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Error message editing in backend/libpq, backend/postmaster, backend/tcop.

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Along the way, fix some logic problems in pgstat_initstats, notably the
bogus assumption that malloc returns zeroed memory.
This commit is contained in:
Tom Lane
2003-07-22 19:00:12 +00:00
parent 277dbb0c34
commit b05d3ae1ed
21 changed files with 1254 additions and 815 deletions
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38
src/backend/utils/error/elog.c
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@ -37,7 +37,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.113 2003/07/18 23:20:32 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.114 2003/07/22 19:00:12 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -572,6 +572,42 @@ errcode_for_file_access(void)
return 0; /* return value does not matter */
}
/*
* errcode_for_socket_access --- add SQLSTATE error code to the current error
*
* The SQLSTATE code is chosen based on the saved errno value. We assume
* that the failing operation was some type of socket access.
*
* NOTE: the primary error message string should generally include %m
* when this is used.
*/
int
errcode_for_socket_access(void)
{
ErrorData *edata = &errordata[errordata_stack_depth];
/* we don't bother incrementing recursion_depth */
CHECK_STACK_DEPTH();
switch (edata->saved_errno)
{
/* Loss of connection */
case EPIPE:
#ifdef ECONNRESET
case ECONNRESET:
#endif
edata->sqlerrcode = ERRCODE_CONNECTION_FAILURE;
break;
/* All else is classified as internal errors */
default:
edata->sqlerrcode = ERRCODE_INTERNAL_ERROR;
break;
}
return 0; /* return value does not matter */
}
/*
* This macro handles expansion of a format string and associated parameters;