Commit763adb5

Bryan Henderson

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Convenience routine for checking superuser status.

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	`1`	`+#-------------------------------------------------------------------------`
	`2`	`+#`
	`3`	`+# Makefile--`
	`4`	`+# Makefile for utils/misc`
	`5`	`+#`
	`6`	`+# IDENTIFICATION`
	`7`	`+# $Header: /cvsroot/pgsql/src/backend/utils/misc/Makefile,v 1.1 1996/11/02 02:06:46 bryanh Exp $`
	`8`	`+#`
	`9`	`+#-------------------------------------------------------------------------`
	`10`	`+`
	`11`	`+SRCDIR = ../../..`
	`12`	`+include ../../../Makefile.global`
	`13`	`+`
	`14`	`+INCLUDE_OPT =\`
	`15`	`+ -I../../port/$(PORTNAME)\`
	`16`	`+ -I../../include\`
	`17`	`+ -I../../../include`
	`18`	`+`
	`19`	`+CFLAGS +=$(INCLUDE_OPT)`
	`20`	`+`
	`21`	`+OBJS = superuser.o`
	`22`	`+`
	`23`	`+all: SUBSYS.o`
	`24`	`+`
	`25`	`+SUBSYS.o:$(OBJS)`
	`26`	`+$(LD) -r -o SUBSYS.o$(OBJS)`
	`27`	`+`
	`28`	`+dependdep:`
	`29`	`+$(CC) -MM$(INCLUDE_OPT)*.c>depend`
	`30`	`+`
	`31`	`+clean:`
	`32`	`+rm -f SUBSYS.o$(OBJS)`
	`33`	`+`
	`34`	`+ifeq (depend,$(wildcard depend))`
	`35`	`+include depend`
	`36`	`+endif`
	`37`	`+`

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	`1`	`+/*-------------------------------------------------------------------------`
	`2`	`+ *`
	`3`	`+ * superuser.c--`
	`4`	`+ *`
	`5`	`+ * The superuser() function. Determines if user has superuser privilege.`
	`6`	`+ *`
	`7`	`+ * Copyright (c) 1994, Regents of the University of California`
	`8`	`+ *`
	`9`	`+ *`
	`10`	`+ * IDENTIFICATION`
	`11`	`+ * $Header: /cvsroot/pgsql/src/backend/utils/misc/superuser.c,v 1.1 1996/11/02 02:06:47 bryanh Exp $`
	`12`	`+ *`
	`13`	`+ * DESCRIPTION`
	`14`	`+ * See superuser().`
	`15`	`+ *-------------------------------------------------------------------------`
	`16`	`+ */`
	`17`	`+`
	`18`	`+#include<c.h>`
	`19`	`+#include<postgres.h>`
	`20`	`+#include<access/htup.h>`
	`21`	`+#include<utils/syscache.h>`
	`22`	`+#include<catalog/pg_user.h>`
	`23`	`+`
	`24`	`+`
	`25`	`+`
	`26`	`+bool`
	`27`	`+superuser(void) {`
	`28`	`+/*--------------------------------------------------------------------------`
	`29`	`+ The Postgres user running this command has Postgres superuser`
	`30`	`+ privileges.`
	`31`	`+--------------------------------------------------------------------------*/`
	`32`	`+externcharUserName;/ defined in global.c */`
	`33`	`+`
	`34`	`+HeapTupleutup;`
	`35`	`+`
	`36`	`+utup=SearchSysCacheTuple(USENAME,PointerGetDatum(UserName),`
	`37`	`+0,0,0);`
	`38`	`+Assert(utup!=NULL);`
	`39`	`+return ((Form_pg_user)GETSTRUCT(utup))->usesuper;`
	`40`	`+}`
	`41`	`+`
	`42`	`+`
	`43`	`+`

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