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authorNoah Misch <noah@leadboat.com>2015-07-08 20:44:21 -0400
committerNoah Misch <noah@leadboat.com>2015-07-08 20:44:25 -0400
commitaaf15ee33a63c582fbb61b67befdd620e85da2ce (patch)
tree1f24f7828c9f7b24e7fe4ff4350e29b15004a034 /src/backend/utils/init/postinit.c
parent8ed6e70ace8e8d2f0747c16a796a21147ffaf404 (diff)
downloadpostgresql-aaf15ee33a63c582fbb61b67befdd620e85da2ce.tar.gz
postgresql-aaf15ee33a63c582fbb61b67befdd620e85da2ce.zip
Revoke support for strxfrm() that write past the specified array length.
This formalizes a decision implicit in commit 4ea51cdfe85ceef8afabceb03c446574daa0ac23 and adds clean detection of affected systems. Vendor updates are available for each such known bug. Back-patch to 9.5, where the aforementioned commit first appeared.
Diffstat (limited to 'src/backend/utils/init/postinit.c')
-rw-r--r--src/backend/utils/init/postinit.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/backend/utils/init/postinit.c b/src/backend/utils/init/postinit.c
index 063b0653b49..c172d3a30e9 100644
--- a/src/backend/utils/init/postinit.c
+++ b/src/backend/utils/init/postinit.c
@@ -378,6 +378,8 @@ CheckMyDatabase(const char *name, bool am_superuser)
SetConfigOption("lc_collate", collate, PGC_INTERNAL, PGC_S_OVERRIDE);
SetConfigOption("lc_ctype", ctype, PGC_INTERNAL, PGC_S_OVERRIDE);
+ check_strxfrm_bug();
+
ReleaseSysCache(tup);
}