#include "postgres.h"
#include <unistd.h>
#include <signal.h>
#include "access/genam.h"
#include "access/heapam.h"
#include "access/htup_details.h"
#include "access/tableam.h"
#include "access/toast_compression.h"
#include "access/xact.h"
#include "bootstrap/bootstrap.h"
#include "catalog/index.h"
#include "catalog/pg_collation.h"
#include "catalog/pg_type.h"
#include "common/link-canary.h"
#include "miscadmin.h"
#include "nodes/makefuncs.h"
#include "pg_getopt.h"
#include "storage/bufpage.h"
#include "storage/ipc.h"
#include "storage/proc.h"
#include "utils/builtins.h"
#include "utils/fmgroids.h"
#include "utils/guc.h"
#include "utils/memutils.h"
#include "utils/rel.h"
#include "utils/relmapper.h"

Include dependency graph for bootstrap.c:

Data Structures
struct	typinfo

struct	typmap

struct	_IndexList

Typedefs
typedef struct _IndexList	IndexList

Functions
static void	CheckerModeMain (void)

static void	bootstrap_signals (void)

static Form_pg_attribute	AllocateAttribute (void)

static void	populate_typ_list (void)

static Oid	gettype (char *type)

static void	cleanup (void)

void	BootstrapModeMain (int argc, char *argv[], bool check_only)

void	boot_openrel (char *relname)

void	closerel (char *relname)

void	DefineAttr (char name, char type, int attnum, int nullness)

void	InsertOneTuple (void)

void	InsertOneValue (char *value, int i)

void	InsertOneNull (int i)

void	boot_get_type_io_data (Oid typid, int16 typlen, bool typbyval, char typalign, char typdelim, Oid typioparam, Oid typinput, Oid *typoutput)

void	index_register (Oid heap, Oid ind, const IndexInfo *indexInfo)

void	build_indices (void)

Variables
Relation	boot_reldesc

Form_pg_attribute	attrtypes [MAXATTR]

int	numattr

static const struct typinfo	TypInfo []

static const int	n_types = sizeof(TypInfo) / sizeof(struct typinfo)

static List *	Typ = NIL

static struct typmap *	Ap = NULL

static Datum	values [MAXATTR]

static bool	Nulls [MAXATTR]

static MemoryContext	nogc = NULL

static IndexList *	ILHead = NULL

Typedef Documentation

◆ IndexList

typedef struct _IndexList IndexList

Function Documentation

◆ AllocateAttribute()

static Form_pg_attribute AllocateAttribute ( void )

static

Definition at line 882 of file bootstrap.c.

 {
     return (Form_pg_attribute)
         MemoryContextAllocZero(TopMemoryContext, ATTRIBUTE_FIXED_PART_SIZE);
 }

References ATTRIBUTE_FIXED_PART_SIZE, MemoryContextAllocZero(), and TopMemoryContext.

Referenced by boot_openrel(), and DefineAttr().

◆ boot_get_type_io_data()

void boot_get_type_io_data	(	Oid	typid,
		int16 *	typlen,
		bool *	typbyval,
		char *	typalign,
		char *	typdelim,
		Oid *	typioparam,
		Oid *	typinput,
		Oid *	typoutput
	)

Definition at line 805 of file bootstrap.c.

 {
     if (Typ != NIL)
     {
         /* We have the boot-time contents of pg_type, so use it */
         struct typmap *ap = NULL;
         ListCell   *lc;
  
         foreach(lc, Typ)
         {
             ap = lfirst(lc);
             if (ap->am_oid == typid)
                 break;
         }
  
         if (!ap || ap->am_oid != typid)
             elog(ERROR, "type OID %u not found in Typ list", typid);
  
         *typlen = ap->am_typ.typlen;
         *typbyval = ap->am_typ.typbyval;
         *typalign = ap->am_typ.typalign;
         *typdelim = ap->am_typ.typdelim;
  
         /* XXX this logic must match getTypeIOParam() */
         if (OidIsValid(ap->am_typ.typelem))
             *typioparam = ap->am_typ.typelem;
         else
             *typioparam = typid;
  
         *typinput = ap->am_typ.typinput;
         *typoutput = ap->am_typ.typoutput;
     }
     else
     {
         /* We don't have pg_type yet, so use the hard-wired TypInfo array */
         int         typeindex;
  
         for (typeindex = 0; typeindex < n_types; typeindex++)
         {
             if (TypInfo[typeindex].oid == typid)
                 break;
         }
         if (typeindex >= n_types)
             elog(ERROR, "type OID %u not found in TypInfo", typid);
  
         *typlen = TypInfo[typeindex].len;
         *typbyval = TypInfo[typeindex].byval;
         *typalign = TypInfo[typeindex].align;
         /* We assume typdelim is ',' for all boot-time types */
         *typdelim = ',';
  
         /* XXX this logic must match getTypeIOParam() */
         if (OidIsValid(TypInfo[typeindex].elem))
             *typioparam = TypInfo[typeindex].elem;
         else
             *typioparam = typid;
  
         *typinput = TypInfo[typeindex].inproc;
         *typoutput = TypInfo[typeindex].outproc;
     }
 }

References typinfo::align, typmap::am_oid, typmap::am_typ, typinfo::byval, typinfo::elem, elog, ERROR, typinfo::inproc, typinfo::len, lfirst, n_types, NIL, OidIsValid, typinfo::outproc, Typ, typalign, and TypInfo.

Referenced by get_type_io_data(), and InsertOneValue().

◆ boot_openrel()

void boot_openrel ( char * relname )

Definition at line 407 of file bootstrap.c.

 {
     int         i;
  
     if (strlen(relname) >= NAMEDATALEN)
         relname[NAMEDATALEN - 1] = '\0';
  
     /*
      * pg_type must be filled before any OPEN command is executed, hence we
      * can now populate Typ if we haven't yet.
      */
     if (Typ == NIL)
         populate_typ_list();
  
     if (boot_reldesc != NULL)
         closerel(NULL);
  
     elog(DEBUG4, "open relation %s, attrsize %d",
          relname, (int) ATTRIBUTE_FIXED_PART_SIZE);
  
     boot_reldesc = table_openrv(makeRangeVar(NULL, relname, -1), NoLock);
     numattr = RelationGetNumberOfAttributes(boot_reldesc);
     for (i = 0; i < numattr; i++)
     {
         if (attrtypes[i] == NULL)
             attrtypes[i] = AllocateAttribute();
         memmove((char *) attrtypes[i],
                 (char *) TupleDescAttr(boot_reldesc->rd_att, i),
                 ATTRIBUTE_FIXED_PART_SIZE);
  
         {
             Form_pg_attribute at = attrtypes[i];
  
             elog(DEBUG4, "create attribute %d name %s len %d num %d type %u",
                  i, NameStr(at->attname), at->attlen, at->attnum,
                  at->atttypid);
         }
     }
 }

References AllocateAttribute(), ATTRIBUTE_FIXED_PART_SIZE, attrtypes, boot_reldesc, closerel(), DEBUG4, elog, i, makeRangeVar(), NAMEDATALEN, NameStr, NIL, NoLock, numattr, populate_typ_list(), RelationData::rd_att, RelationGetNumberOfAttributes, relname, table_openrv(), TupleDescAttr, and Typ.

◆ bootstrap_signals()

static void bootstrap_signals ( void )

static

Definition at line 380 of file bootstrap.c.

 {
     Assert(!IsUnderPostmaster);
  
     /*
      * We don't actually need any non-default signal handling in bootstrap
      * mode; "curl up and die" is a sufficient response for all these cases.
      * Let's set that handling explicitly, as documentation if nothing else.
      */
     pqsignal(SIGHUP, SIG_DFL);
     pqsignal(SIGINT, SIG_DFL);
     pqsignal(SIGTERM, SIG_DFL);
     pqsignal(SIGQUIT, SIG_DFL);
 }

References Assert, IsUnderPostmaster, pqsignal(), SIG_DFL, SIGHUP, and SIGQUIT.

Referenced by BootstrapModeMain().

◆ BootstrapModeMain()

void BootstrapModeMain	(	int	argc,
		char *	argv[],
		bool	check_only
	)

Definition at line 197 of file bootstrap.c.

 {
     int         i;
     char       *progname = argv[0];
     int         flag;
     char       *userDoption = NULL;
     uint32      bootstrap_data_checksum_version = 0;    /* No checksum */
  
     Assert(!IsUnderPostmaster);
  
     InitStandaloneProcess(argv[0]);
  
     /* Set defaults, to be overridden by explicit options below */
     InitializeGUCOptions();
  
     /* an initial --boot or --check should be present */
     Assert(argc > 1
            && (strcmp(argv[1], "--boot") == 0
                || strcmp(argv[1], "--check") == 0));
     argv++;
     argc--;
  
     while ((flag = getopt(argc, argv, "B:c:d:D:Fkr:X:-:")) != -1)
     {
         switch (flag)
         {
             case 'B':
                 SetConfigOption("shared_buffers", optarg, PGC_POSTMASTER, PGC_S_ARGV);
                 break;
             case 'c':
             case '-':
                 {
                     char       *name,
                                *value;
  
                     ParseLongOption(optarg, &name, &value);
                     if (!value)
                     {
                         if (flag == '-')
                             ereport(ERROR,
                                     (errcode(ERRCODE_SYNTAX_ERROR),
                                      errmsg("--%s requires a value",
                                             optarg)));
                         else
                             ereport(ERROR,
                                     (errcode(ERRCODE_SYNTAX_ERROR),
                                      errmsg("-c %s requires a value",
                                             optarg)));
                     }
  
                     SetConfigOption(name, value, PGC_POSTMASTER, PGC_S_ARGV);
                     pfree(name);
                     pfree(value);
                     break;
                 }
             case 'D':
                 userDoption = pstrdup(optarg);
                 break;
             case 'd':
                 {
                     /* Turn on debugging for the bootstrap process. */
                     char       *debugstr;
  
                     debugstr = psprintf("debug%s", optarg);
                     SetConfigOption("log_min_messages", debugstr,
                                     PGC_POSTMASTER, PGC_S_ARGV);
                     SetConfigOption("client_min_messages", debugstr,
                                     PGC_POSTMASTER, PGC_S_ARGV);
                     pfree(debugstr);
                 }
                 break;
             case 'F':
                 SetConfigOption("fsync", "false", PGC_POSTMASTER, PGC_S_ARGV);
                 break;
             case 'k':
                 bootstrap_data_checksum_version = PG_DATA_CHECKSUM_VERSION;
                 break;
             case 'r':
                 strlcpy(OutputFileName, optarg, MAXPGPATH);
                 break;
             case 'X':
                 SetConfigOption("wal_segment_size", optarg, PGC_INTERNAL, PGC_S_DYNAMIC_DEFAULT);
                 break;
             default:
                 write_stderr("Try \"%s --help\" for more information.\n",
                              progname);
                 proc_exit(1);
                 break;
         }
     }
  
     if (argc != optind)
     {
         write_stderr("%s: invalid command-line arguments\n", progname);
         proc_exit(1);
     }
  
     /* Acquire configuration parameters */
     if (!SelectConfigFiles(userDoption, progname))
         proc_exit(1);
  
     /*
      * Validate we have been given a reasonable-looking DataDir and change
      * into it
      */
     checkDataDir();
     ChangeToDataDir();
  
     CreateDataDirLockFile(false);
  
     SetProcessingMode(BootstrapProcessing);
     IgnoreSystemIndexes = true;
  
     InitializeMaxBackends();
  
     CreateSharedMemoryAndSemaphores();
  
     /*
      * XXX: It might make sense to move this into its own function at some
      * point. Right now it seems like it'd cause more code duplication than
      * it's worth.
      */
     if (check_only)
     {
         SetProcessingMode(NormalProcessing);
         CheckerModeMain();
         abort();
     }
  
     /*
      * Do backend-like initialization for bootstrap mode
      */
     InitProcess();
  
     BaseInit();
  
     bootstrap_signals();
     BootStrapXLOG(bootstrap_data_checksum_version);
  
     /*
      * To ensure that src/common/link-canary.c is linked into the backend, we
      * must call it from somewhere.  Here is as good as anywhere.
      */
     if (pg_link_canary_is_frontend())
         elog(ERROR, "backend is incorrectly linked to frontend functions");
  
     InitPostgres(NULL, InvalidOid, NULL, InvalidOid, 0, NULL);
  
     /* Initialize stuff for bootstrap-file processing */
     for (i = 0; i < MAXATTR; i++)
     {
         attrtypes[i] = NULL;
         Nulls[i] = false;
     }
  
     /*
      * Process bootstrap input.
      */
     StartTransactionCommand();
     boot_yyparse();
     CommitTransactionCommand();
  
     /*
      * We should now know about all mapped relations, so it's okay to write
      * out the initial relation mapping files.
      */
     RelationMapFinishBootstrap();
  
     /* Clean up and exit */
     cleanup();
     proc_exit(0);
 }

References Assert, attrtypes, BaseInit(), boot_yyparse(), bootstrap_signals(), BootstrapProcessing, BootStrapXLOG(), ChangeToDataDir(), checkDataDir(), CheckerModeMain(), cleanup(), CommitTransactionCommand(), CreateDataDirLockFile(), CreateSharedMemoryAndSemaphores(), elog, ereport, errcode(), errmsg(), ERROR, flag(), getopt(), i, IgnoreSystemIndexes, InitializeGUCOptions(), InitializeMaxBackends(), InitPostgres(), InitProcess(), InitStandaloneProcess(), InvalidOid, IsUnderPostmaster, MAXATTR, MAXPGPATH, name, NormalProcessing, Nulls, optarg, optind, OutputFileName, ParseLongOption(), pfree(), PG_DATA_CHECKSUM_VERSION, pg_link_canary_is_frontend(), PGC_INTERNAL, PGC_POSTMASTER, PGC_S_ARGV, PGC_S_DYNAMIC_DEFAULT, proc_exit(), progname, psprintf(), pstrdup(), RelationMapFinishBootstrap(), SelectConfigFiles(), SetConfigOption(), SetProcessingMode, StartTransactionCommand(), strlcpy(), userDoption, value, and write_stderr.

Referenced by main().

◆ build_indices()

void build_indices ( void )

Definition at line 950 of file bootstrap.c.

 {
     for (; ILHead != NULL; ILHead = ILHead->il_next)
     {
         Relation    heap;
         Relation    ind;
  
         /* need not bother with locks during bootstrap */
         heap = table_open(ILHead->il_heap, NoLock);
         ind = index_open(ILHead->il_ind, NoLock);
  
         index_build(heap, ind, ILHead->il_info, false, false);
  
         index_close(ind, NoLock);
         table_close(heap, NoLock);
     }
 }

References _IndexList::il_heap, _IndexList::il_ind, _IndexList::il_info, _IndexList::il_next, ILHead, index_build(), index_close(), index_open(), NoLock, table_close(), and table_open().

◆ CheckerModeMain()

static void CheckerModeMain ( void )

static

Definition at line 179 of file bootstrap.c.

 {
     proc_exit(0);
 }

References proc_exit().

Referenced by BootstrapModeMain().

◆ cleanup()

static void cleanup ( void )

static

Definition at line 681 of file bootstrap.c.

 {
     if (boot_reldesc != NULL)
         closerel(NULL);
 }

References boot_reldesc, and closerel().

Referenced by BootstrapModeMain(), conninfo_uri_parse_options(), GetConfFilesInDir(), getSubscriptionTables(), merge_list_bounds(), merge_range_bounds(), pg_GSS_read(), pg_GSS_write(), pg_regexec(), pgoutput_change(), print_aligned_text(), RecordTransactionCommit(), ReorderBufferRestoreChanges(), and ResolveRecoveryConflictWithLock().

◆ closerel()

void closerel ( char * relname )

Definition at line 452 of file bootstrap.c.

 {
     if (relname)
     {
         if (boot_reldesc)
         {
             if (strcmp(RelationGetRelationName(boot_reldesc), relname) != 0)
                 elog(ERROR, "close of %s when %s was expected",
                      relname, RelationGetRelationName(boot_reldesc));
         }
         else
             elog(ERROR, "close of %s before any relation was opened",
                  relname);
     }
  
     if (boot_reldesc == NULL)
         elog(ERROR, "no open relation to close");
     else
     {
         elog(DEBUG4, "close relation %s",
              RelationGetRelationName(boot_reldesc));
         table_close(boot_reldesc, NoLock);
         boot_reldesc = NULL;
     }
 }

References boot_reldesc, DEBUG4, elog, ERROR, NoLock, RelationGetRelationName, relname, and table_close().

Referenced by boot_openrel(), cleanup(), and DefineAttr().

◆ DefineAttr()

void DefineAttr	(	char *	name,
		char *	type,
		int	attnum,
		int	nullness
	)

Definition at line 489 of file bootstrap.c.

 {
     Oid         typeoid;
  
     if (boot_reldesc != NULL)
     {
         elog(WARNING, "no open relations allowed with CREATE command");
         closerel(NULL);
     }
  
     if (attrtypes[attnum] == NULL)
         attrtypes[attnum] = AllocateAttribute();
     MemSet(attrtypes[attnum], 0, ATTRIBUTE_FIXED_PART_SIZE);
  
     namestrcpy(&attrtypes[attnum]->attname, name);
     elog(DEBUG4, "column %s %s", NameStr(attrtypes[attnum]->attname), type);
     attrtypes[attnum]->attnum = attnum + 1;
  
     typeoid = gettype(type);
  
     if (Typ != NIL)
     {
         attrtypes[attnum]->atttypid = Ap->am_oid;
         attrtypes[attnum]->attlen = Ap->am_typ.typlen;
         attrtypes[attnum]->attbyval = Ap->am_typ.typbyval;
         attrtypes[attnum]->attalign = Ap->am_typ.typalign;
         attrtypes[attnum]->attstorage = Ap->am_typ.typstorage;
         attrtypes[attnum]->attcompression = InvalidCompressionMethod;
         attrtypes[attnum]->attcollation = Ap->am_typ.typcollation;
         /* if an array type, assume 1-dimensional attribute */
         if (Ap->am_typ.typelem != InvalidOid && Ap->am_typ.typlen < 0)
             attrtypes[attnum]->attndims = 1;
         else
             attrtypes[attnum]->attndims = 0;
     }
     else
     {
         attrtypes[attnum]->atttypid = TypInfo[typeoid].oid;
         attrtypes[attnum]->attlen = TypInfo[typeoid].len;
         attrtypes[attnum]->attbyval = TypInfo[typeoid].byval;
         attrtypes[attnum]->attalign = TypInfo[typeoid].align;
         attrtypes[attnum]->attstorage = TypInfo[typeoid].storage;
         attrtypes[attnum]->attcompression = InvalidCompressionMethod;
         attrtypes[attnum]->attcollation = TypInfo[typeoid].collation;
         /* if an array type, assume 1-dimensional attribute */
         if (TypInfo[typeoid].elem != InvalidOid &&
             attrtypes[attnum]->attlen < 0)
             attrtypes[attnum]->attndims = 1;
         else
             attrtypes[attnum]->attndims = 0;
     }
  
     /*
      * If a system catalog column is collation-aware, force it to use C
      * collation, so that its behavior is independent of the database's
      * collation.  This is essential to allow template0 to be cloned with a
      * different database collation.
      */
     if (OidIsValid(attrtypes[attnum]->attcollation))
         attrtypes[attnum]->attcollation = C_COLLATION_OID;
  
     attrtypes[attnum]->attcacheoff = -1;
     attrtypes[attnum]->atttypmod = -1;
     attrtypes[attnum]->attislocal = true;
  
     if (nullness == BOOTCOL_NULL_FORCE_NOT_NULL)
     {
         attrtypes[attnum]->attnotnull = true;
     }
     else if (nullness == BOOTCOL_NULL_FORCE_NULL)
     {
         attrtypes[attnum]->attnotnull = false;
     }
     else
     {
         Assert(nullness == BOOTCOL_NULL_AUTO);
  
         /*
          * Mark as "not null" if type is fixed-width and prior columns are
          * likewise fixed-width and not-null.  This corresponds to case where
          * column can be accessed directly via C struct declaration.
          */
         if (attrtypes[attnum]->attlen > 0)
         {
             int         i;
  
             /* check earlier attributes */
             for (i = 0; i < attnum; i++)
             {
                 if (attrtypes[i]->attlen <= 0 ||
                     !attrtypes[i]->attnotnull)
                     break;
             }
             if (i == attnum)
                 attrtypes[attnum]->attnotnull = true;
         }
     }
 }

References typinfo::align, AllocateAttribute(), typmap::am_oid, typmap::am_typ, Ap, Assert, attlen, attname, attnotnull, attnum, ATTRIBUTE_FIXED_PART_SIZE, attrtypes, boot_reldesc, BOOTCOL_NULL_AUTO, BOOTCOL_NULL_FORCE_NOT_NULL, BOOTCOL_NULL_FORCE_NULL, typinfo::byval, closerel(), typinfo::collation, DEBUG4, elog, gettype(), i, InvalidCompressionMethod, InvalidOid, typinfo::len, MemSet, name, NameStr, namestrcpy(), NIL, typinfo::oid, OidIsValid, typinfo::storage, Typ, type, TypInfo, and WARNING.

◆ gettype()

static Oid gettype ( char * type )

static

Definition at line 734 of file bootstrap.c.

 {
     if (Typ != NIL)
     {
         ListCell   *lc;
  
         foreach(lc, Typ)
         {
             struct typmap *app = lfirst(lc);
  
             if (strncmp(NameStr(app->am_typ.typname), type, NAMEDATALEN) == 0)
             {
                 Ap = app;
                 return app->am_oid;
             }
         }
  
         /*
          * The type wasn't known; reload the pg_type contents and check again
          * to handle composite types, added since last populating the list.
          */
  
         list_free_deep(Typ);
         Typ = NIL;
         populate_typ_list();
  
         /*
          * Calling gettype would result in infinite recursion for types
          * missing in pg_type, so just repeat the lookup.
          */
         foreach(lc, Typ)
         {
             struct typmap *app = lfirst(lc);
  
             if (strncmp(NameStr(app->am_typ.typname), type, NAMEDATALEN) == 0)
             {
                 Ap = app;
                 return app->am_oid;
             }
         }
     }
     else
     {
         int         i;
  
         for (i = 0; i < n_types; i++)
         {
             if (strncmp(type, TypInfo[i].name, NAMEDATALEN) == 0)
                 return i;
         }
         /* Not in TypInfo, so we'd better be able to read pg_type now */
         elog(DEBUG4, "external type: %s", type);
         populate_typ_list();
         return gettype(type);
     }
     elog(ERROR, "unrecognized type \"%s\"", type);
     /* not reached, here to make compiler happy */
     return 0;
 }

References typmap::am_oid, typmap::am_typ, Ap, DEBUG4, elog, ERROR, i, lfirst, list_free_deep(), n_types, name, NAMEDATALEN, NameStr, NIL, populate_typ_list(), Typ, type, and TypInfo.

Referenced by DefineAttr().

◆ index_register()

void index_register	(	Oid	heap,
		Oid	ind,
		const IndexInfo *	indexInfo
	)

Definition at line 900 of file bootstrap.c.

 {
     IndexList  *newind;
     MemoryContext oldcxt;
  
     /*
      * XXX mao 10/31/92 -- don't gc index reldescs, associated info at
      * bootstrap time.  we'll declare the indexes now, but want to create them
      * later.
      */
  
     if (nogc == NULL)
         nogc = AllocSetContextCreate(NULL,
                                      "BootstrapNoGC",
                                      ALLOCSET_DEFAULT_SIZES);
  
     oldcxt = MemoryContextSwitchTo(nogc);
  
     newind = (IndexList *) palloc(sizeof(IndexList));
     newind->il_heap = heap;
     newind->il_ind = ind;
     newind->il_info = (IndexInfo *) palloc(sizeof(IndexInfo));
  
     memcpy(newind->il_info, indexInfo, sizeof(IndexInfo));
     /* expressions will likely be null, but may as well copy it */
     newind->il_info->ii_Expressions =
         copyObject(indexInfo->ii_Expressions);
     newind->il_info->ii_ExpressionsState = NIL;
     /* predicate will likely be null, but may as well copy it */
     newind->il_info->ii_Predicate =
         copyObject(indexInfo->ii_Predicate);
     newind->il_info->ii_PredicateState = NULL;
     /* no exclusion constraints at bootstrap time, so no need to copy */
     Assert(indexInfo->ii_ExclusionOps == NULL);
     Assert(indexInfo->ii_ExclusionProcs == NULL);
     Assert(indexInfo->ii_ExclusionStrats == NULL);
  
     newind->il_next = ILHead;
     ILHead = newind;
  
     MemoryContextSwitchTo(oldcxt);
 }

References ALLOCSET_DEFAULT_SIZES, AllocSetContextCreate, Assert, copyObject, IndexInfo::ii_ExclusionOps, IndexInfo::ii_ExclusionProcs, IndexInfo::ii_ExclusionStrats, IndexInfo::ii_Expressions, IndexInfo::ii_ExpressionsState, IndexInfo::ii_Predicate, IndexInfo::ii_PredicateState, _IndexList::il_heap, _IndexList::il_ind, _IndexList::il_info, _IndexList::il_next, ILHead, MemoryContextSwitchTo(), NIL, nogc, and palloc().

Referenced by index_create().

◆ InsertOneNull()

void InsertOneNull ( int i )

Definition at line 663 of file bootstrap.c.

 {
     elog(DEBUG4, "inserting column %d NULL", i);
     Assert(i >= 0 && i < MAXATTR);
     if (TupleDescAttr(boot_reldesc->rd_att, i)->attnotnull)
         elog(ERROR,
              "NULL value specified for not-null column \"%s\" of relation \"%s\"",
              NameStr(TupleDescAttr(boot_reldesc->rd_att, i)->attname),
              RelationGetRelationName(boot_reldesc));
     values[i] = PointerGetDatum(NULL);
     Nulls[i] = true;
 }

References Assert, boot_reldesc, DEBUG4, elog, ERROR, i, MAXATTR, NameStr, Nulls, PointerGetDatum(), RelationData::rd_att, RelationGetRelationName, TupleDescAttr, and values.

◆ InsertOneTuple()

void InsertOneTuple ( void )

Definition at line 597 of file bootstrap.c.

 {
     HeapTuple   tuple;
     TupleDesc   tupDesc;
     int         i;
  
     elog(DEBUG4, "inserting row with %d columns", numattr);
  
     tupDesc = CreateTupleDesc(numattr, attrtypes);
     tuple = heap_form_tuple(tupDesc, values, Nulls);
     pfree(tupDesc);             /* just free's tupDesc, not the attrtypes */
  
     simple_heap_insert(boot_reldesc, tuple);
     heap_freetuple(tuple);
     elog(DEBUG4, "row inserted");
  
     /*
      * Reset null markers for next tuple
      */
     for (i = 0; i < numattr; i++)
         Nulls[i] = false;
 }

References attrtypes, boot_reldesc, CreateTupleDesc(), DEBUG4, elog, heap_form_tuple(), heap_freetuple(), i, Nulls, numattr, pfree(), simple_heap_insert(), and values.

◆ InsertOneValue()

void InsertOneValue	(	char *	value,
		int	i
	)

Definition at line 625 of file bootstrap.c.

 {
     Oid         typoid;
     int16       typlen;
     bool        typbyval;
     char        typalign;
     char        typdelim;
     Oid         typioparam;
     Oid         typinput;
     Oid         typoutput;
  
     Assert(i >= 0 && i < MAXATTR);
  
     elog(DEBUG4, "inserting column %d value \"%s\"", i, value);
  
     typoid = TupleDescAttr(boot_reldesc->rd_att, i)->atttypid;
  
     boot_get_type_io_data(typoid,
                           &typlen, &typbyval, &typalign,
                           &typdelim, &typioparam,
                           &typinput, &typoutput);
  
     values[i] = OidInputFunctionCall(typinput, value, typioparam, -1);
  
     /*
      * We use ereport not elog here so that parameters aren't evaluated unless
      * the message is going to be printed, which generally it isn't
      */
     ereport(DEBUG4,
             (errmsg_internal("inserted -> %s",
                              OidOutputFunctionCall(typoutput, values[i]))));
 }

References Assert, boot_get_type_io_data(), boot_reldesc, DEBUG4, elog, ereport, errmsg_internal(), i, MAXATTR, OidInputFunctionCall(), OidOutputFunctionCall(), RelationData::rd_att, TupleDescAttr, typalign, value, and values.

◆ populate_typ_list()

static void populate_typ_list ( void )

static

Definition at line 694 of file bootstrap.c.

 {
     Relation    rel;
     TableScanDesc scan;
     HeapTuple   tup;
     MemoryContext old;
  
     Assert(Typ == NIL);
  
     rel = table_open(TypeRelationId, NoLock);
     scan = table_beginscan_catalog(rel, 0, NULL);
     old = MemoryContextSwitchTo(TopMemoryContext);
     while ((tup = heap_getnext(scan, ForwardScanDirection)) != NULL)
     {
         Form_pg_type typForm = (Form_pg_type) GETSTRUCT(tup);
         struct typmap *newtyp;
  
         newtyp = (struct typmap *) palloc(sizeof(struct typmap));
         Typ = lappend(Typ, newtyp);
  
         newtyp->am_oid = typForm->oid;
         memcpy(&newtyp->am_typ, typForm, sizeof(newtyp->am_typ));
     }
     MemoryContextSwitchTo(old);
     table_endscan(scan);
     table_close(rel, NoLock);
 }