Use snprintf instead of sprintf in pg_regress.

To avoid static analyzers sounding the alarm, move to using snprintf
instead of sprintf. This was an oversight in 66d6086cbcbfc8dee789a6.

Reported-by: Tom Lane 
Discussion: https://postgr.es/m/849588.1698179694@sss.pgh.pa.us

diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index b0af751c92ed1727a2d201c20e004f6e59ac8626..b35e87295e3a9958b07a05136b9f00dddb3ef034 100644 (file)
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -845,7 +845,7 @@ initialize_environment(void)
        {
            char        s[16];
 
-           sprintf(s, "%d", port);
+           snprintf(s, sizeof(s), "%d", port);
            setenv("PGPORT", s, 1);
        }
    }
@@ -867,7 +867,7 @@ initialize_environment(void)
        {
            char        s[16];
 
-           sprintf(s, "%d", port);
+           snprintf(s, sizeof(s), "%d", port);
            setenv("PGPORT", s, 1);
        }
        if (user != NULL)