From 2c54cf2e591053a47087a1da5ba53a22a4097322 Mon Sep 17 00:00:00 2001
From: Masaki Muranaka <monaka@monami-ya.jp>
Date: Tue, 12 Mar 2013 19:59:12 +0900
Subject: Add comments for paradnoid (a.k.a. mission critical) engineers.

---
 src/parse.y | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/parse.y')

diff --git a/src/parse.y b/src/parse.y
index 8553738e8..33b2d5272 100644
--- a/src/parse.y
+++ b/src/parse.y
@@ -3399,11 +3399,14 @@ scan_oct(const int *start, int len, int *retlen)
   const int *s = start;
   unsigned long retval = 0;
 
+  /* PARANOID: assert(len <= 3) */
+
   while (len-- && *s >= '0' && *s <= '7') {
     retval <<= 3;
     retval |= *s++ - '0';
   }
   *retlen = s - start;
+
   return retval;
 }
 
@@ -3415,12 +3418,15 @@ scan_hex(const int *start, int len, int *retlen)
   register unsigned long retval = 0;
   char *tmp;
 
+  /* PARANOID: assert(len <= 2) */
+
   while (len-- && *s && (tmp = strchr(hexdigit, *s))) {
     retval <<= 4;
     retval |= (tmp - hexdigit) & 15;
     s++;
   }
   *retlen = s - start;
+
   return retval;
 }
 
-- 
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