From 65d7521be1b5b0a2218cca8e8896f7fc459bd418 Mon Sep 17 00:00:00 2001
From: Howard Chu <hyc@openldap.org>
Date: Thu, 11 May 2000 09:39:33 +0000
Subject: [PATCH] Added LBER_OPT_LOG_PRINT_FILE to redirect the output of
 ber_error_print. Used mainly on NT since stderr doesn't exist when slapd runs
 as a service.

---
 include/lber.h              |  1 +
 libraries/liblber/bprint.c  | 20 ++++++++++++++++++++
 libraries/liblber/options.c |  5 +++++
 libraries/liblutil/debug.c  |  5 ++++-
 4 files changed, 30 insertions(+), 1 deletion(-)

diff --git a/include/lber.h b/include/lber.h
index 4f3cebc245..5179c7aa4d 100644
--- a/include/lber.h
+++ b/include/lber.h
@@ -105,6 +105,7 @@ typedef int (*BERTranslateProc) LDAP_P((
 #define LBER_OPT_LOG_PRINT_FN	0x8001
 #define LBER_OPT_MEMORY_FNS		0x8002
 #define LBER_OPT_ERROR_FN		0x8003
+#define LBER_OPT_LOG_PRINT_FILE		0x8004
 
 typedef int* (*BER_ERRNO_FN) LDAP_P(( void ));
 
diff --git a/libraries/liblber/bprint.c b/libraries/liblber/bprint.c
index 5c615a1291..f2e2a08a41 100644
--- a/libraries/liblber/bprint.c
+++ b/libraries/liblber/bprint.c
@@ -14,6 +14,15 @@
 
 #include "lber-int.h"
 
+/*
+ * We don't just set ber_pvt_err_file to stderr here, because in NT,
+ * stderr is a symbol imported from a DLL. As such, the compiler
+ * doesn't recognize the symbol as having a constant address. Thus
+ * we set ber_pvt_err_file to stderr later, when it first gets
+ * referenced.
+ */
+FILE *ber_pvt_err_file;
+
 /*
  * ber errno
  */
@@ -38,8 +47,19 @@ ber_error_print( char *data )
 {
 	assert( data != NULL );
 
+	if (!ber_pvt_err_file)
+	    ber_pvt_err_file = stderr;
+
+	fputs( data, ber_pvt_err_file );
+
+	/* Print to both streams */
+	if (ber_pvt_err_file != stderr)
+	{
 	fputs( data, stderr );
 	fflush( stderr );
+	}
+
+	fflush( ber_pvt_err_file );
 }
 
 BER_LOG_PRINT_FN ber_pvt_log_print = ber_error_print;
diff --git a/libraries/liblber/options.c b/libraries/liblber/options.c
index 03a4e3c56a..62f4fcf417 100644
--- a/libraries/liblber/options.c
+++ b/libraries/liblber/options.c
@@ -10,6 +10,8 @@
 
 #include "lber-int.h"
 
+extern void * ber_pvt_err_file;	/* bprint.c */
+
 struct lber_options ber_int_options = {
 	LBER_UNINITIALIZED, 0, 0 };
 
@@ -130,6 +132,9 @@ ber_set_option(
 		} else if(option == LBER_OPT_LOG_PRINT_FN) {
 			ber_pvt_log_print = (BER_LOG_PRINT_FN) invalue;
 			return LBER_OPT_SUCCESS;
+		} else if(option == LBER_OPT_LOG_PRINT_FILE) {
+			ber_pvt_err_file = (void *) invalue;
+			return LBER_OPT_SUCCESS;
 		}
 
 		ber_errno = LBER_ERROR_PARAM;
diff --git a/libraries/liblutil/debug.c b/libraries/liblutil/debug.c
index a6fc5064d2..2ebce49700 100644
--- a/libraries/liblutil/debug.c
+++ b/libraries/liblutil/debug.c
@@ -29,12 +29,14 @@
 
 #include "ldap_log.h"
 #include "ldap_defaults.h"
+#include "lber.h"
 
 static FILE *log_file;
 
 int lutil_debug_file( FILE *file )
 {
 	log_file = file;
+	ber_set_option( NULL, LBER_OPT_LOG_PRINT_FILE, file );
 
 	return 0;
 }
@@ -57,9 +59,10 @@ void (lutil_debug)( int level, int debug, const char *fmt, ... )
 
 		if ( log_file == NULL )
 			return;
+
+	    ber_set_option( NULL, LBER_OPT_LOG_PRINT_FILE, file );
 	}
 #endif
-
 	va_start( vl, fmt );
 
 #ifdef HAVE_VSNPRINTF
-- 
2.39.5