From: FreeBirdLjj <ljj11011@mail.ustc.edu.cn>
Date: Sat, 4 Oct 2014 16:38:22 +0000 (+0800)
Subject: Add comment for bool.
X-Git-Url: https://git.danieliu.xyz/?a=commitdiff_plain;h=3da2b28947bb0db3cda5a090ca6d641975a09846;p=smdp.git

Add comment for bool.
---

diff --git a/include/common.h b/include/common.h
index 1e4c07a..6ac756a 100644
--- a/include/common.h
+++ b/include/common.h
@@ -21,6 +21,8 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  *
  *
+ * type: bool variable stores only true or false.
+ *
  * macro: MAX returns the higher one of two input variables
  * macro: MIN returns the lower one of two input variables
  *
@@ -33,7 +35,7 @@
 #if !defined( bool )
 typedef enum {
     false = 0,
-    true
+    true  = 1
 } bool;
 #endif   // !defined( bool )
 #endif   // __STDC_VERSION__ >= 199901L