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https://github.com/tmux/tmux.git
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54 lines
1.4 KiB
Bash
54 lines
1.4 KiB
Bash
#!/bin/sh
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# Width cache ranges must include their endpoint without overflowing wchar_t.
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PATH=/bin:/usr/bin
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TERM=screen
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[ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
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TMUX="$TEST_TMUX -LtestA$$ -f/dev/null"
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SERVER=
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WATCHDOG=
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cleanup()
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{
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if [ -n "$WATCHDOG" ]; then
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kill "$WATCHDOG" 2>/dev/null
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wait "$WATCHDOG" 2>/dev/null
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fi
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[ -n "$SERVER" ] && kill -9 "$SERVER" 2>/dev/null
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}
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trap cleanup 0
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trap 'exit 1' 1 2 15
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$TMUX new-session -d 'exec sleep 60' || exit 1
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SERVER=$($TMUX display-message -p '#{pid}') || exit 1
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# kill-server cannot stop a server stuck rebuilding the width cache.
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(
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sleep 5
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kill -9 "$SERVER" 2>/dev/null
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) &
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WATCHDOG=$!
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$TMUX set -g codepoint-widths 'U+1F600=2' || exit 1
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# Cover both signed and unsigned 32-bit wchar_t. Values above WCHAR_MAX
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# are ignored by the parser on platforms where they cannot be represented.
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for value in U+7FFFFFFF=1 U+7FFFFFFE-U+7FFFFFFF=2 \
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U+FFFFFFFF=1 U+FFFFFFFE-U+FFFFFFFF=2; do
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$TMUX set -g codepoint-widths "$value" || exit 1
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[ "$($TMUX display-message -p alive)" = alive ] || exit 1
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done
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# Check that an ordinary range still includes both endpoints and stops there.
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$TMUX set -g codepoint-widths 'U+03B1-U+03B3=2' || exit 1
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$TMUX set -g @text 'αβγδ' || exit 1
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[ "$($TMUX display-message -p '#{w:@text}')" = 7 ] || exit 1
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$TMUX set -gu codepoint-widths || exit 1
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[ "$($TMUX display-message -p '#{w:@text}')" = 4 ] || exit 1
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$TMUX kill-server || exit 1
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SERVER=
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exit 0
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