Add GUC option log_error_verbosity to control which fields of error

reports get put into the postmaster log.  Options are TERSE, DEFAULT,
VERBOSE, with the same behavior as implemented on the client side in
libpq.

5 files changed, 107 insertions, 33 deletions

diff --git a/src/backend/utils/error/elog.c b/src/backend/utils/error/elog.c
index 9d371a5a26d..0660aaab9a9 100644
--- a/src/backend/utils/error/elog.c
+++ b/src/backend/utils/error/elog.c
@@ -37,7 +37,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.111 2003/05/28 18:19:09 tgl Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.112 2003/06/30 16:47:01 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -68,6 +68,7 @@
 ErrorContextCallback *error_context_stack = NULL;
 
 /* GUC parameters */
+PGErrorVerbosity Log_error_verbosity = PGERROR_VERBOSE;
 bool		Log_timestamp;		/* show timestamps in stderr output */
 bool		Log_pid;			/* show PIDs in stderr output */
 
@@ -918,23 +919,52 @@ send_message_to_server_log(ErrorData *edata)
 
 	appendStringInfo(&buf, "%s:  ", error_severity(edata->elevel));
 
+	if (Log_error_verbosity >= PGERROR_VERBOSE)
+	{
+		/* unpack MAKE_SQLSTATE code */
+		char	tbuf[12];
+		int		ssval;
+		int		i;
+
+		ssval = edata->sqlerrcode;
+		for (i = 0; i < 5; i++)
+		{
+			tbuf[i] = PGUNSIXBIT(ssval);
+			ssval >>= 6;
+		}
+		tbuf[i] = '\0';
+		appendStringInfo(&buf, "%s: ", tbuf);
+	}
+
 	if (edata->message)
-		appendStringInfo(&buf, "%s\n", edata->message);
+		appendStringInfoString(&buf, edata->message);
 	else
-		appendStringInfoString(&buf, "missing error text\n");
+		appendStringInfoString(&buf, gettext("missing error text"));
 
-	/* XXX showing of additional info should perhaps be optional */
-	/* XXX ought to localize the label strings, probably */
+	if (edata->cursorpos > 0)
+		appendStringInfo(&buf, gettext(" at character %d"), edata->cursorpos);
 
-	if (edata->detail)
-		appendStringInfo(&buf, "DETAIL:  %s\n", edata->detail);
-	if (edata->hint)
-		appendStringInfo(&buf, "HINT:  %s\n", edata->hint);
-	if (edata->context)
-		appendStringInfo(&buf, "CONTEXT:  %s\n", edata->context);
-	if (edata->funcname && edata->filename)
-		appendStringInfo(&buf, "IN:  %s (%s:%d)\n",
-						 edata->funcname, edata->filename, edata->lineno);
+	appendStringInfoChar(&buf, '\n');
+
+	if (Log_error_verbosity >= PGERROR_DEFAULT)
+	{
+		if (edata->detail)
+			appendStringInfo(&buf, gettext("DETAIL:  %s\n"), edata->detail);
+		if (edata->hint)
+			appendStringInfo(&buf, gettext("HINT:  %s\n"), edata->hint);
+		if (edata->context)
+			appendStringInfo(&buf, gettext("CONTEXT:  %s\n"), edata->context);
+		if (Log_error_verbosity >= PGERROR_VERBOSE)
+		{
+			if (edata->funcname && edata->filename)
+				appendStringInfo(&buf, gettext("LOCATION:  %s, %s:%d\n"),
+								 edata->funcname, edata->filename,
+								 edata->lineno);
+			else if (edata->filename)
+				appendStringInfo(&buf, gettext("LOCATION:  %s:%d\n"),
+								 edata->filename, edata->lineno);
+		}
+	}
 
 	/*
 	 * If the user wants the query that generated this error logged, do so.
@@ -942,7 +972,8 @@ send_message_to_server_log(ErrorData *edata)
 	 * for queries triggered by extended query protocol; how to improve?
 	 */
 	if (edata->elevel >= log_min_error_statement && debug_query_string != NULL)
-		appendStringInfo(&buf, "STATEMENT:  %s\n", debug_query_string);
+		appendStringInfo(&buf, gettext("STATEMENT:  %s\n"),
+						 debug_query_string);
 
 
 #ifdef HAVE_SYSLOG
@@ -992,11 +1023,10 @@ send_message_to_server_log(ErrorData *edata)
 		 * Timestamp and PID are only used for stderr output --- we assume
 		 * the syslog daemon will supply them for us in the other case.
 		 */
-		if (Log_timestamp)
-			fprintf(stderr, "%s", print_timestamp());
-		if (Log_pid)
-			fprintf(stderr, "%s", print_pid());
-		fprintf(stderr, "%s", buf.data);
+		fprintf(stderr, "%s%s%s",
+				Log_timestamp ? print_timestamp() : "",
+				Log_pid ? print_pid() : "",
+				buf.data);
 	}
 
 	pfree(buf.data);
diff --git a/src/backend/utils/misc/guc.c b/src/backend/utils/misc/guc.c
index dfdc4f82e7f..6e0da5bbaab 100644
--- a/src/backend/utils/misc/guc.c
+++ b/src/backend/utils/misc/guc.c
@@ -10,7 +10,7 @@
  * Written by Peter Eisentraut <peter_e@gmx.net>.
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/utils/misc/guc.c,v 1.132 2003/06/27 19:08:38 tgl Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/utils/misc/guc.c,v 1.133 2003/06/30 16:47:01 tgl Exp $
  *
  *--------------------------------------------------------------------
  */
@@ -94,6 +94,8 @@ static const char *assign_min_error_statement(const char *newval, bool doit,
 						   bool interactive);
 static const char *assign_msglvl(int *var, const char *newval,
 			  bool doit, bool interactive);
+static const char *assign_log_error_verbosity(const char *newval, bool doit,
+											  bool interactive);
 static bool assign_phony_autocommit(bool newval, bool doit, bool interactive);
 
 
@@ -134,9 +136,10 @@ int			client_min_messages = NOTICE;
  * cases provide the value for SHOW to display.  The real state is elsewhere
  * and is kept in sync by assign_hooks.
  */
-static char *log_min_error_statement_str;
-static char *log_min_messages_str;
 static char *client_min_messages_str;
+static char *log_min_messages_str;
+static char *log_error_verbosity_str;
+static char *log_min_error_statement_str;
 static bool phony_autocommit;
 static bool session_auth_is_superuser;
 static double phony_random_seed;
@@ -821,6 +824,16 @@ static struct config_string
 	},
 
 	{
+		{"log_min_messages", PGC_SUSET}, &log_min_messages_str,
+		"notice", assign_log_min_messages, NULL
+	},
+
+	{
+		{"log_error_verbosity", PGC_SUSET}, &log_error_verbosity_str,
+		"default", assign_log_error_verbosity, NULL
+	},
+
+	{
 		{"log_min_error_statement", PGC_SUSET}, &log_min_error_statement_str,
 		"panic", assign_min_error_statement, NULL
 	},
@@ -909,11 +922,6 @@ static struct config_string
 		PG_VERSION, NULL, NULL
 	},
 
-	{
-		{"log_min_messages", PGC_SUSET}, &log_min_messages_str,
-		"notice", assign_log_min_messages, NULL
-	},
-
 	/* Not for general use --- used by SET SESSION AUTHORIZATION */
 	{
 		{"session_authorization", PGC_USERSET, GUC_NO_SHOW_ALL | GUC_NO_RESET_ALL},
@@ -3468,6 +3476,29 @@ assign_msglvl(int *var, const char *newval, bool doit, bool interactive)
 	return newval;				/* OK */
 }
 
+static const char *
+assign_log_error_verbosity(const char *newval, bool doit, bool interactive)
+{
+	if (strcasecmp(newval, "terse") == 0)
+	{
+		if (doit)
+			Log_error_verbosity = PGERROR_TERSE;
+	}
+	else if (strcasecmp(newval, "default") == 0)
+	{
+		if (doit)
+			Log_error_verbosity = PGERROR_DEFAULT;
+	}
+	else if (strcasecmp(newval, "verbose") == 0)
+	{
+		if (doit)
+			Log_error_verbosity = PGERROR_VERBOSE;
+	}
+	else
+		return NULL;			/* fail */
+	return newval;				/* OK */
+}
+
 static bool
 assign_phony_autocommit(bool newval, bool doit, bool interactive)
 {
diff --git a/src/backend/utils/misc/postgresql.conf.sample b/src/backend/utils/misc/postgresql.conf.sample
index 594c230a769..57c6e55cb22 100644
--- a/src/backend/utils/misc/postgresql.conf.sample
+++ b/src/backend/utils/misc/postgresql.conf.sample
@@ -119,13 +119,16 @@
 #
 #	Message display
 #
+#client_min_messages = notice	# Values, in order of decreasing detail:
+				#   debug5, debug4, debug3, debug2, debug1,
+				#   log, info, notice, warning, error
 #log_min_messages = notice	# Values, in order of decreasing detail:
 				#   debug5, debug4, debug3, debug2, debug1,
 				#   info, notice, warning, error, log, fatal,
 				#   panic
-#client_min_messages = notice	# Values, in order of decreasing detail:
-				#   debug5, debug4, debug3, debug2, debug1,
-				#   log, info, notice, warning, error
+
+#log_error_verbosity = default	# terse, default, or verbose messages
+
 #silent_mode = false
 
 #log_connections = false
diff --git a/src/bin/psql/tab-complete.c b/src/bin/psql/tab-complete.c
index f0de8f6c0e6..8f70c25e761 100644
--- a/src/bin/psql/tab-complete.c
+++ b/src/bin/psql/tab-complete.c
@@ -3,7 +3,7 @@
  *
  * Copyright 2000-2002 by PostgreSQL Global Development Group
  *
- * $Header: /cvsroot/pgsql/src/bin/psql/tab-complete.c,v 1.80 2003/06/12 01:38:08 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/bin/psql/tab-complete.c,v 1.81 2003/06/30 16:47:01 tgl Exp $
  */
 
 /*----------------------------------------------------------------------
@@ -543,6 +543,7 @@ psql_completion(char *text, int start, int end)
 		"lc_numeric",
 		"lc_time",
 		"log_duration",
+		"log_error_verbosity",
 		"log_executor_stats",
 		"log_min_duration_statement",
 		"log_min_error_statement",
diff --git a/src/include/utils/elog.h b/src/include/utils/elog.h
index f10a15db65b..b92bc839337 100644
--- a/src/include/utils/elog.h
+++ b/src/include/utils/elog.h
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Id: elog.h,v 1.44 2003/05/27 17:49:46 momjian Exp $
+ * $Id: elog.h,v 1.45 2003/06/30 16:47:02 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -268,6 +268,15 @@ extern DLLIMPORT ErrorContextCallback *error_context_stack;
 
 
 /* GUC-configurable parameters */
+
+typedef enum
+{
+	PGERROR_TERSE,				/* single-line error messages */
+	PGERROR_DEFAULT,			/* recommended style */
+	PGERROR_VERBOSE				/* all the facts, ma'am */
+} PGErrorVerbosity;
+
+extern PGErrorVerbosity Log_error_verbosity;
 extern bool Log_timestamp;
 extern bool Log_pid;
 #ifdef HAVE_SYSLOG