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More tablespace.c comment improvements.

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This commit is contained in:
Bruce Momjian
2010-01-07 04:10:39 +00:00
parent 85fcbd8655
commit c282b36dd2
1 changed files with 8 additions and 6 deletions
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14
src/backend/commands/tablespace.c
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@@ -37,7 +37,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/tablespace.c,v 1.69 2010/01/07 04:05:39 momjian Exp $
* $PostgreSQL: pgsql/src/backend/commands/tablespace.c,v 1.70 2010/01/07 04:10:39 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -99,9 +99,8 @@ static void write_version_file(const char *path);
* symlink would normally be. This isn't an exact replay of course, but
* it's the best we can do given the available information.
*
* If tablespaces are not supported, you might think this could be a no-op,
* but you'd be wrong: we still need it in case we have to re-create a
* database subdirectory (of $PGDATA/base) during WAL replay.
* If tablespaces are not supported, we still need it in case we have to
* re-create a database subdirectory (of $PGDATA/base) during WAL replay.
*/
void
TablespaceCreateDbspace(Oid spcNode, Oid dbNode, bool isRedo)
@@ -123,6 +122,7 @@ TablespaceCreateDbspace(Oid spcNode, Oid dbNode, bool isRedo)
if (stat(dir, &st) < 0)
{
/* Directory does not exist? */
if (errno == ENOENT)
{
/*
@@ -137,7 +137,7 @@ TablespaceCreateDbspace(Oid spcNode, Oid dbNode, bool isRedo)
*/
if (stat(dir, &st) == 0 && S_ISDIR(st.st_mode))
{
/* Directory was created. */
/* Directory was created */
}
else
{
@@ -152,6 +152,7 @@ TablespaceCreateDbspace(Oid spcNode, Oid dbNode, bool isRedo)
(errcode_for_file_access(),
errmsg("could not create directory \"%s\": %m",
dir)));
/* Parent directory must be missing */
parentdir = pstrdup(dir);
get_parent_directory(parentdir);
@@ -162,6 +163,7 @@ TablespaceCreateDbspace(Oid spcNode, Oid dbNode, bool isRedo)
errmsg("could not create directory \"%s\": %m",
parentdir)));
pfree(parentdir);
/* Create database directory */
if (mkdir(dir, S_IRWXU) < 0)
ereport(ERROR,
@@ -252,7 +254,7 @@ CreateTableSpace(CreateTableSpaceStmt *stmt)
* '/<dboid>/<relid>.<nnn>' (XXX but do we ever form the whole path
* explicitly? This may be overly conservative.)
*/
if (strlen(location) >= (MAXPGPATH - 1 - OIDCHARS - 1 - OIDCHARS - 1 - OIDCHARS))
if (strlen(location) >= MAXPGPATH - 1 - OIDCHARS - 1 - OIDCHARS - 1 - OIDCHARS)
ereport(ERROR,
(errcode(ERRCODE_INVALID_OBJECT_DEFINITION),
errmsg("tablespace location \"%s\" is too long",