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Add resetStringInfo(), which clears the content of a StringInfo, and

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fixup various places in the tree that were clearing a StringInfo by hand.
Making this function a part of the API simplifies client code slightly,
and avoids needlessly peeking inside the StringInfo interface.
This commit is contained in:
Neil Conway
2007-03-03 19:32:55 +00:00
parent 053981f405
commit 90d76525c5
11 changed files with 57 additions and 69 deletions
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12
src/backend/libpq/pqcomm.c
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@ -30,7 +30,7 @@
* Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/backend/libpq/pqcomm.c,v 1.190 2007/02/13 19:18:53 tgl Exp $
* $PostgreSQL: pgsql/src/backend/libpq/pqcomm.c,v 1.191 2007/03/03 19:32:54 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@ -860,10 +860,7 @@ pq_getstring(StringInfo s)
{
int i;
/* Reset string to empty */
s->len = 0;
s->data[0] = '\0';
s->cursor = 0;
resetStringInfo(s);
/* Read until we get the terminating '\0' */
for (;;)
@ -915,10 +912,7 @@ pq_getmessage(StringInfo s, int maxlen)
{
int32 len;
/* Reset message buffer to empty */
s->len = 0;
s->data[0] = '\0';
s->cursor = 0;
resetStringInfo(s);
/* Read message length word */
if (pq_getbytes((char *) &len, 4) == EOF)