From: John Darrington <john@darrington.wattle.id.au>
Date: Mon, 13 Apr 2009 23:07:14 +0000 (+0800)
Subject: Fixed bug in q2c when munging hyphenated strings.
X-Git-Tag: v0.7.3~161
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=15d25f33d8af81f11ac05379ae267f85da2b3077;p=pspp-builds.git

Fixed bug in q2c when munging hyphenated strings.

Q2c wasn't terminating strings generated by its munge
function, resulting in garbage being placed into generated
code.  Thanks to Michel Boaventura for reporting this.
---

diff --git a/src/language/lexer/q2c.c b/src/language/lexer/q2c.c
index ea4e3481..be0f29c5 100644
--- a/src/language/lexer/q2c.c
+++ b/src/language/lexer/q2c.c
@@ -379,7 +379,7 @@ id_cpy (char **cp)
 static char *
 unmunge (const char *s)
 {
-  char *dest = xmalloc (strlen (s));
+  char *dest = xmalloc (strlen (s) + 1);
   char *d = dest;
 
   while (*s)
@@ -391,6 +391,7 @@ unmunge (const char *s)
       s++;
       d++;
     }
+  *d = '\0';
 
   return dest;
 }