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Commitfa8fbad

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Emit dummy statements for probes.d probes when disabled
When building without --enable-dtrace, emit dummy do {} while (0)statements for the stubbed-out TRACE_POSTGRESQL_foo() macrosinstead of empty macros that totally elide the original probestatement.This fixes the warning: suggest braces around empty body in an ‘if’ statement [-Wempty-body]introduced byb94409a.Author: Craig Ringer <craig.ringer@2ndquadrant.com>Discussion:https://www.postgresql.org/message-id/flat/20210504221531.cfvpmmdfsou6eitb%40alap3.anarazel.de
1 parent3c55410 commitfa8fbad

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‎src/backend/utils/Gen_dummy_probes.pl

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@@ -135,6 +135,12 @@ ()
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$CondReg ||=$s;
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}
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# s/$/ do {} while (0)/
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{
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$s =s /$/do {}while (0)/s;
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$CondReg ||=$s;
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}
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# P
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{
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if (/^(.*)/) {print$1,"\n"; }

‎src/backend/utils/Gen_dummy_probes.sed

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@@ -19,5 +19,6 @@ s/([^,)]\{1,\}, [^,)]\{1,\}, [^,)]\{1,\}, [^,)]\{1,\}, [^,)]\{1,\})/(INT1, INT2,
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s/([^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\})/(INT1, INT2, INT3, INT4, INT5, INT6)/
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s/([^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\})/(INT1, INT2, INT3, INT4, INT5, INT6, INT7)/
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s/([^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\},[^,)]\{1,\})/(INT1, INT2, INT3, INT4, INT5, INT6, INT7, INT8)/
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s/$/ do {} while (0)/
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P
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s/(.*$/_ENABLED() (0)/

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