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Prevent psql \copy from accepting multiple string parameters, e.g.

test=> \copy billing_data from ../BillingSamplePricerFile.csv with csv header quote as '"' null as 'abc' null as '123'\copy: parse error at "null"Per report from Stephen Frost

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lines changed

src/bin/psql
- copy.c

1 file changed

+13

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lines changed

`‎src/bin/psql/copy.c`

Lines changed: 13 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -3,7 +3,7 @@`
`3`	`3`	`*`
`4`	`4`	`* Copyright (c) 2000-2008, PostgreSQL Global Development Group`
`5`	`5`	`*`
`6`		`- * $PostgreSQL: pgsql/src/bin/psql/copy.c,v 1.77 2008/01/01 19:45:55 momjian Exp $`
	`6`	`+ * $PostgreSQL: pgsql/src/bin/psql/copy.c,v 1.78 2008/03/11 23:30:56 momjian Exp $`
`7`	`7`	`*/`
`8`	`8`	`#include"postgres_fe.h"`
`9`	`9`	`#include"copy.h"`
`@@ -274,6 +274,8 @@ parse_slash_copy(const char *args)`
`274`	`274`	`result->header= true;`
`275`	`275`	`elseif (pg_strcasecmp(token,"delimiter")==0)`
`276`	`276`	`{`
	`277`	`+if (result->delim)`
	`278`	`+gotoerror;`
`277`	`279`	`token=strtokx(NULL,whitespace,NULL,"'",`
`278`	`280`	`nonstd_backslash, true, false,pset.encoding);`
`279`	`281`	`if (token&&pg_strcasecmp(token,"as")==0)`
`@@ -286,6 +288,8 @@ parse_slash_copy(const char *args)`
`286`	`288`	`}`
`287`	`289`	`elseif (pg_strcasecmp(token,"null")==0)`
`288`	`290`	`{`
	`291`	`+if (result->null)`
	`292`	`+gotoerror;`
`289`	`293`	`token=strtokx(NULL,whitespace,NULL,"'",`
`290`	`294`	`nonstd_backslash, true, false,pset.encoding);`
`291`	`295`	`if (token&&pg_strcasecmp(token,"as")==0)`
`@@ -298,6 +302,8 @@ parse_slash_copy(const char *args)`
`298`	`302`	`}`
`299`	`303`	`elseif (pg_strcasecmp(token,"quote")==0)`
`300`	`304`	`{`
	`305`	`+if (result->quote)`
	`306`	`+gotoerror;`
`301`	`307`	`token=strtokx(NULL,whitespace,NULL,"'",`
`302`	`308`	`nonstd_backslash, true, false,pset.encoding);`
`303`	`309`	`if (token&&pg_strcasecmp(token,"as")==0)`
`@@ -310,6 +316,8 @@ parse_slash_copy(const char *args)`
`310`	`316`	`}`
`311`	`317`	`elseif (pg_strcasecmp(token,"escape")==0)`
`312`	`318`	`{`
	`319`	`+if (result->escape)`
	`320`	`+gotoerror;`
`313`	`321`	`token=strtokx(NULL,whitespace,NULL,"'",`
`314`	`322`	`nonstd_backslash, true, false,pset.encoding);`
`315`	`323`	`if (token&&pg_strcasecmp(token,"as")==0)`
`@@ -326,6 +334,8 @@ parse_slash_copy(const char *args)`
`326`	`334`	`0, false, false,pset.encoding);`
`327`	`335`	`if (pg_strcasecmp(token,"quote")==0)`
`328`	`336`	`{`
	`337`	`+if (result->force_quote_list)`
	`338`	`+gotoerror;`
`329`	`339`	`/* handle column list */`
`330`	`340`	`fetch_next= false;`
`331`	`341`	`for (;;)`
`@@ -347,6 +357,8 @@ parse_slash_copy(const char *args)`
`347`	`357`	`}`
`348`	`358`	`elseif (pg_strcasecmp(token,"not")==0)`
`349`	`359`	`{`
	`360`	`+if (result->force_notnull_list)`
	`361`	`+gotoerror;`
`350`	`362`	`token=strtokx(NULL,whitespace,",","\"",`
`351`	`363`	`0, false, false,pset.encoding);`
`352`	`364`	`if (pg_strcasecmp(token,"null")!=0)`

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`‎src/bin/psql/copy.c`

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