X-Git-Url: http://j8takagi.net/cgi-bin/gitweb.cgi?p=YACASL2.git;a=blobdiff_plain;f=src%2Fword.c;h=5f49cc4630eaab65912836ea60731112a241f44f;hp=93717580ec69e9ac21e03c7dfd1028965c5de8c6;hb=555c5e8b851becc08ba661a9cb19f617d5a00c12;hpb=4ee27a568fb9222907a566e59aaefe248f08a8e4

diff --git a/src/word.c b/src/word.c
index 9371758..5f49cc4 100644
--- a/src/word.c
+++ b/src/word.c
@@ -73,24 +73,33 @@ WORD nh2word(const char *str)
 /* WORD値を10進数の文字列に変換 */
 char *word2n(WORD word)
 {
-    char *p = malloc_chk(6, "word2n.p"), *q = malloc_chk(6, "word2n.q");
+    enum {
+        MAXLEN = 6,        /* WORD値を10進数で表したときの最大桁数 */
+    };
+    char *p = malloc_chk(MAXLEN, "word2n.p"), *digit = malloc_chk(MAXLEN, "word2n.digit");
     int i = 0, j;
+
     do{
         *(p + i++) = word % 10 + '0';
     } while((word /= 10) > 0);
     for(j = 0; j < i; j++) {
-        *(q + j) = *(p + (i - 1) - j);
+        *(digit + j) = *(p + (i - 1) - j);
     }
-    *(q + j + 1) = '\0';
-    return q;
+    *(digit + j + 1) = '\0';
+    free_chk(p, "word2n.p");
+    return digit;
 }
 
 /* WORD値を2進数の文字列に変換 */
 char *word2bit(const WORD word)
 {
+    enum {
+        MAXLEN = 16,        /* WORD値を2進数で表したときの最大桁数 */
+    };
     WORD mask = 0x8000;
-    char *bit = malloc_chk(16 + 1, "word2bit.bit"), *p;
-    p = bit;
+    char *bit, *p;
+
+    bit = p = malloc_chk(MAXLEN + 1, "word2bit.bit");
     do {
         *p++ = (word & mask) ? '1' : '0';
     } while((mask >>= 1) > 0);