Fix a null pointer access in "iconv -l".

Author: bhaible

ChangeLog

@@ -1,3 +1,8 @@
+2003-05-20  Bruno Haible  <bruno@clisp.org>
+
+	* lib/iconv.c (iconvlist): Test p->name against NULL, not against "".
+	Reported by Muraoka Taro <koron@tka.att.ne.jp>.
+
 2003-05-19  Bruno Haible  <bruno@clisp.org>
 
 	* windows/iconv.rc: Include <winver.h>.

lib/iconv.c

@@ -506,7 +506,7 @@ void iconvlist (int (*do_one) (unsigned int namescount,
     j = 0;
     for (i = 0; i < aliascount1; i++) {
       const struct alias * p = &aliases[i];
-      if (p->name[0] != '\0'
+      if (p->name != NULL
           && p->encoding_index != ei_local_char
           && p->encoding_index != ei_local_wchar_t)
         aliasbuf[j++] = *p;