From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Fri, 8 Jul 2005 15:25:19 +0000 (+0000)
Subject: Make libpq_gettext save and restore errno in a Windows-compatible way.
X-Git-Tag: REL7_4_9~26
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a5d10d66d1c8768974ae6245bdff8f28e0dab31f;p=thirdparty%2Fpostgresql.git

Make libpq_gettext save and restore errno in a Windows-compatible way.
Also, back-patch fix into back branches.
---

diff --git a/src/interfaces/libpq/fe-misc.c b/src/interfaces/libpq/fe-misc.c
index 4349a4e05aa..0f3f2813711 100644
--- a/src/interfaces/libpq/fe-misc.c
+++ b/src/interfaces/libpq/fe-misc.c
@@ -23,7 +23,7 @@
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-misc.c,v 1.103 2003/10/19 21:36:41 tgl Exp $
+ *	  $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-misc.c,v 1.103.2.1 2005/07/08 15:25:19 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -1120,8 +1120,16 @@ libpq_gettext(const char *msgid)
 
 	if (!already_bound)
 	{
+		/* dgettext() preserves errno, but bindtextdomain() doesn't */
+		int		save_errno = errno;
+
 		already_bound = 1;
 		bindtextdomain("libpq", LOCALEDIR);
+#ifdef WIN32
+		SetLastError(save_errno);
+#else
+		errno = save_errno;
+#endif
 	}
 
 	return dgettext("libpq", msgid);