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-rw-r--r--src/common/exec.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/src/common/exec.c b/src/common/exec.c
index 037bef2210..e5575d5f50 100644
--- a/src/common/exec.c
+++ b/src/common/exec.c
@@ -4,7 +4,7 @@
* Functions for finding and validating executable files
*
*
- * Portions Copyright (c) 1996-2014, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2015, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
*
@@ -556,8 +556,20 @@ set_pglocale_pgservice(const char *argv0, const char *app)
/* don't set LC_ALL in the backend */
if (strcmp(app, PG_TEXTDOMAIN("postgres")) != 0)
+ {
setlocale(LC_ALL, "");
+ /*
+ * One could make a case for reproducing here PostmasterMain()'s test
+ * for whether the process is multithreaded. Unlike the postmaster,
+ * no frontend program calls sigprocmask() or otherwise provides for
+ * mutual exclusion between signal handlers. While frontends using
+ * fork(), if multithreaded, are formally exposed to undefined
+ * behavior, we have not witnessed a concrete bug. Therefore,
+ * complaining about multithreading here may be mere pedantry.
+ */
+ }
+
if (find_my_exec(argv0, my_exec_path) < 0)
return;