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pgindent run. Make it all clean.

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This commit is contained in:
Bruce Momjian
2001-03-22 04:01:46 +00:00
parent 6cf8707b82
commit 9e1552607a
555 changed files with 32514 additions and 28110 deletions
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56
src/backend/storage/smgr/md.c
View File

@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/storage/smgr/md.c,v 1.81 2001/01/24 19:43:08 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/storage/smgr/md.c,v 1.82 2001/03/22 03:59:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -76,7 +76,7 @@ static int _mdfd_getrelnfd(Relation reln);
static MdfdVec *_mdfd_openseg(Relation reln, int segno, int oflags);
static MdfdVec *_mdfd_getseg(Relation reln, int blkno);
static int _mdfd_blind_getseg(RelFileNode rnode, int blkno);
static int _mdfd_blind_getseg(RelFileNode rnode, int blkno);
static int _fdvec_alloc(void);
static void _fdvec_free(int);
@@ -135,13 +135,14 @@ mdcreate(Relation reln)
if (fd < 0)
{
int save_errno = errno;
int save_errno = errno;
/*
* During bootstrap, there are cases where a system relation will be
* accessed (by internal backend processes) before the bootstrap
* script nominally creates it. Therefore, allow the file to exist
* already, but in bootstrap mode only. (See also mdopen)
* During bootstrap, there are cases where a system relation will
* be accessed (by internal backend processes) before the
* bootstrap script nominally creates it. Therefore, allow the
* file to exist already, but in bootstrap mode only. (See also
* mdopen)
*/
if (IsBootstrapProcessingMode())
fd = FileNameOpenFile(path, O_RDWR | PG_BINARY, 0600);
@@ -197,7 +198,7 @@ mdunlink(RelFileNode rnode)
char *segpath = (char *) palloc(strlen(path) + 12);
int segno;
for (segno = 1; ; segno++)
for (segno = 1;; segno++)
{
sprintf(segpath, "%s.%d", path, segno);
if (unlink(segpath) < 0)
@@ -293,11 +294,13 @@ mdopen(Relation reln)
if (fd < 0)
{
/*
* During bootstrap, there are cases where a system relation will be
* accessed (by internal backend processes) before the bootstrap
* script nominally creates it. Therefore, accept mdopen() as a
* substitute for mdcreate() in bootstrap mode only. (See mdcreate)
* During bootstrap, there are cases where a system relation will
* be accessed (by internal backend processes) before the
* bootstrap script nominally creates it. Therefore, accept
* mdopen() as a substitute for mdcreate() in bootstrap mode only.
* (See mdcreate)
*/
if (IsBootstrapProcessingMode())
fd = FileNameOpenFile(path, O_RDWR | O_CREAT | O_EXCL | PG_BINARY, 0600);
@@ -666,12 +669,13 @@ mdnblocks(Relation reln)
if (v->mdfd_chain == (MdfdVec *) NULL)
{
/*
* Because we pass O_CREAT, we will create the next segment
* (with zero length) immediately, if the last segment is of
* length REL_SEGSIZE. This is unnecessary but harmless, and
* testing for the case would take more cycles than it seems
* worth.
* Because we pass O_CREAT, we will create the next
* segment (with zero length) immediately, if the last
* segment is of length REL_SEGSIZE. This is unnecessary
* but harmless, and testing for the case would take more
* cycles than it seems worth.
*/
v->mdfd_chain = _mdfd_openseg(reln, segno, O_CREAT);
if (v->mdfd_chain == (MdfdVec *) NULL)
@@ -700,8 +704,10 @@ mdtruncate(Relation reln, int nblocks)
int curnblk;
int fd;
MdfdVec *v;
#ifndef LET_OS_MANAGE_FILESIZE
int priorblocks;
#endif
/*
@@ -1004,14 +1010,16 @@ _mdfd_getseg(Relation reln, int blkno)
if (v->mdfd_chain == (MdfdVec *) NULL)
{
/*
* We will create the next segment only if the target block
* is within it. This prevents Sorcerer's Apprentice syndrome
* if a bug at higher levels causes us to be handed a ridiculously
* large blkno --- otherwise we could create many thousands of
* empty segment files before reaching the "target" block. We
* should never need to create more than one new segment per call,
* so this restriction seems reasonable.
* We will create the next segment only if the target block is
* within it. This prevents Sorcerer's Apprentice syndrome if
* a bug at higher levels causes us to be handed a
* ridiculously large blkno --- otherwise we could create many
* thousands of empty segment files before reaching the
* "target" block. We should never need to create more than
* one new segment per call, so this restriction seems
* reasonable.
*/
v->mdfd_chain = _mdfd_openseg(reln, i, (segno == 1) ? O_CREAT : 0);

53
src/backend/storage/smgr/smgr.c
View File

@@ -11,7 +11,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/storage/smgr/smgr.c,v 1.47 2001/01/24 19:43:08 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/storage/smgr/smgr.c,v 1.48 2001/03/22 03:59:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -39,8 +39,8 @@ typedef struct f_smgr
char *buffer);
int (*smgr_flush) (Relation reln, BlockNumber blocknum,
char *buffer);
int (*smgr_blindwrt) (RelFileNode rnode, BlockNumber blkno,
char *buffer, bool dofsync);
int (*smgr_blindwrt) (RelFileNode rnode, BlockNumber blkno,
char *buffer, bool dofsync);
int (*smgr_markdirty) (Relation reln, BlockNumber blkno);
int (*smgr_blindmarkdirty) (RelFileNode, BlockNumber blkno);
int (*smgr_nblocks) (Relation reln);
@@ -60,7 +60,7 @@ static f_smgr smgrsw[] = {
/* magnetic disk */
{mdinit, NULL, mdcreate, mdunlink, mdextend, mdopen, mdclose,
mdread, mdwrite, mdflush, mdblindwrt, mdmarkdirty, mdblindmarkdirty,
mdnblocks, mdtruncate, mdcommit, mdabort, mdsync
mdnblocks, mdtruncate, mdcommit, mdabort, mdsync
},
#ifdef STABLE_MEMORY_STORAGE
@@ -96,7 +96,7 @@ static int NSmgr = lengthof(smgrsw);
* that have been created or deleted in the current transaction. When
* a relation is created, we create the physical file immediately, but
* remember it so that we can delete the file again if the current
* transaction is aborted. Conversely, a deletion request is NOT
* transaction is aborted. Conversely, a deletion request is NOT
* executed immediately, but is just entered in the list. When and if
* the transaction commits, we can delete the physical file.
*
@@ -108,12 +108,12 @@ static int NSmgr = lengthof(smgrsw);
typedef struct PendingRelDelete
{
RelFileNode relnode; /* relation that may need to be deleted */
int16 which; /* which storage manager? */
bool atCommit; /* T=delete at commit; F=delete at abort */
struct PendingRelDelete *next; /* linked-list link */
int16 which; /* which storage manager? */
bool atCommit; /* T=delete at commit; F=delete at abort */
struct PendingRelDelete *next; /* linked-list link */
} PendingRelDelete;
static PendingRelDelete *pendingDeletes = NULL; /* head of linked list */
static PendingRelDelete *pendingDeletes = NULL; /* head of linked list */
/*
@@ -133,7 +133,7 @@ smgrinit()
if ((*(smgrsw[i].smgr_init)) () == SM_FAIL)
elog(FATAL, "initialization failed on %s: %m",
DatumGetCString(DirectFunctionCall1(smgrout,
Int16GetDatum(i))));
Int16GetDatum(i))));
}
}
@@ -155,7 +155,7 @@ smgrshutdown(void)
if ((*(smgrsw[i].smgr_shutdown)) () == SM_FAIL)
elog(FATAL, "shutdown failed on %s: %m",
DatumGetCString(DirectFunctionCall1(smgrout,
Int16GetDatum(i))));
Int16GetDatum(i))));
}
}
}
@@ -213,11 +213,11 @@ smgrunlink(int16 which, Relation reln)
/*
* NOTE: if the relation was created in this transaction, it will now
* be present in the pending-delete list twice, once with atCommit true
* and once with atCommit false. Hence, it will be physically deleted
* at end of xact in either case (and the other entry will be ignored
* by smgrDoPendingDeletes, so no error will occur). We could instead
* remove the existing list entry and delete the physical file
* be present in the pending-delete list twice, once with atCommit
* true and once with atCommit false. Hence, it will be physically
* deleted at end of xact in either case (and the other entry will be
* ignored by smgrDoPendingDeletes, so no error will occur). We could
* instead remove the existing list entry and delete the physical file
* immediately, but for now I'll keep the logic simple.
*/
@@ -259,7 +259,7 @@ smgropen(int16 which, Relation reln, bool failOK)
if (reln->rd_rel->relkind == RELKIND_VIEW)
return -1;
if ((fd = (*(smgrsw[which].smgr_open)) (reln)) < 0)
if (! failOK)
if (!failOK)
elog(ERROR, "cannot open %s: %m", RelationGetRelationName(reln));
return fd;
@@ -475,17 +475,20 @@ smgrDoPendingDeletes(bool isCommit)
pendingDeletes = pending->next;
if (pending->atCommit == isCommit)
{
/*
* Get rid of any leftover buffers for the rel (shouldn't be
* any in the commit case, but there can be in the abort case).
* any in the commit case, but there can be in the abort
* case).
*/
DropRelFileNodeBuffers(pending->relnode);
/*
* And delete the physical files.
*
* Note: we treat deletion failure as a NOTICE, not an error,
* because we've already decided to commit or abort the current
* xact.
* because we've already decided to commit or abort the
* current xact.
*/
if ((*(smgrsw[pending->which].smgr_unlink)) (pending->relnode) == SM_FAIL)
elog(NOTICE, "cannot unlink %u/%u: %m",
@@ -513,7 +516,7 @@ smgrcommit()
if ((*(smgrsw[i].smgr_commit)) () == SM_FAIL)
elog(FATAL, "transaction commit failed on %s: %m",
DatumGetCString(DirectFunctionCall1(smgrout,
Int16GetDatum(i))));
Int16GetDatum(i))));
}
}
@@ -532,7 +535,7 @@ smgrabort()
if ((*(smgrsw[i].smgr_abort)) () == SM_FAIL)
elog(FATAL, "transaction abort failed on %s: %m",
DatumGetCString(DirectFunctionCall1(smgrout,
Int16GetDatum(i))));
Int16GetDatum(i))));
}
}
@@ -551,7 +554,7 @@ smgrsync()
if ((*(smgrsw[i].smgr_sync)) () == SM_FAIL)
elog(STOP, "storage sync failed on %s: %m",
DatumGetCString(DirectFunctionCall1(smgrout,
Int16GetDatum(i))));
Int16GetDatum(i))));
}
}
@@ -579,8 +582,8 @@ void
smgr_undo(XLogRecPtr lsn, XLogRecord *record)
{
}
void
smgr_desc(char *buf, uint8 xl_info, char* rec)
smgr_desc(char *buf, uint8 xl_info, char *rec)
{
}