Use foreach macro in pool_temp_tables module.

It used to use plain for(), but there's no reason to not use the
convenient macro.

diff --git a/src/context/pool_session_context.c b/src/context/pool_session_context.c
index c36cf23204f1235e1135905110ad33a6f784f156..531566d2568272da47b5e8dbfc0ec2752a37806d 100644 (file)
--- a/src/context/pool_session_context.c
+++ b/src/context/pool_session_context.c
@@ -1901,19 +1901,16 @@ POOL_TEMP_TABLE *
 pool_temp_tables_find(char * tablename)
 {
        ListCell   *cell;
-       ListCell   *next;
 
        if (!session_context)
                ereport(ERROR,
                                (errmsg("pool_temp_tables_find: session context is not initialized")));
 
-       for (cell = list_head(session_context->temp_tables); cell; cell = next)
+       foreach(cell, session_context->temp_tables)
        {
                POOL_TEMP_TABLE * table = (POOL_TEMP_TABLE *)lfirst(cell);
                if (strcmp(tablename, table->tablename) == 0)
                        return table;
-
-               next = lnext(cell);
        }
        return NULL;
 }
@@ -1970,7 +1967,6 @@ void
 pool_temp_tables_commit_pending(void)
 {
        ListCell   *cell;
-       ListCell   *next;
        MemoryContext old_context;
 
        if (!session_context)
@@ -1979,7 +1975,7 @@ pool_temp_tables_commit_pending(void)
 
        old_context = MemoryContextSwitchTo(session_context->memory_context);
 
-       for (cell = list_head(session_context->temp_tables); cell; cell = next)
+       foreach(cell, session_context->temp_tables)
        {
                POOL_TEMP_TABLE * table = (POOL_TEMP_TABLE *)lfirst(cell);
 
@@ -1996,7 +1992,6 @@ pool_temp_tables_commit_pending(void)
                                        (errmsg("pool_temp_tables_commit_pending: remove: %s", table->tablename)));
                        session_context->temp_tables = list_delete_ptr(session_context->temp_tables, table);
                }
-               next = lnext(cell);
        }
 
        MemoryContextSwitchTo(old_context);
@@ -2010,7 +2005,6 @@ void
 pool_temp_tables_remove_pending(void)
 {
        ListCell   *cell;
-       ListCell   *next;
        MemoryContext old_context;
 
        if (!session_context)
@@ -2019,7 +2013,7 @@ pool_temp_tables_remove_pending(void)
 
        old_context = MemoryContextSwitchTo(session_context->memory_context);
 
-       for (cell = list_head(session_context->temp_tables); cell; cell = next)
+       foreach(cell, session_context->temp_tables)
        {
                POOL_TEMP_TABLE * table = (POOL_TEMP_TABLE *)lfirst(cell);
 
@@ -2030,7 +2024,6 @@ pool_temp_tables_remove_pending(void)
 
                        session_context->temp_tables = list_delete_ptr(session_context->temp_tables, table);
                }
-               next = lnext(cell);
        }
 
        MemoryContextSwitchTo(old_context);