "A\nB\n" > in1 || framework_failure_
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| 24 | cp in1 exp1 || framework_failure_
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| 25 | printf "A\n" > in2 || framework_failure_
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| 26 | cp in2 exp2 || framework_failure_
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| 27 |
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| 28 | # If there is a 'next' line, N behaves the same regardless of posixicity
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| 29 | sed N in1 > out1 || fail=1
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| 30 | compare exp1 out1 || fail=1
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| 31 |
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| 32 | sed --posix N in1 > out2 || fail=1
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| 33 | compare exp1 out2 || fail=1
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| 34 |
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| 35 | POSIXLY_CORRECT=y sed N in1 > out3 || fail=1
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| 36 | compare exp1 out3 || fail=1
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| 37 |
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| 38 |
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| 39 | # If there is no 'next' line,
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| 40 | # gnu-N quits with printing
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| 41 | # posix-N quits without printing.
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| 42 | sed N in2 > out4 || fail=1
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| 43 | compare exp2 out4 || fail=1
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| 44 |
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| 45 | sed --posix N in2 > out5 || fail=1
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| 46 | compare /dev/null out5 || fail=1
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| 47 |
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| 48 | POSIXLY_CORRECT=y sed N in2 > out6 || fail=1
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| 49 | compare /dev/null out6 || fail=1
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| 50 |
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| 51 | # exception: gnu-mode N but no default output, should not print anything.
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| 52 | sed -n N in2 > out7 || fail=1
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| 53 | compare /dev/null out7 || fail=1
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| 54 |
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| 55 |
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| 56 | Exit $fail
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