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-rw-r--r--src/backend/commands/extension.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/src/backend/commands/extension.c b/src/backend/commands/extension.c
index 345787fe2ce..a2e77c418a4 100644
--- a/src/backend/commands/extension.c
+++ b/src/backend/commands/extension.c
@@ -487,11 +487,22 @@ parse_extension_control_file(ExtensionControlFile *control,
if ((file = AllocateFile(filename, "r")) == NULL)
{
- if (version && errno == ENOENT)
+ if (errno == ENOENT)
{
- /* no auxiliary file for this version */
- pfree(filename);
- return;
+ /* no complaint for missing auxiliary file */
+ if (version)
+ {
+ pfree(filename);
+ return;
+ }
+
+ /* missing control file indicates extension is not installed */
+ ereport(ERROR,
+ (errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+ errmsg("extension \"%s\" is not available", control->name),
+ errdetail("Could not open extension control file \"%s\": %m.",
+ filename),
+ errhint("The extension must first be installed on the system where PostgreSQL is running.")));
}
ereport(ERROR,
(errcode_for_file_access(),