From a9382448139ac9339ba4b8c8ed6675487572be07 Mon Sep 17 00:00:00 2001
From: j8takagi <j8takagi@nifty.com>
Date: Tue, 4 Aug 2026 15:53:03 +0900
Subject: [PATCH] =?utf8?q?=E3=82=A8=E3=83=A9=E3=83=BC=E5=87=BA=E5=8A=9B?=
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https://claude.ai/share/a6dfc5f4-f845-4a2e-8a7c-eb929e393d7d
---
 include/cerr.h | 2 +-
 src/cerr.c     | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/cerr.h b/include/cerr.h
index c361c6b..e778cee 100644
--- a/include/cerr.h
+++ b/include/cerr.h
@@ -36,7 +36,7 @@ extern CERRLIST *cerrlist;
 
 enum {
     CERRSTRSIZE = 10,    /**<エラーメッセージ中に挿入できる文字列のサイズ */
-    CERRMSGSIZE = 70,    /**<エラーメッセージのサイズ */
+    CERRMSGSIZE = 140,    /**<エラーメッセージのサイズ */
 };
 
 /**
diff --git a/src/cerr.c b/src/cerr.c
index 9e9d219..2aed616 100644
--- a/src/cerr.c
+++ b/src/cerr.c
@@ -52,7 +52,7 @@ void setcerr(int num, const char *str)
     }
     /* 現在のエラーメッセージを設定 */
     cerr->msg = malloc_chk(CERRMSGSIZE + 1, "cerr.msg");
-    if(0 < strlen(str) && strlen(str) <= CERRSTRSIZE) {
+    if(0 < strlen(str) && strlen(str) + 2 + strlen(getcerrmsg(num)) <= CERRMSGSIZE) {
         sprintf(cerr->msg, "%s: %s", str, getcerrmsg(cerr->num));
     } else {
         strcpy(cerr->msg, getcerrmsg(cerr->num));
-- 
2.47.3