s4-param: set SMB_CONF_PATH when we load a smb.conf

this is inherited by child python processes, to ensure they get the
right smb.conf if they don't have one specified. Fixes bug 7301

Pair-Programmed-With: Andrew Bartlett <abartlet@samba.org>

diff --git a/source4/param/loadparm.c b/source4/param/loadparm.c
index 2bee0fbd861968456b7fad7d45cab7acc623f1ab..b7dcd9bcee14ec39253f208018b59d5a6685edfd 100644 (file)
--- a/source4/param/loadparm.c
+++ b/source4/param/loadparm.c
@@ -2571,6 +2571,12 @@ bool lp_load(struct loadparm_context *lp_ctx, const char *filename)
           for a missing smb.conf */
        reload_charcnv(lp_ctx);
 
+       if (bRetval == true) {
+               /* set this up so that any child python tasks will
+                  find the right smb.conf */
+               setenv("SMB_CONF_PATH", filename, 1);
+       }
+
        return bRetval;
 }