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-Url: http://git.postgresql.org/gitweb/static/gitweb.js?a=commitdiff_plain;h=d856a0a7aa3374f367ced364fc2771dcd9aa8496;p=users%2Fbernd%2Fpostgres.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 264150ca6e..7253c8617a 100644
--- a/src/interfaces/libpq/fe-misc.c
+++ b/src/interfaces/libpq/fe-misc.c
@@ -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);