Commitf67b113

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Add \if support to pgbench

Patch adds \if to pgbench as it done for psql. Implementation shares conditionstack code with psql, so, this code is moved to fe_utils directory.Author: Fabien COELHO with minor editorization by meReview by: Vik Fearing, Fedor SigaevDiscussion:https://www.postgresql.org/message-id/flat/alpine.DEB.2.20.1711252200190.28523@lancre

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Original file line number	Diff line number	Diff line change
`@@ -900,6 +900,21 @@ pgbench <optional> <replaceable>options</replaceable> </optional> <replaceable>d`
`900`	`900`	`</para>`
`901`	`901`
`902`	`902`	`<variablelist>`
	`903`	`+ <varlistentry>`
	`904`	`+ <term><literal>\if</literal> <replaceable class="parameter">expression</replaceable></term>`
	`905`	`+ <term><literal>\elif</literal> <replaceable class="parameter">expression</replaceable></term>`
	`906`	`+ <term><literal>\else</literal></term>`
	`907`	`+ <term><literal>\endif</literal></term>`
	`908`	`+ <listitem>`
	`909`	`+ <para>`
	`910`	`+ This group of commands implements nestable conditional blocks,`
	`911`	`+ similarly to <literal>psql</literal>'s <xref linkend="psql-metacommand-if"/>.`
	`912`	`+ Conditional expressions are identical to those with <literal>\set</literal>,`
	`913`	`+ with non-zero values interpreted as true.`
	`914`	`+ </para>`
	`915`	`+ </listitem>`
	`916`	`+ </varlistentry>`
	`917`	`+`
`903`	`918`	`<varlistentry id='pgbench-metacommand-set'>`
`904`	`919`	`<term>`
`905`	`920`	`<literal>\set <replaceable>varname</replaceable> <replaceable>expression</replaceable></literal>`

Lines changed: 1 addition & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -2169,7 +2169,7 @@ hello 10`
`2169`	`2169`	`</varlistentry>`
`2170`	`2170`
`2171`	`2171`
`2172`		`- <varlistentry>`
	`2172`	`+ <varlistentry id="psql-metacommand-if">`
`2173`	`2173`	`<term><literal>\if</literal> <replaceable class="parameter">expression</replaceable></term>`
`2174`	`2174`	`<term><literal>\elif</literal> <replaceable class="parameter">expression</replaceable></term>`
`2175`	`2175`	`<term><literal>\else</literal></term>`

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