From: oetiker <oetiker@a5681a0c-68f1-0310-ab6d-d61299d08faa>
Date: Tue, 17 Jul 2007 21:46:00 +0000 (+0000)
Subject: added comment on float cookie
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=5b2cb1ca7d153395bc26fd9051a0feee65cfbb06;p=rrdtool-all.git

added comment on float cookie


git-svn-id: svn://svn.oetiker.ch/rrdtool/trunk@1155 a5681a0c-68f1-0310-ab6d-d61299d08faa
---

diff --git a/program/src/rrd_open.c b/program/src/rrd_open.c
index 4b9a0f92..a01b0754 100644
--- a/program/src/rrd_open.c
+++ b/program/src/rrd_open.c
@@ -90,6 +90,8 @@ rrd_file_t *rrd_open(
     off_t     newfile_size = 0;
 
     if (rdwr & RRD_CREAT) {
+        /* yes bad inline signaling alert, we are using the
+           floatcookie to pass the size in ... only used in resize */
         newfile_size = (off_t) rrd->stat_head->float_cookie;
         free(rrd->stat_head);
     }
diff --git a/program/src/rrd_resize.c b/program/src/rrd_resize.c
index 9dcfccab..c45ec143 100644
--- a/program/src/rrd_resize.c
+++ b/program/src/rrd_resize.c
@@ -82,6 +82,7 @@ int rrd_resize(
             return (-1);
         }
     /* the size of the new file */
+    /* yes we are abusing the float cookie for this, aargh */
     if ((rrdnew.stat_head = calloc(1, sizeof(stat_head_t))) == NULL) {
         rrd_set_error("allocating stat_head for new RRD");
         rrd_free(&rrdold);