From 7c1e84345c0dfdb2c6dfe69e47d5a746f8ab85af Mon Sep 17 00:00:00 2001
From: Jeong Han Lee <jeonghan.lee@gmail.com>
Date: Tue, 9 Oct 2018 14:33:02 +0200
Subject: [PATCH] add comment only on REQUIRE_IOC for clarify
---
require.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/require.c b/require.c
index 6b6b0ff5..bf5a14f1 100644
--- a/require.c
+++ b/require.c
@@ -692,6 +692,16 @@ void registerModule(const char* module, const char* version, const char* locatio
mylocation = getenv("require_DIR");
if (mylocation == NULL) return;
if (asprintf(&abslocation, "%s" OSI_PATH_SEPARATOR "db" OSI_PATH_SEPARATOR "moduleversion.template", mylocation) < 0) return;
+ /*
+ Require DB has the following four PVs:
+ - $(REQUIRE_IOC):$(MODULE)_VER
+ - $(REQUIRE_IOC):MOD_VER
+ - $(REQUIRE_IOC):VERSIONS
+ - $(REQUIRE_IOC):MODULES
+ We reserved 30 chars for :$(MODULE)_VER, so MODULE has the maximum 24 chars.
+ And we've reserved for 30 chars for $(REQUIRE_IOC).
+ So, the whole PV and record name in moduleversion.template has 59 + 1.
+ */
if (asprintf(&argstring, "REQUIRE_IOC=%.30s, MODULE=%.24s, VERSION=%.39s, MODULE_COUNT=%lu, BUFFER_SIZE=%lu",
getenv("REQUIRE_IOC"), module, version, moduleCount,
moduleListBufferSize+maxModuleNameLength*moduleCount) < 0) return;
--
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